Coral reef biogeomorphological development analysis method, device and computer equipment

Abstract

The present invention relates to the field of geographic information technology, and in particular to a coral reef biogeomorphological development analysis method, device, computer equipment and storage medium. Based on a preset coral reef biogeomorphological development time series, a coral skeleton production spatial distribution time series and a coral skeleton deposition spatial distribution time series are constructed on a spatial scale, and a coral skeleton production total amount time series and a coral skeleton deposition total amount time series are constructed on a temporal scale. Spatial analysis and temporal analysis are performed respectively, revealing the temporal and spatial influence relationship and degree of coral reef ecological changes on landforms, realizing temporal and spatial quantitative analysis of coral reef biogeomorphological development, providing a scientific basis for the assessment of the stability of coral reef biogeomorphological structures, and improving the efficiency of coral reef biogeomorphological structure protection and restoration.

Description

Technical Field

[0001] The present invention relates to the field of geographic information technology, and in particular to a coral reef biogeomorphological development analysis method, device, computer equipment and storage medium. Background Art

[0002] The stability of coral reef geomorphology under the influence of global warming is of great significance for maintaining the functions of marine ecosystems, protecting coastlines, and ensuring the safety of human settlements. It is also an important issue facing the survival and sustainable development of islands and reefs under today's climate change. Coral reefs are typical bio-geomorphology, and their geomorphic development and stability are essentially regulated by coral biology and ecology. The surface sedimentary geomorphology of many coral reefs in the southern South China Sea has changed significantly, and coral skeleton sediments continue to accumulate on the reef flats and even emerge to form coral reef gravel islands. The drastic changes in coral reef ecology under climate change have an important impact on the stability of the existing coral reef bio-geomorphological structure, but the process and mechanism of this impact are poorly understood, which hinders the assessment of coral reef bio-geomorphological stability and affects the understanding of the development prospects of coral reefs in the context of continued global warming in the future. Summary of the invention

[0003] Based on this, the purpose of the present invention is to provide a coral reef biogeomorph development analysis method, device, computer equipment and storage medium, based on the preset coral reef biogeomorph development time series, to construct the spatial distribution time series of coral skeleton production and the spatial distribution time series of coral skeleton deposition on the spatial scale, to construct the total coral skeleton production time series and the total coral skeleton deposition time series on the temporal scale, to perform spatial analysis and temporal analysis respectively, to reveal the spatiotemporal relationship and degree of the impact of coral reef ecological changes on the landform, to achieve the spatiotemporal quantitative analysis of the development of coral reef biogeomorphology, to provide a scientific basis for the stability assessment of coral reef biogeomorphic structure, and to improve the efficiency of protection and restoration of coral reef biogeomorphic structure.

[0004] In a first aspect, the present application provides a method for analyzing the biogeomorphic development of coral reefs, comprising the following steps:

[0005] Obtaining a coral reef biogeomorphic development time series of a target area, wherein the coral reef biogeomorphic development time series includes coral reef biogeomorphic development data at a plurality of time points, and the coral reef biogeomorphic development data includes coral community development data, coral skeleton growth data, skeleton sediment accumulation data, and geomorphic development data;

[0006] Based on the coral community development data and coral skeleton growth data at the same time point, the spatial distribution data of coral skeleton production and the total coral skeleton production data at several time points were obtained, and the spatial distribution time series of coral skeleton production and the total coral skeleton production time series were constructed;

[0007] Based on the coral skeleton growth data, skeletal sediment accumulation data and geomorphic development data at the same time point, the spatial distribution data of coral skeleton deposition and the total amount of coral skeleton deposition at several time points were obtained to construct the spatial distribution time series of coral skeleton deposition and the total amount of coral skeleton deposition time series;

[0008] A spatial analysis is performed based on the spatial distribution time series of the coral skeleton production and the spatial distribution time series of the coral skeleton deposition, and a temporal analysis is performed based on the total coral skeleton production time series and the total coral skeleton deposition time series to obtain the spatiotemporal analysis results of the coral reef biogeomorphological development in the target area.

[0009] In a second aspect, an embodiment of the present application provides a coral reef biogeomorphological development analysis device, comprising:

[0010] A data acquisition module, used to obtain a coral reef biogeomorphological development time series of a target area, wherein the coral reef biogeomorphological development time series includes coral reef biogeomorphological development data at a number of time points, and the coral reef biogeomorphological development data includes coral community development data, coral skeleton growth data, skeleton sediment accumulation data, and geomorphological development data;

[0011] The first time series construction module is used to obtain the spatial distribution data of coral skeleton production and the total coral skeleton production data at several time points based on the coral community development data and coral skeleton growth data at the same time point, and to construct the spatial distribution time series of coral skeleton production and the total coral skeleton production time series;

[0012] The second time series construction module is used to obtain the spatial distribution data of coral skeleton deposition and the total amount of coral skeleton deposition at several time points based on the coral skeleton growth data, skeleton sediment accumulation data and landform development data at the same time point, and to construct the spatial distribution time series of coral skeleton deposition and the total amount of coral skeleton deposition;

[0013] The spatiotemporal analysis module is used to perform spatial analysis based on the spatial distribution time series of the coral skeleton production and the spatial distribution time series of the coral skeleton deposition, and to perform temporal analysis based on the total coral skeleton production time series and the total coral skeleton deposition time series, so as to obtain the spatiotemporal analysis results of the coral reef biogeomorphological development in the target area.

