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51 results about "Knowledge integration" patented technology

Knowledge integration is the process of synthesizing multiple knowledge models (or representations) into a common model (representation). Compared to information integration, which involves merging information having different schemas and representation models, knowledge integration focuses more on synthesizing the understanding of a given subject from different perspectives.

Speech content extracting method and speech content extracting device based on cloud platform

The invention discloses a speech content extracting method and a speech content extracting device based on a cloud platform. The speech content extracting method is characterized in that audio materials and video materials of a speech are acquired, and are cached in a PC for a pretreatment; the pretreated audio materials, the pretreated video materials, related data including speech slides, and related reading materials are transmitted to a server; the server is used for voice segmentation of the received audio materials, and is used for segmenting the audio materials according to speakers; automatic voice identification is used for converting the segmented audio materials into words, and adopts acoustic self-adaption and language model self-adaption; key words are extracted from texts after the voice identification, and content notes are generated. By adopting the speech content extracting method, the audio materials are converted into the text form, which can be read repeatedly, by the audio identification, and the language model self-adaption and the acoustic model self-adaption are used to improve the identification accuracy. Because of knowledge integration, time for reading redundant information is saved. The invention also discloses the speech content extracting device based on the cloud platform. The s speech content extracting device comprises a speech recording module, a material transmitting module, a voice segmenting module, a voice identifying module, and a key word and a content note extracting module.
Owner:AISPEECH CO LTD

Template-based integrated design platform

The invention relates to a template-based integrated design platform and a construction method thereof, and belongs to the technical field of integrated design environment. The integrated design platform of the invention comprises a database generation module, an asynchronous data conversion module, a specification integration module, a knowledge integration module, a flow analysis module, an application integration module, an algorithm integration module, a template generation module and a combined template generation module, wherein the databases generated by the database generation module comprise a product database, a specification base, a knowledge base and a flow base. When used by a user, the platform directly faces the service environment of the combined template; and only the input and output of the combined template need to be operated and various integration and operation behaviors of the intermediate modules do not need to be considered. The platform solves the problems of non-uniform design environment, obvious data switching barrier, nonstandard flow and specification, low knowledge reutilization efficiency and the like in the engineering and product design process, and provides a uniform integrated design environment for the digitalization design of the engineering and products.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Teaching analyzing instrument of planar linkage mechanism

The invention belongs to the technical field of teaching instruments, and relates to a teaching analyzing instrument of a planar linkage mechanism to solve the problems that an existing teaching tool display cabinet can only be statically displayed, a dynamic demonstration teaching tool is low in knowledge integration level and large in size, explaining in class cannot be easily carried out, and according to the existing teaching tool, the quick-return characteristics of the mechanism and the relation between the eccentric distance and the moving situation of a crank mechanism cannot be effectively studied. The teaching analyzing instrument comprises a first planar linkage mechanism converting and moving characteristic studying unit for carrying out four-bar mechanism conversion through rod length adjustment, a second planar linkage mechanism converting and moving characteristic studying unit and a third four-bar mechanism typical application demonstration unit, the eccentric distance is adjusted through a lifting frame, the relation of the changing of the eccentric distance and the mechanism moving situation is studied through the second planar linkage mechanism converting and moving characteristic studying unit , and the third four-bar mechanism typical application demonstration unit is used for studying the combined movement of a plurality of typical mechanisms. The three parts are installed on an aluminum profile bottom plate.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Intelligentized sewage treatment expert system

The invention discloses an intelligentized sewage treatment expert system, and belongs to the technical field of environmental engineering .The expert system comprises a data storage device and a display device; input data and a data analysis result can be displayed in the display device; the display device can display two first-stage modules including the operating management problem query module and the effluent quality standard exceeding reason reasoning module; the effluent quality standard exceeding reason reasoning module is provided with five second-stage modules including the effluent TN quality standard exceeding reason judging module, the effluent NH3-N quality standard exceeding reason judging module, the effluent COD quality standard exceeding reason judging module, the effluent SS quality standard exceeding reason judging module and the effluent TP quality standard exceeding reason judging module .According to the expert system, sewage treatment field expert-level experience and knowledge are integrated into the same system platform, a more convenient way capable of effectively solving the practical problems is supplied to technicians in the sewage treatment field, checking can be conducted in time, an effective solution can be presented in time, and the operating management level of a sewage treatment plant is increased.
Owner:无锡普汇环保科技有限公司

Knowledge expression model-based complex curved surface digital manufacturing method

