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52results about How to "Reduce investigation costs" patented technology
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Marine Seismic Acquisition
ActiveUS20100103772A1Increase wider spreadReduces and eliminates needSeismic signal processingSeismology for water-covered areasSeismic surveyGeophysics
A method of conducting multiple source, multiple signal seismic surveys in a marine environment are provided.
Owner:CONOCOPHILLIPS CO
Measuring system
ActiveUS7564538B2Acquire surveyingSimple and easy mannerAngle measurementOptical rangefindersElevation angleMeasurement device
The present invention provides a measuring system, which comprises a surveying device installed at a known point, at least one photodetection device to be installed at a measuring point, and a main arithmetic device; wherein the surveying device projects by rotary irradiation a reference plane forming laser beam including two or more fan-shaped laser beams with at least one of the fan-shaped laser beams tilted and a distance measuring light performs distance measurement by receiving a reflected distance measuring light, and performs communication of the distance measurement data between the photodetection device and the main arithmetic device; wherein the photodetection device calculates an elevation angle with respect to the surveying device based on a photodetection signal issued by receiving the reference plane forming laser beam, calculates an elevation position based on the elevation angle and the distance to the surveying device, and performs communication of distance measurement data and elevation position data at least with the main arithmetic device; and wherein the main arithmetic device communicates at least with the photodetection device among the surveying device and the photodetection device, and collects and records surveying data such as distance measurement data, elevation position data, etc. for each measuring point.
Owner:KK TOPCON
Method for accurately positioning soil contamination based on geophysical exploration and accurate estimation method
ActiveCN107544097APrecise positioningArrange sampling points reasonablyGeological measurementsHigh densitySoil science
The invention discloses a method for accurately positioning soil contamination based on geophysical exploration and an accurate estimation method. The method for accurately positioning soil contamination includes the following steps: on-site surveying, rapid exploration which covers entire site from the width perspective, further contamination body and availability positioning from the depth perspective, drilling sampling and analysis verification from specific point perspective, and accurate contamination level evaluation from the width perspective. In specific target sites or regions, the method herein adopts geophysical exploration technology which combines electromagnetic instruments, high density resistivity meters and ground penetrating radars in a step-by-step and targeted manner, can accurately position areas or points that are suspected to have soil contamination, arranges sapling points in a scientific manner, combines rapid site contamination pollution screening as well as drilling sampling, test and analysis, and establishes an entire set of soil pollution investigation procedures from the width perspective, the depth perspective and the specified point perspective. Themethod herein can rapidly and accurately position soil contamination, scientifically arrange sampling points, conducts soil contamination investigation that cover an entire region, and increases theprecision in estimating the contamination area.
Owner:SHANGHAI ACADEMY OF ENVIRONMENTAL SCIENCES
Crop disaster situation loss assessment method based on remote-sensing sampling
The invention discloses a crop disaster situation loss assessment method based on remote-sensing sampling, which comprises the steps of: (1) acquiring remote-sensing data and pre-processing the remote-sensing data; (2) designing a remote-sensing sampling scheme; (3) investigating disaster situation of a sampled quadrat; (4) and estimating total area of affected crops and affected crop area of each grade, and carrying out precision analysis and assessment. The crop disaster situation loss assessment method based on remote-sensing sampling is high in efficiency of disaster situation loss assessment at low investigation cost, and can provide a basis for the comparison of disaster situation degrees between different disaster types and different regions.