[0014] In a third aspect, an embodiment of the present application provides a computer device, comprising: a processor, a memory, and a computer program stored in the memory and executable on the processor; when the computer program is executed by the processor, the steps of the coral reef biogeomorphological development analysis method described in the first aspect are implemented.

[0015] In a fourth aspect, an embodiment of the present application provides a storage medium storing a computer program, which, when executed by a processor, implements the steps of the coral reef biogeomorphological development analysis method as described in the first aspect.

[0016] In an embodiment of the present application, a coral reef biogeomorphological development analysis method, apparatus, computer equipment and storage medium are provided. Based on a preset coral reef biogeomorphological development time series, a spatial distribution time series of coral skeleton production and a spatial distribution time series of coral skeleton deposition are constructed on a spatial scale, and a total coral skeleton production time series and a total coral skeleton deposition time series are constructed on a temporal scale. Spatial analysis and temporal analysis are performed respectively, revealing the spatiotemporal relationship and degree of the impact of coral reef ecological changes on the landform, achieving spatiotemporal quantitative analysis of the development of coral reef biogeomorphology, providing a scientific basis for the stability assessment of coral reef biogeomorphological structures, and improving the efficiency of protection and restoration of coral reef biogeomorphological structures.

[0017] For better understanding and implementation, the present invention is described in detail below with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic diagram of a process for analyzing the biogeomorphological development of coral reefs provided in one embodiment of the present application;

[0019] Figure 2 A schematic diagram of the process of S2 in the coral reef biogeomorphological development analysis method provided in one embodiment of the present application;

[0020] Figure 3 A schematic diagram of the process of S3 in the coral reef biogeomorphological development analysis method provided in one embodiment of the present application;

[0021] Figure 4 A schematic diagram of the process of S4 in the coral reef biogeomorphological development analysis method provided in one embodiment of the present application;

[0022] Figure 5 A schematic diagram of the structure of a coral reef biogeomorphological development analysis device provided in one embodiment of the present application;

[0023] Figure 6 A schematic diagram of the structure of a computer device provided for one embodiment of the present application. DETAILED DESCRIPTION

[0024] Exemplary embodiments will be described in detail herein, examples of which are shown in the accompanying drawings. When the following description refers to the drawings, the same numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the following exemplary embodiments do not represent all implementations consistent with the present application. Instead, they are merely examples of devices and methods consistent with some aspects of the present application as detailed in the appended claims.

[0025] The terms used in this application are for the purpose of describing specific embodiments only and are not intended to limit this application. The singular forms of "a", "said" and "the" used in this application and the appended claims are also intended to include plural forms unless the context clearly indicates other meanings. It should also be understood that the term "and / or" used herein refers to and includes any or all possible combinations of one or more associated listed items.

[0026] It should be understood that, although the terms first, second, third, etc. may be used in the present application to describe various information, these information should not be limited to these terms. These terms are only used to distinguish the same type of information from each other. For example, without departing from the scope of the present application, the first information may also be referred to as the second information, and similarly, the second information may also be referred to as the first information. Depending on the context, the words "if" / "if" as used herein may be interpreted as "at the time of" or "when" or "in response to determination".

[0027] See also Figure 1 , Figure 1 A schematic diagram of a method for analyzing the biogeomorphological development of coral reefs provided in one embodiment of the present application, wherein the method comprises the following steps:

[0028] S1: Obtain the time series of coral reef biogeomorphological development in the target area.

[0029] The executor of the coral reef biogeomorphology development analysis method is an analysis device of the coral reef biogeomorphology development analysis method (hereinafter referred to as the analysis device). In an optional embodiment, the analysis device can be a computer device, a server, or a server cluster composed of multiple computer devices.

[0030] In this embodiment, the analysis device can obtain the coral reef biogeomorphological development time series of the target area input by the user, and can also obtain the coral reef biogeomorphological development time series of the target area in a preset database, wherein the coral reef biogeomorphological development time series includes coral reef biogeomorphological development data at several time points, and the coral reef biogeomorphological development data includes coral community development data, coral skeleton growth data, skeleton sediment accumulation data and geomorphological development data.

[0031] The coral community development data include coral distribution data, coral population composition data, coral coverage data and coral reef area data, wherein the coral distribution data and coral coverage data are obtained by combining high-resolution satellite remote sensing image data from different periods, the coral population composition data and coral reef area data are obtained by analyzing and using the intercept spline method based on coral reef ecological section survey data from different periods, and the coral population composition data include coral proportion data of several species.

[0032] The coral skeleton growth data includes coral skeleton growth rate data and coral skeleton growth density data of several species, wherein the coral skeleton growth rate data is obtained by slicing coral skeleton samples of different species, obtaining X-ray digital images of the coral skeleton samples by X-ray photography, and analyzing the annual growth zone changes of the coral skeleton by digital image analysis software, and the coral skeleton growth density data is obtained by measuring the mass and volume of different coral skeleton samples by using a net hydraulic balance.

