Product
Patsnap Eureka
For R&D, Patsnap Eureka makes reading and utilizing patents & technical documents easy.
Patsnap Eureka AIR
Designed for self-driven R&D workflows. Generate viable solutions, solve complex R&D challenges, empower your innovation with AI.
Patsnap Eureka Materials
Designed for material experts only. Revolutionize your material R&D, from search, analyze, to developing new materials.
Feature
TechResearch
Generate reliable direction feasibility study reports for your R&D in just a few steps.
TechSeek
Discover and master advanced knowledge NOW. Basics, ideas, possibilities, all at once.
TechMind
As an expert in R&D Theories, TechMind can generates customized viable solutions instantly.
TechRisk
Analyze your overall solution with one click, know your potential R&D risks in advance.
TechMonitor
Get weekly tech updates, stay abreast of the latest tech innovations and key insights.
Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
4260results about How to "Improve analysis efficiency" patented technology
Efficacy Topic
Property
Owner
Technical Advancement
Application Domain
Technology Topic
Technology Field Word
Patent Country/Region
Patent Type
Patent Status
Application Year
Inventor
Method and equipment for positioning fault root
InactiveCN106603264AImprove analysis efficiencyImprove experienceData switching networksRoot causeApplication software
The invention discloses a method and equipment for positioning a fault root. The method comprises the steps of: acquiring a service fault to be processed, and finding log information associated with the service fault to be processed according to the service fault to be processed; determining a log analysis strategy corresponding to the service fault to be processed according to a preset relationship between service faults and log analysis strategies; and utilizing the determined log analysis strategy, analyzing the found log information, and positioning to obtain the fault root which causes the occurrence of the service fault to be processed. Thus, once a fault occurs in the service execution process, the fault root causing the service fault can be analyzed quickly by adopting the method and the equipment provided by the invention without consuming a lot of manpower, the manpower resources are saved, the fault root analysis efficiency can be improved, and the use experience of the user using application software can be improved.
Owner:ALIBABA GRP HLDG LTD
Automatic electrocardiogram recognition system
InactiveCN103110417AImprove analysis efficiencyPrioritizeDiagnostic recording/measuringSensorsT waveComputer-aided
The invention discloses an automatic electrocardiogram recognition system. The system comprises an electrocardiogram acquisition device, a wireless / wired network transmission module, an electrocardiogram collection and time domain feature recognizer, an electrocardiogram dominant wave interphase recognizer, an electrocardiogram QRS wave group similarity recognizer and an electrocardiogram queuing recognizer, the electrocardiogram acquisition device inputs acquired data to the electrocardiogram collection and time domain feature recognizer via the transmission module, the electrocardiogram collection and time domain feature recognizer recognizes to obtain positions of peak points of P waves, QRS waves and T waves on a 12-lead, the electrocardiogram dominant wave interphase recognizer recognizes heart rate to obtain normal and abnormal results of the heart rate, the electrocardiogram QRS wave group similarity recognizer recognizes whether an electrocardiogram probably has premature beat or not, and the electrocardiogram queuing recognizer sequences and outputs. The system performs real-time computer-aided analysis of clinically acquired 12-lead electrocardiograms to automatically recognize arrhythmia and premature beat electrocardiograms, and accordingly efficiency of electrocardiogram analysis is improved while a priority processing means is provided for emergency electrocardiograms.
Owner:EAST CHINA NORMAL UNIV
Detector for binary-code buffer-zone overflow bugs, and detection method thereof
InactiveCN101714118AGuaranteed feasibilityGuaranteed accuracyMultiprogramming arrangementsSoftware testing/debuggingBuffer overflowSource code
The invention provides a detector for binary-code buffer-zone overflow bugs, and a detection method thereof. The detector comprises six functional modules, namely a debugger module, an input point positioning module, a disassembling module, a symbolic execution module, a loop operation analysis module and an intelligent FUZZ test module. Differing from static symbolic execution, the detection method dynamically loads programs through the self-developed debugger module to synchronously performing symbolic execution and single-step practical execution, and then applies a model to solve each difficulty in binary code analysis so as to test path coverage and detect overflow bugs in accordance with all executable programs of PE format under a Windows platform. The detection can also provide propagation paths of input data and other important information related to bug formation cause while positioning the bugs, only analyzes the selves of the executable programs, needs no source codes, is unrelated to the species of source codes and development tools, and is extensive in applicable occasions, so the detection method has good prospects for popularization and application.
