326results about How to "Real-time update" patented technology

The invention provides a synchronous positioning and map-constructing method for a mobile robot facing an indoor dynamic environment, wherein the method can effectively solve the problem of positioning and navigation map construction for mobile robots in indoor dynamic environment. Specifically, the initial estimation of a camera pose is achieved by minimizing the photometric error of an image. Then, the motion compensation of the image is estimated, and a moving object in the image is segmented, local map points projected in the moving area of the image are eliminated, and the camera pose isfurther optimized. Finally, a TSDF dense map is constructed by using the optimized camera pose and camera image information, and real-time updating of the map in the dynamic environment is completed by using motion detection in image and map levels. Experimental results show that in the indoor dynamic environment, the method can effectively improve the positioning accuracy of the camera, realizesreal-time updating of the dense map, improves the robustness of the system and enriches the environmental information perceived by the robot.

The invention discloses a method and a system for e-commerce transactions. The method comprises the following steps that a buyer releases purchase order information through a buyer terminal, a network server automatically matches corresponding supplier information, a matched supplier feeds back quotation information to the network server according to the order information, and the buyer bargains with the corresponding supplier according to the quotation information to generate transaction order information; the network server prompts the supplier to update production schedule information in real time; the supplier updates the production schedule information and delivery schedule information in real time through the network server, the delivery schedule information comprises commodity inspection schedule, customs clearance schedule and logistics customs clearance and dispatch schedule, and the buyer and the supplier respectively feed back transaction evaluation information to the network server. The method and the system disclosed by the invention can carry out automatic identification, matching and schedule tracking and prompting on two parties of transactions, realize real-time updating, query and feedback of the transaction status, reduce the transaction risk and cost, and improve the working efficiency and success rate of transactions.

The invention discloses an underground pipeline positioning method based on a CORS (continuous operational reference system). The method comprises the following steps of: I, establishing a CORS; II, collecting paper drawings: collecting the pipeline as-built drawings of all underground pipelines paved in an area to be positioned and the topographical map around each underground pipeline respectively; III, making an electronic map, wherein the making process comprises the steps of paper map electronization treatment, drawing scanning and pretreatment, raster image transfer, raster image orientation, image sector conversion, pipeline attribution information marking, edge matching treatment, projection conversion, data check, conversion into an embedded electronic map and the like; IV, transferring and visually displaying the electronic map; V, superposing the coordinate data of the electronic map; and VI, positioning the underground pipelines. The method disclosed by the invention is easy and convenient to use and operate, has a good using effect and high practical value, and can really realize accurate positioning of the underground pipelines and effectively solve the problems of inconvenience in positioning operation, relatively bad positioning effect and the like of the existing underground pipeline positioning method.

The invention discloses a face recognition method without face data training. The invention does not need massive face data training, and automatically recognizes the collected face pictures under thecondition of lacking a face base database, which is convenient to quickly collect and classify the massive human data, reduces the workload of manual recognition, and has good adaptability to the recognition task of strangers. The invention realizes the real-time updating of the data in the human face base, improves the definition of the image in the human face base, and improves the accuracy ofthe human face recognition. The invention also discloses a face recognition system without a face base library. The face feature clustering module of the invention makes up for the problem of inaccurate judgment of the side face of the MTCNN, improves the accuracy of the photograph acquisition and improves the accuracy of the face recognition. So that face recognition technology can be used in a wider and more complex scene.

The invention provides a registering method and system of face identification access control. The system comprises a mobile terminal, a server and at least one access control device; the method comprises following steps of associating the mobile terminal with an indoor unit; sending the associated mobile terminal information to the server; collecting face data through the build-in camera of the mobile terminal; sending the collected face data information to the server; receiving and storing the face data information sent from the mobile terminal by the server; searching the access control device associated with the mobile terminal information; informing the access control device of downloading the face data information; receiving the downloading notice of the server by the access control device; downloading the face data from the server; registering the downloaded face data in the access control device; associating with a user; and finishing registering. According to the method and the system provided by the invention, the face data can be updated timely; the face can be identified and registered very conveniently; moreover, the face database is enriched; and the identification rate of the access control device in identifying the face is improved.

The embodiment of the invention provides a video recommendation method and device, and the method comprises the steps: extracting one or more video feature items from video data, and writing the video feature items into a video feature database; obtaining a configuration file of one recommendation mode, and determining one or more corresponding video feature items in the video feature database according to the configuration file; respectively calculating characteristic scores corresponding to the determined video feature items, and obtaining the total score of the video data; carrying out the ordering of all video data according to the total score, and generating a video recommendation list; and recommending the video recommendation list to a user. According to the embodiment of the invention, the videos recommended for the user meets the demands of the user. When the user wants to observe the favorite videos, the user can quickly obtain the favorite videos from the recommended videos, and does not need to carry out a large amount of search, thereby preventing server resources and network resources from being wasted severely.

