55 results about "Residential land" patented technology

The invention discloses a method for city building function classification based on a high-resolution remote sensing image. The method comprises the steps of A, extracting buildings in the high-resolution remote sensing image by adopting a CNN (Convolutional Neural Network) method, and acquiring a building extraction result; B, sorting and classifying POI (Point of Interest) data according to attribute information, respectively performing kernel density estimation on POIs of the commercial and service facility land, the public management and public service land and the residential land, and respectively acquiring kernel density maps of the land types; and C, calculating a kernel density average value of the single building by using the CNN based remote sensing image building information extraction result and the kernel density maps. The method is easy to implement and simple and convenient to operate, effectively solves a problem that semantic-level building function classification and recognition are difficult to realize by using a remote sensing information extraction technology, is high in precision of function classification for the city buildings, can provide dynamic data of city functional area classification for relevant departments quickly and accurately and serves for city management and reasonable planning.

The invention discloses a commercial employee group residence recognition method based on mobile phone positioning data, comprising: (1), making survey, marking and statistics on types of commercial lands and residential lands; (2), setting conditions: at both 10:00 AM and 15:00 PM time points of more than 80% of workdays, presence is all in a same signal cell or adjacent signal cells of a commercial land, (3), at 2:00 AM time points of more than 80% of workdays, presence is all out of the commercial land, and (4), on more than 80% of holidays and festivals, no presence is in the signal cell of the condition (2); marking users meeting the above-mentioned conditions, recording the signal cells that the users locate at 2:00 AM, and marking them as commercial land employee group residences if all of more than 80% of the signal cells are the same residential land signal cell or adjacent residential land signal cells. Employee group residences in specific land types are recognized by using positioning information in a mobile phone communication network dependent on existing mobile communication network resources, and the method features low cost, high frequency, automation and high time efficiency.

The invention provides an urban garden digital system and a site selection method. Satellite remote sensing images are utilized for analysis, park green land coverage area and residential land area apart from the park green land coverage area are extracted according to the remote sensing images, and a virtual park address is confirmed according to the contour of the residential land area which is not covered. Therefore, park green land information can be objectively and visually acquired via the images, and the area which is not covered can be conveniently extracted for guidance of park side selection so that basis is provided for park site selection, basis is provided for realization of better urban greening, complicated workload of artificial measurement and statistics is greatly reduced, misjudgment caused by artificial subjective factors can be reduced and accuracy is enhanced.

The invention provides an urban green land classification method based on a high-resolution remote sensing image so as to solve the problem of greater workload in the existing urban green land confirmation method. The method comprises the following steps of: extracting urban green land from the obtained urban high-resolution satellite remote sensing image; carrying out function division on urban land according to urban land characters, and dividing the urban land into residential land, industrial land, land for roads, park green land or protective green land; and determining the green land characters of the extracted urban green land according to the function division, wherein the green land can be divided into park green land, appendage green land, production green land, protective green land or other green land. The urban green land in the urban high-resolution satellite remote sensing image is firstly divided according to the urban land characters, and then the corresponding green land attributes are given to divided regions, thus the method can quickly divide the types of the urban green land and reduce the workload and has the advantage of accurate result.

The invention discloses an active and passive remote sensing data-based rural residential land extraction method. The method comprises the following steps: (1) acquiring data and preprocessing; (2) calculating a normalized differential vegetation index; (3) calculating a normalized difference build-up index; (4) calculating a POLSAR (Polarimetric Synthetic Aperture Radar) dihedral angle scattering component; (5) performing maximum likelihood classification. According to the method, the optical remote sensing and microwave remote sensing information are comprehensively applied, the difference between ground and an object can be more fully embodied through supplementation of advantages and disadvantages of the two kinds of remote sensing information, and the accuracy for rural residential land extraction is greatly improved.

The invention discloses a mining soil remediation method. The method comprises the following steps that the contaminated soil in a mining area is excavated with excavating equipment and is subjected to preliminary filtration; a soil sterilant is added into the soil, the soil and the soil sterilant are stirred, and secondary filtration is conducted during stirring; straw manure and grass ash are applied to each mu of the contaminated soil surface, 5kg of a remediation agent is added to 100 times the mass of water to be sprayed to the soil surface; the soil is deeply ploughed, soil remediation agent to the soil surface; plants with enrichment capacity of heavy metal are planted in the soil, when the plants grow to the growth stage, a plant growth inhibitor is sprayed to the plants; when theplants grow to the maturity stage, a heavy metal pollution remediation promoter is sprayed; and harvesting is conducted during senescence of the plants to remove heavy metal contamination. The restoration method can effectively remediate the soil contaminated by keratinization, and is feasible for residential land and planting land.

