42results about How to "Query is valid" patented technology

The invention discloses a wechat-platform-based two-dimensional code anti-fake and anti-channel conflict inquiry system and a wechat-platform-based two-dimensional code anti-fake and anti-channel conflict inquiry method. The wechat-platform-based two-dimensional code anti-fake and anti-channel conflict inquiry system comprises a wechat client, a wechat platform and an anti-fake and anti-channel conflict inquiry server, wherein the anti-fake and anti-channel conflict inquiry server comprises a two-dimensional code generating module, a image recognizing module, a two-dimensional code decoding module, a database module and a channel management system; the image recognizing module is in charge of processing an anti-fake two-dimensional code picture uploaded by a customer; the two-dimensional code decoding module extracts anti-fake information of a product; the database module comprises a product and anti-fake data table and a database management system (DBMS); the wechat client exchanges the two-dimensional code with the server through the wechat platform; the server processes and decodes the two-dimensional code; the DBMS inquires the product and anti-fake data table for performing anti-fake and anti-channel conflict inquiry and verification on the product. Anti-fake inquiry of the two-dimensional code is performed through the wechat platform, so that consumer confidence is high, inquiry is convenient and rapid and a result is reliable; an anti-fake code contains channel information, so that anti-fake and anti-channel conflict operation can be achieved effectively.

The invention discloses a query and memory space cleaning method based on a cloud server and a query and memory space cleaning system thereof, wherein the memory space cleaning method based on the cloud server comprises the following steps of: scanning the memory space by a mobile terminal and taking a path of a currently scanned catalogue as to-be-queried information and inquiring it in a local database; confirming that information matched with the to-be-queried information is absent from the local database in the mobile terminal, and uploading the to-be-queried information to the server; collecting garbage from corresponding catalogues by the mobile terminal according to the cleaning strategies of the content returned by the server. Through application of the method and the system, the query efficiency can be improved so as to save the memory space and further improve the cleaning efficiency.

The invention discloses an XML query method based on multi-mode index structure, which combines coding scheme and an idea of name extension and puts forward a multi-mode index structure comprising a type index set, a name index set and an extension index. The invention can support the structure linkage calculation, which is used for judging ancestor and progeny relationship between any node; the invention also can support a path connecting algorithm based on name extension, which is used for judging father and son relationship between any node; simultaneously the invention also can support branchlet query comprising ownership; the path connecting algorithm is further put forward based on the index structure and the query path cutting facing the index is made through XPath query expression, so only n/2-1 of extension connection are needed for XPath absolute path query with the length of n; extension index is used according to information such as amphiphilic structure to skip nodes which do not need to participate in connection as soon as possible, thereby improving query efficiency of SML data.

One or more embodiments of the invention provide a transaction query and transaction data processing method, device and apparatus based on a block chain. The transaction query method comprises the steps that a first block chain node receives a transaction query request sent by a terminal apparatus of a core enterprise user, and the transaction query request comprises to-be-queried time and an identifier of to-be-queried transaction voucher data; according to the identifier of the transaction voucher data, corresponding target transaction record information of which the transaction time is within the to-be-queried time from the blockchain is acquired; a first smart contract is called, according to target transaction record information, a distribution diagram of accounts corresponding to the transaction voucher data is generated in the to-be-queried time, and a distribution diagram is sent to the terminal apparatus of a core enterprise user to enable the terminal apparatus of the core enterprise user to display the distribution diagram, the distribution diagram representing the distribution condition of the accounts distributed among the account holding users in the to-be-queried time.

The embodiment of the invention provides a data query method and device and belongs to the technical field of computer information retrieval. The method comprises the steps that an abbreviation whichis input by a user and needs to be queried is received, wherein the abbreviation contains at least two Chinese characters; Chinese character splitting is performed on the abbreviation to obtain multiple independent Chinese characters, and a pre-stored Chinese character table is queried to obtain a Chinese character identification number corresponding to each Chinese character; query is performed in a pre-stored database according to the Chinese character identification numbers corresponding to the independent Chinese characters, and full names, containing at least two independent Chinese characters in the abbreviation, in the database are obtained; and the full names obtained through query are ordered to obtain a query result. Through the data query method and device, the full names containing at least two Chinese characters in the abbreviation can be effectively queried according to the input abbreviation, and the queried full names are ordered according to a preset priority order.

