52 results about "Landscape model" patented technology

An artificial miniature landscape model comprises a plurality of automatically color variable LEDS (or called multi-colored LEDS), metallic conductor branches, electrical insulation conductors, heat shrink bushings, or insulation tubular plugs, or internally or externally threaded tubular connectors, a low voltage rectifier, base connectors, flowers, leaf blades, birds, fruits, butterflies, molded coniferous Christmas tree, and pots wherein a plurality of variable colored LEDS are affixed to a molded transparent resin structure of artificial flower, fruit, bird, leaf or butterfly so as to exhibit a three dimensionally colored lighting effect of LEDS. Bedsides, several newly developed manipulative means for connection of electrical conductors for supplying power to illuminate the LEDS and to operate the electricall device accompanied with the miniature landscape model are also provided.

The invention provides a method for realizing landscape three-dimensional visualization based on a drone. The method comprises S1: acquiring images through a UAV remote sensing platform with a camera,carrying out photographing through relative altitude and a design route and setting an image overlap degree along heading and side directions, S2, carrying out inlaying and cutting according to the research area size, carrying out geometrical fine correction on the images, re-sampling the corrected images for identifying the landscape type, and mapping terrain texture of the produced drone imagesto a preproduced 3D model to obtain a simulative 3D surface model, S3, building a landscape model, and S4, overlaying spatial data of the 3D surface landscape and 3D objects on the ground to obtain 3D landscape in a study area and building 3D query and analysis functions according to the landscape cases of the study area. The method can acquire the remote sensing images with high resolution and improve the accuracy of 3D construction of the landscape.

A computer-implemented method is provided for updating network security policy rules when network resources are provisioned in a service landscape instance. The method includes categorizing network resources in a service landscape instance based on a service landscape model. The method further includes responding to the provisioning of a network resource by automatically generating one or more security policy rules for a newly-provisioned network resource. Additionally, the method includes updating security policy rules of pre-existing network resources in the service landscape instance that are determined to be eligible to communicate with the newly-provisioned network resource so as to include the newly-provisioned network resource as a remote resource based on the service landscape model.

The invention discloses a template library based rapid modelling method for a transformer substation. The method comprises steps as follows: transformer substation information point cloud data are acquired by a 3D laser scanner; a point cloud model is obtained through data preprocessing; a detailed equipment model represented by CAD models and a 3D landscape model are established through detailed modelling, and a model library is formed through mapping and organization by a management system; overall layout of the transformer substation is established, repeated structure detection is performed, and a mode primary subgraph of the transformer substation is obtained through extraction; on the basis of the established model library, the point cloud model and the corresponding CAD model in the model library are subjected to template fitting with a shape retrieval method, and a CAD model with the maximum similarity to the point cloud model is output; through a registration and calling mode, rapid reestablishment is realized; a 3D overall model of the transformer substation is obtained by fusing the detailed equipment model and the 3D landscape model. The method has the benefits as follows: rapid reestablishment of the transformer substation model is realized, and the modelling efficiency is greatly improved while the model accuracy is guaranteed.

The invention discloses a virtual reality house seeing system. The system comprises an output module used for outputting graph-text information, a storage module for storing at least one indoor scene model and an outdoor landscape model, an input module for inputting an instruction, a processing module for reading and executing the indoor scene model and the outdoor landscape model, arranging the indoor scene model in the outdoor landscape model and generating switchable outdoor landscape image and indoor scene image, wherein the indoor scene model is provided with an outward passageway, so that the interior of the indoor scene model can lead to outside. Therefore, when house seeing is simulated, not only details in a house but also a surrounding environment of the house can be known. The system further comprises a person object, which can walk in or outside the house in a simulated manner at a first-person perspective to observe whether a moving line in the house has the situation of blind points, dead corners or interference or not, and also can perform simulative observation in advance on the environment outside the house.

The present invention relates to a transformer substation three dimensional modeling method based on laser scanning. The method comprises 1) a transformer substation 3D modeling demand obtaining step of obtaining the transformer substation internal equipment information, the external structure information and the geographic position information of a transformer substation; 2) a data acquisition step of using a three dimensional laser scanner to scan the transformer substation internal equipment and the external structure to obtain the initial point cloud data of the transformer substation internal equipment and the external structure information, and obtaining the geographic position information data of the transformer substation via a GIS; 3) a data processing and storage step of carrying out the de-noising and smoothing processing on the initial point cloud data and the geographic position information data and then storing the data in a server; 4) a step of extracting the processed point cloud data and the geographic position information data from the server separately, and establishing a transformer substation 3D detailed model and a 3D landscape model; 5) a step of fusing the transformer substation 3D detailed model and the 3D landscape model to obtain a transformer substation three dimensional model. Compared with the prior art, the transformer substation three dimensional modeling method based on laser scanning of the present invention has the advantages of being high in acquisition efficiency and data precision, being able to improve the transformer substation modeling precision, etc.