The invention discloses a knowledge expression model-based complex curved surface digital manufacturing method, and the method comprises the following steps that S1, a knowledge integration module, a simulation module and an in-situ measurement-compensation module are constructed; S2, a similarity threshold alpha is established by adopting a semantic understanding reasoning strategy based on W ND IC; S3, when alpha is more than or equal to 0.95, the knowledge integration module is directly connected with and controls the in-situ measurement-compensation module; S4, when alpha is more than or equal to 0.80 and less than 0.95, the knowledge integration module is connected with and controls the simulation module to modify the defects existing in the model, after the defect modification is finished, the simulation module transmits the model data to the in-situ measurement-compensation module after data conversion, and the in-situ measurement-compensation module carries out numerical control machining; and S5, when alpha is less than 0.8, the cooperation of human experts is required to complete the process; and the knowledge expression model-based complex curved surface digital manufacturing method establishes an integrated knowledge expression model in three fields of through design, processing, simulation optimization and measurement, and based on this, a knowledge base and an inference mechanism are constructed, and the knowledge expression model-based complex curved surface digital manufacturing method provides theoretical and technical support for intelligent closed-loop manufacturing of the complex curved surface part.
Owner:HEFEI UNIV

Mobile knowledge service system on the basis of ontology model

The invention discloses a mobile knowledge service system on the basis of an ontology model and specifically relates to the field of knowledge service. The ontology construction platform system framework comprises: a resource layer, an ontology layer, a model technique layer, an application layer, a function layer, and a terminal display layer. The resource layer is used for performing resource arrangement and data abstraction in different fields; the ontology layer is used for performing knowledge integration to the resource on the basis of the ontology to form an ontology knowledge base; the model technique layer is used for designing the ontology model framework, an ontology knowledge base technique, a natural language processing technique, a semantic matching technique, an image mining technique, an internet of things technique, a mobile internet technique, and a personalized information recommendation technique and comprehensive utilization of relative techniques; the application layer is used for extending applications in different fields; the function layer is used for giving different function display to applications in different fields; the terminal display layer is used for displaying on different devices. According to the system, relative resources are organized according to the ontology model and the beneficial effect of the invention is that users can be supplied with different services at any time and at any place through mobile terminals on the internet.
Owner:北京飞舜信息技术有限公司 +1

Knowledge graph construction method fusing inference engine

The invention relates to a knowledge graph construction method fusing an inference engine, and belongs to the field of knowledge graphs. The method comprises the following steps: manually constructing a knowledge graph schema according to the actual condition of a service, accelerating the definition of entity attributes and relationships by utilizing an inference engine, importing semi-structured data to perform knowledge extraction, and cleaning and normalizing and disambiguating knowledge graph data; and then integrating rule design to carry out deep reasoning processing on knowledge to form a final rule knowledge base. According to the method, mass information is integrated and managed based on the structure data of the knowledge graph, rule reasoning is combined, the knowledge reasoning effect can be improved, and a more accurate reasoning result and visual display are obtained. According to the knowledge graph, multi-source heterogeneous data can be fused, the organization and relevance of the data are enhanced, and mass data can be conveniently stored and managed; wherein, an inference engine is introduced in the construction process of the knowledge graph to carry out rule design, so that deep inference and knowledge integration are effectively carried out on knowledge, the construction process of the knowledge graph is accelerated, and the data accuracy is improved.
Owner:BEIJING INST OF COMP TECH & APPL

Ultrasonic image sequence segmentation method based on sparse characteristics and shape correlation

InactiveCN107093184AAvoid incomplete description of the changing characteristics of the target shape in the image to be segmentedImprove robustnessImage enhancementImage analysisContour segmentationShape change
The invention discloses an ultrasonic image sequence segmentation method based on sparse characteristics and shape correlation. The method comprises steps that firstly, a sparse expression theory is utilized to construct an over-complete characteristic dictionary based on a target and the background, reconstruction errors of the target relative to a target and background characteristic dictionary are utilized to construct an active contour search strategy based on sparse characteristic competition; secondly, for inputted to-be-segmented ultrasonic image sequences, non-monitoring learning of change of target shapes between the ultrasonic image sequences is carried out to acquire a matrix forming an image sequence shape, the matrix is consistent with low rank attributes, the low rank attributes are taken as prior knowledge of target shape change to constraint active contour evolution; and lastly, the active contour search strategy based on sparse characteristic competition and the target shape prior knowledge are integrated into an active contour segmentation framework. The method is advantaged in that the segmentation result is more accurate and robust, and computer auxiliary treatment efficiency and the effect are improved.
Owner:HUBEI POLYTECHNIC UNIV

Tool-finite-element-analysis-oriented screw nut database creating method

ActiveCN103294866ARealize the integration of simulation analysis knowledgeAutomate the creationSpecial data processing applicationsElement analysisSimulation
The invention discloses a tool-finite-element-analysis-oriented screw nut database creating method. The tool-finite-element-analysis-oriented screw nut database creating method includes extracting CAD (computer aided design) model driving parameters and kinetic analysis parameters according to a supplier manual and creating a database, wherein the CAD model driving parameters include a part modeling main drive parameter used for modeling of driving parts, and a part modeling order driving parameter used for determining modeling order of parts and a main drive parameter relationship among the parts; building a CAD parameterized geometric model of a corresponding screw nut component according to database driving parameters; building a simplified screw nut secondary kinetic model in finite element analysis software according to screw nut dimension parameters; extracting finite element analysis parameters of the screw nut component in the database through secondary development of CAD and CAE (computer aided engineering) software, and loading the finite element analysis parameters into the screw nut secondary kinetic model by the aid of command stream languages of the finite element analysis software. CAD and CAE models of the screw nut component, simulated analysis and knowledge integration in tool design are realized, and analysis models are built automatically.
Owner:TIANJIN UNIV