Owner:BEIJING UNIV OF POSTS & TELECOMM
Table parsing method and device in document image
ActiveCN108416279AImprove analysis efficiencyImprove accuracyCharacter recognitionEffective solutionText detection
The invention relates to a table parsing method and device in a document image. The method comprises: detecting a table area in a to-be-parsed document image by using a pre-trained table detection model; detecting an internal character block included by the table area by using a pre-trained character detection model; determining a spatial structure of the table; and according to the spatial structure of the table, carrying out character identification on the character block in each table cell to obtain an editable structural data by parsing. The table parsing method and device can be applied to various tables like a lined table, a line-free table, or a black-and-white table and a simple and effective solution is provided for table parsing in the document image.
Owner:BEIJING ABC TECH CO LTD
Push method and system based on user feedback information
InactiveCN102387207AEfficient collectionSolve data adaptation problemsTransmissionSpecial data processing applicationsComputer terminalData format
The embodiment of the invention discloses a push method and system based on user feedback information and relates to the technical field of communication networks. According to the push method and system provided by the invention, feedback information of a user can be effectively collected and contents interested by the user are pushed to a user terminal according to the feedback condition of the user, so that the push efficiency is improved. The push method based on the user feedback information provided by the invention comprises the following steps of: collecting the feedback information of the user from the user terminal; gathering the collected feedback information and processing the data format of the feedback information into the data format which can be identified by a recommendation system, wherein the feedback information is used for analyzing keywords which are interested by the user and fields of interests.
Owner:HUAWEI TECH CO LTD
Domain name resolution method, server, terminal and system
ActiveCN104168340AAnalysis method is simpleImprove analysis efficiencyTransmissionDomain nameIp address
The invention discloses a domain name resolution method, a server, a terminal and a system and belongs to the technical field of internet. The method includes the following steps: a domain name resolution request, which carries a domain name which needs to be resolved and IP information of the terminal, sent by the terminal is received; an IP address attribute of the terminal is determined; an IP address which matches the domain name which needs to be resolved and the IP address attribute of the terminal; and according to the IP address which matches the IP address attribute of the terminal, a domain name resolution result is obtained and a domain name resolution result is returned to the terminal. Through reception of the domain name resolution request, which carries the IP information of the terminal, sent by the terminal, and according to the IP information of the terminal, the IP address attribute of the terminal is determined and according to the domain name which needs to be resolved and the IP address attribute of the terminal, the domain name resolution result is obtained. The domain name resolution method is simple and the domain name resolution efficiency can be improved so that the terminal is enabled to access websites rapidly and nearest access is arranged for the terminal according to the IP address attribute of the terminal so that global traffic configuration and refined scheduling of the terminal can be realized.
Owner:TENCENT TECH (SHENZHEN) CO LTD +1
Method for merging reboot log, method and system for uploading reboot log and readable storage medium
The invention discloses a method for merging reboot log, a method and a system for uploading the reboot log and a readable storage medium. The method for merging the reboot log includes receiving and parsing the reboot log uploaded by mobile terminals to obtain reboot types and reboot reasons of the mobile terminals and merging the reboot types and the reboot reasons to obtain reboot keywords; judging whether the reboot keywords are available in reboot problem databases or not; storing the reboot log as a new reboot reason type when the reboot keywords are not available in the reboot problem databases and adding the reboot keywords into the reboot problem databases so as to associatively store the reboot keywords and the new reboot reason type. The methods, the system and the readable storage medium have the advantages that the reboot types and the reboot reasons are merged with one another to obtain the new reboot keywords, the reboot keywords are added into the reboot problem databases, accordingly, the reboot keywords and the new reboot reason type can be associatively stored, developers can know reasons for system reboot only by means of analyzing elements in the reboot problem databases, analysis on repeated types of reboot log can be omitted, and workload can be relieved.
