24 results about "Urban community" patented technology

The invention discloses an urban healthy community space intelligent assessment method and system, and relates to the technical field of urban space intelligent assessment and healthy community planning, and the method introduces space grid division, street network modeling and graph theory analysis technologies, achieves the high-precision modeling and reachability simulation of an urban community space, and achieves the intelligent assessment of the urban community space. And the coverage capability and the service balance of the 15-minute walking life circle of residents can be accurately evaluated. According to the method, the reachable path network taking each grid unit as a starting point can be dynamically constructed, and the service accessibility level and the comprehensive service scoring index of each grid are quantitatively evaluated according to the quantity vector of the resident reachable service facilities. By setting dual thresholds of coverage rate and score, a'potential function blind area 'is intelligently identified, and a'cold space grid' is accurately discriminated by further combining a resident popularity activity sequence, so that scientific support and decision basis are provided for subsequent city updating, service facility layout optimization and community health space transformation.

The invention discloses an urban multi-objective collaborative optimization method and system based on deep reinforcement learning, and the method comprises the steps: providing or constructing a building performance agent model, taking a group of urban form design variables as input, and taking a building performance evaluation index as output; constructing a multi-objective collaborative optimization problem into a Markov decision process, and defining the action, state and reward function of an intelligent agent; and training the intelligent agent by adopting a deep reinforcement learning algorithm, and generating an urban form design scheme by applying the optimal decision strategy after training convergence. According to the method, a static and high-dimensional optimization problem is converted into a dynamic decision learning process, and the multi-target and nonlinear complex optimization problem in urban form design is efficiently solved by utilizing the autonomous exploration and optimization capability of deep reinforcement learning; the optimal solution set considering energy efficiency, renewable energy utilization and human settlement environment quality can be quickly generated, and automatic and intelligent decision support is provided for planning and design of sustainable urban communities.

The invention discloses a multi-agent collaborative urban community space planning method and device based on large model driving. The method comprises the following steps: converting original urban space data into a structured community space distribution diagram; a planning agent is constructed, the community space distribution diagram is understood and analyzed by using the planning agent, and an initial city planning scheme is output; dividing the initial city planning scheme into a plurality of community areas, and generating local optimization suggestions by a plurality of community planning reviewer agents; and fusing the community optimization suggestions by a high-level planning agent, carrying out global reasoning and coordination, and outputting a final urban space planning scheme. Through cooperative work of multiple types of agents, the intelligent level, cooperative efficiency and service fairness of urban space planning are improved, and the problems of lack of multivariate value expression in traditional generative planning, high labor cost and slow response in participative planning and the like are solved.

The invention relates to the technical field of urban hydrological simulation. The invention discloses an urban community surface ponding simulation method considering a roof structure, and the method comprises the steps: obtaining a regional multi-angle picture through an oblique photography unmanned plane, generating an oblique photography model through image processing, and reconstructing a digital surface model according to the oblique photography model; ground data are separated from the DSM through a PMF method, roof data are extracted in combination with building features, mask data are output, other ground features are removed, and building roof elevation grid data are obtained; calculating the gradient of the roof, dividing the gradient into flat and sloping roofs, building drainage structures into roof drainage models, integrating the roof drainage models with the urban community hydrological model considering the roofs, and running to realize surface ponding simulation. The method comprises the following steps: building a high-precision model through an oblique photography unmanned aerial vehicle and a GIS, separating ground data through a PMF, and accurately dividing a flat / slope roof through median filtering and an SVM; special drainage structures are arranged for the two types of roofs; and integrating the roof drainage model and a two-dimensional coupling hydrological model, and outputting an accumulated water thematic map.

The invention discloses an urban community household charging pile harmonic suppression method, which comprises the following steps: S1, collecting voltage and current data of a charging pile under different working conditions, analyzing harmonic generation characteristics, constructing a harmonic mathematical model, and determining typical harmonic frequency and amplitude range; s2, an FPGA real-time data processing architecture is designed according to the harmonic model, a high-speed data acquisition module is established, and real-time acquisition and accurate identification of harmonic signals are realized; s3, on the FPGA platform, based on the real-time harmonic spectrum data, deploying an adaptive harmonic suppression algorithm, dynamically filtering the target harmonic frequency, and reducing the harmonic content; and S4, according to suppression effect feedback, FPGA control parameters are optimized, energy consumption and cost of the device are reduced, and precise and efficient harmonic suppression performance and economical efficiency balance is achieved. The method can ensure that the current waveform of the charging pile meets the power grid standard, remarkably improves the harmonic suppression efficiency and the economical efficiency of the device, and reduces the energy consumption and the equipment maintenance cost.

