36results about How to "Shorten acquisition cycle" patented technology

The invention discloses a method for realizing multi-satellite combined imaging. The method for realizing multi-satellite combined imaging includes the steps that an orbit rendezvous of transiting satellites in a given time quantum is obtained, the orbit rendezvous of the transiting satellites is solved in an optimization method to obtain a relatively optimum imaging scheme, and the imaging scheme is optimized to determine which satellite is adopted and what work mode is adopted by the satellite for imaging in a certain given time quantum. The method for realizing multi-satellite combined imaging combines the satellite orbit computing technology and the artificial intelligence technology, and includes the steps of rapid obtaining of the orbits of the transiting satellites, automatic selection of multi-target optimization algorithms, automatic optimization of an imaging coverage scheme, and the like. The method has the advantages of being high in degree of automation, efficient in algorithm and the like, and can be used for building a unified district observation platform for multi-satellite combined imaging. By means of the method for realizing multi-satellite combined imaging, a user can determine the optimum satellite resource from numerous satellite resources, and the cycle of obtaining satellite remote sensing data for the user is made to be as short as possible.

The invention belongs to the field of laser radar measuring, and particularly discloses a road feature extracting method based on fracture surface subdivision. The method comprises the step of obtaining laser scanning point cloud data through a laser radar measuring device, the step of determining a road feature guide line and extracting road feature nearby point cloud data, the step of generating subdivision sections according to the road feature guide line and a certain step length and calculating the coordinates of proximal point clouds in a subdivision section coordinate system to finish fracture surface subdivision of laser point clouds, the step of selecting one subdivision section with integrated feature information and generating a road feature point cloud template in which a user is interest, the step of determining final conversion model parameters of the road feature point cloud template and the subdivision section point clouds, and the step of calculating the space coordinates of road features, extracting needed features according to the characters of the road features and finally finishing measuring and extracting of the road features. The idea of the fracture surface subdivision is introduced, the complex road features are automatically measured and extracted, the working efficiency is remarkably improved on the premise of guaranteeing measuring precision, and the method has remarkable economic and social benefits.

The invention discloses a production line three-dimensional monitoring system of Digital Twins. The system includes a data acquisition unit for arranging data collection devices at production equipment and reading out data related to the production equipment to form raw data, and after preprocessing the raw data, outputting the preprocessed raw data to a data center; a data analysis unit for reading out the preprocessed raw data of the data center for analysis, and outputting the analysis data to the data center, the analysis data including the current state data of each action equipment in the production equipment and analytical statistical data of production equipment operation; and a three-dimensional visualization unit including a production equipment three-dimensional model building module, an analysis data matching module, and a rendering display module, wherein, the three-dimensional model building module is for retrieving a three-dimensional production equipment model from a production equipment three-dimensional model library, and wherein, the analysis data matching module includes an action equipment animation module, a data visualization module, and a data window module.

The invention belongs to the technical field of space-to-ground observation, and particularly discloses a method for calculating a three-dimensional intersection angle of satellite images. The method comprises the following steps of A, acquiring image point coordinates of same-name points of a three-dimensional satellite image pair by using a manual measurement or automatic satellite image matching method; B, implementing an RFM (rational function model)-based area network compensation method by utilizing the coordinates of the same-name points of the satellite images to realize the optimization of RPC (rational polynomial coefficient) parameters; C, calculating spatial rectangular coordinates corresponding to object-space points formed by projecting the same-name points onto projection surfaces at different elevations by using a projection trajectory method to finish the spatial reconstruction of same-name light; and D, calculating the three-dimensional intersection angle of the same-name light by utilizing direction vectors of the reconstructed same-name light. The method is applied to the calculation of the three-dimensional intersection angle of any three-dimensional model formed by overlapped satellite images without any ground control point, can be used for the mapping accuracy evaluation of the three-dimensional model, and has remarkable economic and social benefits.