The present invention provides a method and a system for displaying a model house based on virtual reality. The method includes steps of: obtaining a storey height of a virtual model room viewed and orientations of a balcony and windows of the virtual model house; obtaining a three-dimensional landscape model displayed by a corresponding storey height view angle of the balcony and windows of the virtual model house; combining the three-dimensional landscape model with a three-dimensional scene model of the model house to generate a three-dimensional panoramic model, and displaying the three-dimensional panoramic mode; and acquiring user's motion sensing information, and performing corresponding update display of the three-dimensional panoramic model in real time according to the motion sensing information. The method and the system acquire the three-dimensional landscape model corresponding to the display view angle by acquiring the storey height of the virtual model house and the outward positions of the balcony and the windows, combine the three-dimensional landscape model and the three-dimensional scene model of the virtual model house to display in an all-round manner, and perform corresponding virtual reality browsing according to the user's motion sensing information, thereby enhancing the realism of the model house display and improving the efficiency of viewing the house.

The invention belongs to the technical field of three-dimensional modeling, and discloses a novel city three-dimensional modeling control system and method. The system comprises an image input unit, acamera calibration unit, a parallel moving and rotating data input unit, a digital elevation model input unit, a landscape model generation unit, a texture extraction unit, an architectural model generation unit, an architecture model storage unit, a model matching unit and a display unit. According to the system, by using the digital elevation model (DEM) and images acquired from an aerial vehicle and the ground, modeling of three-dimensional appearance of city architectures and three-dimensional landscape is achieved, and realistic textures are extracted from the images; three-dimensional architecture models can be generated by using the images taken from the air in vertical and inclined directions except for the DEM, textures of the related three-dimensional models can be extracted, the three-dimensional models generated by the images acquired from the ground can be simulated more accurately, or the textures with higher definition can be extracted.

The invention provides a method for quickly acquiring three-dimensional information of a substation by using a three-dimensional laser scanner, includes such steps as: step (1), scanning internal equipment and external structure of substation by three-dimensional laser scanner, obtaining initial point cloud data of internal equipment and external structure information of substation, and obtaininggeographic position information data of substation by GIS, obtaining initial point cloud data of internal equipment and external structure information of substation by three-dimensional laser scanner,and obtaining geographic position information data of substation by GIS; step (2), denoising, smoothing and storing the initial point cloud data and the geographic position information data in the server, extracting the processed point cloud data and the geographic position information data from the server respectively, constructing a 3D fine model and a 3D landscape model of the substation. Theinvention has the advantages of high collection efficiency and high data precision: taking photographs of substation targets while collecting a large amount of point cloud data by using a three-dimensional laser scanner, and obtaining texture data to be used as texture map after modeling, thus shortening the data collection time and obviously improving the data collection efficiency.

The invention provides a mineral powder material increase manufacturing process and device. The manufacturing process includes the following steps that a solid three-dimensional model needing to be subjected to material increase manufacturing is established, and the model is sliced; mineral powder is spread according to powder spreading trajectories, and meanwhile a binding agent and a catalyst are added into the mineral powder so that the mineral powder, the binding agent and the catalyst can be mixed with one another in the falling process and be spread on a manufacturing platform along the powder spreading trajectories; and layer-by-layer stacking is performed according to the powder spreading trajectory of each layer of slices, and thus material increase manufacturing solid forming can be completed. The invention further provides the manufacturing device correspondingly. The manufacturing device comprises a base, the manufacturing platform, an XYZ three-axis moving mechanism and a material spraying system. According to the mineral powder material increase manufacturing process and device, the mineral powder is used for performing material increase manufacturing, so that manufacturing cost is reduced; and a traditional powder material increase manufacturing method is improved, manufacturing efficiency is improved, entity manufacturing aftertreatment difficulty is lowered, and accordingly a large-sized geological and geomorphologic model, a three-dimensional topographic map, an artificial landscape model and the like can be manufactured.