The application provides a kind of urban community ecological resilience rapid evaluation method and system, it is related to the present situation evaluation and urban renewal planning management technical field of national space planning.The method first collects city index data, establishes city standard database;Then calculate the resilience evaluation value of each community in the city in three dimensions of scale, density, form, generate the comprehensive sorting index of each community;Again, the comprehensive sorting index of each community is arranged in ascending order, and the final community sorting sequence is obtained, and the resilience benchmark value of the three dimensions of the community is determined;Finally, the resilience of each community in three dimensions is classified, and the community is divided into strong resilience community and weak resilience community;Based on the resilience classification of community in scale, density, form resilience three aspects, the comprehensive resilience of community is evaluated.The method takes community as the minimum unit of resilience evaluation, constructs the evaluation index of urban community ecological resilience, and realizes the evaluation of community ecological resilience quickly.

A community-based nature conservation planning system for pilgrimage cities, consisting of: A data collection module gathers qualitative data from various stakeholder groups, including residents, government officials, non-governmental organizations, tourists, pilgrims and businesses, using surveys and questionnaires; a module for identifying interest groups, configured to classify interest groups based on their attributes such as power, legitimacy and urgency, and to divide the interest groups into primary, secondary and tertiary interest groups; a community mapping module configured to generate a shared cultural heritage map by aggregating data on cultural heritage sites, priority intervention areas, indicators of physical impact, indicators of economic impact, and indicators of socio-cultural impact of pilgrimage tourism; a participation assessment module configured to evaluate the level of citizen participation in urban conservation by analyzing stakeholder responses and determining the level of participation based on predefined criteria; a framework generation module consisting of a computing processor configured to generate a cyclical and iterative community-based nature conservation framework consisting of several phases, including defining objectives based on community needs and goals, analyzing information exchange, identifying appropriate forms of community participation, jointly developing nature conservation plans, and identifying intervention strategies; a data storage module configured to store the collected data, the shared cultural heritage map, the evaluation results, and the generated framework; and a user interface connected to the data storage module and configured to display conservation strategies and dissemination recommendations based on the generated framework for implementation in the pilgrimage cities.

The present application relates to the technical field of plant intelligent identification, and particularly relates to a method for intelligently identifying pollen-allergic plants based on a YOLO network. The method comprises the following steps: collecting video data of pollen-allergic plants in the air in urban streets, and constructing an image data set of pollen-allergic plants in the air; using LabelImg software to label the categories of pollen-allergic plants in the air in the images in the image data set of pollen-allergic plants in the air, and automatically generating an.xml file; training and optimizing a YOLOv8 model, saving the best weight file after training, and obtaining a YOLO intelligent identification model for pollen-allergic plants in the air; inputting video data to be detected or pictures to be detected, detecting the video data, and outputting corresponding target detection results. The method of the present application is used for identifying pollen-allergic plants in urban streets, and provides a reference for urban community layout, selection of greening tree species, and community configuration, and has the characteristics of high identification accuracy.

A sponge facility spatial layout optimization method for urban community rainfall flood regulation and storage comprises the steps that firstly, multi-source data of a research area is collected, sub catchment subareas are divided, hydrological parameters are extracted, the current annual rainstorm runoff process is simulated through an SWMM model, and the regulation and storage requirements of all the sub catchment subareas are calculated; 2, two-dimensional hydrodynamic simulation is carried out through an SWMM coupling LISFLOOD-FP model, and a ponding depth distribution diagram is obtained. And 3, based on the multi-source data and the ponding depth distribution map, combining sponge facility layout conditions, constructing a suitability evaluation system, generating a comprehensive suitability score map, and dividing priority areas. And 4, constructing a regulation and storage target equation according to the regulation and storage demand and the suitability score map, solving a facility area combination meeting the regulation and storage demand, and screening out a minimum cost scheme. And 5, performing multi-objective optimization on the facility layout in combination with the ponding depth distribution diagram and the priority region, and screening out an optimal layout scheme. According to the method, the optimal facility layout is provided for each sub catchment area, and the regulation and storage efficiency and the space adaptability of sponge facilities are effectively improved.