The invention provides an obtaining method of an element capture normal spectroscopy in elemental logging. The method comprises steps of model establishment, model checking and the like, and the core of the method is to establish a simulation model according to conditions of carbon-oxygen saturability calibration wells, and then to perform computation through the established simulation model to obtain the element capture normal spectroscopy. The initial simulation model is established according to the calibration wells and the design size of a logging instrument, meanwhile certain structures of the logging instrument are reasonably optimized, and the modeling difficulty is reduced. The part between an inner casing and an outer casing of a vacuum flask is vacuum, the inner casing and the outer casing of the vacuum flask are combined, and vacuum parts of the instrument are combined. An MCNP input card required by modeling comprises a lattice cell card, a curved surface card, a material card and a counting card. The method has the advantages that a large quantity of calibration wells are not required, conventional calibration experiments are only required to be performed in a small quantity of calibration wells, and the cost is low.

The invention discloses an unsymmetrical loading shallow-buried tunnel port construction protection structure and a construction method thereof, and belongs to the field of tunnel construction. The invention aims at achieving zero excavation before a port is temporarily supported to avoid the disturbance of slope leveling to a massif. The unsymmetrical loading shallow-buried tunnel port construction protection structure comprises protecting arches, a gravity-type retaining wall and a pipe shed, wherein the protecting arches, the gravity-type retaining wall and the pipe shed are arranged at theouter side of the massif, and the gravity-type retaining wall is connected with the outer sides of shallow-buried side arch springing parts and fits the shallow-buried side arch springing parts. Theconstruction method of the unsymmetrical pressure shallow-buried tunnel port construction protection structure comprises the steps of conducting side slope preprocessing, construction of an arch top section, construction of the pipe shed, construction of the shallow-buried side arch springing parts, construction of the gravity-type retaining wall, construction of deep-buried side arch springing parts and backfilling. Before the arch top section is constructed and when the arch top section is installed, the massif does not need to excavated; when the shallow-buried side arch springing parts andthe deep-buried side arch springing parts are installed, excavating is conducted only at the arch springing parts, and the disturbance to the massif during port protection is reduced. Through the arrangement of the gravity-type retaining wall for resisting unsymmetrical loading of the massif, the excavation amount is small, the disturbance to the massif is small, the construction is convenient, the construction sequence can timely obtain the effect of resisting unsymmetrical loading of the massif, and the obtaining period of the effect of resisting unsymmetrical loading is short.

The invention belongs to the field of laser radar measuring, and particularly discloses a road feature extracting method based on fracture surface subdivision. The method comprises the step of obtaining laser scanning point cloud data through a laser radar measuring device, the step of determining a road feature guide line and extracting road feature nearby point cloud data, the step of generating subdivision sections according to the road feature guide line and a certain step length and calculating the coordinates of proximal point clouds in a subdivision section coordinate system to finish fracture surface subdivision of laser point clouds, the step of selecting one subdivision section with integrated feature information and generating a road feature point cloud template in which a user is interest, the step of determining final conversion model parameters of the road feature point cloud template and the subdivision section point clouds, and the step of calculating the space coordinates of road features, extracting needed features according to the characters of the road features and finally finishing measuring and extracting of the road features. The idea of the fracture surface subdivision is introduced, the complex road features are automatically measured and extracted, the working efficiency is remarkably improved on the premise of guaranteeing measuring precision, and the method has remarkable economic and social benefits.

The invention discloses universal primers for amplifying a long fragment of a whole Plecoptera insect mitochondrial genome. The universal primers comprise two pairs of primers with the sequence shown as SEQ ID NO.1-SEQ ID NO.4. With the adoption of the universal primers, long fragments of mitochondrial genomes of various Plecoptera species can be effectively amplified, the acquisition cycle of molecular data can be shortened, and an important tool is provided for phylogenic research of Plecoptera insects in China.

The invention discloses an automatic ship cabin capacity calibrating device and method based on a cloud service platform. The device comprises a site calibration device, a controller, a mobile terminal, the cloud service platform and a remote terminal, wherein the site calibration device comprises a pipeline connecting terminal, a manual adjusting valve, a filter, a standard metal tank, a temperature transmitter, a magnetostrictive liquid level meter, a putting-into type liquid level meter, an electromagnetic valve and an electric ball valve. The automatic reading of signals of liquid volume values, temperatures, liquid levels and the like of the standard metal tank, the automatic processing of data and the automatic control over the electromagnetic valve and the electric ball valve are achieved. The verification result can be sent to the cloud service platform and can also be read through an electronic tag of an instrument. The whole verification process can be automatically completed, errors of manual verification are greatly reduced, and the verification efficiency and accuracy are improved.