Owner:BEIJING NORMAL UNIVERSITY
Measuring system
ActiveUS20080074638A1Easy to collect dataImprove efficiencyAngle measurementOptical rangefindersElevation angleMeasurement device
The present invention provides a measuring system, which comprises a surveying device installed at a known point, at least one photodetection device to be installed at a measuring point, and a main arithmetic device; wherein the surveying device projects by rotary irradiation a reference plane forming laser beam including two or more fan-shaped laser beams with at least one of the fan-shaped laser beams tilted and a distance measuring light performs distance measurement by receiving a reflected distance measuring light, and performs communication of the distance measurement data between the photodetection device and the main arithmetic device; wherein the photodetection device calculates an elevation angle with respect to the surveying device based on a photodetection signal issued by receiving the reference plane forming laser beam, calculates an elevation position based on the elevation angle and the distance to the surveying device, and performs communication of distance measurement data and elevation position data at least with the main arithmetic device; and wherein the main arithmetic device communicates at least with the photodetection device among the surveying device and the photodetection device, and collects and records surveying data such as distance measurement data, elevation position data, etc. for each measuring point.
Owner:KK TOPCON
Multi-channel investigation method and system
InactiveCN105809472AAchieve integrationImprove experienceMarket data gatheringInvestigation methodsSurvey result
The invention discloses a multi-channel investigation method and is applied to a multi-channel investigation system. The system comprises a background server and at least two investigation terminals connected with the background server. The multi-channel investigation method comprises the following steps: the background server configuring an investigation theme and problem content to generate an investigation questionnaire; the background server, according to a preset rule, pushing the investigation questionnaire to the corresponding investigation terminal; the investigation terminals feeding an investigation result to the background server; the background server acquiring and identifying the investigation result; and the background server generating a statistical list. According to the invention, integration of multi-channel investigation modes is realized, the background server pushes the investigation questionnaire to the corresponding investigation terminals according to the preset rule, and a client can select a proper investigation terminal according to his own condition, such that the investigation efficiency is improved, the investigation cost is decreased, and client experience is improved. The invention further discloses a multi-channel investigation system.
Owner:PING AN TECH (SHENZHEN) CO LTD
Public bus passenger flow volume detection system and method based on face identification and position positioning
InactiveCN105913367AHigh precisionIncrease detection frequencyData processing applicationsDetection of traffic movementTraffic capacityAnalysis center
The invention discloses a public bus passenger flow volume detection system and method based on face identification and position positioning. The Public transportation passenger flow volume detection system comprises an image collection module, a public bus position collection module, a data mining center and data analysis center which are successively connected; the image collection is used for collecting human faces of people getting on and off the public bus; the public bus position collection module is used for recording the driving course of the public bus; the data mining center is used for performing human face analysis and position analysis on the collected image; the data analysis center is used for performing flow statistic analysis according to the result obtained by the data mining center and providing the decision basis to the public bus route planning, operation management, route adjustment, etc. The pblic transportation passenger flow volume detection system and method not only improve the public bus passenger flow volume accuracy, improvethe public bus passenger flow volume detection frequency and greatly saves the flow investigation cost.
Owner:上海晶众信息科技有限公司
In-situ comprehensive inquiry platform for beach shallow sea engineering geological properties
PendingCN109870722AReliable Engineering Geological EvaluationQuick surveyWaterborne vesselsFlow propertiesSoil mechanicsEngineering geology
The invention discloses an in-situ comprehensive inquiry platform for beach shallow sea engineering geological properties. The platform comprises a platform ship, a beach shallow sea sounding unit, anin-situ sediment sampling unit, a sea geophysical prospecting unit and a water power in-situ observation unit, wherein the beach shallow sea sounding unit comprises a beach shallow sea static sounding device and a beach shallow sea power sounding device; the platform ship adopts special structural design; on the basis of the platform ship which carries various ocean engineering geological testinginstruments, the quick measurement of the engineering geological properties of an appointed sea area is realized, i.e., the platform ship can stop on the water surface to serve as a fixed platform, and a running navigation test can be carried out to test flow parameters; and in short time, various engineering geology parameters can be measured in the same area in short time, the quick and comprehensive inquiry of engineering geology conditions in a shallow area of which the water depth range is 20m, wherein measurement parameters include water depth, topography and landforms, stratum structures, in-situ sediment soil mechanics parameters and the like. By use of the platform, a test area can be subjected to more reliable engineering geology evaluation, and testing efficiency in different sea areas can be greatly improved.