This application relates to a method and apparatus for analyzing community fire-causing factors based on internet commercial data, comprising the following steps: collecting multi-source internet data of the target community and its surrounding areas; constructing a dynamic community profile including structural, economic, and behavioral characteristics based on the preprocessed multi-source internet data; constructing a multi-stage fire risk prediction model and performing fire risk prediction using the multi-stage fire risk prediction model to obtain a fire risk assessment result for the target community; constructing a multi-layer heterogeneous fire graph of the community based on the fire risk assessment result; and determining the fire-causing factors and fire-causing chains of the target community based on the multi-layer heterogeneous fire graph. Real-time capture of key fire-causing factors provides strong data support and technical assurance for fire management departments to accurately locate hidden dangers and efficiently allocate prevention and control resources, contributing to improving the intelligence and refinement of modern urban community fire safety governance.

The invention belongs to the technical field of urban planning and public management, and discloses a spatial recognition method, device and equipment for an urban functional community based on a complex network and a medium, and the method comprises the steps: obtaining the geographic data of an urban residential area and the point-of-interest data of various life service facilities; the method comprises the following steps of: quantitatively calculating the function interaction strength between any two residential areas by analyzing the spatial configuration relationship between the residential areas and various life service facilities under the guidance of a life circle theory, and constructing an urban residential area function network which takes the residential areas as nodes and the interaction relationship as edges by taking the strength as a connection weight; a community detection algorithm is applied to an urban residential area function network, node clusters which are closely connected in the network are detected, and each identified cluster is defined as an urban community unit, so that division of urban functional communities is completed.

The application discloses a kind of urban community low-carbon renewal multi-objective optimization processing method and system, belong to big data technical field.It includes the following steps: obtaining data and processing data, the data obtained includes geographic space data and population data, constructs multi-objective optimization agent database and space database;According to the agent database constructed, create multi-objective optimization simulation model;According to simulation model and combine external influence parameter, design update process mechanism, formulate update scheme selection scene and condition and agent interaction, generate optimal update strategy;Extract and visualize multi-objective optimization result of update strategy.Compared with prior art, the beneficial aspects of the present application are that multi-objective optimization based on multi-agent interaction and spatiotemporal visualization of update process are realized, the interaction between and within update subjects such as residents and government is simulated, and multi-objective optimization such as minimum cost, maximum carbon reduction and maximum resident satisfaction is completed.

The invention provides a community micro-brain digital analysis system and method for urban governance, and relates to the technical field of urban community governance, and the method comprises the steps: collecting multi-source heterogeneous data of urban community public facilities, constructing a facility digital model in a community micro-brain system, and recording health reference data; detecting according to a preset period through the digital sensor network of the key part of the facility to obtain a waveform sequence reflecting the internal state change; through comparison with health reference data, a waveform change rule is identified, a state change track is established, and a health quantitative index is generated according to a waveform attenuation degree and morphological distortion characteristics; and the system performs multi-dimensional correlation analysis on the indexes and the multi-source heterogeneous data, generates a treatment strategy containing maintenance priority and resource allocation suggestions, transmits the treatment strategy to a community management platform to form an allocation scheme, and displays the full-life-cycle state of the facility in a digital model, so that the full-life-cycle intelligent monitoring and treatment optimization of the community facility can be realized.

The invention discloses an urban community waterlogging toughness portrait construction method and system based on a rainwater overload rate, and relates to the technical field of urban safety toughness portrait construction. The method comprises the following steps: acquiring post-raining state scene data of a target area, and preprocessing the post-raining state scene data; calculating surface runoff generation features and surface confluence features of the target area in real time based on the preprocessed post-rain state scene data; and calculating a rainwater overload rate of the target area according to the surface runoff generation characteristics and the surface confluence characteristics, and constructing a waterlogging toughness portrait of the target area based on the calculated rainwater overload rate. By means of the method, the problems that existing waterlogging toughness evaluation is static and dynamic portraying is difficult can be effectively solved, the rainwater overload rate serves as a core toughness index in a breakthrough mode, the dynamic toughness portraying of an underlying surface system of an urban community is achieved, and therefore the precision of the constructed urban community waterlogging toughness portraying is improved.

