163results about How to "Improve case handling efficiency" patented technology

The invention relates to a monitoring alarm system of an internet bar based on the face recognition technology, which comprises a monitoring camera, a video signal processing module, a face recognition host and an alarm management server. The monitoring camera carries out face video image acquisition and transmits the acquired face video images to the video signal processing module for video image processing; the video signal processing module transmits the processed video signals and the face images to the face recognition host; the face recognition host carries out comparative recognition processing on the face images according to face database of a blacklist; and if the matching is successful, alarm messages are transmitted to the alarm management server for alarming by a computer network. By adopting the monitoring alarm system of the internet bar based on the face recognition technology, whether the persons to be found appear can be automatically judged and automatic alarming is carried out, therefore, the system is safe and fast, has stable and reliable working performance and wide application range, greatly improves the degree of monitoring intellectualization of the internet bar and can provide clues for the police to solve cases, thereby being beneficial to improving the efficiency of ministry of public security for solving cases.

The invention relates to a vehicle searching method and system based on user-defined features. The method includes the steps of firstly, extracting features of each vehicle in a vehicle image database shot by a monitoring camera and storing the features; secondly, searching for the vehicle, satisfying the user-defined features, in the vehicle image database shot by the monitoring camera and feeding back the searching result. The system comprises a vehicle image data reading device, a vehicle area positioning device, a vehicle feature extracting device, a vehicle feature storage device, a vehicle searching device and a searching result displaying device. According to the vehicle searching method and system, diversified searching methods can be provided, a user can search for the vehicle according to the user-defined features in the practical situation, the number of images which are manually confirmed by personnel who handling cases is greatly lowered, labor and materials are effectively saved, the case handling efficiency is greatly improved, and very good social benefits and economic benefits can be produced.

The invention discloses a recognition method and device for associated persons. The method comprises the steps of obtaining facial image features of persons to be recognized within the preset region around a target person, and recording the appearing time, position and frequency of the persons to be recognized within the preset region; according to the facial image features, time, position and frequency, generating feature identity identifiers of the persons to be recognized; judging whether the feature identity identifiers are related to the target person or not; when the feature identity identifiers are associated with the target person, judging whether the frequency of the feature identity identifiers is larger than a preset threshold or not; when the frequency in the feature identity identifiers is larger than a set threshold value, an alarm signal is generated for the feature identity identifiers. For the surroundings of the target person, the persons to be recognized around the target person are monitored, and the associated features of the target person and the persons to be recognized can be rapidly recognized, so that partners of the target person are rapidly tracked, and the case handling efficiency of public security organization is improved.

The invention relates to a system and a method for acquiring, recognizing and monitoring portraits in hotels, office buildings and recreation areas. The system mainly comprises a front end monitoring point and monitoring management centers at all levels, wherein the front end monitoring end is arranged in the hotels, the office buildings or the recreation areas and comprises an image acquisition device and a portrait acquisition comparing device for acquiring human face images, performing comparing recognition, and storing the acquired human face images and scene images, the results of the comparing recognition and other monitoring management information in a local database or transmitting the same to a higher level monitoring management center to accept the inquiry and the management by the higher level monitoring management center; the monitoring management is provided with the database, and can receive information of the front end monitoring point or a lower level monitoring management center, transmit monitor objects in an area under administration, receive and process an instruction of the higher level monitoring management center, and perform system management, service scheduling processing and portrait comparing recognition and inquiry of the area under administration. By adopting the system and the method, the intelligent degree of the prior monitoring system, and clues are provided for the public security department to solve a case.

The invention provides a driver information and vehicle information verification method, a driver information and vehicle information verification device and a driver information and vehicle information verification system and relates to the technical field of person and vehicle verification. The method comprises the steps of determining a vehicle region image of a plurality of road traffic monitoring images; respectively carrying out human face identification, vehicle identification on the vehicle region image to obtain the driver face information and the vehicle information; respectively comparing the driver face information and the vehicle information with existing vehicle/driver database information to obtain driver verification information and vehicle verification information; and carrying out driver and vehicle information verification according to the driver verification information and the vehicle verification information, and inputting a driver and vehicle information verification result to a vehicle/driver database. According to the method, the vehicle information and the driver information can be associated through verification for the driver information and the vehicle information so that the vehicle/driver information database is more perfect, more comprehensive information is provided in the process of case investigation and the case handling efficiency of a policeman is improved.