Owner:OCEAN UNIV OF CHINA +1
Marine seismic acquisition
ActiveUS9213119B2Improve data qualityReduce investigation costsSeismic signal processingSeismology for water-covered areasSeismic surveyGeophysics
A method of conducting multiple source, multiple signal seismic surveys in a marine environment are provided.
Owner:CONOCOPHILLIPS CO
Prediction method of ginkgo tree canopy biomass based on orthophoto images of unmanned aerial vehicles
InactiveCN109376579AThe calculation result is accurateCalculation results are convenientImage enhancementImage analysisReal-time dataAlgorithm
The invention discloses a prediction method of ginkgo tree canopy biomass based on orthophoto images of unmanned aerial vehicles. the invention obtains the orthophoto image of the ginkgo tree by the unmanned aerial vehicle, Then the canopy area extraction, canopy width extraction, canopy height extraction, canopy area crown width tree height-DBH model, single tree canopy biomass empirical equationare performed, and single tree canopy biomass prediction is performed, the used tools include Pix4D, Arcgis; Constructed crown area & crown width & tree height- diameter at breast height (CA & CW & CHM-DBH) model has three variables, and the results of the model are more accurate. The method is convenient, efficient, low cost, high efficiency, data can be updated in real time; The invention has more accurate calculation results of the model; Features of low cost, high efficiency and real-time data updating.
Owner:ZHEJIANG FORESTRY UNIVERSITY
Large wildlife population number investigation method based on aerial photography of unmanned aerial vehicle
InactiveCN107194876AHigh speedImprove accuracyGeometric image transformationScene recognitionWildlifeInvestigation methods
The invention provides a large wildlife population number investigation method based on aerial photography of an unmanned aerial vehicle. The method is characterized by comprising the following steps: 1) determining sampling strength according to the Technical Regulations for Investigation and Monitoring of Terrestrial Wildlife Resources in China published by the State Forestry Administration, and planning a flight route of the unmanned aerial vehicle for aerial photography; 2) splicing aerial photography images of the unmanned aerial vehicle to form a spliced image for sampling investigation survey strip; 3) constructing a large wildlife interpretation expert knowledge base of an investigation area, and interpreting the spliced image of the sampling investigation survey strip to form an investigation result of the sampling investigation survey strip; and 4) performing proportional conversion on the investigation result within the investigation range represented by the spliced image of the sampling investigation survey strip to obtain the whole investigation range, and then verifying the conversion result by using the population number results obtained by ground investigation, document query and other methods to accomplish the estimation of the large wildlife population number in the estimation area.
Owner:INST OF GEOGRAPHICAL SCI & NATURAL RESOURCE RES CAS
Statistical method for television program audience rating
InactiveCN101527811AEfficient StatisticsReduce investigation costsTelevision system detailsColor television detailsEnd systemComputer terminal
The invention relates to TV technology, in particular to a statistical method for television program audience rating. The invention discloses an all-round and efficient statistical method for television program audience rating, comprising the following steps: a. a TV terminal is started up and connection is established between the terminal with a front end system of television programs; b. users choose programs when the TV terminal begins to time; c. whether preset time of the TV terminal is reached is judged; if yes, the existing program information is sent to the front end system of television programs; if not, timing is continued; d. whether the users change channels is judged; if yes, step e is executed; if not, step c is returned to; e. the TV terminal carries out reclocking and returns to step c. The beneficial effect of the invention are all-round and efficient statistical of television program audience rating without direct attendance of users, saving of query cost and applicability to audience rating statistic of TV programs.