[0033] The skeletal sediment accumulation data includes sediment composition data and sediment belt volume data, wherein the sediment composition data is obtained by analyzing the composition of sediment samples, and the sediment composition data includes the percentage data of coral skeletons of several species. The sediment belt volume data is obtained by using high-resolution satellite remote sensing image data from different periods, combined with on-site topographic measurements, using empirical and semi-empirical models to carry out reef flat topography inversion, constructing three-dimensional topography of coral reefs in different periods, and estimating the accumulation volume changes of each sedimentary landform belt.

[0034] The geomorphic development data include sedimentary geomorphic zoning type data and sedimentary geomorphic zoning distribution data, wherein the sedimentary geomorphic zoning type data and sedimentary geomorphic zoning distribution data are obtained based on high-resolution satellite remote sensing image data of different periods, combined with on-site sedimentary bottom surveys and machine learning algorithm division.

[0035] S2: Based on the coral community development data and coral skeleton growth data at the same time point, obtain the spatial distribution data of coral skeleton production and the total coral skeleton production data at several time points, and construct the spatial distribution time series of coral skeleton production and the total coral skeleton production time series.

[0036] In this embodiment, the analysis device obtains the spatial distribution data of coral skeleton production and the total coral skeleton production data at several time points based on the coral community development data and coral skeleton growth data at the same time points, and constructs the spatial distribution time series of coral skeleton production and the total coral skeleton production time series to quantify the process from the ecological stage to the sedimentary stage in the development of coral reef biogeomorphology, reflecting the change process from the ecological stage to the sedimentary stage.

[0037] See also Figure 2 , Figure 2 The schematic flow diagram of S2 in the coral reef biogeomorphological development analysis method provided in one embodiment of the present application includes steps S21 to S23, which are specifically as follows:

[0038] S21: Divide the target area into a plurality of first sub-areas according to the coral distribution data; based on the first sub-areas, multiply the coral skeleton growth rate data and the coral skeleton growth density data of the same species in the coral skeleton growth data at the same time point to obtain the coral skeleton calcification rate data of the plurality of first sub-areas at the plurality of time points.

[0039] In this embodiment, the analysis device divides the target area into a plurality of first sub-areas according to the coral distribution data, wherein the first sub-areas contain multiple species of corals, reflecting the spatial distribution of the corals.

[0040] Based on the first sub-region, the analysis device multiplies the coral skeleton growth rate data and the coral skeleton growth density data of the same species in the coral skeleton growth data at the same time point to obtain the coral skeleton calcification rate data of several first sub-regions at several time points, wherein the coral skeleton calcification rate data includes the coral skeleton calcification rate data of several species.

[0041] S22: obtaining the sub-coral skeleton production data of several first sub-areas at several time points according to the coral skeleton calcification rate data, coral population composition data, coral coverage data, coral reef area data and a preset coral skeleton production calculation algorithm of several first sub-areas at the same time points.

[0042] In this embodiment, the analysis device obtains the coral skeleton production data of several first sub-areas at several time points according to the coral skeleton calcification rate data, coral population composition data, coral coverage data, coral reef area data and a preset coral skeleton production calculation algorithm of several first sub-areas at the same time point, as a quantitative indicator of the process from the ecological stage to the sedimentary stage in the development of coral reef biogeomorphology, wherein the coral skeleton production calculation algorithm is:

[0043]

[0044] Where b is the production data of coral skeleton, K is the number of species, c is j is the coral skeleton calcification rate data of the jth species, k j is the percentage of corals of the jth species, a is the coral coverage data, and d is the coral reef area data.

[0045] S23: combining the child coral skeleton production data of several first sub-areas at the same time point, obtaining the spatial distribution data of the coral skeleton production at several time points in the target area, and constructing the spatial distribution time series of the coral skeleton production; accumulating the child coral skeleton production data of several first sub-areas at the same time point, obtaining the total coral skeleton production data at several time points in the target area, and constructing the total coral skeleton production time series.

[0046] In this embodiment, the analysis device combines the sub-coral skeleton production data of several first sub-areas at the same time point, obtains the coral skeleton production spatial distribution data of several time points in the target area, and constructs the coral skeleton production spatial distribution time series.

[0047] The analysis device accumulates the sub-coral skeleton production data of several first sub-areas at the same time point, obtains the total coral skeleton production data of several time points in the target area, and constructs the total coral skeleton production time series.

[0048] S3: Based on the coral skeleton growth data, skeletal sediment accumulation data and geomorphic development data at the same time point, the spatial distribution data of coral skeleton deposition and the total amount of coral skeleton deposition are obtained at several time points, and the spatial distribution time series of coral skeleton deposition and the total amount of coral skeleton deposition are constructed.

[0049] In this embodiment, the analysis device obtains the spatial distribution data of coral skeleton deposition and the total amount of coral skeleton deposition at several time points based on the coral skeleton growth data, skeleton sediment accumulation data and geomorphic development data at the same time points, and constructs the spatial distribution time series of coral skeleton deposition and the total amount of coral skeleton deposition to quantify the process from the sedimentary stage to the geomorphic stage in the process of coral reef biogeomorphic development, reflecting the change process from the sedimentary stage to the geomorphic stage.

