2 results about "Teaching file" patented technology

The application discloses a kind of teaching archives digitization automatic indexing and multidimensional association analysis system, it is related to education information technology field, including: data acquisition module gathers multiple-source heterogeneous teaching archives data and is converted into unified format data to be handled;Intelligent indexing module is according to teaching field special glossary to the semantic analysis and multimodal adaptation of data to be handled, generates multidimensional indexing information;Multidimensional association analysis module identifies direct association according to multidimensional indexing information, excavates implicit association and carries out time series evolution analysis, reveals internal law of teaching;Knowledge graph construction module extracts teaching entity, establishes entity relationship based on association analysis result, constructs dynamic updating knowledge graph;Application service module supports retrieval based on knowledge graph, personalized push and visual analysis, and sets fine-grained access permission.The application can improve teaching resource management efficiency and utilization value, guarantee data security and support teaching decision optimization.