Owner:SICHUAN CHANGHONG ELECTRIC CO LTD
Portable combined field surveying water well water sampler
InactiveCN105806655ASimple and fast operationImproving Field Survey EfficiencyWithdrawing sample devicesEngineeringWater well
The invention relates to a portable combined field surveying water well water sampler.The portable combined field surveying water well water sampler comprises a manual lifter installed on a support, the support installed at the lower portion of the manual lifter and a water taking cup connected with a flexible rule, wherein the manual lifter comprises a housing, a hand-cranking arm, the flexible rule and two gears.The two gears are installed inside the housing through gear shafts, the hand-cranking arm is connected with one gear shaft, the flexible rule is installed on the gears, and the housing is provided with a flexible rule inlet-outlet.The water taking cup comprises an upper lid, a cup body, a connecting ring, a plurality of steel wire columns, a funnel, a water drain valve switch and a lower lid, wherein the upper lid is connected with the flexible rule through the connecting ring, the funnel is arranged at the bottom of the cup body, the water drain valve switch is connected at a funnel opening, and the steel wire columns are arranged on an upper layer of the cup body.During field surveying, the portable combined field surveying water well water sampler can be rapidly assembled for work implementation, saves time and labors, is simple and convenient to operate, improves the field surveying efficiency and also reduces the surveying costs.The water sampler can be dismounted when being not used, can be put into a bag or a tool box and is convenient to carry.
Owner:GANSU DESERT CONTROL RES INST
Rapid diagnosis method for groundwater pollution
ActiveCN107831286AImproving the Efficiency of Pollution InvestigationsGood effectGeneral water supply conservationTesting waterDiffusionSoil horizon
The invention discloses a rapid diagnosis method for groundwater pollution, wherein the method comprises the following steps: collecting environmental hydrogeology condition information of shallow soil layers in a soft soil area, and dividing according to the stratum combination type; determining a belonging stratum combination type of a pollution site; determining internal and external river distribution conditions of the pollution site; according to the belonging stratum combination type of the pollution site and the internal and external river distribution conditions, preliminarily evaluating the migration diffusion direction and the pollution depth of a pollution source in the pollution site; according to the preliminary assessment conclusion, setting a plurality of in-situ test pointsin the corresponding area and depth in the pollution site, to rapid measure a space distribution condition of pollutants; and according to the on-site measured pollutant space distribution conditions, sampling and monitoring on site in a key pollution area. The method has the advantages: the establishment of the rapid diagnosis method provides a perfect theoretical basis, technical method and tool device for improving the efficiency and effect of groundwater pollution investigation and reducing the cost of investigation.
Owner:SHANGHAI GEOTECHN INVESTIGATIONS & DESIGN INST
Method for spatial distribution of soil erosion investigation units
ActiveCN104714001AGuaranteed accuracyReduce investigation costsEarth material testingTerrainLongitude
The invention provides a method for the spatial distribution of soil erosion investigation units, which comprises the following steps: based on a Gauss-Kruger projection zoning method, carrying out zoning on terrestrial longitudes and latitudes, dividing each three-degree zone into multiple 5 km*5 km grids as control areas, and dividing each control area into multiple 1 km*1 km grids as basic investigation units; selecting an investigation area, and generating a zoning grid layer located in the investigation area; according to a zoned longitude and latitude range, calculating the longitudes and latitudes of central points of all the control areas in the investigation area; and determining the number and positions of field investigation units according to the elevation and rainfall of the investigation area and the percentage of the area of a slope croplands in the total area of the investigation area, and according to the terrain of the investigation area, selecting small watersheds with a grid area of about 0.2-3 km<2> as field investigation units. According to the invention, due to the adoption of a stratified unequal-probability systematic sampling method, and through the field investigation units reasonably distributed in the investigation area, the investigation cost is reduced, and the accuracy of soil erosion investigation results is guaranteed.