[0050] See also Figure 3 , Figure 3 The schematic flow diagram of S3 in the coral reef biogeomorphological development analysis method provided in one embodiment of the present application includes steps S31 to S33, which are specifically as follows:

[0051] S31: According to the sedimentary landform zoning distribution data, the target area is divided into several second sub-areas; based on the second sub-areas, according to the sedimentary zone volume data, sedimentary landform zoning type data and sedimentary landform zoning distribution data at the same time point, the sedimentary landform zoning volume data of the second sub-areas at several time points are obtained.

[0052] In this embodiment, the analysis device divides the target area into several second sub-areas according to the sedimentary landform zoning distribution data, wherein there are multiple sedimentary landform zoning types in the second sub-areas, reflecting the spatial distribution of sedimentary landform zoning.

[0053] The analysis device obtains the sedimentary landform zoning volume data of the second sub-region at several time points based on the sedimentary belt volume data, sedimentary landform zoning type data and sedimentary landform zoning distribution data at the same time point, wherein the sedimentary landform zoning volume data includes volume data of several sedimentary landform zoning types;

[0054] S32: According to the coral skeleton growth density data of several species at the same time point, the coral skeleton proportion data of several species, the sedimentary landform zoning volume data of the second sub-area and the preset coral skeleton deposition calculation algorithm, the sub-coral skeleton deposition data of several sedimentary landform zoning types of several second sub-areas at several time points are obtained.

[0055] In this embodiment, the analysis device obtains the sub-coral skeleton deposition data of several sedimentary landform zoning types of several second sub-areas at several time points based on the coral skeleton growth density data of several species at the same time point, the coral skeleton proportion data of several species, the sedimentary landform zoning volume data of the second sub-area, and the preset coral skeleton deposition calculation algorithm, wherein the coral skeleton deposition calculation algorithm is:

[0056]

[0057] In the formula, e i is the coral skeleton sedimentation data of the ith sedimentary geomorphic zoning type, K is the number of species, and f j is the coral skeleton growth density data of the jth species, g j is the percentage of coral skeletons of the jth species, h i is the volume data of the i-th sedimentary landform zoning type.

[0058] S33: Accumulating the sub-coral skeleton deposition data of several sedimentary landform zoning types of the same second sub-area at the same time point to obtain the intermediate coral skeleton deposition data of several second sub-areas at several time points; combining the intermediate coral skeleton deposition data of several second sub-areas at the same time point to obtain the spatial distribution data of the coral skeleton deposition at several time points in the target area, and constructing the spatial distribution time series of the coral skeleton deposition; accumulating the intermediate coral skeleton deposition data of several second sub-areas at the same time point to obtain the total coral skeleton deposition data of the target area at several time points, and constructing the total coral skeleton deposition time series.

[0059] In this embodiment, the analysis device accumulates the sub-coral skeleton deposition data of several sedimentary geomorphological zoning types in the same second sub-area at the same time point, and obtains the intermediate coral skeleton deposition data of several second sub-areas at several time points as a quantitative indicator of the process from the sedimentary stage to the geomorphological stage in the development of coral reef biogeomorphology.

[0060] The analysis device combines the intermediate coral skeleton deposition data of several second sub-areas at the same time point, obtains the spatial distribution data of the coral skeleton deposition at several time points in the target area, and constructs the spatial distribution time series of the coral skeleton deposition.

[0061] The analysis device accumulates the intermediate coral skeleton deposition data of several second sub-areas at the same time point, obtains the total coral skeleton deposition data of several time points in the target area, and constructs the total coral skeleton deposition time series.

[0062] S4: Perform spatial analysis based on the spatial distribution time series of the coral skeleton production and the spatial distribution time series of the coral skeleton deposition, and perform temporal analysis based on the total coral skeleton production time series and the total coral skeleton deposition time series to obtain the spatiotemporal analysis results of the coral reef biogeomorphological development in the target area.

[0063] In this embodiment, the analysis equipment performs spatial analysis based on the spatial distribution time series of the coral skeleton production and the spatial distribution time series of the coral skeleton deposition, and performs temporal analysis based on the total coral skeleton production time series and the total coral skeleton deposition time series, to obtain the spatiotemporal analysis results of the coral reef biogeomorphological development in the target area, revealing the spatiotemporal impact relationship and degree of the coral reef ecological changes on the landform on the time scale and the spatial scale, and realizing the spatiotemporal quantitative analysis of the coral reef biogeomorphological development.

[0064] The spatiotemporal analysis results of the coral reef biogeomorphic development include the spatial analysis results of the coral reef biogeomorphic development and the temporal analysis results of the coral reef biogeomorphic development; please refer to Figure 4 , Figure 4 The schematic flow diagram of S4 in the coral reef biogeomorphological development analysis method provided in one embodiment of the present application includes steps S41 to S42, which are specifically as follows:

[0065] S41: Using a spatial correlation analysis method, according to the spatial distribution data of coral skeleton production at several time points in the spatial distribution time series of coral skeleton production and the spatial distribution data of coral skeleton deposition at several time points in the spatial distribution time series of coral skeleton deposition, a spatial analysis result of coral reef biogeomorphic development is obtained.