The invention discloses a garden landscape digital modeling method based on a BIM technology. The method comprises the following steps: step 1, establishing a grid and a floor line by using BIM software; importing the CAD document; establishing needed components and rendering; the method for establishing the plant component comprises the following steps of generating a three-dimensional model component of a plant in SpeedTree software; storing the three-dimensional model component in an Fbx format; importing the three-dimensional model component in the Fbx format into 3dmax software; performing material editing and tree shape and color adjustment on the three-dimensional model component in 3dmax; and exporting the three-dimensional model component in the step (4) into an Fbx format, and manufacturing a highly realistic plant landscape model and a topographic model by combining with a topographic component establishment method, thereby improving the fidelity of the landscape model.

The invention discloses a BIM (Building Information Modeling) technology-based scene construction method, which relates to the technical field of garden landscape model manufacturing, and comprises the following steps of obtaining a group of site photos at multiple angles, importing the photos into Agisoft Metaphapp Pro software for processing, extracting image information by the software, and converting the image information into point cloud; editing and arranging the generated point cloud data, classifying the point information and geometrically reconstructing the point information, and storing the point cloud data in a file format of. LAS; generating a DSM/DTM model according to projection calculation; correcting the texture color of the DSM/DTM model; exporting the model into a. Obj format; importing the model in the. Obj format into 3D software for processing. According to the method for exporting the model in the SU format from the 3D software, the two kinds of software, namely the Agisoft Metaphapp Pro and the 3D software, are reasonably applied, organic combination of the two kinds of software is achieved, the advantages are complementary, and then manufacturing of a realistic site is achieved.

A high-simulation plant manufacturing method based on a BIM technology relates to the technical field of garden landscape model manufacturing, and comprises the following steps: step 1, generating a three-dimensional model component of a plant in SpeedTree software; 2, storing the three-dimensional model component in an Fbx format; 3, importing the three-dimensional model component in the Fbx format into 3dmax software; 4, performing material editing and tree form and color adjustment on the three-dimensional model component in 3dmax; 5, exporting the three-dimensional model component in the step 4 in an Fbx format. The three-dimensional model component of plants is generated in the SpeedTree software. Material editing and adjusting are conducted on the three-dimensional model component through the 3dmax software, the two pieces of software are reasonably applied, organic combination and advantage complementation of the two pieces of software are achieved, and then manufacturing of thehigh-simulation plant is achieved.

The invention relates to the field of three-dimensional visualization. The invention relates to the technical field of urban landscape modeling, in particular to an urban landscape model three-dimensional visualization method and system, a medium and electronic equipment, and is characterized in that the method comprises the following steps: 101, partitioning a large-scene landscape model: partitioning a space model of a large scene, and partitioning each element to different space positions to achieve the purpose of relatively uniform overall distribution of the space model; 102, constructinga hierarchical model: performing hierarchical simplification on various entity models in the scene, and constructing a viewpoint-independent hierarchical model; 103, merging block model elements; 104, rendering and cutting the three-dimensional model data; 105, dynamically combining the top-level nodes: dynamically combining the scene nodes according to space division; 106, cache data compressionstorage. Mass data can be reasonably organized, managed, stored, transmitted and scheduled in real time, and user experience is greatly improved.

The invention discloses a landscape modeling detection tool realizing rapid detection. The landscape modeling detection tool comprises a common landscape modeling detection tool and an identification apparatus installed on the landscape modeling detection tool, wherein the identification apparatus comprises a modeling module, a segmentation module, a merging module and a filtering module. According to the invention, through additional arrangement of the identification apparatus on the landscape modeling detection tool, the landscape modeling detection tool can identify a landscape contour, can effectively filter landscape contour noise in the identification process and realizes a good identification effect. An identification result is vivid and visual, whether the contour is a specific shape can be easily seen, at the same time, accurate contour support is provided for the next step of modeling, and the burden of people is greatly mitigated.

The invention relates to a multifunctional bamboo desktop ornament with a storage function. The bamboo desktop ornament comprises a circular ornamental plate arranged on the upper part, and a base, wherein the circular ornamental plate is fixed to the base in a tying manner; two bamboo lamps which form a herringbone shape are arranged in front of the circular ornamental plate; a pen container formed by splicing two vertical bamboo sections is arranged on one side of the front part of the base; a transverse bamboo section is arranged on the other side; the transverse bamboo section consists of two bamboo sections; the upper parts of the two bamboo sections are hollowed; the cavity of a left bamboo section is a storage cavity, and the cavity of a right bamboo section is a planting cavity; a hydroponic device is arranged inside the planting cavity; The bamboo desktop ornament provides a desktop landscape by using ecological bamboo, is unique and beautiful in modeling, combines stationery storage and green plant cultivation harmoniously and perfectly, integrates the stationery storage, the plant cultivation and desktop landscape modeling into a whole, is high decoration, ornamentation and practicality, and can improve the air quality, beautify the environment, alleviate the fatigue and relax the body and the mind.