The invention discloses a user activity space recognition method based on mobile phone signaling, and the method achieves the automatic recognition of activity points of a user through employing a space-time clustering model, builds the correlation between discrete staying points, and improves the grouping accuracy of the staying points. Moreover, the identification of living, working and other activity purposes is realized by establishing the activity rule index of the user, so that the authenticity and accuracy of the user activity rule are improved; besides, the activity rule of the user isidentified through the identification method so that identification of living, working and other activity objectives of the user can be realized. The authenticity and the accuracy of the activity rule of the user are improved, the activity rule and the activity purpose of the user can be dynamically mastered, the resident travel survey cost is reduced, and the traffic demand prediction is more accurate; and the scientificity of planning and layout construction of residential land, post land, various public service facilities and the like in urban space planning can be improved.

The invention relates to a city employment accessibility measuring and calculating method based on big data. The city employment accessibility measuring and calculating method comprises the followingsteps of (1) extracting the planar data and the traffic network linear data of a residential land type; (2) performing the visualization processing to obtain the number of the residential blocks; (3)collecting the employment position interest point data of the studied city, and performing coordinate offset correction to obtain the employment position spatial position data; (4) identifying an employment post interest point accumulation area in the to-be-studied area; (5) acquiring the shortest commuting time between the employment center and the mass center of the residential block; and (6) establishing a Shen supply and demand potential energy model, calculating the employment accessibility index values of the residential blocks, and analyzing the employment accessibility of the residential blocks. According to the present invention, the data acquisition accuracy is high, the analysis result is objective and comprehensive, and the problems that in the prior art, the acquisition of reachability analysis data is difficult, the accuracy is low, the manpower and the material resources are consumed, and the analysis result is not objective and comprehensive enough, are solved.

The invention discloses a contaminated soil remediation method. The contaminated soil remediation method comprises contaminated soil pretreatment, ex-situ thermal desorption remediation of contaminated soil, wastewater treatment after contaminated soil remediation and effect evaluation monitoring after contaminated soil remediation. The contaminated soil pretreatment comprises a contaminated soildigging and transporting stage, a contaminated soil screening and crushing stage, a contaminated soil moisture content adjusting stage and a contaminated slag block washing stage, and the ex-situ thermal desorption repair of contaminated soil comprises a contaminated soil thermal desorption stage, a purified soil post-treatment stage and a tail gas treatment stage; the remediation efficiency and remediation quality of the contaminated soil are improved, toxic and harmful pollutants are converted into harmless substances so as to guarantee human health, maintain normal production and construction activities and prevent and treat new environmental problems caused by field property changes; original industrial land is successfully converted into second-class residential land, service facilityland, commercial land, park green land and water supply land, and popularization value is achieved.

The present invention comprises a self-contained mobile living space that mimics the amenities of an entire residential property in order to affordably house individuals, particularly in urban environments. All living necessities are fused into one micro-living platform, independent of access to existing structures, land space, electricity, or sewage hookups, allowing landowners to rent out space with limited effort. The wheeled foundation allows the assembly to circumvent some of the existing urban building codes. In preferred embodiments, the various elements are configured in such a way that separate areas for sleeping, leisure, bathing, cooking, and gardening can be had atop a single compact space, with the use of exterior space maximized to heighten the sense of spatial availability for the occupant. The invention provides a novel alternative for affordable urban housing, exploiting available residential land without the expense, permitting, or effort associated with permanent construction on a non-portable foundation.

The invention provides an air pollution exposure risk evaluation method and system, and the method comprises the steps of carrying out the classification of residential lands according to a remote sensing image of a target region, and obtaining a plurality of different types of residential lands; spreading the population data of the target area on the residential land to obtain population spatialdistribution data; selecting a key geographic variable, and constructing an LUR model; performing grid distribution calculation on the air pollutant simulation data according to the LUR model to obtain the air pollutant simulation data in the target area; and performing data superposition analysis on the population spatial distribution data and the air pollutant distribution data to obtain an airpollution exposure risk partition map. According to the invention, superposition analysis of population space distribution data and air pollutant distribution data is comprehensively considered, the main effect of population factors in air pollution exposure risk evaluation is considered, and the rationality of air pollution exposure risk evaluation is improved.