Owner:NUBIA TECHNOLOGY CO LTD
SQL (structured query language) query plan generation method oriented to streaming data processing
InactiveCN102609451AImprove production efficiencyImprove analysis efficiencySpecial data processing applicationsStreaming dataQuery plan
The invention provides an SQL(structured query language) query plan generation method oriented to streaming data processing, which is characterized by including the following steps of receiving SQL commands input by users; judging whether grammars of the SQL commands are correct or wrong; preprocessing the SQL commands if the grammars of the SQL commands are correct; switching the continuous duty to the streaming duty, analyzing and optimizing the streaming duty to generate query plans if the SQL commands indicate the continuous duty; and finally (7) carrying out the query plans. The SQL query plan generation method oriented to streaming data processing is capable of generating the optimum SQL query analysis plans according to characteristics of data, is high in processing speed and analysis efficiency and particularly suitable for the field of streaming data processing, while users are allowed to use user-defining SQL data format.
Owner:HUAZHONG UNIV OF SCI & TECH
Domain name resolution method, domain name system (DNS) server and domain name resolution system
ActiveCN103051740AImprove parsing speedReduce analysis timeTransmissionDomain nameDomain Name System
The invention discloses a domain name resolution method, a domain name system (DNS) server and a domain name resolution system. The domain name resolution method mainly comprises the following steps of receiving a domain name resolution request from a client; determining a forwarding DNS server to which the domain name resolution request belongs when no domain name resolution response corresponding to a domain name is cached in local; transmitting the domain name resolution request to a determined forwarding DNS server; and receiving the domain name resolution response obtained after the forwarding DNS server carries out the domain name resolution operation for the domain name information, and transmitting the domain name resolution response to the client. Since different domain name resolution requests are allocated to the forwarding DNS server to which the domain name resolution request belongs, and each forwarding DNS server targets the own domain name resolution request to carry out the domain name resolution, so that the restriction condition among different internet service providers (ISP) can be avoided, the domain name resolution speed is accelerated, the domain name resolution time is shorter, and the resolution efficiency is increased.
Owner:SHANGHAI YAMU COMMUNICATION TECHNOLOGY CO LTD
Fault diagnosis method and apparatus for rolling bearing
ActiveCN105547698AOK automaticallyQuick fixMachine bearings testingFrequency spectrumFrequency conversion
The embodiments of the invention provide a fault diagnosis method and apparatus for a rolling bearing. The fault diagnosis method for the rolling bearing comprises the following steps: acquiring vibration signals of the rolling bearing, and solving a time-frequency spectrum of the vibration signals; according to the time-frequency spectrum, determining an optimal order component of the vibration signals; according to the optimal order component, performing angle re-sampling on the vibration signals to obtain angle domain signals; and performing envelope analyzing on the angle domain signals, and determining fault positions of the rolling bearing, wherein determination of the optimal order component comprises: setting an equivalent frequency conversion scope and searching for all order components from the time-frequency spectrum; and calculating order energy of the order components and determining the optimal order component from the equivalent frequency conversion scope. The fault diagnosis method and apparatus for the rolling bearing realize automatic and rapid determination of the optimal order component so as to provide a basis for fault diagnosis of the rolling bearing, improve the fault diagnosis accuracy and avoid interference of manual factors.
Owner:XINJIANG GOLDWIND SCI & TECH
User behavior data collection system based on mobile phone APP and control method thereof
PendingCN106933472AIncrease flexibilityTimely data supportInput/output processes for data processingEngineeringData collecting
The invention discloses a user behavior data collection system based on a mobile phone APP and a control method thereof. The user behavior data collection system has a remarkable advantage at the aspect of burying point of a mobile phone APP. After the technical scheme free from burying point is utilized, the developer needs not to insert a code in advance for a widget on APP and the developer can perform visual operation on a to-be-tracked widget at a server end and can track a trigger event for an appointed widget after the APP is published. An APP image acquiring technique is utilized to effectively solve different problems of the original code burying point, including difficulty in maintaining after burying point, easiness in making mistake by manually burying point, long waiting time for APP coming into market, and the like, so that the efficiency of user behavior analysis of the APP is greatly increased.