The invention discloses a universal primer set for magnifying long segments of mitochondrial genomes of liriomyza mik insects. The primer set consists of two pairs of primers, of which sequences are shown by SEQ ID NO.1 TO SEQ ID NO. 4. According to the magnification primer set, long segments of mitochondrial genomes of multiple liriomyza mik species can be effectively magnified, the molecular data acquisition cycle can be favorably shortened, and an important tool is provided for phylogenic study and molecular identification specific primer loci of the liriomyza mik insects.

The invention relates to the field of sand culture art, in particular to a stereoscopic sand art production method. The stereoscopic sand art production method comprises the following steps of 1, compounding of raw materials, wherein sand, plant adhesive and water are taken to be mixed according to the mass ratio of 100: (20-25): (1-2), and the materials are stirred uniformly, so that raw materials for stereoscopic sand art are obtained; and 2, production of the stereoscopic sand art, wherein the raw materials for the stereoscopic sand art are produced into a semi-finished product through a mold or hand molding, then, the semi-finished product is put into a baking tool, and after being heated for 3-5 minutes at the temperature of 100-120 DEG C, the semi-finished product is taken out and cooled, so that the stereoscopic sand art is obtained. The stereoscopic sand art production method is environmentally friendly and reliable and short in shaping time; the product obtaining cycle can begreatly shortened; the shaping effect is not likely to be affected by external factors; and beginners can learn conveniently.

The invention provides an engine gearshift prompt parameter obtaining system and method. The engine gearshift prompt parameter obtaining system comprises a data collection module, a data calculation module and a data outputting module, wherein the data collection module, the data calculation module and the data outputting module are sequentially connected. The data collecting module is used for collecting universal characteristic data of an engine. The data calculation module is used for calculating engine gearshift prompt parameters. The data output module is used for inputting the engine gearshift parameter into an engine management system. After the engine gearshift prompt parameters obtained by the adoption of the engine gearshift prompt parameter obtaining system are applied to gearshift prompt control, the purpose of obviously lowering the oil consumption of the whole vehicle is achieved; besides, the gearshift prompt function control parameters can be rapidly and accurately controlled, the obtained parameters are more objective than those obtained by the adoption of a traditional method, the manpower and material resource cost of a traditional method for obtaining the gearshift prompt function control parameters of an engine control system is significantly lowered, the obtaining efficiency of the gearshift prompt function control parameters is greatly improved, and the parameter obtaining period is shortened.

The invention provides an automatic exposure control method and system. The automatic exposure control method comprises the following steps of: turning on a flat panel detector and setting parameters; detecting exposure starting time in real time, detecting exposure dose or exposure time after exposure is started, if the exposure dose reaches a first exposure dose threshold value or the exposure time reaches an exposure time threshold value, collecting an image, and determining an exposure irradiation field; opening an exposure window, and enabling the flat panel detector to enter an automatic exposure control mode and trigger a switching-off control signal; and detecting the exposure ending moment in real time, and triggering image acquisition by the flat panel detector after exposure is ended. According to the automatic exposure control method and the system, accurate control of exposure irradiation radiation field and exposure dose is realized, the structure is simple, the cost is low, the image acquisition period is short, and the operation complexity is low.

The invention provides an automatic exposure control method and system, and the method comprises the steps: enabling a to-be-photographed object to enter a photographing region, carrying out the graphic collection of the to-be-photographed object, and obtaining the position information of a to-be-photographed part; determining an exposure radiation field of the flat panel detector based on the relative position of the to-be-photographed object and the flat panel detector; and selecting an exposure irradiation radiation field of the flat panel detector, exposing the to-be-photographed part, and triggering image acquisition by the flat panel detector after exposure is completed. According to the invention, the visual device is used for collecting information, the irradiation radiation field selection range is obtained through calculation and analysis, the subjective influence of operators is reduced, and the exposure irradiation radiation field selection is more accurate; automatic exposure control is realized based on exposure dose detection of an exposure irradiation radiation field area, the structure is simple, and the cost is low; the exposure dose is predicted through an algorithm, so that exposure dose errors can be effectively avoided, accurate exposure control is realized, and the imaging quality is improved; and an image is automatically acquired immediately after exposure is detected, so that the image acquisition period is shortened.