The invention relates to a measurement method of a CORS-based unmanned aerial vehicle laser scanning and oblique photography integrated measurable BIM for rural residential land measurement. The method comprises the following steps: step 1, acquiring three-dimensional lattice data of rural residential land houses; 2, performing registration splicing and denoising simplification on the original point cloud data to obtain high-precision point cloud data. The method has the advantages that: 1) cadastral measurement is conducted indoors based on the measurable three-dimensional BIM, elevation points, surface features, landforms, ditches, sills and the like with proper density are collected and can be mapped on the measurable three-dimensional BIM through indoor work, and a large amount of field data collection work is omitted; 2) based on the measurable three-dimensional BIM, data acquisition of rural residential land space elements can be carried out, and the means of space data acquisition is enriched; 3) the measurable three-dimensional BIM can be used for visual browsing, all scenes within the range of 360 degrees around a shooting site can be completely displayed, an operator canfreely rotate the mouse to browse and stretch the distance, and the method is intuitive.

The invention relates to the technical field of blueberries, in particular to a container cultivation method of organic high-yield blueberries. The method comprises the steps of selection of a container, preparation of a matrix, selection of seedlings, field planting and cultivation, pruning, water and fertilizer management and prevention and treatment of diseases and insect pests. According to the container cultivation method, the growth result of the blueberries is less influenced by the soil condition outside the container, cultivation and planting can be conducted on the land such as gravel land, residential land and cement land, a user manages the blueberries conveniently, the density can be regulated anytime according to the growth condition of the seedlings, the user shapes and prunes branches conveniently, and the method saves water and fertilizer; the blueberries are conveniently moved and transported, and the survival rate reaches up to 100%; the container cultivation method of the organic high-yield blueberries is complete in system, easy to operate and manage, good in fruit quality, remarkable in economic benefits and social benefits, and easy to apply and popularize.

The invention discloses a method for evaluating urban residential land price based on transfer learning, which relates to a calming method of transfer learning and belongs to the field of asset evaluation, in particular to the field of land price classification and grading. The invention mainly aims at the characteristics of the urban residential land price data set, and proposes an algorithm forextracting the urban residential land price characteristics based on migration learning. Aiming at the shortcomings of the existing land price regression evaluation model, the classification and grading evaluation model is introduced to overcome the shortcomings of the urban residential land price data set. Firstly, the land price feature extractor is trained. Based on the house price data set, the relationship between the house price in the house price data set and its feature factors is fitted by using a Deep Belief Network (DBN). Secondly, the parameters of the trained DBN model are reserved, and the residential land price features are extracted based on the DBN model. Finally, based on the extracted land price feature set, the residential land price is classified and graded by using different land price classification and evaluation models.

The present invention comprises a self-contained mobile living space that mimics the amenities of an entire residential property in order to affordably house individuals, particularly in urban environments. All living necessities are fused into one micro-living platform, independent of access to existing structures, land space, electricity, or sewage hookups, allowing landowners to rent out space with limited effort. The wheeled foundation allows the assembly to circumvent some of the existing urban building codes. In preferred embodiments, the various elements are configured in such a way that separate areas for sleeping, leisure, bathing, cooking, and gardening can be had atop a single compact space, with the use of exterior space maximized to heighten the sense of spatial availability for the occupant. The invention provides a new alternative for affordable urban housing, exploiting available residential land without the expense, permitting, or effort associated with permanent construction on a non-portable foundation.

The invention relates to a snow sweeper for roads in enterprise plant areas and residential areas. The snow sweeper includes a trolley, a material tank, a rotation push plate, a motor and a snow shovel; the material tank is arranged on the upper surface of a bottom plate; a feeding opening is formed in the upper part of the material tank, and a discharging opening is formed in the bottom of the material tank; a cylindrical housing is connected to the lower part of the discharging opening; the rotation push plate is coaxially arranged in the cylindrical housing, and a rotation shaft of the rotation push plate is connected to the motor; an inlet communicating with the discharging opening of the material tank is formed in the upper part of the cylindrical housing, and an outlet is formed in the bottom of the cylindrical housing; a vertical through hole is formed in the bottom plate, and the through hole communicates with the outlet of the cylindrical housing; and the snow shovel is arranged on the front end of the bottom plate. The snow sweeper can achieve automatic salt sprinkling in a manner of allowing the motor to drive the rotation push plate to rotate, can greatly avoid the defects of the conventional manual salt sprinkling operation manners, can save labors for enterprise, can accelerate the implementation speed, and can efficiently clean accumulated snow.