Owner:南京西桥科技有限公司
Method for simultaneously detecting multi-kind pesticide residues in bee products
InactiveCN101358953ASolve the problem of matrix effectFast wayComponent separationRetention timePhosphate
The present invention relates to a method of simultaneously detecting a plurality of agro-veterinary drug residues in bee products. The extracted liquid trichloroacetic acid or perchloric acid and the extracted liquid acetate, phosphate or borate solution are added into a sample; the pH value is controlled between 4.5 and 9.0; the mixed solution is centrifuged, the filtrate is added into a solid phase extraction column to be extracted, the extraction column is eluted and dried, the column is washed by oxalic acid-methanol solution, the volume of the eluent is defined by the aqueous solution of methanol, the eluent is added into liquid chromatography-tandem mass spectrometry to be analyzed and tested, the acquired chromatographic peak is contrasted with the known standard chromatographic peak of the drug, and according to the retention time and the abundance of the mass spectrum ions, the specific name of the detected drug is determined. The method only requires one pre-treatment of the sample, and thus can simultaneously extract 11 classes and more than 60 kinds of veterinary drug residues, such as sulfonamides, quinolones, macrolides, lincomycins, nitroimidazoles, beta-lactams, tetracyclines, chloromycetins, trinethoprims, chlordimeform, triadimenol and the like, the efficiency of analysis is high, and the detection cost is greatly reduced.
Owner:中华人民共和国江苏出入境检验检疫局
Emotion data analysis method and apparatus
ActiveCN107229610AImprove analysis efficiencyImprove accuracySemantic analysisCharacter and pattern recognitionComplete dataAnalysis data
The invention discloses an emotion data analysis method. The method comprises the steps of obtaining to-be-analyzed data; performing word segmentation processing on the to-be-analyzed data to obtain word segmentation feature data; generating distributed word vectors used for determining semantic relationships among words in the word segmentation feature data according to the word segmentation feature data; according to the feature data of the words in the distributed word vectors, obtaining complete data vectors of the to-be-analyzed data; and performing classified calculation on the complete data vectors according to a learning model to obtain emotion attributes used for determining the to-be-analyzed data. Meanwhile, the invention furthermore discloses an emotion data analysis apparatus.
Owner:MIGU DIGITAL MEDIA CO LTD
Visual analysis method and system
InactiveCN106354786AImprove data analysis efficiencyRealize man-machine exchangeRelational databasesSpecial data processing applicationsData scienceAnalysis method
The invention discloses a visual analysis method and system, and belongs to the field of big data visual analysis. The visual analysis method comprises the steps of collecting data sources for data sources; performing data association on the data sources, and generating a data association library list; on the basis of the data association library list, creating a data library; on the basis of the data library, generating a visual analysis engine; performing visual analysis on the visual analysis engine, and outputting a visual result through an interaction engine. According to the technical scheme, efficient data analysis can be achieved, a project period can be shortened, and data visual analysis and presentation can be achieved.
Owner:冯一村
Method and device for implementing domain name resolution agent function
ActiveCN101841577AImprove analysis efficiencyMeet the needs of domain name resolution agentsEnergy efficient ICTSubstation remote connection/disconnectionDomain nameName server
The invention discloses a device and a method for implementing a domain name resolution agent function. The method comprises the following steps of: receiving a DNS request of a DNS requestor, and judging whether the request is a repeated request; if the request is not the repeated request, sending DNS request message to DNS servers in a DNS server list in turn according to a fixed time length, and waiting for receiving request response returned by the DNS servers in a waiting time which is smaller than or equal to the fixed time length; if effective request response is received in the waiting time, transmitting the request response to the DNS requestor; and if the request response of a certain DNS server is not received in the waiting time, reducing the priority of the DNS server in the DNS server list to the minimum. The method of the invention can identify an effective domain name server and an authority server so as to accurately and quickly respond the domain name request and meet the domain name resolution agent requirement on a home gateway.
Owner:ZTE CORP
Method and device for choosing DNS (domain name server)
The invention provides a method and a device for choosing a DNS (domain name server). The method includes determining N DNSs to be chosen from, wherein N is a natural number larger than or equal to 2; sending a domain name analysis request to the N DNSs, and acquiring response time, to the domain name analysis request, of the N DNSs and IP (internet protocol) addresses which are acquired by analyzing a preset domain name carried in the domain name analysis request respectively; connecting the IP addresses acquired through analysis by the N DNSs, and acquiring IP response time of connection of the IP addresses; according to the response time, of each DNS, to the domain name analysis request and each corresponding IP response time, choosing the DNS from the N DNSs to be chosen from, and using the chosen DNS for domain name analysis. By the method and the device, user domain name analysis efficiency and safety are improved.