[0066] In this embodiment, the analysis device adopts a spatial correlation analysis method to obtain a spatial analysis result of the coral reef biogeomorphic development based on the spatial distribution data of coral skeleton production at several time points in the spatial distribution time series of the coral skeleton production and the spatial distribution data of coral skeleton deposition at several time points in the spatial distribution time series of the coral skeleton deposition, wherein the spatial analysis result of the coral reef biogeomorphic development includes spatial association label data and spatial correlation coefficient data, the spatial association label data is used to indicate the spatial response relationship between the bio-geomorphic process, and the spatial correlation coefficient data is used to indicate the degree of the spatial response relationship.

[0067] Specifically, the analysis device uses linear and nonlinear regression analysis methods based on the spatial distribution data of coral skeleton production in the spatial distribution time series of coral skeleton production and the spatial distribution data of coral skeleton deposition in the spatial distribution time series of coral skeleton deposition, and calculates the linear regression correlation coefficient and the nonlinear regression correlation coefficient on the spatial scale respectively to obtain the spatial linear regression correlation coefficient and the spatial nonlinear regression correlation coefficient.

[0068] The analysis device compares the spatial linear regression correlation coefficient and the spatial nonlinear regression correlation coefficient, uses the linear regression or nonlinear regression corresponding to the correlation coefficient of the maximum result as the spatial association label data, and uses the correlation coefficient of the maximum result as the spatial correlation coefficient.

[0069] S42: using a time correlation analysis method, according to the coral skeleton production data at several time points in the coral skeleton production time series and the coral skeleton deposition data at several time points in the coral skeleton deposition time series, obtaining a coral reef biogeomorphological development time analysis result.

[0070] In this embodiment, the analysis device adopts a time correlation analysis method to obtain a coral reef biogeomorphological development time analysis result based on the coral skeleton production total data at several time points in the coral skeleton production total time series and the coral skeleton deposition total data at several time points in the coral skeleton deposition total time series, wherein the coral reef biogeomorphological development time analysis result includes time-related label data, time correlation coefficient data and time phase data, the time-related label data is used to indicate the time response relationship between bio-geomorphological processes, the time correlation coefficient data is used to indicate the degree of the time response relationship, and the time phase data is used to indicate the time phase change between bio-geomorphological processes.

[0071] Specifically, the analysis device uses linear, nonlinear regression analysis methods and cross-spectrum analysis methods based on the coral skeleton production data in the coral skeleton production time series and the coral skeleton deposition data in the coral skeleton deposition time series to calculate the linear regression correlation coefficient, the nonlinear regression correlation coefficient and the phase change parameter on the time scale, and obtain the time linear regression correlation coefficient and the time nonlinear regression correlation coefficient.

[0072] The analysis device compares the time linear regression correlation coefficient and the time nonlinear regression correlation coefficient, takes the linear regression or nonlinear regression corresponding to the correlation coefficient of the maximum result as the time-associated label data, takes the correlation coefficient of the maximum result as the time correlation coefficient, and the analysis device takes the phase change parameter as the time phase data.

[0073] Based on the preset time series of coral reef biogeomorphological development, the spatial distribution time series of coral skeleton production and the spatial distribution time series of coral skeleton deposition were constructed on the spatial scale, and the total coral skeleton production time series and the total coral skeleton deposition time series were constructed on the temporal scale. Spatial analysis and temporal analysis were performed respectively, revealing the spatiotemporal relationship and degree of the impact of coral reef ecological changes on the landform, achieving spatiotemporal quantitative analysis of coral reef biogeomorphological development, providing a scientific basis for the stability assessment of coral reef biogeomorphological structure, and improving the efficiency of coral reef biogeomorphological structure protection and restoration.

[0074] Please refer to Figure 5 , Figure 5 A schematic diagram of the structure of a coral reef biogeomorphology development analysis device provided in one embodiment of the present application. The device can implement all or part of the coral reef biogeomorphology development analysis device through software, hardware, or a combination of both. The device 5 includes:

[0075] The data acquisition module 51 is used to obtain the coral reef biogeomorphological development time series of the target area, wherein the coral reef biogeomorphological development time series includes coral reef biogeomorphological development data at a plurality of time points, and the coral reef biogeomorphological development data includes coral community development data, coral skeleton growth data, skeleton sediment accumulation data and geomorphological development data;

[0076] The first time series construction module 52 is used to obtain the spatial distribution data of coral skeleton production and the total coral skeleton production data at several time points according to the coral community development data and coral skeleton growth data at the same time point, and to construct the spatial distribution time series of coral skeleton production and the total coral skeleton production time series;

[0077] The second time series construction module 53 is used to obtain the spatial distribution data of coral skeleton deposition and the total amount of coral skeleton deposition at several time points according to the coral skeleton growth data, skeleton sediment accumulation data and landform development data at the same time point, and to construct the spatial distribution time series of coral skeleton deposition and the total amount of coral skeleton deposition;

[0078] The spatiotemporal analysis module 54 is used to perform spatial analysis based on the spatial distribution time series of the coral skeleton production and the spatial distribution time series of the coral skeleton deposition, and to perform temporal analysis based on the total coral skeleton production time series and the total coral skeleton deposition time series, so as to obtain the spatiotemporal analysis results of the coral reef biogeomorphological development in the target area.