The invention discloses a Netty-based large screen visualization platform data push system which comprises a data collection layer, a data set inquiry service layer and a client display layer. The Netty-based large screen visualization platform data push system disclosed by the invention directly pushes data to a relevant subscribed client through an asynchronous and event-driven network application framework, realizes data real-time update, and overcomes the problem that the traditional plugged IO (Input / Output) multithread mode can not meet the requirement of real-time and stable push of large data by a large screen visualization platform.

The invention relates to an efficient configuration update method and system of a terminal device in an Internet of things system. The efficient configuration update method and system of the invention are designed to improve the efficiency, reliability and maintainability of the configuration update operation of the terminal device in the Internet of things system. The efficient configuration update method for the terminal device in the Internet of things system includes the following steps that: the terminal device enters an operation state; the terminal device is in communication connection with a cloud platform and receives a configuration update instruction outputted by the cloud platform or a user end, when the terminal device receives the configuration update instruction, the terminal device analyzes the configuration update instruction, the configuration instruction queue of the terminal device is updated; the instruction queue is scanned with a predetermined time interval, an operating environment is modified, and the main storage configuration information of the terminal device is synchronized to an external storage; and configuration information synchronization is performed on the cloud platform and the terminal device with predetermined delay time. With the efficient configuration update method and system of the terminal device in the Internet of things system of the invention adopted, local configuration update can be realized efficiently in real time in the normal operation process of the terminal device of the Internet of things system, fault tolerance and error correction capabilities can be realized.

The invention belongs to the technical field of satellite network communications and discloses a hierarchical multi-path routing method for a satellite network. A static topology is adopted in a routing mechanism to divide an operation cycle, and the real-time update of the network routing is realized in each time slice; a dual-path routing algorithm is adopted in LEO layer satellites, the satellite nodes in a GEO layer are maintained to the minimum hop count routing of other nodes, a congestion control mechanism and a data distribution method are adopted; and data packets transmitted in a network are transmitted through the LEO layer, and when the network is congested, the data packets with higher delay requirements are transmitted through the GEO layer satellite nodes. The hierarchical multi-path routing algorithm of the invention can achieve higher data delivery rate and reduce the average delay of data transmission when the network is congested; and slightly reduces the data packet delivery rate but increases the transmission delay when a fault occurs to the nodes.

The invention provides a mobile terminal application template updating and issuing method and device. The mobile terminal application template updating method comprises detecting whether a novel application template achieving downloading is stored or not when a mobile terminal application client is started; analyzing the novel application template achieving downloading and loading a template update pack analyzed from the application template to replace an original application template if yes; enabling the original application template to perform data loading on a home page interface and starting background program to send template updating detection request information to a server side if not. According to the technical scheme, the mobile terminal application template updating method achieves application template updating under the network-free condition, achieves real-time updating and improves the updating speed.

The invention provides a binding method, a binding device, a terminal, a server and a readable storage medium. The binding method comprises the steps of sending the binding information to a householdappliance when it is detected that wireless local network has the household appliance to be bound; receiving the identification information of the household appliances sent as the feedback by the binding information; detecting whether there are control parameters matched with the identification information in the current program configuration file; sending the identification information to the corresponding server when it is detected that the program configuration file does not have the control parameter, so as to receive the configuration information sent by the server based on the identification information; updating the program configuration file corresponding to the household appliance based on the configuration information; establishing binding with the household appliance based on the updated program configuration file and the identification information. The invention is advantageous in that misoperation before going out of factory can be made up in time; configuration information can be actively obtained by the terminal, and the updating of software version is not required, and reviewing time can be saved.

The invention provides a map construction method utilizing a mobile robot and a work method utilizing the map. The map construction method comprises steps that 1, the mobile robot is placed in a to-be-worked space, and a coordinate system corresponding to the to-be-worked space is established; and 2, the mobile robot is guided through artificial control to walk in a path for avoiding obstacles, the surrounding environment information is acquired in the walking process, and an initial to-be-worked space map is established in the coordinate system according to the environment information. Through the map construction method, not only can the mobile robot be prevented from bumping in a motion process during map construction, but also real-time update for the map in a work process and increase / decrease adjustment on work points can be realized, work accuracy of the mobile robot can be simply and rapidly improved, and thereby work efficiency is improved.