Owner:BEIJING QIHOO TECH CO LTD +1
Artificial intelligence-based intention analysis method and apparatus
ActiveCN106528531AExpand the scope of analysisImprove analysis efficiencySemantic analysisArtificial lifeState of artQuery statement
The invention provides an artificial intelligence-based intention analysis method and apparatus. The method comprises the steps of receiving an input statement; obtaining an intention core word of the statement by utilizing a preset policy; obtaining an intention modifying word of the statement based on a syntactic structure tree according to the intention core word; and determining an intention of the statement according to the intention core word and the intention modifying word. Through the method and the apparatus, the intention analysis of query statements in the fields can be realized, the problem of limitation of the field of intention analysis in the prior art is solved, the intention analysis range is expanded, and the intention analysis efficiency is improved.
Owner:BEIJING BAIDU NETCOM SCI & TECH CO LTD
Weak password analysis method and system
ActiveCN103701629AReasonable allocation of computing resourcesFast weak password verification workResource allocationDigital data authenticationWork unitEncryption
The invention discloses a weak password analysis method and system and relates to the technical field of computer network information security. With adoption of the method, work units can be split according to the encryption algorithm efficiency, and crack tasks corresponding to the split work units are allocated to a plurality of processing cores of one or more crack servers for execution respectively through a load balancing mode, so that weak password state analysis can be performed according to a dictionary based on a weak password, the weak password analysis method can be optimized, and the purposes of reasonably allocating computing resources and rapidly performing weak password inspection work are achieved. In addition, the method sufficiently makes up the disadvantages that the existing weak password analysis method wastes time and energy, and the server source load is too high, and can ensure that all analysis resources are sufficiently utilized. Furthermore, the embodiment of the invention can also compute the weak password inspection schedule, namely the system dynamically adjusts the crack tasks according to the crack server load condition, and further improves the weak password analysis efficiency.
Owner:ULTRAPOWER SOFTWARE
Blockchain-based domain name resolution system
InactiveUS20190166085A1Improve management efficiencyImprove analysis efficiencyEncryption apparatus with shift registers/memoriesChain networkBase domain
The invention relates to a blockchain-based domain name resolution system, characterized in that the domain name resolution system adopts a layered structure comprising a top-level domain name chain network, a second-level domain name chain network, a future network node and an existing DNS system network; the top-level domain name chain network links the second-level domain name chain network, the future network node and the existing DNS system network respectively, and the top-level domain name chain network is used for each professional organization to deploy the server nodes having a reliable performance respectively to form a union blockchain network, wherein each node server records the information of all the current top-level domain names, the second-level domain name chain nodes, the future network nodes and the root nodes of the existing DNS system; the second-level domain name chain network is used for the registration and management of domain names, and recording of all the second-level domain names and their subdomain names; the future network node is used for the storage of the metadata and index in the future network. The invention reduces the resolution request, thus effectively improving the efficiency of domain name resolution.
Owner:PEKING UNIV SHENZHEN GRADUATE SCHOOL
Log parsing method and log parsing node device
ActiveCN102164050AReduce backtrackingReduce duplicationData switching networksSpecial data processing applicationsRegular expression
The invention discloses a log parsing method and a log parsing node device, used for providing a high-efficiency strong-adaptability log parsing scheme. The method comprises the steps that a parsing node obtains a log and offset to be matched for indicating unparsed contents in the log; the parsing node parses the unparsed contents indicated by the offset to be matched by using a stored first regular expression so as to obtain field information matched with the first regular expression; the parsing node judges whether a subordinate parsing node exists; if judgment results shows no subordinate parsing node exists and event type information is pre-stored in the parsing node, the parsing node considers the event type information as the event type information of an event recorded in the log, wherein the event type information is determined according to the field information which can be parsed from the log by a regular expression stored in at least one parsing node included in a route along which the log is transmitted to the parsing node.
Owner:上海锐山网络有限公司
Environment noise wireless real-time monitoring system based on ZigBee technology
InactiveCN102183294AReal-timeImprove processing efficiencySubsonic/sonic/ultrasonic wave measurementNetwork topologiesNoise monitoringSystem capacity
The invention discloses an environment noise wireless real-time monitoring system based on a ZigBee technology, mainly comprising a noise monitoring control device and more than one terminal noise monitoring device, wherein the terminal noise monitoring device and the noise monitoring control device are connected by a wireless communication mode. The environment noise wireless real-time monitoring system based on the ZigBee technology can be used for monitoring municipal environment noise, and has broad application prospect; noise intensity analysis is carried out in a dispersed mode at each terminal noise monitoring device, the treatment pressure and system communication expense of the noise monitoring control device are reduced, and the system data treatment delay and transmission delayare reduced to realize real-time noise monitoring; and a ZigBee noise monitoring network has the characteristic of self organization, and the terminal noise monitoring devices are easy to join the network, thereby greatly facilitating the extension of system capacity.