The invention discloses an electronic medical record query statement constructing method. The method includes the steps of electronic medical record corpus preprocessing, medical term extracting and screening, medical term weight calculating and net query statement constructing, wherein electronic medical record corpus preprocessing includes word segmentation, word frequency counting and probability distribution parameter calculating, medical term extracting and screening includes word segmentation, medical term extracting and medical stopword removing, medical term weight calculating includes Poisson distribution fitting word distribution, medical term occurrence probability calculation and medical term self-information calculation, and new query statement constructing includes subjecting acquired weighted medical terms and an original query statement to linear smooth parameter combination to acquire a new query statement. More effective query can be realized on a medical record set by only applying the electronic medical record query statement constructing method to the new medical record set, so that accuracy in electronic medical record retrieval is improved.

The invention discloses a query statistic-based guidance searching method for a P2P system. The method comprises the following steps: (1) establishing a statistic guidance table SGT; establishing a 'statistic guidance table' with a double layer structure based on history query statistics and semantic analysis results, wherein only a history queried currently is saved in an upstream table entry, and is ranked according to query time; and node information and advantage factors which respond to the current query or similar query are saved in an downstream table entry; (2) querying files by usingthe statistic guidance table, and performing querying by using information in the SGT according to the semantic dependency of the current query and SGT history query after the statistic guidance tableis established by nodes; automatically starting an underlying query strategy if the history saved in the SGT has little dependency with the current query; and (3) adaptively updating the statistic guidance table, including two methods, namely active updating and passive updating, wherein the passive mode takes place after the node forwards a query request.

The invention provides an industrial time series database-oriented adaptive database partitioning method and system. The method comprises the steps of receiving a data definition operation request byutilizing a partitioning parameter analysis module and extracting partitioning parameters in the data definition operation request; and searching for pre-stored partitioning parameters according to analyzed partitioning parameters by utilizing a storage sub-library establishment module, and comparing the analyzed partitioning parameters with the pre-stored partitioning parameters, and when the analyzed partitioning parameters are inconsistent with the pre-stored partitioning parameters, newly creating a partitioning parameter and scheme storage sub-library in an industrial time series databaseaccording to the analyzed partitioning parameters. According to the method and the system, the partitioning parameter and scheme storage sub-library is updated in real time, so that the problem thatthe stored data possibly does not correspond to partitions is solved, and effective and standard partitions are provided for the database of a user.

The invention provides a power monitoring serial communication method and system based on an optimized polling mechanism, and the method and system solve a problem that a master device can sequentially inquire slave nodes in a fool manner no matter whether the nodes are online or not through the design of a communication connection mechanism, and greatly improve the polling efficiency and data transmission efficiency of online nodes. Through a data polling priority mechanism, priority processing is carried out on node polling, priority processing is also carried out on data in nodes, and timely response of control tasks and priority query processing of high-priority data are effectively ensured; through an intra-node data query frequency limiting mechanism, the defect that node items are continuously queried and cannot be queried for subsequent nodes is effectively overcome, normal polling of all node data is ensured, and the effectiveness of the node data is improved; through the various mechanisms, it is ensured that data of all nodes can be inquired rapidly and effectively, and the reliability of data collection is greatly improved.

The invention relates to the technical field of gas heating water heaters and aims to provide a method and a system for testing comprehensive performance of a gas heating water heater. According to the technical scheme, the method comprises the following specific steps: S1, setting initial conditions of equipment to be tested and operating the equipment to be tested according to testing requirements; S2, carrying out an automatic water supplementing operation and turning off the automatic water supplementing operation until the water is supplemented fully; S3, automatically detecting parameters through the system, debugging voltage ranges of a wall-hung boiler and a water heater, and switching on a power supply of the equipment to be tested; S4, setting initial conditions and selecting testing items in a testing item list according to a priority principle; S5, marking testing time, testing equipment number and testing results of tested data; S6, stopping testing if the number of unqualified testing results in obtained/recorded testing results; or continuing to test; S7, saving testing data after completing testing; and S8, inquiring and deriving data information according to the testing time, the testing equipment number and the testing results.