The invention provides a touch control pen applied to a touch control input system. The touch control input system is provided with a touch control interface, the touch control pen is used for performing touch control operation on the touch control interface, and at least one diameter capable of changing the touch control operating characteristics is memorized in the touch control input system. The touch control pen comprises a communication module for building communicating connection with the touch control input system, a memorizing unit for memorizing a specified diameter corresponding to a part of or all of diameters in the touch control input system, and a diameter calling module for selectively calling the specified diameter in the memorizing unit. When the specified diameter in the memorizing unit is called by a diameter adjusting module, the diameter corresponding to the specified diameter in the touch control input system is called synchronously to change the touch control operating characteristics. Real-time updating of callable diameters can be achieved well by utilizing the touch control input system and the touch control pen.

The invention discloses a method for building a conceptual knowledge map based on Wikipedia, which includes steps: firstly, extracting knowledge documents from a Wikipedia full-text database and classifying and storing the extracted documents; secondly, analyzing each knowledge document to obtain knowledge information and storing the knowledge information in a database; thirdly, transforming the knowledge information into corresponding conceptual knowledge nodes and category knowledge nodes on the basis of standards in a knowledge node format description library and storing the knowledge nodes in file format locally; fourthly, building an index to provide a function of knowledge information searching via key words and displaying the searching results. The conceptual knowledge map is applicable to a plurality of fields, the knowledge information can be updated along with Wikipedia, obtaining knowledge source is easy, knowledge information is comprehensive, extensible markup language is adopted to describe the knowledge node information, and accordingly, the conceptual knowledge map is high in extensibility and can be applied to multiple platforms.

The invention discloses a geomagnetic sensor parking monitoring method, comprising the following steps of a, sampling a parking space magnetic field by a geomagnetic sensor with a certain frequency; b, comparing the sampling with a previously obtained space magnetic field value under the empty parking space condition to judge whether a vehicle is parked; c, periodically reporting sampling judging results of the time point as 0X25 data; d, reporting the data with two continuous different sampling judging results in real time as 0X23 data; e, firstly, dividing time into time periods continuously connected end to end according to the 0X25 data and judging whether an vehicle is parked according to the 0X25 data, secondly, if the 0X23 data are received in a certain time period, judging the parking space state of the time period as non-parking; f, generating a parking space occupying matrix; g, generating an effective parking matrix LD according to the length of the parking time. The geomagnetic sensor parking monitoring method realizes the real-detection on the parking condition of parking spaces, and a comprehensive parking condition changing rule is obtained.

The invention discloses a three-dimensional numerical control method for a bridge section precasting technology, which comprises the following steps: dividing the bridge into sections; calculating the global coordinates of the section boundary control point and the geometric dimensions of each section; inputting the axial compression value and camber of the sections, correcting the global coordinates of the section boundary control point, and calculating new coordinates; calculating the three-dimensional coordinate transition matrix of any point of the adjacent sections; calculating manufacturing errors of the sections and adjustment quantities of the adjacent sections in six directions; calculating the three-dimensional coordinate transition matrix of any point of the adjacent sections after considering the section manufacturing errors; judging whether the beam surface is twisted according to the manufacturing errors of the sections; and according to the three-dimensional coordinate transition matrix of any point of the adjacent sections after considering the section manufacturing errors, outputting the theoretical calculation values of the matching coordinates of the initial section locating point, and the theoretical calculation values of the section dimensions. The invention realizes three-dimensional control on the geometric line shapes of the bridge sections, and reduces the manufacturing errors caused by the separate control on plane and facade line shapes.

The invention discloses an accounting data processing system, which comprises a registration module, a man-machine operation module, a data auditing module, a data mining module, a data marking module, a data organizing module, a data recording and extracting module, a data positioning module, a data encryption module, an identity authentication module, a data retrieving and calling module, a data typesetting module, an operation data recording module, an abnormal behavior evaluation module, a data automatic superposition and summation module, a financial statement automatic generating module and a central processing unit. The account data processing system avoids repetition and conflicts of data while realizing real-time updating of a database, and automatically realizes establishment of an association relationship of the data; meanwhile, the accounting data processing system also realizes sharing of data within the authority, and input of each piece of data carries identity information of an inputter; and the accounting data processing system realizes the traceability of data and operation data and real-time monitoring for the operation data, and ensures the safety of the financial data.