Owner:ZHEJIANG UNIV
Jam cause analysis method and device, computer equipment and memory medium
ActiveCN109035778AImprove analysis efficiencyReduce lossesDetection of traffic movementSimulationDecision taking
The invention relates to a jam cause analysis method and device, computer equipment and a memory medium. The method comprises the steps of obtaining traffic flow data of a road; preprocessing the traffic flow data; establishing a jam evaluation index system according to the preprocessed traffic flow data; identifying frequent jam road sections and import jam road sections; for the frequent jam road sections and the import jam road sections, establishing a jam feature description matrix; analyzing the jam feature description matrix through adoption of a cause analysis model; obtaining an attribute classified decision tree according to an analysis result; and feeding back the attribute classified decision tree. According to the method, the device, the computer equipment and the media medium,main factors resulting in jam are discovered accurately, analysis efficiency is improved, and loss rustling from analysis inaccuracy is reduced.
Owner:SHENZHEN SUNWIN INTELLIGENT CO LTD
Method and apparatus for analyzing network performance and locating network fault
ActiveCN101442762AImprove analysis efficiencyAutomate analysisWireless communicationTime rangeNetwork performance analysis
The invention discloses a network performance analysis method and device for automatic analysis for network performance correlation. The invention also discloses a network failure positioning method and device based on network performance analysis for reducing analysis quantity for positioning network failure, promoting accuracy of positioning result. The network performance analysis method comprises: setting time range, distance range and network attribute according to network performance analysis demand; determining correlated attribute of network attribute according to network fluctuation information in distance range received in time range; establishing specimen matrix model of every network affair according to association of every network affair with related network affair to which network attribute corresponds in time range and distance range; generating network attribute matrix model according to specimen matrix model of every network affair, the matrix model is used for describing network attribute in time range and distance range and probability of occurrence of related attribute.
Owner:CHINA MOBILE GRP BEIJING
Laser-induced breakdown spectrum in-situ analyzer
ActiveCN102221539AImprove analysis efficiencyEnhanced Analysis FunctionsAnalysis by material excitationOptical elementsBeam splittingLaser-induced breakdown spectroscopy
Owner:NCS TESTING TECH
N-2 combined fault quick sequencing method for transient stability analysis of electric power system
InactiveCN101673948AImprove computing efficiencyImprove analysis efficiencySpecial data processing applicationsInformation technology support systemTransient stateSlope stability analysis
The invention belongs to the field of operation and control of electric power systems and provides an N-2 combined fault quick sequencing method for transient stability analysis of an electric power system, which is used for sequencing arbitrarily combined N-2 fault of an electric power system according to the severity of the transient stability. Based on the quantized evaluation information of the transient stability of the N-1 fault, the method calculates the severity index of the transient stability of the N-2 combined fault by combining the information of the power sensitivity of the powerchange of a second switching element on the transient stability critical generator group of the first fault element, thereby sequencing the N-2 combined fault set of the transient stability analysisof the electric power system. The method can be used for sequencing a large quantity of N-2 combine faults according to the severity of the transient stability when the operation mode, the model and the parameters of the power network are determined, so as to only calculate and analyze the transient stability of a small quantity of N-2 combined faults ranking at the front in detail and greatly enhance the efficiency of detailed calculation and analysis on transient stability of any N-2 combined fault.
Owner:STATE GRID ELECTRIC POWER RES INST +1
Text event classification method based on CHI feature selection
InactiveCN104965867AEffective classificationAccurate classificationSpecial data processing applicationsSemantic tool creationFeature vectorData dredging
The present invention discloses a text event classification method based on CHI feature selection, which comprises the classification model training process aiming at training corpora and the text classifying process. According to the method, classification of text event information is finally implemented by analyzing language description features in a Chinese text event, using a CHI value as a topic feature vector and aiming at the selected training corpora to form feature files and a training template, wherein the model training process comprises the following steps of: (1) selecting the text training corpora; (2) preprocessing the text corpora; (3) selecting category features and generating a feature file set; (4) generating a text feature vector, carrying out normalization processing and generating a feature vector file; and (5) carrying out SVM model training. The text classifying process is similar with the model training process. The method adopted by the present invention can be widely applied to the identifying, classifying, analyzing and monitoring process of Chinese text data mining and analysis efficiency and analysis accuracy of Chinese text natural language processing can be effectively promoted.