The invention discloses a land diversity metering method based on territorial survey data, and the method comprises the steps: carrying out the mixed diversity index calculation of various types of lands for a residential land according to the range of a walking life circle through employing a novel data source, i.e., third-time national territorial survey, and carrying out the spatial aggregationanalysis of an analysis result of the diversity index; and determining the priority time sequence of land adjustment planning by using the distribution result of the local Moran indexes. According tothe method, the latest land classification data of land survey is combined, the land mixing diversity calculation method considering the daily life range of residents is provided, the diversity spacedistribution aggregation result is used as the basis of the land utilization planning adjustment time sequence, the subjectivity and randomness of decision making are avoided, and the scientificity of decision making is improved.

The embodiment of the invention provides a rapid database building method and system for land survey. Secondary dispatch data are imported to obtain a basic database; and basic data and survey resultsof work such as existing land survey, cadastral survey, collective land ownership registration, residential land and collective construction land use right confirmation registration, geographical national condition general survey, rural land contract management right confirmation registration and issuing and the like are fully utilized. A land survey database integrating graphs, images, attributes and documents is formed through processes of data structure upgrading, ground class code assignment, graph parameter modification, ground class coefficient modification, linear ground object surfaceturning and the like, and integrity, accuracy and standardization of data are checked according to national standards to obtain a land survey data result. The data storage process is innovated, the manual participation process is reduced, the labor cost is reduced, and the data quality is improved.

The invention discloses a curbstone used for residential areas. The curbstone comprises a curbstone built-in frame, wherein arc chambers are formed between the bottom and the side wall of the curbstone built-in frame; a concrete forming layer is poured in the curbstone built-in frame; a protection layer is distributed outside the curbstone built-in frame and stuck to the curbstone built-in frame through a bonding layer; a light guide device is arranged on one side, facing the road, of the curbstone built-in frame, or the top of the curbstone built-in frame. According to the curbstone used for residential areas disclosed by the invention, the rate of puncturing the car tires can be reduced through the curbstone built-in frame with a distributed arc chamber and the tires can be protected, meanwhile, a car owner can see the position of the curbstone clearly at night through the light guide device, so that the collision with the curbstone is prevented and the rate of contacting the tires is reduced; therefore, the abrasion to the tires is reduced.

The invention relates to a repair method of acid contaminated soil. The repair method comprises the following steps of detecting a pH value of the acid contaminated soil, uniformly spraying weakly alkaline liquid to the acid contaminated soil, standing for 2 to 4 h after the acid contaminated soil is soaked in the weakly alkaline liquid, and then turning over the acid contaminated soil; spraying the weakly alkaline liquid to the acid contaminated soil again after turnover, and standing for 2 to 4 h so as to obtain a soil mixture I; adding a soil conditioner to the soil mixture I, uniformly mixing the soil mixture I and the soil conditioner, and standing for 24 to 48 h so as to obtain a soil mixture II; adjusting the water content of the soil mixture II to 60 to 70%; and then putting earthworms, and culturing for 30 to 45 days, so that the acid contaminated soil is repaired. The repair method has a good repair effect on the acid contaminated soil, so that the acid contaminated soil canmeet the requirements of residential land, commercial land and industrial land; in addition, the whole repair cycle of the contaminated soil is short, and the efficiency is high.

The invention provides a method and a device for acquiring space carbon emission of residents, and belongs to the technical field of environment monitoring. Firstly, POI data and night light remote sensing data of a target area are obtained, grid division is carried out on the target area, the importance degree of each land class in each grid is determined according to POI data of each land class of each grid, and then a night pure light value of a residential land class under each grid is calculated based on the obtained night light remote sensing data; and determining the carbon emission of each grid according to the total resident carbon emission in the target area and the proportion of the night pure light value of the resident place class of each grid in the target area. Compared with the prior art, the method has the advantages that a more accurate resident carbon emission spatial distribution pattern is obtained through the extracted night pure light values of the resident places, the influence of night light of other places is reduced, the precision of a resident carbon emission spatial distribution result is improved, and a more accurate data source is provided for subsequent low-carbon research.

The invention is applicable to the technical field of building construction, and provides a sea human habitation system and a construction method thereof. The sea human habitation system comprises a deck floating on a sea surface, a positioning plate, a house mounted on the deck and a fixed station which is fixed on the coast or the seabed. One end of the positioning plate can be movably mounted on the deck up and down; and the other end of the positioning plate can be movably mounted on the fixed station up and down. The house comprises at least one floor unit, wherein each floor unit comprises a base module, at least one expanding module and a floor panel. The floor panel covers the tops of the base module and the expanding module; the base module is provided with a connecting part; the expanding module is also provided with a connecting part; and the base module and the expanding module can be detachably connected with each other. The sea human habitation system does not occupy land area and provides a novel space for residential land of people, and sea filling up is not required, so that a great deal of manpower and material resources are saved. Each module can complete manufacturing in a plant, so that construction time is saved and construction speed is increased.