Owner:BEIJING NORMAL UNIVERSITY
Ocean temperature conductivity profile survey probe
The invention provides an ocean temperature conductivity profile survey probe. The ocean temperature conductivity profile survey probe comprises a protection cover, a fairing, a sensing measurement part, a diversion base and a sealed cylinder, wherein the sensing measurement part is arranged in the faring in a sleeved mode and composed of a tubular conductivity sensor and an arc-shaped temperature sensor, the protection cover is detachably connected with the fairing, and the middle of the protection cover is provided with a water inlet opening and a temperature sensor channel; the fairing and the protection cover form a shape similar to a bullet, and straight diversion trenches are symmetrically arranged on the side faces of the fairing; the diversion base is connected to the rear end of the fairing, and a Y-shaped T-joint diversion trench is arranged in the diversion base; the rear end of the diversion base is detachably connected with the sealed cylinder, and a via hole communicated with the sealed cylinder is formed in the diversion base. By the adoption of the ocean temperature conductivity profile survey probe, the problem that the structure and position of a sensor in the probe are not matched with the movement characteristics of the survey probe can be solved, and thermohaline measurement accuracy can be improved.
Owner:STATE OCEAN TECH CENT
Light and convenient combined type sand-protecting barrier used for fixing shifting sand
The invention relates to a light and convenient combined type sand-protecting barrier used for fixing shifting sand. The light and convenient combined type sand-protecting barrier used for fixing shifting sand comprises a fixing mechanism and a sand-protecting barrier mechanism. The fixing mechanism comprises a fixing sleeve and a fixing rod, four clamping grooves are formed in the fixing sleeve and are mutually at an angle of 90 degrees, the fixing sleeve is hollow, and the fixing rod penetrates through the middle of the fixing sleeve to the sand surface, so that the fixing effect is realized. The sand-protecting barrier mechanism comprises fiber materials and two clamping pins, wherein the clamping pins are clamped in the clamping grooves of the fixing mechanism and provided with fixing plates, and the fiber materials are fixed to the fixing plates. The light and convenient combined type sand-protecting barrier used for fixing shifting sand has the advantages that the light and convenient combined type sand-protecting barrier used for fixing shifting sand can be rapidly assembled for work when used in fields, time and labor are saved, operation is easy and convenient, work efficiency is improved, and the investigation cost is reduced; the light and convenient combined type sand-protecting barrier is high in anti-aging degree, can be used many times, can be rapidly detached when not used, can be put in a bag or a tool lit, and is portable; the sand surface can be effectively reinforced or the wind power on the ground surface layer can be effectively weakened, and the intercepting effect on shifting sand in transit is high.
Owner:GANSU DESERT CONTROL RES INST
Method and system for sampling and yield prediction of grain crops
The present invention discloses a method and a system for sampling and yield prediction of grain crops. The method comprises: obtaining data of the cultivated land in the year when the predicted graincrop is produced; obtaining a first remote sensing image of the predicted grain crop in the growing season; performing image preprocessing on the first remote sensing image to obtain a remote sensinginversion parameter; according to the data of the cultivated land, the first remote sensing image and the remote sensing inversion parameter, determining the planting spatial distribution of the predicted grain crop; selecting the predicted sample plot from the planting spatial distribution; determining the per unit yield of the predicted sample plot; according to the per unit yield of the predicted sample plot and the remote sensing inversion parameter, constructing a yield prediction regression model; and according to the regression model and the remote sensing inversion parameter, obtaining the spatial distribution of the per unit yield of the predicted grain crop. According to the technical scheme of the present invention, the remote sensing inversion parameter is taken as an auxiliary parameter, the timeliness of the grain yield survey is improved, the survey cost is reduced, the survey efficiency is improved, the prediction accuracy is improved, and the waste of food resources caused by the survey is reduced.
Owner:BEIJING NORMAL UNIVERSITY
Workplace credit authentication method and device based on block chain, equipment and storage medium
PendingCN111126964AComprehensive and reliable workplace creditReduce communication costsDatabase distribution/replicationDigital data protectionInternet privacyBusiness enterprise
The invention discloses a workplace credit authentication method and device, equipment based on a block chain, and a storage medium, and the method comprises the steps: enabling a government node, anenterprise node, a college node, a talent institution node and a personal user node to be connected through a bottom platform of a blockchain, building an alliance chain, maintaining the data in the blockchain through a P2P protocol, and making agreements on the data; carrying out identity authentication on the personal user through the talent service APP, and enabling the personal user to obtainthe job place information published by the alliance chain member through the alliance chain; acquiring talent related information provided by governments, enterprises, colleges and talent institutions from government nodes, enterprise nodes, college nodes and talent institution nodes through an open service platform, uploading and storing the talent related information and acquiring change records of the talent related information in real time; and summarizing the information provided by the parties participating in the alliance chain to obtain a job place credit report of the talent. The jobplace credit of the talent can be inquired conveniently, and the cost of obtaining the talent job place credit by an enterprise is reduced.