Owner:NANJING NORMAL UNIVERSITY
Automatic sample injector
The invention provides an automatic sample injector, which comprises a base turntable device, a lifting device, a needle tube clamping device, a sample injection needle and a pump. The base turntable device comprises a base, a first motor and a support disk, wherein the first motor is arranged in the base and connected with the support disk. The lifting device comprises a mounting cover, a sleeve, a second motor, a lead screw and a nut. The needle tube clamping device comprises a holder and a fastener, the sample injection needle is inserted into a clamping open groove, positioned between twoarc grooves and connected with the pump through a guide tube, and the holder is fixedly arranged on a shaft of the nut. The base turntable device can be used for bearing a test tube, and the lifting device drives the needle tube clamping device to move up and down, so that the sample injection needle on the needle tube clamping device is inserted into the corresponding test tube, the pump sucks test fluid through the sample injection needle and can directly deliver the test fluid to a chromatographic analyzer for chromatographic analysis, samples are automatically injected to the chromatographic analyzer by the aid of the automatic sample injector, and chromatographic analysis efficiency is improved.
Owner:QINGDAO PUREN INSTR
Network monitoring method and system thereof
ActiveCN101883375AImprove accuracyReduce the impact of accuracyWireless communicationFault analysisNetwork monitoring
The invention discloses a network monitoring method and a network monitoring system to solve the problems that the processes for performing analysis and fault elimination in the current network optimization and fault treatment flows have low real-time, poor accuracy and low efficiency. The network monitoring method provided by the invention comprises the following steps that: a network side receives session information reported by each terminal when sessions performed by the terminals respectively have abnormal events; according to the session information reported by a first terminal in the terminals, the network side acquires network side signaling information, which is received and transmitted during the time when the session information reported by the first terminal happens and belongs to corresponding sessions of the terminal, from acquired signaling information received and transmitted by a network side network element; and the network side performs fault analysis according to the session information reported by the first terminal and the acquired network side signaling information.
Owner:CHINA MOBILE GRP BEIJING
Root fault cause analysis method and analysis device
ActiveCN105471659AImprove analysis efficiencyAutomate analysisData switching networksRoot causeNetwork management
The invention discloses a root fault cause analysis method and analysis device relating to the data mining and network management field, solving the problems that in the current root fault cause analysis process, a great deal of manpower and time are used to analyze weblogs, the root fault cause analysis efficiency is relatively low, and the network fault cannot be eliminated timely. The method comprises: determining the fault time point of a network device; obtaining the first log information set generated by the network device in the first time period; wherein the first log information set comprises M kinds of log information; analyzing every kind of log information in the M kinds of log information according to a preset analysis strategy, obtaining N kinds of root cause logs in the M kinds of log information; wherein the root cause logs are log information generated when the network device generates the fault, N is more than or equal to 1 and is less than or equal to M, the preset analyzing strategy is: preset fault generation rule when the network device fault is generated; and determining the cause of generating the network device fault according to the N kinds of root cause logs.
Owner:HUAWEI TECH CO LTD
Index-system-model-based agile business intelligence data construction method
The invention belongs to the field of business intelligence, and particularly relates to industry data-oriented index setting definition, management, storage and application of providing data analysis and support. The invention discloses an index-system-model-based agile business intelligence data construction method. An index calculation model and data storage function construction method for different industries and service fields is realized by using index data capable of distinguishing data characteristics as a center through dynamic extraction of the index data, index system configuration and attribute definition. The method comprises the following steps of: performing index system extraction by using a minimum granularity information unit as an index extraction principle, and then performing index attribute definition and setting. By the index-system-model-based agile business intelligence data construction method, the application of a business intelligence platform can be prevented from being constrained by specific industry and service, a basic data model for data analysis and application is quickly and effectively constructed, the construction problem of an on-line analytical processing (OLAP) model is solved, and a foundation is laid for efficiently constructing various data analysis and application models with high quality.
Owner:上海实时数据软件有限公司
Who we serve
- R&D Engineer
- R&D Manager
- IP Professional
Why Patsnap Eureka
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com