The application discloses a construction method of a shallow geothermal energy utilization system for urban communities, which comprises a pit foundation, wherein the pit foundation is sequentially provided with a bottom plate, a first soil layer, a pipe row, a first isolation layer, a second soil layer, a second isolation layer and a third soil layer from bottom to top; the pipe row forms a loop and is connected with a vertical ground-buried heat exchanger; the first isolation layer is laid by using an isolation layer laying device; and adjacent second isolation layers are fixed by a cross plate and a screw. The shallow geothermal energy utilization system can maximize the utilization of resources, meet the requirements of energy saving and environmental protection, and prolong the service life by reducing the damage rate of materials in construction by using the method. The isolation layer laying device is used in construction, so that the laid geomembrane is flat and beautiful, the burden of public personnel is reduced, and the geomembrane is convenient and easy to operate.

The invention provides an urban and rural community life circle public service facility data processing and configuration optimization method, and belongs to the technical field of urban and rural planning and urban and rural simulation. The method comprises the following steps: dividing a city into standard grids, and screening a core area and a buffer area; building a graph retrieval enhancement generation knowledge base on the basis of an unstructured text, and realizing filtering and tracing of planning knowledge according to streets; instantiating a plan agent cluster, generating a resident demand, available resource and facility coverage list, and fusing to form a current situation baseline; mutually overlapped negotiation units are generated through a convolution moving window, and global continuous coverage is realized; constructing multi-dimensional stratified sampling based on mobile phone signaling and population census data, and generating a heterogeneous resident agent cluster; and driving multi-stage co-simulation and consensus evaluation of the planning agent and the resident agent, and outputting an optimization demand list and an action blueprint. According to the method, space continuous coverage, professional knowledge traceability and public participation process quantifiable convergence are realized, and the scientificity and the performability of community facility configuration are improved.

This invention provides a reinforcement device for the renovation of old urban community buildings, comprising a vertical reinforcement plate and a horizontal reinforcement plate. The vertical reinforcement plate has a fixing plate on its exterior, and the fixing plate has hinge seats I arranged vertically at intervals. Anchor rods are anchored to the outer sides of the hinge seats I. A wire mesh is laid on the inner surface of the vertical reinforcement plate, close to the exterior wall. The anchor rods penetrate the fixing plate, the vertical reinforcement plate, and the wire mesh and are embedded and anchored within the wall. The horizontal reinforcement plate is a square plate with hinge seats II corresponding to its upper front and rear ends. A first support rod and a second support rod are connected between the two hinge seats I and hinge seats II, respectively. Expansion bolts embedded in the wall are located at the four corners of the horizontal reinforcement plate. Anchor rods are anchored in the middle of the hinge seats II. This invention, through the combination of horizontal and vertical reinforcement plates and anchors, and through modular design, dynamic anchoring, and lightweight construction, effectively improves the structural safety of old buildings, and is particularly suitable for seismic reinforcement and exterior renovation.

The invention provides a community photovoltaic production evaluation, installation and elimination full-process coupling processing method and system, and the method comprises the steps: carrying out the comprehensive analysis and evaluation of the building attributes and sunlight resources of a community building, and determining the evaluation data of the community building; performing digital customization of the photovoltaic equipment based on the attribute of the target installation area, wherein the digital customization at least comprises setting of air circulation of an inner cavity of the photovoltaic equipment; constructing a digital model corresponding to the photovoltaic equipment, and displaying the detection of the photovoltaic equipment in real time based on the digital model; and according to an intelligent consumption strategy, power consumption intelligent switching of consumption load and commercial power is realized. According to the technical scheme, the project building area for installing the solar photovoltaic system is developed in sequence, and a large number of practical experience and technical solutions are accumulated. An urban community and solar photovoltaic power generation are taken as research objects, and an urban community photovoltaic system full-flow coupling technology system is constructed from four aspects of production evaluation, installation and elimination, so that the efficiency of the community photovoltaic system is improved.

