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75results about How to "Closely related" patented technology

Method and system for generating and verifying dynamic passwords

The invention relates to a system and method for generating and verifying dynamic passwords. A user terminal and an intelligent lock are connected through a wireless network; a dynamic password serveris respectively connected with the user terminal and the intelligent lock through the wireless network; the user terminal is used for providing application of unlocking and setting to users, and saving dynamic passwords and intelligent lock identification corresponding to the user terminal; the intelligent lock is used for controlling unlocking according to the unlocking information transmitted by the user terminal and control signals of the dynamic password server, and storing the dynamic passwords and intelligent lock identification corresponding to the intelligent lock; the dynamic password server is used for performing data interaction with the user terminal and controlling the intelligent lock to unlock. According to the system, the dynamic password generation process has a precise structure and is closely associated with the user terminal and the intelligent lock, so that the dynamic passwords cannot be easily cracked, the authorization security is improved, and meanwhile, operation load is no more increased.
Owner:JIANGSU HENGBAO INTELLIGENT SYST TECH CO LTD

Vehicle data pushing method and system based on Internet of Vehicles

The invention relates to a vehicle data pushing method and system based on the Internet of Vehicles. The method comprises the following steps: receiving a vehicle group establishment request of a vehicle, newly establishing a vehicle group, when a vehicle group joining request of a vehicle is received, according to the feedback information of the vehicle added into the vehicle group, and determining whether the vehicle is allowed to be added into the target vehicle group or not, and when the vehicle needs to obtain the data of other vehicles, the cloud server can judge whether the vehicle is allowed to obtain the data of other vehicles or not according to whether the two vehicles are in the same vehicle group or not. According to the invention, vehicles in the same vehicle group can sharemore information; the intercommunication and sharing of information can be realized, the information safety of vehicles and vehicle owners can be comprehensively protected, the vehicle groups are further divided into three different levels, different levels are used for implementing different admittance management, and the method and the system can be better suitable for various different scene requirements.
Owner:青岛山景虚拟现实研究院 +2

Coding method for technical management information system of electric energy meter products

The invention discloses a technical information coding method for a technical management information system, which has the advantage of simple coding digit and is suitable for research, development, production, inspection and marketing of electric energy meter products. The technical management information of the electric energy meter products is divided into six information combination types, including an electric energy meter product technical information master data base, a product type/series information sub data base, a product design information sub data base, a product essential information sub data base, a product quality function configuration information sub data base and a product quality function item information secondary sub data base. The product type/series information sub data base comprises the technical management information of macroscopic main classes of electric energy meter industry; the product design information sub data base comprises the design management information of research and development of products; the product essential information sub data base comprises type and specification parameters, various electric parameters and hardware parameters of the electric energy meter products; the product quality function configuration information sub data base comprises the configuration information of various quality functions in various electric energy meter products; and the product quality function configuration item information secondary sub data base comprises item coded information, item name information, item attribute information and item classification information.
Owner:WAHLAP TECH CO LTD

Iron-dextrin injection liquid for tonifying qi-blood and used for animals and preparation method

The invention discloses iron-dextrin injection liquid for tonifying qi-blood and used for animals. The liquid is prepared from, 5-15% w/v of iron-dextrin by iron, 1-3% w/v of radix codcnopsitis pilosulas extract, 1-3% w/v of astragalus polysaccharides, 0.003-0.008% w/v of vitamin B12, 0.003-0.008% w/v of folic acid, 1-3% w/v of vitamin E, 0.05-0.1% w/v of sodium selenite, 0.2-5% w/v of Twain-80 and the balance injection water; dextran in iron-dextrin is formed by mixing dextran with the weight average molecular weight of 5,000-6,000 Da, 6,000-6,500 Da and 6,500-7,500 Da. A preparation method of the iron-dextrin injection liquid comprises the steps that the set amount of Twain-80, folic acid and vitamin E are added to a container and evenly mixed, and then hot injection water with the amount of 10% of the total amount is added for dissolution; vitamin B12, sodium selenite, radix codcnopsitis pilosulas extract and astragalus polysaccharides are added and stirred and dissolved to obtain amixture; set iron-dextrin is added to the mixture and evenly stirred, and the injection water continues to be added. The iron-dextrin injection liquid has definite treatment effects on pregnant sowsand piglets and is worthy of popularization.
Owner:四川伴农动保生物技术有限公司