[0079] In an embodiment of the present application, a coral reef biogeomorphological development time series of a target area is obtained through a data acquisition module, wherein the coral reef biogeomorphological development time series includes coral reef biogeomorphological development data at several time points, and the coral reef biogeomorphological development data includes coral community development data, coral skeleton growth data, skeletal sediment accumulation data and geomorphological development data; through a first time series construction module, the spatial distribution data of coral skeleton production and the total amount of coral skeleton production data at several time points are obtained according to the coral community development data and coral skeleton growth data at the same time points, and the spatial distribution time series of coral skeleton production and the total amount of coral skeleton production are constructed. total production time series; through the second time series construction module, according to the coral skeleton growth data, skeletal sediment accumulation data and landform development data at the same time point, the spatial distribution data of coral skeleton deposition and the total amount of coral skeleton deposition data are obtained at several time points, and the spatial distribution time series of coral skeleton deposition and the total amount of coral skeleton deposition are constructed; through the spatiotemporal analysis module, spatial analysis is performed according to the spatial distribution time series of coral skeleton production and the spatial distribution time series of coral skeleton deposition, and temporal analysis is performed according to the total amount of coral skeleton production and the total amount of coral skeleton deposition, so as to obtain the spatiotemporal analysis results of the coral reef biogeomorphological development in the target area. Based on the preset time series of coral reef biogeomorphological development, the spatial distribution time series of coral skeleton production and the spatial distribution time series of coral skeleton deposition were constructed on the spatial scale, and the total coral skeleton production time series and the total coral skeleton deposition time series were constructed on the temporal scale. Spatial analysis and temporal analysis were performed respectively, revealing the spatiotemporal relationship and degree of the impact of coral reef ecological changes on the landform, achieving spatiotemporal quantitative analysis of coral reef biogeomorphological development, providing a scientific basis for the stability assessment of coral reef biogeomorphological structure, and improving the efficiency of coral reef biogeomorphological structure protection and restoration.

[0080] Please refer to Figure 6 , Figure 6 The computer device 8 is a schematic diagram of a structure of a computer device provided in an embodiment of the present application. The computer device 8 includes: a processor 61, a memory 62, and a computer program 63 stored in the memory 62 and executable on the processor 61; the computer device may store a plurality of instructions, which are suitable for being loaded and executed by the processor 61. Figures 1 to 4 The method steps of the embodiment shown in the figure can be found in the specific execution process. Figures 1 to 4 The specific description of the illustrated embodiment will not be repeated here.

[0081] Among them, the processor 61 may include one or more processing cores. The processor 61 uses various interfaces and lines to connect various parts in the server, and executes various functions and processes data of the coral reef biogeomorphology development analysis device 5 by running or executing instructions, programs, code sets or instruction sets stored in the memory 62, and calling the data in the memory 62. Optionally, the processor 61 can be implemented in at least one hardware form of digital signal processing (Digital Signal Processing, DSP), field programmable gate array (Field-Programmable Gate Array, FPGA), and programmable logic array (Programble Logic Array, PLA). The processor 61 can integrate one or more combinations of a central processing unit 61 (Central Processing Unit, CPU), an image processor 61 (Graphics Processing Unit, GPU) and a modem. Among them, the CPU mainly processes the operating system, user interface and application programs; the GPU is responsible for rendering and drawing the content to be displayed on the touch display; the modem is used to process wireless communications. It can be understood that the above-mentioned modem may not be integrated into the processor 61, and it can be implemented by a single chip.

[0082] Among them, the memory 62 may include a random access memory 62 (Random Access Memory, RAM), and may also include a read-only memory 62 (Read-Only Memory). Optionally, the memory 62 includes a non-transitory computer-readable storage medium. The memory 62 can be used to store instructions, programs, codes, code sets or instruction sets. The memory 62 may include a program storage area and a data storage area, wherein the program storage area may store instructions for implementing an operating system, instructions for at least one function (such as touch instructions, etc.), instructions for implementing the above-mentioned various method embodiments, etc.; the data storage area may store data involved in the above-mentioned various method embodiments, etc. The memory 62 may also be optionally at least one storage device located away from the aforementioned processor 61.

[0083] The present application also provides a storage medium that can store multiple instructions, which are suitable for the processor to load and execute the above-mentioned Figures 1 to 4 The method steps of the embodiment shown in the figure can be found in the specific execution process. Figures 1 to 4 The specific description of the illustrated embodiment will not be repeated here.

[0084] The technicians in the relevant field can clearly understand that for the convenience and simplicity of description, only the division of the above-mentioned functional units and modules is used as an example for illustration. In practical applications, the above-mentioned function allocation can be completed by different functional units and modules as needed, that is, the internal structure of the device can be divided into different functional units or modules to complete all or part of the functions described above. The functional units and modules in the embodiment can be integrated in a processing unit, or each unit can exist physically separately, or two or more units can be integrated in one unit. The above-mentioned integrated unit can be implemented in the form of hardware or in the form of software functional units. In addition, the specific names of the functional units and modules are only for the convenience of distinguishing each other, and are not used to limit the scope of protection of this application. The specific working process of the units and modules in the above-mentioned system can refer to the corresponding process in the aforementioned method embodiment, which will not be repeated here.