The invention provides an automatic exposure control system and an automatic exposure control method. The system comprises a computer in communication with a flat panel detector through a router; the flat panel detector used for executing automatic exposure control and image acquisition and sending a switching-off control signal and acquired information; a high-voltage controller in communication with the flat panel detector and used for closing a high-voltage generating device based on the switching-off control signal; and a bulb tube for emitting X-rays based on the high-voltage signal emitted by the high-voltage generating device. According to the invention, the switching-off control signal is transmitted in a wireless manner, and application scene is not limited; automatic exposure control and real-time statistics or prediction of exposure dose at the end of exposure are realized based on exposure dose detection of an exposure irradiation radiation field area of a flat panel detector, the system has a simple structure and low cost, and can effectively avoid exposure dose errors caused by problems such as line delays; meanwhile, has advantages of short drawing cycle and low operation complexity.

The invention discloses a method for realizing multi-satellite combined imaging. The method for realizing multi-satellite combined imaging includes the steps that an orbit rendezvous of transiting satellites in a given time quantum is obtained, the orbit rendezvous of the transiting satellites is solved in an optimization method to obtain a relatively optimum imaging scheme, and the imaging scheme is optimized to determine which satellite is adopted and what work mode is adopted by the satellite for imaging in a certain given time quantum. The method for realizing multi-satellite combined imaging combines the satellite orbit computing technology and the artificial intelligence technology, and includes the steps of rapid obtaining of the orbits of the transiting satellites, automatic selection of multi-target optimization algorithms, automatic optimization of an imaging coverage scheme, and the like. The method has the advantages of being high in degree of automation, efficient in algorithm and the like, and can be used for building a unified district observation platform for multi-satellite combined imaging. By means of the method for realizing multi-satellite combined imaging, a user can determine the optimum satellite resource from numerous satellite resources, and the cycle of obtaining satellite remote sensing data for the user is made to be as short as possible.

The present invention provides an automatic exposure control method and system, comprising: the object to be photographed enters the photographing area, and the image acquisition of the object to be photographed and the location information of the position to be photographed are obtained; based on the relative position of the object to be photographed and the flat panel detector, the The exposure radiation field of the detector; the exposure radiation field of the flat panel detector is selected, and the part to be photographed is exposed, and the flat panel detector triggers image acquisition after the exposure is completed. The present invention collects information through the visual device, calculates and analyzes the selection range of the radiation field, reduces the subjective influence of the operator, and makes the selection of the exposure radiation field more accurate; realizes automatic exposure control based on the exposure dose detection of the exposure radiation field area , simple in structure and low in cost; predicting the exposure dose through an algorithm can effectively avoid exposure dose errors, realize precise exposure control, and improve imaging quality; automatically collect images immediately after the end of exposure is detected, shortening the image acquisition cycle.

The invention belongs to the technical field of space-to-ground observation, and particularly discloses a method for calculating a three-dimensional intersection angle of satellite images. The method comprises the following steps of A, acquiring image point coordinates of same-name points of a three-dimensional satellite image pair by using a manual measurement or automatic satellite image matching method; B, implementing an RFM (rational function model)-based area network compensation method by utilizing the coordinates of the same-name points of the satellite images to realize the optimization of RPC (rational polynomial coefficient) parameters; C, calculating spatial rectangular coordinates corresponding to object-space points formed by projecting the same-name points onto projection surfaces at different elevations by using a projection trajectory method to finish the spatial reconstruction of same-name light; and D, calculating the three-dimensional intersection angle of the same-name light by utilizing direction vectors of the reconstructed same-name light. The method is applied to the calculation of the three-dimensional intersection angle of any three-dimensional model formed by overlapped satellite images without any ground control point, can be used for the mapping accuracy evaluation of the three-dimensional model, and has remarkable economic and social benefits.