Power consumer subdivision method based on combined matrix decomposition model

InactiveCN105447767AReduce variance in time factor matrixRich meaningData processing applicationsCharacter and pattern recognitionMatrix decompositionCluster algorithm
The invention discloses a power consumer subdivision method based on a combined matrix decomposition model. The method comprises the steps: inputting user power utilization record data, and constructing a user power utilization record matrix; inputting the geographical position information of the user, representing the geographical position information through hierarchy, constructing a user geographical position information similarity matrix, and regulating the weights of different parts in the geographical position information at different hierarchies; constructing a target function of the combined matrix decomposition model according to the user power utilization record matrix, and selecting a reasonable target function solving algorithm for solving, so as to obtain the power utilization demands of users; and carrying out the subdividing of the users according to the power utilization demands of the users. Compared with a conventional method, the method enables the representation of the users in a demand space to be more abundant in meaning. The method employs a clustering algorithm, integrates the characteristics of the users in a demand hiding space and the relation among the users for clustering of the users, and enables the correlation of users in each cluster to be closer. The power utilization demands and geographic positions of the users of different clusters are more different.
Owner:STATE GRID TIANJIN ELECTRIC POWER +1

Flue gas purification device for rubber processing

The invention belongs to the technical field of air purification, and discloses a flue gas purification device for rubber processing. The flue gas purification device comprises a purification cabinet, wherein a gas cylinder is arranged in the purification cabinet, the top of the gas cylinder communicates with a gas injection pipe, a dry lime layer is arranged in the gas cylinder, a dust removal cloth bag in a protection cylinder 8 is clamped to the bottom of the gas cylinder through a threaded ring, one side of the protection cylinder communicates with a gas conveying pipe, a water tank is arranged on one side of the gas cylinder, and a biological absorption box is arranged on the other side of the water tank. By arranging the purification cabinet, a high-energy ultraviolet sterilization lamp, an activated carbon adsorption chamber and the like, the purpose of good air purification effect is achieved; when flue gas dust is injected into the purification cabinet through the gas injection pipe, it is guaranteed that exhausted gas is clean and harmless through treatment of aerobic activated sludge, ultraviolet rays and activated carbon; and meanwhile, cyclic treatment of the device is realized through a second flow guide pipe, a third flow guide pipe and an electric three-way valve, so reactants in the device are repeatedly utilized, and the working efficiency of the device is improved.
Owner:郑州利致机电科技有限公司

Health authentication method and device based on blockchain and dynamic code, and medium

The invention discloses a health authentication method and device based on a block chain and a dynamic code, and a medium. The method comprises the following steps: determining a pre-created block chain platform; receiving a health authentication request sent by the user node; determining a service code corresponding to the health authentication request and/or determining an application ID corresponding to the health authentication request; generating a unique character string corresponding to the health authentication request; and generating a dynamic code corresponding to the health authentication request, and writing the dynamic code into the blockchain platform as a health code of the user node, thereby facilitating the user node to perform health authentication. Since the blockchain platform is in distributed storage, data tampering of a single node does not take effect, and authenticity and credibility of data on the blockchain platform are guaranteed. The dynamic code is writteninto the blockchain platform, and each node in the blockchain platform can trace back the dynamic code at any time. And the identity information of the user is added in the encoding process, so thatthe relationship between the dynamic code and the user is closer, and the tracing of the user node is more facilitated.
Owner:浪潮云洲工业互联网有限公司

Flood discharge atomization rainfall three-dimensional measurement device and method