[0085] In the above embodiments, the description of each embodiment has its own emphasis. For parts that are not described or recorded in detail in a certain embodiment, reference can be made to the relevant descriptions of other embodiments.

[0086] Those skilled in the art will appreciate that the units and algorithm steps of each example described in conjunction with the embodiments disclosed herein can be implemented in electronic hardware, or a combination of computer software and electronic hardware. Whether these functions are performed in hardware or software depends on the specific application and design constraint algorithm of the technical solution. Professional and technical personnel can use different methods to implement the described functions for each specific application, but such implementation should not be considered to be beyond the scope of the present invention.

[0087] In the embodiments provided by the present invention, it should be understood that the disclosed devices / terminal equipment and methods can be implemented in other ways. For example, the device / terminal equipment embodiments described above are only schematic. For example, the division of the modules or units is only a logical function division. There may be other division methods in actual implementation, such as multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or direct coupling or communication connection shown or discussed can be through some interfaces, indirect coupling or communication connection of devices or units, which can be electrical, mechanical or other forms.

[0088] The units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0089] In addition, each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit. The above-mentioned integrated unit may be implemented in the form of hardware or in the form of software functional units.

[0090] If the integrated module / unit is implemented in the form of a software functional unit and sold or used as an independent product, it can be stored in a computer-readable storage medium. Based on this understanding, the present invention implements all or part of the processes in the above-mentioned embodiment method, and can also be completed by instructing the relevant hardware through a computer program. The computer program can be stored in a computer-readable storage medium, and when the computer program is executed by a processor, the steps of the above-mentioned method embodiments can be implemented. Among them, the computer program includes computer program code, and the computer program code can be in source code form, object code form, executable file or some intermediate form, etc.

[0091] The present invention is not limited to the above-mentioned embodiments. If various changes or modifications to the present invention do not depart from the spirit and scope of the present invention, and if these changes and modifications fall within the scope of the claims and equivalent technologies of the present invention, the present invention is also intended to include these changes and modifications.

Claims

1. A method for analyzing the biogeomorphological development of coral reefs, characterized in that: The following steps are involved: Obtaining a coral reef biogeomorphic development time series of a target area, wherein the coral reef biogeomorphic development time series includes coral reef biogeomorphic development data at a plurality of time points, and the coral reef biogeomorphic development data includes coral community development data, coral skeleton growth data, skeleton sediment accumulation data, and geomorphic development data; Based on the coral community development data and coral skeleton growth data at the same time point, the spatial distribution data of coral skeleton production and the total coral skeleton production data at several time points were obtained, and the spatial distribution time series of coral skeleton production and the total coral skeleton production time series were constructed; Based on the coral skeleton growth data, skeletal sediment accumulation data and geomorphic development data at the same time point, the spatial distribution data of coral skeleton deposition and the total amount of coral skeleton deposition at several time points were obtained to construct the spatial distribution time series of coral skeleton deposition and the total amount of coral skeleton deposition time series; A spatial analysis is performed based on the spatial distribution time series of the coral skeleton production and the spatial distribution time series of the coral skeleton deposition, and a temporal analysis is performed based on the total coral skeleton production time series and the total coral skeleton deposition time series to obtain the spatiotemporal analysis results of the coral reef biogeomorphological development in the target area.

2. The coral reef biogeomorphological development analysis method according to claim 1, characterized in that: The coral community development data includes coral distribution data, coral population composition data, coral coverage data and coral reef area data, wherein the coral skeleton growth data includes coral skeleton growth rate data and coral skeleton growth density data of several species; the coral population composition data includes coral proportion data of several species.

3. The coral reef biogeomorphological development analysis method according to claim 2, characterized in that: The method comprises the following steps: obtaining the spatial distribution data of coral skeleton production and the total coral skeleton production data at several time points according to the coral community development data and the coral skeleton growth data at the same time points, and constructing the spatial distribution time series of coral skeleton production and the total coral skeleton production time series. According to the coral distribution data, the target area is divided into a plurality of first sub-areas; based on the first sub-areas, the coral skeleton growth rate data and the coral skeleton growth density data of the same species in the coral skeleton growth data at the same time point are multiplied to obtain the coral skeleton calcification rate data of a plurality of first sub-areas at a plurality of time points, wherein the coral skeleton calcification rate data includes the coral skeleton calcification rate data of a plurality of species; According to the coral skeleton calcification rate data, coral population composition data, coral coverage data, coral reef area data and a preset coral skeleton production calculation algorithm of the first sub-areas at the same time point, the sub-coral skeleton production data of the first sub-areas at the same time point are obtained, wherein the coral skeleton production calculation algorithm is: Where b is the production data of coral skeleton, K is the number of species, c is j is the coral skeleton calcification rate data of the jth species, k j is the percentage of corals of the jth species, a is the coral coverage data, and d is the coral reef area data; The child coral skeleton production data of several first sub-areas at the same time point are combined to obtain the spatial distribution data of the coral skeleton production at several time points in the target area, and the spatial distribution time series of the coral skeleton production is constructed; the child coral skeleton production data of several first sub-areas at the same time point are accumulated to obtain the total coral skeleton production data of several time points in the target area, and the total coral skeleton production time series is constructed.