The invention relates to an urban agglomeration living space construction time identification method, which comprises the steps of collecting Landsat5 / 7 / 8 data through a google earth engine platform, and calculating time sequence data of three indexes, namely, NDVI, MNDWI and SWIR; obtaining urban residential land boundary vector data through map data and crawler analysis, and carrying out data analysis and space connection in Arcgis; classifying and identifying the residential land before and after a specific time point through a random forest classification method; and identifying the construction time of the residential land in a specific time period year through a time sequence segmentation method to complete the identification of the construction time of the whole residential land. According to the method, the construction time of the urban residential land is identified by fusing the spectrum and texture information of the remote sensing data and the social perception data, so that the problems of a semantic gap and a time gap existing in the two data are solved, and scientific and technical means support is provided for researching horizontal and vertical expansion and space-time evolution of the urban residential land.

The invention discloses a soil conditioner for reclamation of a waste residential land. The soil conditioner comprises fly ash, livestock manure and ferrous sulfate. The application amount of the coalash is 20-25 t / hm<2>, the application amount of the livestock manure is 13.5-16.5 t / hm<2>, and the application amount of the ferrous sulfate is 0.2-0.25 t / hm<2>. The livestock manure is chicken manure. The invention also discloses a preparation method of the soil conditioner for reclamation of the waste residential land. The method comprises the following steps: 1, uniformly mixing the fly ash, the livestock manure and the ferrous sulfate in proportion, and adding a leavening agent to obtain a mixture; and 2, performing composting, turning and ventilating oxygen supply treatment on the mixture obtained in the step 1 to obtain the soil conditioner. According to the soil organic-inorganic soil conditioner for reclamation of the waste residential land and the using method, the physical and chemical properties of the soil are improved, great convenience is brought to later cultivation, and the crop yield is increased.

The invention is suitable for the technical field of construction and provides a marine human settlement system and a construction method thereof. The marine human settlement system comprises decks floating on the sea surface, locating plates, residential buildings and fixed platforms, wherein the locating plates can be arranged between the decks and the fixed platforms in a vertical moving way. Each house comprises at least two modules, wherein a boss and / or a groove is formed on and / or in at least one side of each module, correspondingly, a groove and / or a boss is arranged in and / or on the module adjacent to the module, the boss can be embedded into the groove, and the bottom of the module located at the lowest parts of each house is detachably connected with each deck. The invention provides a novel space for residential land of people; in addition, all the modules can be spliced through the bosses and the grooves, so that the construction process is simple and high in speed; a scheme can be made according to the demand of a customer; and the modules are not fixedly connected, and the layout of the residential buildings can be changed anywhere anytime before the residential buildings are spliced and during residence periods, so that the requirements of people for varied living environments are met.

The invention discloses a spatial layout optimization method for coastal zone sea reclamation. First, area sea reclamation suitability evaluation is carried out, and an appropriate reclamation area is selected; then, the sea reclamation potential of the appropriate reclamation area is evaluated; and finally, the economic feasibility of a sea reclamation project for land for commercial use, industrial land and residential land is evaluated. The beneficial effect lies in that the evaluation result is highly instructional to regional planning and project approval, and aiming at strong subjectivity of traditional sea reclamation evaluation, evaluation indicators are divided into descriptive, benefit-oriented, cost-oriented and moderate indicators according to the functions and characteristics and different methods of standardization are introduced to ensure the objectivity of evaluation results.

The invention is suitable for the technical field of building construction, and provides a sea human habitation system and a construction method thereof. The sea human habitation system comprises a deck floating on a sea surface, a positioning plate, a house and a fixed station. The positioning plate can be movably mounted between the deck and the fixed station up and down. The house comprises at least one floor unit; each floor unit comprises modules and floors covering the modules, wherein the modules are provided with connecting parts, and two adjacent modules are detachably connected through the connecting parts of the two; one end part of each module is not parallel to one end part of the adjacent module; and the bottom of each floor unit at the bottommost of the house is detachably connected with the deck. The sea human habitation system provides a novel space for residential land of people, so that a great deal of manpower and material resources are saved. Moreover, an intersection part of adjacent two modules can form a relatively great communicated area or can be used as a public area. An uncrossed area can be used as a privacy area.