The present invention discloses a flood discharge atomization rainfall three-dimensional measurement device and method. The device comprises a rain gauge, a weather instrument and an installation pedestal, the rain gauge comprises a rain collector, a rain storage cavity, a rain sensor, a power source and control module, a display screen, a rain gauge spirit bubble, a printer and a location system;the installation pedestal comprises a support pier, a clamping head, a supporting leg, an adjusting knob and a pedestal spirit bubble. The flood discharge atomization rainfall three-dimensional measurement device and method collect rainfall at different angles (0-90 degrees) different from the horizontal plane, and the rainfall intensities are subjected to statistics according to different orientations; when the rainfall intensity distribution is measured, the meteorological data such as the wind direction and the wind speed is synchronously measured; a self-recording sensor is employed to obtain a real-time rainfall process; a location system is arranged in the instrument to observe and locate the position information of the rain gauge in real time, the conversion of the measuring pointsdoes not need preset of observation points so as to overcome the defects that the positions of the measuring points cannot be pre-estimated. The system can perform real-time monitoring, recording anddisplay of the observation result, the test items are synchronous, and the automation degree is high.
Owner:NANJING HYDRAULIC RES INST

Zero sample image classification method based on generative adversarial network

The invention discloses a zero sample image classification method based on a generative adversarial network, and belongs to the technical field of deep learning. The method comprises: acquiring an image data set; preprocessing the image data set to obtain a training set and a test set; constructing a core neural network, and inputting the training set into the core neural network to obtain image features and visual image features, wherein the core neural network comprises a convolutional neural network, a generative adversarial network, a reconstruction network and an attention network; calculating a loss function of the core neural network, and adjusting parameters of the core neural network; jointly training the picture image features and the visual image features to obtain a classifier; and inputting the test set into a classifier for classification. Compared with the prior art, the reconstruction network is added into the generative adversarial network, so that the visual image features generated by the generative adversarial network are more diversified; and the attention network is introduced into the generative adversarial network, so that interference information in visual image features is reduced, and the classification accuracy is improved.
Owner:NANJING UNIV OF POSTS & TELECOMM

Short-time passenger flow prediction method for new line station of urban rail transit

The invention relates to a short-time passenger flow prediction method for a new line station of urban rail transit , which comprises the steps of S1, cleaning and preprocessing station data, passenger flow data and POI data required by a prediction model, and dividing passenger flow into different stages after a new line is opened; S2, on the basis of the POI data cleaned in the S1, clustering point land use functions of the whole website by taking the land use scale around the new line station as coordinates; S2, constructing a new line station historical passenger flow database by combining the existing stations of which the clustering results are consistent with the new line station with the real-time new line passenger flow data obtained in the step S1; S3, based on S2, creating the historical passenger flow database for the new line station; S4, converting the short-time passenger flow volume into a passenger flow time-sharing coefficient based on the passenger flow data obtained in S2; and S5, combining the all-day passenger flow data in the S3 with the passenger flow time-sharing coefficient in the S4 to obtain a short-time passenger flow prediction value result of the new line station. According to the invention, the passenger flow prediction precision is improved, and the service level of urban rail operation is improved.
Owner:NANJING UNIV OF SCI & TECH

Text information correction method and device, electronic equipment and storage medium

The invention discloses a text information correction method and device, electronic equipment and a storage medium, and belongs to the technical field of computers. The method comprises the steps: receiving a preset database according to first text information, and obtaining at least one piece of second text information obtained after the first text information is corrected; processing the first text information through a text generation model to generate at least one piece of third text information after the first text information is corrected; respectively obtaining scores of the first textinformation, each piece of second text information and each piece of third text information through a scoring model; according to the scores of the first text information, at least one piece of secondtext information and the at least one piece of third text information, selecting the corrected target text information of the first text information from the first text information, at least one piece of second text information and at least one piece of third text information, so the accuracy of the corrected text information is improved, the application range is expanded, and the correction error rate and the correction failure rate are reduced.
Owner:BEIJING SANKUAI ONLINE TECH CO LTD
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