The invention discloses a method and device for recognizing vehicle information, and the method comprises the steps: recognizing identification information of a photographed vehicle according to a vehicle travel record image; judging whether the photographed vehicle is a vehicle breaking the law or not according to the identification information of the photographed vehicle; and recording the travel information of the photographed vehicle if the photographed vehicle is the vehicle breaking the law. The method provided by the invention can effectively recognize whether the photographed vehicle is the vehicle breaking the law or not. When the photographed vehicle is the vehicle breaking the law, the method can transmit the useful information, which comprises the license plate number of the photographed vehicle and the time and place of meeting with a user vehicle, to a law enforcement department, thereby enabling the law enforcement department to quickly track the vehicle breaking the law according to the clue provided by the user, and improving the tracking efficiency of the vehicle breaking the law.

The invention provides a warning condition linkage management system for audio and video evidences of a law enforcement instrument, and the system employs a law enforcement recording device to collect the law enforcement data, and employs a central working station to enable the collected law enforcement data and the law enforcement recording device to carry out first correlated processing. The system comprises a server which is used for carrying out the second correlated processing of the read policemen data information in an alarm-receiving system and received first correlated information, and storing the obtained second correlated information. According to request information which is transmitted by a user, carries query conditions and is used for inquiring law enforcement data, the second correlated information corresponding to the request information is searched in a preset database, and is transmitted to a corresponding webpage for display. The system can enable the law enforcement data of all policemen in a law enforcement process to be correlated and stored, so a person with a corresponding preset authority can see the data, thereby enabling the confidentiality to be good. Moreover, a user can correspondingly obtain the law enforcement data in the law enforcement process according to the identity information of the user. The system is high in query speed and efficiency, and facilitates the improvement of case handling efficiency of policemen.

The invention relates to an integrated electronic record, signature and fingerprint system. The system comprises: (1) a police information resource database and a social information resource database for forming a sharable information resource database in a police intranet; (2) a comprehensive application platform based on police information; (3) an electronic fingerprint database constructed according to the requirement of standard fingerprint information collection of the ministry of public security and capable of being applied for special subjects; (4) a full text retrieval system; (5) a hybrid architecture using a C/S structure system, or a B/S structure or the combination of the C/S and B/S structure systems; (6) a unit adopting an MD5 algorithm for digital signature so as to ensure not to modify a generated record file, and a unit adopting Blowfish encryption algorithm for preventing leakage of the record data; and (7) a unit with integrated XML (extensible markup language) and WebService. The electronic record can greatly lower the case handling cost, improves the case handling efficiency, and can expand the information sources.

The invention belongs to the technical field of signal and information processing, and relates to a digital-image evidence obtaining method for detecting camera sources of digital photo images. The method is characterized in that a CFA interpolation coefficient in an imaging process is estimated by utilizing a covariance matrix under the circumstance of only acquiring a digital image; an optimal feature is preferred by adopting an SFFS feature selection algorithm and is taken as the feature of classification detection; and through pre-trained models and parameters, the digital image with an unknown source is detected and the camera-source evidence of the digital image is obtained by using a support vector machine SVM as a classifier. The method has the advantages of accurately identifying the camera source of the digital image and obtaining evidence under the circumstance of only acquiring the digital image. The method is suitable for the field of information security.

The invention belongs to the field of data mining, and relates to an information interactive network-based criminal individual recognition method. The method comprises the following steps of: (1) obtaining a data set which comprises criminal activity contents, and pre-processing the data set; (2) extracting keyword descriptions of criminal topics; (3) determining the number of subjects of a subject model LDA on the basis of perplexity; (4) extracting interactive subjects between individuals in the pre-processed data set on the basis of LDA, wherein the interactive subjects are as follows: an association probability matrix of the interactive subjects and keywords, and an association probability matrix of interactive edges of the interactive subjects; (5) calculating weights of the interactive edges; (6) calculating local criminal suspects of the individuals on the basis of a structure of a weighted information interactive network; and (7) calculating global criminal suspects of the individuals on the basis of a fuzzy K-means cluster and distance density cluster combined method, and recognizing the criminal individuals. The method is independent of prior information, and can be used for analyzing the most possible suspected person according to communication contents so that the case handling efficiency is improved.