The invention discloses an urban low-altitude cableway logistics distribution system built based on urban street lamp poles, and relates to the technical field of urban logistics. According to the system, urban street lamp poles conforming to national technical standards are used as supports, and safe distribution of goods (including 2.5 kg of transportation bins) within 12.5 kg is achieved through a cableway system, a power transmission mechanism, a beautifying type goods carrying device and an intelligent dispatching module which are optimally designed. The system ensures that the street lamp pole has no potential safety hazard through mechanical optimization design, adopts landscape design to be integrated into the urban environment, and has a cross-intersection safe passing mechanism. The method does not relate to a cableway erection engineering technology, only protects the structural combination, safety control and landscape adaptation scheme of the system, has the advantages of high safety, good environment fusion degree, high adaptability and the like, and can be widely applied to scenes such as urban communities and commercial streets.

The invention discloses an urban old community security risk coupling mechanism analysis method and system, and belongs to the technical field of urban community risk analysis. The method comprises the following steps: S1, collecting emergency case data, and constructing a structured case library; s2, constructing a perfect risk identification model, and mining a case library to generate a security risk list; s3, mining a strong association rule of risk factors and events by using an Apriori algorithm; s4, constructing a risk coupling mechanism network by taking the risk as a node and the strong association rule as a directed edge; and S5, analyzing the network to identify key nodes and propagation paths, and proposing a decoupling strategy. Through the method, theoretical and decision support can be provided for improving community safety toughness.

The utility model relates to the technical field of public entertainment, and discloses a science popularization interaction turntable which comprises a base assembly, a turntable assembly and a power generation and sound production assembly. The rotating disc is driven to rotate by grabbing the handrail structure, when the rotating disc rotates, the second gear rotates around the gear shaft while rotating along with the rotating disc through meshing with the first gear, and transmission is conducted through the belt structure, so that a main shaft of the generator synchronously rotates; the generator converts mechanical energy generated by rotation of the main shaft into electric energy to generate electricity and transmits current to the player, and the player plays and stores recording after being powered on; therefore, the playing of the science popularization recording is realized through the rotation interaction between the user and the turntable, a practical child interaction device is provided for residents in old communities, and the problem that the old communities in cities are lack of child interaction devices is solved.

The utility model relates to an urban community road and green space system which comprises a road, green areas are arranged on the two sides of the road, the ground of each green area is lower than the top face of a pavement layer of the road, catch basins are arranged in the green areas, and the top faces of the catch basins are higher than the ground of the green areas. The top face of the catch basin is lower than the top face of the pavement layer of the road, first filter screens are arranged on the two sides of the road, the urban community road and greenbelt system avoids loss of soil nutrients of the greenbelt, facilitates growth of plants, achieves utilization of rainwater resources, and avoids waste of the rainwater resources.

The invention provides a rapid evaluation method and system for urban community ecological toughness, and relates to the technical field of current situation evaluation of territorial space planning and urban update planning management. The method comprises the steps of firstly collecting city index data, and establishing a city standard database; then calculating the toughness evaluation values of the three dimensions of scale, density and form of each community in the city, and generating a comprehensive sorting index of each community; the comprehensive sorting indexes of all the communities are arranged in an ascending order, a final community sorting sequence is obtained, and toughness reference values of the communities in three dimensions are determined; finally, performing toughness classification on each community in three dimensions, and dividing the communities into strong toughness communities and weak toughness communities; and evaluating the comprehensive toughness of the community based on the toughness classification of the community in three aspects of scale, density and morphological toughness. According to the method, the community is used as a toughness evaluation minimum unit, an urban community-level ecological toughness evaluation index is constructed, and community ecological toughness evaluation is rapidly realized.

The invention discloses an intelligent rat-disease intervention method and system based on community classification. The method comprises the steps that urban community region division and data acquisition system establishment are completed; the collected indexes are quantified, a comprehensive score is generated through a weighting method, and community grades are automatically divided according to a preset standard; associating deratization intervention historical data, setting an adjustment threshold value, and completing community grade dynamic adjustment; on the basis of the corresponding grade divided by each community, intervention measures corresponding to the grade are implemented; and continuously tracking intervention data of each community, and analyzing index changes including the occurrence rate of rats and the willingness of residents to complete evaluation of the intervention effect of the urban rats. And the treatment work better meets the actual demand.