Owner:深圳前海乐寻坊区块链科技有限公司
Occupational stress evaluation system based on internet of things
InactiveCN103810389ASurvey data is reliableIncrease the survey rate of occupational stressSpecial data processing applicationsDiseaseThe Internet
The invention discloses an occupational stress evaluation system based on the internet of things. The occupational stress evaluation system comprises a client side and a server management platform. The client side and the server management platform exchange data through a communication network. The server management platform comprises a survey information loading module, a questionnaire assignment module, an occupational stress survey information database and a statistic module. Physical index information calculated through the statistic module comprises systolic pressure, diastolic pressure and high-density lipoprotein. By the adoption of the scheme, occupational stress information of users is acquired in real time, survey data are reliable, continuous and large-sample-size survey can be conducted, the occupational stress survey rate is increased, and survey cost is saved; survey results can be fed back in real time, and therefore the users can know their own situations and take corresponding measures to prevent occupation burnout and even diseases.
Owner:田宏迩
Method for evaluating cold endurance of anthurium andraeanum at flowering stage
InactiveCN109258371AIncrease credibilityComprehensive investigationFlowers cultivationCold toleranceBract
The invention discloses a method for evaluating the cold endurance of anthurium andraeanum at the flowering stage. In the method, in a natural low-temperature environment, natural environment low-temperature stress is conducted on the variety of anthurium andraeanum at the flowering stage, the cold damage indexes of leaf stalks, leaves, flower stalks and bracts are counted according to the morphologic expression of cold damage of the variety of anthurium andraeanum to be evaluated, on the basis, a main component integrate scoring formula is established, through the formula, a cold endurance integrated score is calculated, and the cold endurance of the variety is evaluated in combination with clustering analysis. Based on the winter natural low-temperature environment, evaluation is conducted, the winter natural low-temperature environment is close to the growth environment of anthurium andraeanum, and a complex evaluating reagent is not needed; in the method, the expression of the colddamage of the leaf stalks, the leaves, the flower stalks, the bracts and other organs is involved, investigation is comprehensive, operation is easy, costs are low, and evaluating results are stableand favorable to guidance for breeding and large-scale production of the low-temperature-resistant variety of anthurium andraeanum.
Owner:SHANGHAI ACAD OF AGRI SCI +1
Hyperspectral soil data acquisition and analysis method based on mobile phone
InactiveCN110793923ARapid determinationReduce investigation costsColor/spectral properties measurementsFt ir spectraLongitude
The invention discloses a hyperspectral soil data acquisition and analysis system based on a mobile phone. The system comprises a handheld spectrometer, a smart phone, spectrum analysis software, a cloud service platform, and a model library. A method comprises the following steps of firstly acquiring a visible light-near infrared spectrum of a ground object by the handheld spectrometer, importingacquired spectral data into mobile phone end spectrum analysis software, preliminarily interpreting whether spectral information is correct or not, and selecting to save or delete the spectral information; secondly, performing metadata editing on the saved spectrum; and finally, synchronously saving the saved spectrum and longitude and latitude coordinates of a sampling point acquired by the mobile phone to the cloud service platform, calculating a sheet number where the sampling point is located through the longitude and latitude coordinates, and calling a corresponding soil composition inversion model to calculate soil composition contents. Compared with a traditional geochemical survey method, the hyperspectral soil data acquisition and analysis system provided by the invention saves the survey cost, shortens the survey period, and realizes the rapid determination of the soil composition contents; the field operation is facilitated; and the determination precision of the soil composition contents is improved.