The invention discloses a community population security surveillance system and relates to the technical field of security and protection systems. The community population security surveillance system comprises a plurality of district security and protection nodes and a community central monitoring point respectively connected with the district security and protection nodes, wherein, the district security and protection nodes comprise district gate control nodes and cell gate access control systems, the cell gate access control systems and the district gate control nodes form a local area network, and each district gate control node comprises a switchboard receiving information of the access control systems, and a transceiver, an information reader-writer and a camera respectively connected with the switchboard. The system provided in the invention can monitor access situation of floating population in all the districts and discards the conventional management mode that considerable manpower and material resources are employed for extensive patrol, which enables manpower and material resources to be saved and targeted monitoring and arresting to be realized, thereby improving case handling efficiency.

The invention discloses a railway public security intelligent security system which specifically comprises an application layer, a data layer, a service layer and a sensing layer. Wherein the front-section acquisition information is realized through the perception layer, and the perception layer comprises a human face snapshot unit, a video snapshot unit, a human ticket gate, a mobile phone fencebase station, a certificate supplementing all-in-one machine and a dangerous article checking all-in-one machine. The face snapshot unit is responsible for collecting faces; The video snapshot unit isresponsible for collecting video information; The human ticket gate machine is responsible for collecting passenger identity cards and ticket information; The mobile phone fence base station is responsible for collecting mobile phone information of a station-crossing passenger; Wherein the identity information collection all-in-one machine is used for collecting identity information of people whoredo the identity card and comprises an identity card photo, a snapshot face photo and other information on the identity card; The checking and abandoning all-in-one machine is responsible for information collection of personnel carrying dangerous goods, namely identity card information collection.

The invention relates to a grid method for drawing a city map and an application thereof, which introduces a method for drawing the city map by the grid method. The method is characterized by increasing the information amount and functions of a grid map by tens of times through the function match of a series of assisted diagrams and also supplying a new space for the digital and intelligent management of a city. The map is drawn on the basis of a longitude and a latitude of the earth, but because the city area is even smaller than the surface area of the earth and an error generated by simulating and replacing the longitude and the latitude of the earth by a grid line is infinitesimal, the method is feasible. The method sets the area that 1km multiplies 1km is equal to 1km to be a grid basic unit, 100 basic units of 10*10 form a grid cell, the city map is drawn on the grid cell, a street, a community and a building of the city map are all relative with the basic units (grids), and each basic unit has regular and non-repeating name signs, thereby bringing convenience for searching and positioning each place name. In order to improve positioning accuracy, smaller grids, such as a subunit, an ultra-fine unit, and the like can be used as a calibration, and the accuracy can be improved within 10m, 100m, and the like. When the grid cell area of a big city is not enough, the grid cell expansion of grade 1, grade 2, and the like can be used, and orient expansion can be also adopted according to a city shape.

The invention provides a method for realizing quick alarming and quick alarming confirmation. The method comprises the following steps: user login is completed; authenticity of a user identity is verified; report information is uploaded by a user through a terminal, is saved at the server-side by the server-side, and is processed; and pictures of personnel, vehicles and articles are recognized and compared, and if the comparison is successful, the server-side sends out the automatic alarming prompt. According to the method, after the account number of the user is registered, login can be performed at any time and a picture or a video is uploaded, so that details of a case can be reported conveniently, and the identity of a criminal suspect is checked conveniently; hints are provided for people's police to handle the case; practical capabilities of collecting the hints are greatly promoted; the method facilitates the improvement of case handling efficiency of the people's police; and meanwhile, the efficient identity is registered and verified during alarming, so that the situations of false alarms are greatly reduced, and the factual basis is provided for the reporting and registering of the case and an incident.