The invention provides an automatic exposure control system and an automatic exposure control method, including: a computer communicating with a flat-panel detector through a router; The high-voltage controller communicates with the flat-panel detector and closes the high-voltage generating device based on the gate-off control signal; the bulb emits X-rays based on the high-voltage signal sent by the high-voltage generating device. The invention adopts the wireless mode to transmit the gate-off control signal, and the application scenarios are not limited; the exposure dose detection of the exposure radiation field area based on the flat panel detector realizes the automatic exposure control and real-time statistics or prediction of the exposure dose at the end of the exposure, the structure is simple, The cost is low, which can effectively avoid the exposure dose error caused by line delay and other problems; at the same time, the image acquisition cycle is short and the operation complexity is low.

The invention provides an engine gearshift prompt parameter obtaining system and method. The engine gearshift prompt parameter obtaining system comprises a data collection module, a data calculation module and a data outputting module, wherein the data collection module, the data calculation module and the data outputting module are sequentially connected. The data collecting module is used for collecting universal characteristic data of an engine. The data calculation module is used for calculating engine gearshift prompt parameters. The data output module is used for inputting the engine gearshift parameter into an engine management system. After the engine gearshift prompt parameters obtained by the adoption of the engine gearshift prompt parameter obtaining system are applied to gearshift prompt control, the purpose of obviously lowering the oil consumption of the whole vehicle is achieved; besides, the gearshift prompt function control parameters can be rapidly and accurately controlled, the obtained parameters are more objective than those obtained by the adoption of a traditional method, the manpower and material resource cost of a traditional method for obtaining the gearshift prompt function control parameters of an engine control system is significantly lowered, the obtaining efficiency of the gearshift prompt function control parameters is greatly improved, and the parameter obtaining period is shortened.

The embodiment of the invention discloses a data obtaining method and device, electronic equipment, a storage medium and a program product, and the method comprises the steps: generating a first target data obtaining request, sending the firsttarget data obtaining request to a target database storing target data, whrein the first target data obtaining request carries target data identification information; in response to received first target data acquisition request confirmation information returned by the target database, requesting to acquire target data; and detecting whether desensitized data exists in the target data; when it is detected that the desensitized data exists in the target data, generating a second target data acquisition request, sending the second target data acquisition request to a trusted intermediate component, and acquiring sensitive data corresponding to the desensitized data through the trusted intermediate component, wherein the second target data acquisition request carries desensitized data identification information.

The invention provides an obtaining method of an element capture normal spectroscopy in elemental logging. The method comprises steps of model establishment, model checking and the like, and the core of the method is to establish a simulation model according to conditions of carbon-oxygen saturability calibration wells, and then to perform computation through the established simulation model to obtain the element capture normal spectroscopy. The initial simulation model is established according to the calibration wells and the design size of a logging instrument, meanwhile certain structures of the logging instrument are reasonably optimized, and the modeling difficulty is reduced. The part between an inner casing and an outer casing of a vacuum flask is vacuum, the inner casing and the outer casing of the vacuum flask are combined, and vacuum parts of the instrument are combined. An MCNP input card required by modeling comprises a lattice cell card, a curved surface card, a material card and a counting card. The method has the advantages that a large quantity of calibration wells are not required, conventional calibration experiments are only required to be performed in a small quantity of calibration wells, and the cost is low.

The invention relates to a numerical-value-simulation-based automatic ballistic limit acquisition method for a satellite protective structure. The method comprises the following steps: a servo program creates modeling scripts according to key parameters and configurations of a simulation model to be created, calls pre-processing software to read the modeling scripts and execute modeling operations and outputs simulation model k files, an LS-dyna solver is started to calculate and output result files at fixed time intervals, simulation termination judgment is carried out by using the restart analysis function of the LS-dyna solver, simulation is ended until results are stable, data of the obtained result files are displayed graphically, limit points are directly obtained if critical penetration situations are obtained, the limit points are obtained through automatic limit diameter search if the critical penetration situations are not obtained, and a ballistic limit curve and a ballistic limit equation are finally created after the required limit points are obtained. The method has the advantages that the analysis cost is reduced, the cycle is shortened, and simulation results can be applied to engineering design through only being calibrated by a few assisted experiments.