Tag recommendation method of online question and answer platform based on knowledge graph and tag association

The invention discloses a tag recommendation method of an online question and answer platform based on knowledge graph and tag association, and relates to the technical field of artificial intelligence, natural language processing and recommendation systems. The invention aims to solve the problem that the existing tag recommendation method is not suitable for the scene of a question and answer platform, so that the recommendation effect is poor. The method comprises the following specific steps: inputting a question text and an external knowledge graph of an online question and answer platform into a trained KOCIN model to obtain a recommended tag; the KOCIN model comprises a knowledge integration layer, a sequence coding layer and an association capture layer; the knowledge integration layer is used for extracting a knowledge triple from the question text qi and an external knowledge graph, and integrating the knowledge triple into the question text qi to generate a Qtree; the sequence coding layer is used for converting the Qtree into dense vectorization representation of the Qtree so as to obtain a predicted problem text original label; and the association capture layer is used for obtaining a recommendation tag of the problem text according to the predicted original tag of the problem text. The method is used for obtaining the recommendation tag of the question-answering platform.
Owner:NORTHEAST FORESTRY UNIVERSITY

Citrus knowledge modeling and large scale ontology generation method based on agriculture eight-word policy

InactiveCN107133671ASolve the integrationSolve the problem of ontology collaborative developmentData processing applicationsKnowledge representationKnowledge classificationKnowledge framework
The invention discloses a citrus knowledge modeling and large scale ontology generation method based on an agriculture eight-word policy. The method comprises the following steps: S1, based on the agriculture eight-word policy, knowledge in the citrus planting field is classified, wherein each word is corresponding to one type, and eight types are formed; S2, as for each type, concepts contained in the type are recognized, and the relationship among the concepts is built; S3, the eight types are used to form a citrus planting knowledge framework KF with the relationship among the concepts, wherein KF=(T, S), T is a citrus planting knowledge type, and S is a semantic relational layer; S4, the citrus planting knowledge framework is converted to eight sub ontologies; and S5, the eight sub ontologies are merged to form a large scale ontology. According to the method of integrating the citrus planting field knowledge based on the agriculture eight-word policy, the difficult problems of agriculture field knowledge integration and ontology collaborative development can be solved, and a complete scheme is provided for building and managing the large scale agriculture ontology.
Owner:SOUTHWEST UNIVERSITY

A digital manufacturing method of complex surface based on knowledge representation model

The invention discloses a complex curved surface digital manufacturing method based on a knowledge expression model, comprising the following steps: S1, constructing a knowledge integration module, a simulation module and an in-situ measurement-compensation module; S2, adopting semantic understanding based on W-ND-IC The reasoning strategy formulates the similarity threshold α; S3. When α≥0.95, the knowledge integration module directly connects and controls the in-situ measurement-compensation module; S4. When 0.95>α≥0.80, the knowledge integration module connects and controls the simulation module to The defects existing in the model are modified, and after the defect modification is completed, the simulation module transfers the model data to the in-situ measurement-compensation module for numerical control processing after data conversion; S5. When α<0.8, manual experts are required to cooperate to complete; the invention establishes An integrated knowledge expression model that runs through the three fields of design, processing, simulation optimization, and measurement, and builds a knowledge base and reasoning mechanism based on this to provide theoretical and technical support for the intelligent closed-loop manufacturing of complex curved surface parts.
Owner:HEFEI UNIV

Method and device for extracting speech content based on cloud platform

The invention discloses a speech content extracting method and a speech content extracting device based on a cloud platform. The speech content extracting method is characterized in that audio materials and video materials of a speech are acquired, and are cached in a PC for a pretreatment; the pretreated audio materials, the pretreated video materials, related data including speech slides, and related reading materials are transmitted to a server; the server is used for voice segmentation of the received audio materials, and is used for segmenting the audio materials according to speakers; automatic voice identification is used for converting the segmented audio materials into words, and adopts acoustic self-adaption and language model self-adaption; key words are extracted from texts after the voice identification, and content notes are generated. By adopting the speech content extracting method, the audio materials are converted into the text form, which can be read repeatedly, by the audio identification, and the language model self-adaption and the acoustic model self-adaption are used to improve the identification accuracy. Because of knowledge integration, time for reading redundant information is saved. The invention also discloses the speech content extracting device based on the cloud platform. The s speech content extracting device comprises a speech recording module, a material transmitting module, a voice segmenting module, a voice identifying module, and a key word and a content note extracting module.
Owner:AISPEECH CO LTD
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