The invention discloses a device for extracting mobile phone position information and marking the mobile phone position information on a map. An interface and a display module are arranged on the surface of the device. A partition mirror image module, an APP extraction module, a storage module, an analysis module and a map marking module are arranged in the device. The interface is connected with the partition mirror image module and the APP extraction module. The partition mirror image module is connected with the APP extraction module and then connected with the storage module. The analysis module is connected with the storage module and the map marking module. The map marking module is connected with the display module. The invention further discloses a method based on the device. The method comprises the steps that (1) the device is connected with a mobile phone and a connection channel is created; (2) data are scanned and extracted; (3) a position and a track are marked. A storage space of the mobile phone is completely scanned so that all the position information and time information can be extracted; according to the extracted position information and the extracted time information, the map is marked, the movement track of a criminal suspect can be rapidly known, and the case handling efficiency is greatly improved.

The invention discloses a method and system for determining a suspected vehicle involved in a case. The method comprises: vehicle passing data are obtained and a vehicle passing record table and a vehicle passing index table are generated based on the vehicle passing data; the vehicle passing data are analyzed to generate a record table of vehicles with fake license plates; a suspected vehicle involved in a case is determined based on the vehicle passing record table, the vehicle passing index table, and the record table of vehicles with fake license plates, wherein determination conditions for determination includes a time-space condition and at least one of the following conditions: a sun shield state, a stealing high-risk area, a suspected vehicle with a fake license plate, frequent vehicle passing, and initial city entrance; and according to the determination result, the vehicle passing data in a suspected vehicle set are ranked based on score values in a suspected score set in a descending order, so that an involved suspected vehicle sequence table is generated. According to the method and system disclosed by the invention, the integrated analysis is carried out based on multiple features of involved vehicles, so that lots of useless data are filtered and removed; and most possible vehicles top the list, so that crime solving feasibility is improved.

The invention provides a grid method for drawing a city map and application of the grid method. The grid method for drawing the city map is characterized in that Yuan grids are designed through the grid technology, decimalism is determined, grid measurement units such as a grid cell, a basic unit and a subunit are created, wherein each basic unit represents the actual area of 1km*1km=1km<2>, and each basic unit is 100 times larger than a last-level basic unit; according to the technical feature of the earth meridians and parallels, the conclusion that the actual meridians and parallels of the city map are similar to grid lines of the Yuan grids is drawn according to the calculus theory, the city grid map is drawn based on the conclusion, and each information name on the map must obtain a unique regular grid code name; then auxiliary charts are developed, and therefore a larger amount of map information can be transferred to the auxiliary charts from map pictures. In this way, the contradiction between continuous increase of the information amount of a printing map and a limited area of the picture of the printing map can be solved, and due to the fact that the grid map and the digital technology are docked, it is predicted that the grid method for drawing the city map can provide support for municipal engineering, national defense and military and urban modern management.

The invention discloses a method and a system for analyzing the first-time city entering behavior of a vehicle. The method comprises the steps of acquiring vehicle passing data, and generating a vehicle passing record table and a vehicle city-entering index table according to the vehicle passing data; segmenting the generation time range of a case into a plurality of time periods by adopting a time segmentation function, and transmitting the time periods to an original recording thread pool; calling the original recording thread pool to inquire a vehicle passing record list; according to the plurality of time periods, inquiring the vehicle passing record table in the starting and ending time corresponding to each time period; summarizing all inquiry results to obtain a suspected vehicle data set; segmenting the suspected vehicle data set into a plurality of data segments and transmitting the data segments into a backtracking check thread pool by adopting a record segmentation function;calling the backtracking check thread pool to inquire the vehicle city-entering index table through multiple threads; if the suspected vehicle information is not recorded in the vehicle city-enteringindex table, determining that a vehicle corresponding to the suspected vehicle information is driving into a city for the first time within the generation time range of the case; and merging all processing results to obtain a first-time city entering data set. According to the method and the system, vehicles, driving into the city for the first time, can be efficiently inquired.