The invention discloses a monitoring method and system for hidden dangers of geological subsidence of power grid tower equipment based on SAR satellite data, which relies on SAR satellites to carry out wide-area geological subsidence monitoring on target areas, and analyzes and processes the monitoring results through a data processing module to obtain the target The long-term and slow geological subsidence in the region is superimposed on the GIS geographic information system of the power grid, and the information is automatically pushed according to the subsidence, voltage level and importance of the power grid tower equipment. The equipment operation and maintenance unit will feed back the site survey results to the system for continuous optimization The satellite image processing model and algorithm finally realize the visualization of the geological subsidence distribution of the power grid. The invention greatly reduces the workload of manual on-site measurement, shortens the acquisition period of geological subsidence results of the power grid, and realizes long-term, high-precision, large-scale and objective geological subsidence results of power transmission and distribution equipment in the power grid. The distribution and its occurrence trend provide support.

The invention discloses a method and electronic equipment for acquiring employment post numbers per unit building area of different land types, and the method comprises the steps: 1) determining a research unit, namely a base station aggregation cell, according to the service range of a base station and land construction conditions; (2) the number of employment posts in a base station gathering cell range is obtained according to mobile phone signaling data statistics; 3) according to the land survey data, carrying out statistics on the building area of each type of land in each base station gathering cell; and 4) performing multivariate statistical regression analysis on the base station aggregation cells, and determining the number of employment posts per unit building area of different land types. According to the method, the employment post number of different land types per unit building area is obtained, and the method can be used and dynamically updated according to specific conditions of each city so as to guide city planning population scale and distribution prediction, traffic demand prediction and the like.

The invention discloses a production line three-dimensional monitoring system of Digital Twins. The system includes a data acquisition unit for arranging data collection devices at production equipment and reading out data related to the production equipment to form raw data, and after preprocessing the raw data, outputting the preprocessed raw data to a data center; a data analysis unit for reading out the preprocessed raw data of the data center for analysis, and outputting the analysis data to the data center, the analysis data including the current state data of each action equipment in the production equipment and analytical statistical data of production equipment operation; and a three-dimensional visualization unit including a production equipment three-dimensional model building module, an analysis data matching module, and a rendering display module, wherein, the three-dimensional model building module is for retrieving a three-dimensional production equipment model from a production equipment three-dimensional model library, and wherein, the analysis data matching module includes an action equipment animation module, a data visualization module, and a data window module.

The invention provides a kit for amplifying mitochondrial genome of pyralidae insects. The kit comprises two pairs of primers, with the sequences being as shown in SEQ ID NO: 1-4, and application of auniversal primer to sequencing of the mitochondrial genome of pyralidae. The universal primer can accurately and rapidly amplify long fragments of mitochondrial genome of various pyralidae insects, and is beneficial to the research on phylogeny and population genetic structures of pyralidae.

The invention discloses an unsymmetrical loading shallow-buried tunnel port construction protection structure and a construction method thereof, and belongs to the field of tunnel construction. The invention aims at achieving zero excavation before a port is temporarily supported to avoid the disturbance of slope leveling to a massif. The unsymmetrical loading shallow-buried tunnel port construction protection structure comprises protecting arches, a gravity-type retaining wall and a pipe shed, wherein the protecting arches, the gravity-type retaining wall and the pipe shed are arranged at theouter side of the massif, and the gravity-type retaining wall is connected with the outer sides of shallow-buried side arch springing parts and fits the shallow-buried side arch springing parts. Theconstruction method of the unsymmetrical pressure shallow-buried tunnel port construction protection structure comprises the steps of conducting side slope preprocessing, construction of an arch top section, construction of the pipe shed, construction of the shallow-buried side arch springing parts, construction of the gravity-type retaining wall, construction of deep-buried side arch springing parts and backfilling. Before the arch top section is constructed and when the arch top section is installed, the massif does not need to excavated; when the shallow-buried side arch springing parts andthe deep-buried side arch springing parts are installed, excavating is conducted only at the arch springing parts, and the disturbance to the massif during port protection is reduced. Through the arrangement of the gravity-type retaining wall for resisting unsymmetrical loading of the massif, the excavation amount is small, the disturbance to the massif is small, the construction is convenient, the construction sequence can timely obtain the effect of resisting unsymmetrical loading of the massif, and the obtaining period of the effect of resisting unsymmetrical loading is short.