The invention provides a live-action three-dimensional digital twin channel scene construction method. The method comprises the following steps: step 1, obtaining channel area land elevation data in a grid form; step 2, obtaining channel underwater water depth data in a grid form; step 3, constructing an overwater and underwater integrated terrain model according to the grid-form channel area land elevation data and the channel underwater depth data obtained in the step 1; step 4, acquiring a land utilization type and performing terrain mapping; step 5, constructing a water surface effect of the water body; step 6, constructing a land three-dimensional landscape model; step 7, simulating the ship running on the water surface; and step 8, simulating the environmental meteorological information. According to the method provided by the invention, a three-dimensional digital channel management platform in a desktop end form or a webpage form can be constructed on computing equipment such as a personal computer, a smart phone and the like.

The invention discloses a BIM-based sand table system and particularly relates to the field of building technologies. The system comprises an information collection module, a splicing displayer, a sand table entity model, a touch screen, a wall-mounted displayer and an entity landscape model, wherein the information collection module collects architectural drawings and building entity job schedules, determines a sand table entity model setup scheme and collects construction site monitoring information in real time; the splicing displayer is arranged in a sand table building line, the sand table entity model is placed on the splicing displayer, and construction environments at different construction stages are displayed according to a preset proportion; the sand table entity model is set upaccording to the sand table entity model setup scheme; the touch screen performs real-time control over the sand table entity model, the splicing displayer and the wall-mounted displayer; the wall-mounted displayer updates information in real time and publicly displays the information; and the entity landscape model is placed in a region outside the building line of the sand table system. Throughthe sand table system, a main contractor can be assisted in performing construction scheme simulation demonstration on weekly project meetings, and the problem that a traditional entity sand table model has a single representation form is overcome.

A method for making stainless steel texture component in building landscape model by 3D printing, uses polylactic acid-chromium powder composite 3D printing wire, and based on fused deposition, the 3D printer can be used for printing and manufacturing. The polylactic acid-chromium powder composite 3D printing wire is a 3D printing wire with diameter of 1.75mm or 3mm produced by mixing the polylactic acid and the chromium powder and then producing by a screw extruder. Compared with the prior art, the method for making stainless steel texture component in building landscape model by 3D printing has the advantages of being rapid and environmental friendly and low in cost. Firstly, all kinds of 3D softwares can be used for the rapid modeling of the product design; the polylactic acid is derived from the biopolymer materials of starch, and is a completely biodegradable and environmentally friendly material, and the fused printing of the 3D printing wire composed of polylactic acid-chromium powder can be performed at 190-210 DEG C, which is lower than the temperature of laser melting metal stainless steel 3D printing. The method for making stainless steel texture component in building landscape model by 3D printing has low energy consumption and low cost, and the printed building and environment designed component has good quality and good effects.

The invention provides a natural landscape multi-view three-dimensional reconstruction method based on deep learning, and the method comprises the steps: obtaining a multi-view image set of a natural landscape, and carrying out the preprocessing of a two-dimensional image in the multi-view image set; constructing a multi-scale feature extraction network, and performing feature extraction on the preprocessed two-dimensional image by using the trained multi-scale feature extraction network to obtain target key features; inputting the target key features into a learning-based patch matching iteration model to carry out iterative calculation of pixel depth matching, and outputting a corresponding depth map after the iterative calculation is finished; the method comprises the steps of obtaining a depth image and a source image, inputting the obtained depth image and the source image into a depth residual network for optimization to obtain an optimized final depth image, and constructing an object three-dimensional model according to the optimized final depth image to obtain a stereoscopic vision image of a natural landscape. Therefore, the obtained depth map is more complete and accurate, and the local detail precision of the landscape model is higher.

The invention belongs to the technical field of garden design, and discloses a control method for converting SketchUp garden design effect drawing into a 3D printing garden model. The system comprisesa data acquisition module, a graphic design module, a 3D model construction module, an import module and a 3D printing module. The invention utilizes SketchUp software to present the garden map in the form of three-dimensional hand drawing through the three-dimensional model building module, which greatly improves the overall image of the garden, ensures the unity of perspective angles, and alsoreduces the cost and energy spent in printing the large-scale three-dimensional landscape. At the same time, the 3D printing module overcomes the problem that when the user needs to update the 3D printer or needs to use different 3D printers to print because of the different properties of the printed object, the user needs to design and install corresponding design software to complete the printing, which saves the use cost and is convenient for the user to use.