The invention relates to an automatic identification warning system of a vehicle-mounted traffic annunciator, comprising an image input system, a central processing system, a voice prompt system and a video display system, wherein the image input system is connected with the central processing system; and the central processing system is also respectively connected with the voice prompt system and the voice prompt system. The automatic identification warning system can accurately prompt drivers with real-time road condition information so that the drivers are easy to know the road condition information and avoid incompletely and mistakenly seeing traffic signal marks; and the automatic identification warning system has advanced image identification method and high identification rate and can realize the real-time updating of navigation software.

The invention discloses an intelligent simulation-type nursing teaching system based on double-network interconnection and a construction method. The nursing teaching system comprises an identity information identification module, a digital twin modeling module, a computer processing module, a virtual simulation teaching module and a self-service terminal module. Various elements in nursing wardsof hospitals in cooperation can undergo real depiction and description modeling via 3D modeling, virtual reality, augmented reality and simulation techniques, physical data collection can be conductedon equipment and apparatuses in the nursing wards of the hospitals in cooperation so as to generate model data of a mirror image, and finally, characteristic extraction, multi-source cleaning and consistency verification can be implemented through data fusion, so as to obtain twin data which is mapped in a virtual model to form an interactive scene framework. Generally, the nursing teaching system provided by the invention can achieve real-time data updating and is more beneficial for teaching guidance; and the nursing teaching system has the advantages of being vivid in effect, high in datasynchronous fit degree, good in practical training effect, high in quality and the like.

The present invention discloses an infrared equipment control method, which concretely comprises the following four processes: (1) infrared code learning of control equipment, (2) infrared code library establishing, (3) infrared code downloading, and (4) infrared control, wherein the process (1) is learning the infrared code information of the infrared equipment onto infrared control equipment through intelligent home gateway, the process (2) is forming the infrared code information of the infrared equipment into a library file and achieving sharing, the process (3) is downloading the code in the infrared code library onto the infrared control equipment through the intelligent home gateway or downloading the infrared code through a coding capture software, and the process (4) is that the client terminal concurrently controls and learns the infrared control equipment through the intelligent home gateway. According to the present invention, the problems of complex series operations and data transmission and synchronization update during the infrared control process of the home equipment in the prior art are solved, and the learning control of the intelligent home infrared equipment, in-time infrared code data update, remote control without network, and the like can be achieved.

The invention discloses a high-order volume Kalman filtering and neural network-based state estimation method. The method is realized through the following steps of: firstly establishing a state space model for a nonlinear system by utilizing a neural network; combining a weight of the neural network and a state variable of the system to serve as a new state variable; and updating the new state in real time by adoption of high-order volume Kalman filtering, so as to achieve the real approach, to a nonlinear system model, of the neural network and the accurate estimation of a state value. Through experimental simulation, the effectiveness of the method is proved.

The invention discloses a data difference update method and a system. The method comprises the following steps: referring to a blocking method and a block number thereof of existing formatted map data, extracting changed map data from master data, and formatting the changed map data; storing different map data items of the map data, such as block number, route calculation, road name and background, in different documents; and based on the block number, updating the existing map data items with the changed map data items. The invention can update the map data with smaller data update amount in real time.

The embodiment of the invention provides a traffic information processing method and device, relating to the field of information processing. The method and the device provide a streaming way for real-time dynamic traffic information, eliminate delay in data processing, and realize the real-time update of traffic information. The method comprises the following steps: receiving source data for normalization, and sending the obtained normal data to a data transmission middleware; periodically receiving the normal data from the data transmission middleware for map matching, and combining with historical matching results for path speculating to obtain normal trajectory data; periodically receiving the normal trajectory data and the normal data and conducting fusion processing to obtain normal traffic stream information. The method and the device are used for streaming the real-time dynamic traffic information.

The invention provides a storage method and system and a display system for video abstract data. According to the storage method and system for the video abstract data, the abstract data, obtained from video image data, of a moving target are stored in a file fragmentation mode, and a fragmentation file formed by the obtained abstract data can be generated and stored at each maximum fragmentation time. Compared with the single-file storage mode that in the prior art, data storage cannot be carried out until video data transmission is finished, abstracts can be extracted in real time, and the video abstract data can be continuously stored in real time through the storage method and system and the display system for the video abstract data; in addition, due to the real-time characteristic, the time delay from the moment that some moving target appears in a monitoring front-end image to the moment of obtaining the abstract data of the moving target is only the sum of the network image transmission time delay and the abstract data extraction time delay, and the video copying time delay and the video storage time delay are omitted.