Owner:北京绿土科技有限公司
System for data acquisition and query of pubic weather service investigation and assessment business
InactiveCN101727492AHigh Survey Statistical EfficiencySimple structureSpecial data processing applicationsNetwork terminationModem device
The invention discloses a system for data acquisition and query of pubic weather service investigation and assessment business and belongs to the technical field of on-line business data acquisition and query. The structure of the system comprises a PC host, a touch screen display, a network terminal device, a disc-carving machine, a printer and a sound box. The touch screen display and the network terminal device are both connected with the PC host in a bidirectional manner, the disc-carving machine, the printer and the sound box are all connected with the output end of the PC host, the PC host therein is provided with pubic weather service investigation and assessment business software, the system is switched in network, the network terminal device can be a modem, an Ethernet card or a frame relay terminal according to different network accesses. The invention is capable of organizing national large-scale on-line investigation and statistic work, providing lots of information and double-channel communication in short time and meeting the requirements of data acquisition and business query, and has simple structure and convenient operation.
Owner:NANJING UNIV OF INFORMATION SCI & TECH
Urban traffic comprehensive survey cloud platform and system
InactiveCN107331156AReduce investigation costsHigh precisionDetection of traffic movementResourcesResource poolTrip chain
The invention discloses an urban traffic comprehensive survey cloud platform and system. The cloud platform comprises a first obtaining module used for obtaining trip chain data of a target user within a preset time from a virtual resource pool to be processed; a preprocessing module used for carrying out preprocessing on the obtained trip chain data to generate trip basic data; a questionnaire generation module used for generating a trip questionnaire corresponding to the target user according to the basic information of the target user and the trip basic data; and a data calibration module used for carrying out calibration on the trip basic data according to questionnaire information filled in the trip questionnaire by the target user to form trip data to be processed. The urban traffic comprehensive survey cloud platform and system improve convenience and efficiency of urban traffic comprehensive survey.
Owner:佛山市城市规划设计研究院 +1
A method for precise location and assessment of soil pollution based on geophysical detection technology
ActiveCN107544097BPrecise positioningArrange sampling points reasonablyGeological measurementsSoil scienceHigh density
Owner:SHANGHAI ACADEMY OF ENVIRONMENTAL SCIENCES
A method for identifying a target object of suspected pyramid selling behavior
InactiveCN109446409AGuaranteed collectionImprove accuracyDigital data information retrievalSemantic analysisThe InternetMaterial resources
The invention relates to a method for identifying a target object of suspected pyramid selling behavior, which updates and obtains a newest thesaurus, constructs search keywords with the thesaurus, searches and collects public opinion information based on the search keywords, analyzes and filters, and finally counts and outputs the target object of suspected pyramid selling behavior. The inventionis based on a search engine technology and a word segmentation technology, the search engines ensure the collection of page information from a large number of websites on the Internet, the public opinion information related to pyramid scheme can be extracted from the huge Internet information. The word segmentation ensures that the target object of suspected pyramid selling behavior is analyzed from a large amount of public opinion information, so that the accuracy is stronger, and the machines replace the manpower to overcome the disadvantage of the conventional mode. The method can automatically identify and output the target object of suspected pyramid selling behavior, improve the utilization rate of manpower and material resources, save the investigation cost, has high efficiency, and is conducive to timely and accurately discovery and attack the pyramid selling behavior.
Owner:HANGZHOU ANHENG INFORMATION TECH CO LTD
Surface-layer structure investigation method and apparatus thereof
Embodiments of the invention disclose a surface-layer structure investigation method and an apparatus thereof. The method comprises the following steps of laying a small refraction receiving arrangement of each shot point in a work area artillery observation system, wherein a midpoint position of the small refraction receiving arrangement of each shot point is a shot point position, and the small refraction receiving arrangement of each shot point and an artillery receiving arrangement of the shot point possess at least one superposed receiving channel; for each shot point in the artillery observation system, stimulating a seismic wave at the shot point, using the artillery receiving arrangement of the shot point to acquire an initial artillery data set, and using the small refraction receiving arrangement of each shot point to acquire a small-refraction initial data set; based on the initial artillery data set and the small-refraction initial data set, calculating initial data of the shot point; and based on the initial data of each shot point in the artillery observation system, calculating a surface-layer structure parameter of a work area.