The invention provides a picture book information query method based on preschool child cognition, which comprises the following steps of: obtaining a keyword of at least one dimension related to picture book query, and matching the keyword with data of each dimension preset in a database to obtain a related picture book; the invention further provides a picture book information query system basedon preschool child cognition, the picture book information query system comprises a touch screen module, a query module and a database, the touch screen module comprises an information reading unit and an information display unit, and the information reading unit obtains child query information, processes the child query information to obtain keywords and sends the keywords to the query module; the query module matches keywords with data in a database to obtain a target picture book, and the information display unit displays query information and the target picture book queried by the query module. Based on picture book information query logic and picture book information sorting logic, query information is split into keywords of multiple dimensions, and therefore accurate query of the child picture book is achieved.

The invention provides a data access control method and device for resource guarantee investment and electronic equipment, and the method comprises the steps of receiving client access input which comprises user request information; obtaining the user request information and matching with a comparison database list, and a database in the comparison database list comprising resource guarantee input feature data, whether resource guarantee input is continuous or not and resource guarantee input performance data; under the condition of successful matching, returning a corresponding database selection list to the client; according to the corresponding database selection list, enabling the current user to select to log in; performing one-time permission verification based on the user request information and the user selection login information; and allowing the current user passing the permission verification to access the corresponding database. According to the invention, the access of the user to the database and the data thereof can be more safely and effectively controlled, and more effective authority management can be realized.

The invention relates to an application form determination method based on an association network. The method comprises the following steps: establishing an application form association network according to transaction information of a plurality of transaction application forms; calculating the sum of basic weight values of all paths formed between any two transaction application forms in the application form association network; determining a weight edge between any two transaction application forms according to the sum of the basic weight values of all paths formed between any two transaction application forms; According to the transaction information of the to-be-queried transaction application form and the weight edge between any two transaction application forms, determining a targettransaction application form with the maximum influence on the to-be-queried transaction application form from the application form association network. Through the technical scheme of the invention,the transaction application form with the strongest relevance can be quickly and effectively queried by utilizing the transaction application form association network, so that financial fraud formed by associated transactions can be traced, and the financial fraud can be effectively prevented.

The embodiment of the invention discloses a key query method and a cloud platform. The key query method comprises the following steps: receiving a first query request sent by a client, wherein the first query request carries a data identifier and a data code corresponding to a data key to be queried; determining a query type corresponding to the first query request according to the data identifier, wherein the query type comprises a tenant internal query and cross-tenant query; when the first query request is the cross-tenant query, performing querying according to a first preset query policyand the data code to obtain a data key, wherein the first preset query policy is used for performing the cross-tenant query through the cloud platform; when the first query request is the tenant internal query, performing querying according to a second preset query policy and the data code to obtain the data key, wherein the second preset query policy is used for performing the tenant internal query in a first rent; and sending the data key to the client in response to the first query request.

The invention provides an intelligent management method for experimental reagents, which is used for managing reagents randomly placed on a placement layer in a reagent cabinet in a laboratory, and is characterized by comprising the following steps: step S1-1, storing related information of the reagents; step S1-2, identifying the identification information of the experimenter; step S1-3, judging whether the cabinet door of the reagent cabinet is unlocked or not according to the identification information; step S1-4, locking the cabinet door after sensing that the cabinet door is closed; step S1-5, discriminating to obtain a plurality of pieces of reagent discrimination information corresponding to each placement layer in the reagent cabinet; and step S1-6, updating the corresponding reagent position information in the reagent related information according to the discriminated reagent discrimination information, the layer number of the corresponding placement layer and the cabinet number of the corresponding reagent cabinet.