A monitoring data processing method for earthquake prediction, an earthquake prediction method and a system, relates to the field of disaster early warning. By arranging earthquake monitoring points in a pre-monitoring area, various physical quantities and chemical quantities of the earthquake monitoring points are monitored, and multi-component monitoring data is acquired. The multi-component monitoring data is associated with change characteristics of physical and chemical fields at the earthquake monitoring points caused by underground activities. The multi-component monitoring data is processed to obtain characteristic changes of the multi-component monitoring data. The characteristic changes are then input into a tree model, and an earthquake risk index of the earthquake monitoring point or the pre-monitoring area is output. The multi-component monitoring data of the earthquake monitoring points in the pre-monitoring area is processed by innovative proposing the tree model application, so that all-weather monitoring and real-time updating of the data of the earthquake is realized, and early warning can be timely issued on the danger of earthquake occurrence by analyzing the data.

The invention discloses a business cache updating method and device. The method comprises the steps that data table change records are obtained by monitoring changes of data tables in a database; the data tables in a data table cache are updated according to the data table change records, and an updating state result is obtained, wherein the updating state result is used for indicating whether the data tables in the data table cache are updated successfully or not; when the updating state result indicates that the data tables in the data table cache are successfully updated, business records relevant to the updated data tables are generated; data assembly is conducted according to the business records to obtain business data, and the business data is updated into a business cache. The changes of the data tables in the database are monitored, the data table change records are obtained in real time, then the business records are obtained, and the business cache is updated according to the business records, so that the real-time updating of the business cache is achieved, the accuracy of network services is ensured, and the accuracy of the network services is improved.

The invention discloses a cloud-based network transaction platform. The cloud-based network transaction platform establishes an electronic commerce network transaction platform by the use of an Internet website, a mobile terminal website and a mobile terminal client. The transaction platform comprises a merchant and individual management system, a rating system, a two-dimension code automatic generation transaction system, a commodity reservation and commodity transaction system, a transaction tracking system, a pushing system, a commodity comparison system, a particular commodity enquiry system and a wireless communication system. The transaction platform is suitable for various electronic commerce transaction forms such as B2B, B2C, C2C, O2O and the like, and commodities are targeted and information is timely transmitted, thereby bringing convenient experience for suppliers and demanders.

The invention relates to a mean shift tracking algorithm-based traffic flow detection method and belongs to the intelligent transportation system technical field. The traffic flow detection method includes the following steps that: an improved mean filtering background extraction method is utilized to screen pixels in a video image, and then, gray value summation operation is performed on pixels that meet a screening condition, and the other pixels are ignored, and what counts is the formulation of screening rules; a current prediction vector is calculated according to the initial position and current position of a target, and calculation is carried out based on the current position of the target and the prediction vector, and the next position of the target can be predicted; and in most of mean shift algorithms, color histograms are generally adopted as the characteristic description of targets, and a tracking algorithm is efficient and robust. According to the method, different points of a foreground image and a background image are analyzed; foreground and background can be distinguished; the background image is screened out as far as possible; and finally, statistical processing is carried out.

The invention belongs to the technical field of building design, and discloses a drawing display system and method for outdoor building design. The drawing display system for outdoor building design comprises a building drawing image acquisition module, a main control module, an image enhancement module, a modeling module, a building element extraction module, an identification module, a format conversion module, a comparison module and a display module. The binary files corresponding to the same building object of all floors are optimized through the modeling module, so that the building modeling efficiency is improved; meanwhile, the acquired architectural drawing to be compared is converted into a picture format image through a comparison module, automatic comparison of the building drawings is achieved under the condition that compatibility and calculation speed are guaranteed and the complexity degree of codes is reduced by adopting an overlapping comparison mode, automatic comparison results can be consulted easily, and then the examination efficiency of the building drawings can be improved easily.

The invention discloses a line loss analysis management system and a line loss analysis management method and is applicable to the technical field of electric measurement. The line loss analysis management system comprises an information concentrator, a power consumption information acquisition software server, a middle database server and an SG186 database server, wherein the information concentrator is connected with a data interface of an electric energy meter through a data line; the power consumption information acquisition software server and the information concentrator transmit the data through a general packet radio service (GPRS) network; the input end of the middle database server is connected with the output end of the power consumption information acquisition software server; and the input end of the SG186 database server is connected with the output end of the middle database server. The system has the beneficial effects that statistic analysis of the middle data is utilized, so that the line loss abnormity reasons are conveniently and rapidly found; and moreover, the line loss abnormity reasons can be analyzed, so that the workers can conveniently check the line, the line loss abnormity reasons are processed, the line loss abnormity check efficiency is improved, and the economic benefits of the power grid company are maintained.