4. The coral reef biogeomorphological development analysis method according to claim 2, characterized in that: The skeletal sediment accumulation data include sediment composition data and sediment belt volume data, and the landform development data include sedimentary landform zoning type data and sedimentary landform zoning distribution data, wherein the sediment composition data include coral skeleton proportion data of several species.

5. The coral reef biogeomorphological development analysis method according to claim 4, characterized in that: The method obtains the spatial distribution data of coral skeleton deposition and the total amount of coral skeleton deposition at several time points according to the coral skeleton growth data, skeleton sediment accumulation data and landform development data at the same time point, and constructs the spatial distribution time series of coral skeleton deposition and the total amount of coral skeleton deposition, including the steps of: According to the sedimentary landform zoning distribution data, the target area is divided into a plurality of second sub-areas; based on the second sub-areas, according to the sedimentary belt volume data, sedimentary landform zoning type data and sedimentary landform zoning distribution data at the same time point, sedimentary landform zoning volume data of the second sub-areas at a plurality of time points are obtained, wherein the sedimentary landform zoning volume data includes volume data of a plurality of sedimentary landform zoning types; According to the coral skeleton growth density data of several species at the same time point, the coral skeleton proportion data of several species, the sedimentary landform zoning volume data of the second sub-area and the preset coral skeleton deposition amount calculation algorithm, the sub-coral skeleton deposition amount data of several sedimentary landform zoning types of several second sub-areas at several time points are obtained, wherein the coral skeleton deposition amount calculation algorithm is: In the formula, e i is the coral skeleton sedimentation data of the ith sedimentary geomorphic zoning type, K is the number of species, and f j is the coral skeleton growth density data of the jth species, g j is the percentage of coral skeletons of the jth species, h i is the volume data of the i-th sedimentary landform zoning type; The sub-coral skeleton deposition data of several sedimentary landform zoning types in the same second sub-area at the same time point are accumulated to obtain the intermediate coral skeleton deposition data of several second sub-areas at several time points; the intermediate coral skeleton deposition data of several second sub-areas at the same time point are combined to obtain the spatial distribution data of the coral skeleton deposition at several time points in the target area, and construct the spatial distribution time series of the coral skeleton deposition; the intermediate coral skeleton deposition data of several second sub-areas at the same time point are accumulated to obtain the total coral skeleton deposition data of several time points in the target area, and construct the total coral skeleton deposition time series.

6. The method for analyzing the biogeomorphological development of coral reefs according to any one of claims 1 to 5, characterized in that: The spatiotemporal analysis results of the coral reef biogeomorphic development include the spatial analysis results of the coral reef biogeomorphic development and the temporal analysis results of the coral reef biogeomorphic development; The spatial analysis is performed according to the spatial distribution time series of the coral skeleton production and the spatial distribution time series of the coral skeleton deposition, and the temporal analysis is performed according to the total coral skeleton production time series and the total coral skeleton deposition time series to obtain the spatiotemporal analysis results of the coral reef biogeomorphological development in the target area, including the steps of: Using a spatial correlation analysis method, according to the spatial distribution data of coral skeleton production at several time points in the spatial distribution time series of coral skeleton production and the spatial distribution data of coral skeleton deposition at several time points in the spatial distribution time series of coral skeleton deposition, a spatial analysis result of coral reef biogeomorphic development is obtained; The time correlation analysis method is adopted to obtain the time analysis results of the coral reef biogeomorphological development based on the coral skeleton production data at several time points in the coral skeleton production time series and the coral skeleton deposition data at several time points in the coral skeleton deposition time series.

7. A coral reef biogeomorphological development analysis device, characterized in that: include: A data acquisition module, used to obtain a coral reef biogeomorphological development time series of a target area, wherein the coral reef biogeomorphological development time series includes coral reef biogeomorphological development data at a number of time points, and the coral reef biogeomorphological development data includes coral community development data, coral skeleton growth data, skeleton sediment accumulation data, and geomorphological development data; The first time series construction module is used to obtain the spatial distribution data of coral skeleton production and the total coral skeleton production data at several time points based on the coral community development data and coral skeleton growth data at the same time point, and to construct the spatial distribution time series of coral skeleton production and the total coral skeleton production time series; The second time series construction module is used to obtain the spatial distribution data of coral skeleton deposition and the total amount of coral skeleton deposition at several time points based on the coral skeleton growth data, skeleton sediment accumulation data and landform development data at the same time point, and to construct the spatial distribution time series of coral skeleton deposition and the total amount of coral skeleton deposition; The spatiotemporal analysis module is used to perform spatial analysis based on the spatial distribution time series of the coral skeleton production and the spatial distribution time series of the coral skeleton deposition, and to perform temporal analysis based on the total coral skeleton production time series and the total coral skeleton deposition time series, so as to obtain the spatiotemporal analysis results of the coral reef biogeomorphological development in the target area.

8. A computer device, characterized in that: include: A processor, a memory, and a computer program stored in the memory and executable on the processor; when the computer program is executed by the processor, the steps of the coral reef biogeomorphological development analysis method as described in any one of claims 1 to 6 are implemented.

9. A storage medium, characterized in that: The storage medium stores a computer program, and when the computer program is executed by a processor, the steps of the coral reef biogeomorphological development analysis method according to any one of claims 1 to 6 are implemented.

Images