Owner:BC P INC CHINA NAT PETROLEUM CORP +1
Ecological protection red line background investigation method and device
PendingCN114022330AImprove the level of refined managementReduce labor intensityResourcesInvestigation methodsData information
The invention discloses an ecological protection red line background investigation method and device. The ecological protection red line background investigation method comprises the following steps: collecting basic data of an investigation area; the investigator uses the investigation terminal to transmit the information to the information collection terminal corresponding to each investigation item; carrying out similar information comparison on collection results of the plurality of information collection ends and ecological protection red line related data information; the server terminal collects, gathers and identifies comparison results; the ecological protection red line background investigation device comprises an information collection module; a request triggering module; a sending module; a receiving module; a server module, a statistics module and an output module. According to the method, the labor intensity of investigators can be greatly reduced, the accuracy of investigation results is improved, and the fine management level of ecological protection red lines can be improved by assembling existing data, extracting indexes, carrying out investigation, obtaining field data and carrying out special research.
Owner:深圳自由度科技有限公司
Fire danger 3S&3D real-scene intelligent zoning method
PendingCN114038149AScientific and reasonable predictionImprove the efficiency of traditional surveysForest fire alarmsFire alarm radiation actuationFire riskImage resolution
The invention discloses a fire danger 3S&3D real-scene multi-element intelligent zoning method. The 3S&3D real-scene multi-element intelligent zoning method is applied to fire danger prevention. High-resolution remote sensing images and DTM data obtained by aerial survey of an unmanned aerial vehicle are used as main data sources, an LBS technology and a 3S technology are combined to establish a subcompartment division system, subcompartment boundary lines are nested on a 3D real-scene picture, and a database is established by applying multi-period second-class survey data; and a forest fire risk zoning and grading model is established by using an analytic hierarchy process, and a forest fire grade analysis platform is established, so that real-time dynamic zoning and prediction are realized, forest fire is prevented, and corresponding effective forest fire early warning management is realized.
Owner:BEIJING FORESTRY UNIVERSITY
Forest subcompartment accurate measurement management work method based on cloud computation of Internet+forest measurement panel instrument terminal
InactiveCN107044850ASolve the accuracy problemSettlement feePicture interpretationTesting plants/treesHectareThe Internet
The invention discloses a forest subcompartment accurate measurement management work method based on cloud computation of an Internet+forest measurement panel instrument terminal. Aiming at the problems that forest management is poor, the yield is low, and the fixed-point, located and real-time accurate selective cutting work cannot be realized according to the design scheme, forest subcompartment spherical crown competition forest maturation models for natural mature and over-mature forests and artificial forests are respectively researched and established based on a cloud computation technique of the Internet+forest measurement panel instrument terminal, the subcompartment accurate management selective cutting work method is invented, a subcompartment forest Tin-Voronoi model net is established, a single tree crown competition area is defined, the obtained annual growth amount per hectare (FSCG / hm<2>.y) is an accurate forest key variable, large-diameter woods corresponding to the minimum FSCG / hm<2>.y are selectively cut by virtue of forest measurement instrument Internet terminal according to a formula that the selective cutting amount is less than or equal to the growth amount, woods corresponding to the maximum FSCG / hm<2>.y are nourished and complementarily planted, and the density is adjusted and controlled, so that the woods equal to the growth amount are additionally harvested in each year after the selective cutting of an over-mature forest subcompartment, and the rotation cutting benefit of an artificial forest subcompartment reaches a maximum.
Owner:BEIJING FORESTRY UNIVERSITY
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