Patents
Literature
Patsnap Eureka AI that helps you search prior art, draft patents, and assess FTO risks, powered by patent and scientific literature data.

37 results about "Explicit knowledge" patented technology

Explicit knowledge (also expressive knowledge) is knowledge that can be readily articulated, codified, stored and accessed. It can be easily transmitted to others. Most forms of explicit knowledge can be stored in certain media. Explicit knowledge is often seen as complementary to tacit knowledge.

Self-adaptive intelligent teaching content recommendation system

The invention discloses a self-adaptive intelligent teaching content recommendation system, and relates to the technical field of intelligent teaching, and the system comprises a data collection and analysis module which is used for collecting multiple types of data of students in the learning process, including learning behavior data, physiological signals, environment data and learning achievement cognition feedback data of the students, and after collection, sending the data to a database; performing preprocessing of noise reduction, standardization and analysis feature extraction on the multi-type data to generate multi-modal data; according to the method, the three-dimensional knowledge graph of knowledge points, error types and thinking paths is constructed, and the TCN analysis is combined, so that explicit knowledge defects can be identified, implicit knowledge vulnerabilities can be diagnosed, students can accurately know knowledge system vulnerabilities of themselves, and targeted defect checking, leak repairing and intensified training are carried out; learning interest information is extracted from multi-modal data, an explicit and implicit multi-dimensional interest model is established, and teaching content is screened in combination with a knowledge short board diagnosis result.
Owner:SHANDONG TIANCHENGSHUYE CO LTD

Power system monitoring information table auditing method, equipment and medium

The power system monitoring information table auditing method provided by the invention comprises the following steps: receiving input data of a power system monitoring information table, extracting power equipment naming information, and obtaining prior knowledge and associated information of related power equipment based on a pre-constructed power field knowledge graph; encoding the text of the power system monitoring information table based on the natural language processing model to generate a text feature vector; processing the heterogeneous graph of the power system by adopting a graph neural network to generate a graph feature vector; performing multi-modal fusion on the text feature vector and the map feature vector to obtain comprehensive feature representation; constructing a naming auditing core network, and performing bidirectional feature extraction and long sequence dependence modeling on the comprehensive feature representation; and performing normative evaluation on the naming of the power equipment through the multi-dimensional scoring index system to obtain an audit result. Through deep fusion of the knowledge graph and deep learning, organic combination of explicit knowledge and implicit features is realized, and the accuracy and efficiency of auditing are improved.
Owner:STATE GRID HUBEI EXTRA HIGH VOLTAGE CO

Hydraulic structure large language model fine tuning and graph retrieval enhanced generation method and system based on knowledge distillation

The invention relates to the technical field of intelligent water conservancy, and discloses and provides a hydraulic structure large language model fine tuning and graph retrieval enhanced generation method based on knowledge distillation, and the method specifically comprises the steps: obtaining a hydraulic structure instruction fine tuning data set in combination with a knowledge distillation method; performing supervised training on the large language model by using a low-rank decomposition technology to obtain a hydraulic structure large language model; identifying a question intention of a user by using a hydraulic structure large language model, and converting a question statement into a knowledge graph query language; and enhancing the professional and credibility of water conservancy generated by the answer of the large model of the hydraulic structure by using a knowledge graph retrieval result. According to the method, the hydraulic structure knowledge is embedded into the large language model, the large language model customized for the hydraulic structure field is obtained, and the explicit knowledge stored in the water conservancy knowledge graph and the implicit knowledge of the large language model are effectively combined, so that the answer is more accurate and traceable, and an effective technical means is provided for intelligent water conservancy construction.
Owner:WUHAN UNIV

Industrial chain data analysis method and system based on knowledge graph and intelligent risk control

The invention provides an industrial chain data analysis method and system based on a knowledge graph and intelligent risk control, and relates to an intelligent risk control technology, and the method comprises the steps: constructing an industrial chain dominant knowledge graph which comprises a main body node and a dominant association edge, recognizing implicit association, forming an enhanced knowledge graph, dividing levels according to a centrality metric value and a control path number, and obtaining an enhanced knowledge graph; and a differential risk propagation coefficient is set, an abnormal change mode is identified in combination with time sequence correlation analysis, and finally a comprehensive risk assessment result is generated. The risk association hidden in the industrial chain can be effectively found, and the risk identification accuracy and the early warning timeliness are improved.
Owner:BEIJING YUNRONG TIANXIA TECHNOLOGY CO LTD

Medical diagnosis method and system based on multi-modal retrieval enhancement and guide guidance

The invention relates to a medical diagnosis method and system based on multi-modal retrieval enhancement and guide guidance. The method comprises the steps that text information including reports and / or electronic health records and medical image information are obtained; encoding the medical image information and the text information by using an image encoder and a text encoder respectively to obtain visual features and text features; respectively utilizing a guide branch decoder and a label branch decoder, taking diagnosis guide features and disease type labels of samples in the training stage as queries of a Transform structure, taking splicing features obtained by splicing text features and visual features as keys and values, and decoding to obtain first prediction probability distribution and second prediction probability distribution of disease types, so as to obtain first prediction probability distribution and second prediction probability distribution of the disease types; and a final disease prediction result is obtained. According to the method, disease specificity knowledge is dynamically retrieved based on a multi-source medical knowledge base, redundancy and noise are removed through a large language model, a standardized and structured diagnosis guide is generated, and explicit guidance of the knowledge is achieved.
Owner:SHANGHAI ARTIFICIAL INTELLIGENCE INNOVATION CENT +1

Intelligent customer service dialogue generation system and method based on knowledge graph

The invention relates to the technical field of artificial intelligence, in particular to an intelligent customer service dialogue generation system and method based on a knowledge graph, and the system comprises a language model, a knowledge graph module, a query module, a matching module, a reasoning module, a strategy generator, a reinforcement learning unit and a language generation module. The module comprises a knowledge subgraph isomorphic mapping unit, a graph entropy gradient reasoning unit and a Markov decision optimization unit, and the three units form a progressive processing link. The knowledge sub-graph isomorphic mapping unit maps the retrieval sub-graph to an isomorphic sub-graph in a knowledge graph topological space; the map entropy gradient reasoning unit constructs an entropy gradient field to realize reasoning path optimization from a high-entropy region to a low-entropy region; the Markov decision optimization unit models an inference process into a Markov decision process, a reinforcement learning method optimizes an inference strategy, and effective inference from dominant knowledge to implicit knowledge is realized in combination with a knowledge graph and a deep reinforcement learning technology.
Owner:BEIJING ZHIDAKE INFORMATION TECH CO LTD

Circuit design optimization method based on knowledge rule induction and implicit knowledge mining

The invention provides a circuit design optimization method based on knowledge rule induction and implicit knowledge mining. The method comprises the following steps: 1) classifying and sorting design rules; 2) extraction and modeling of dominant design rules; 3) mining and structured expression of the implicit design rule; 4) constructing and optimizing a knowledge document; 5) establishing and applying a design rule base; and 6) reasoning and verifying the key links in the electrical design process. According to the method, explicit knowledge such as electrical design specifications and periodical papers is systematically summarized, and implicit knowledge such as design experience and skills is extracted in combination with a data mining and knowledge reasoning technology, so that systematic management of key knowledge information in the electrical design process is realized, the intelligent level of an electrical design software platform can be effectively improved, and the design efficiency is improved. The knowledge sharing and multiplexing capability in the design process is enhanced, so that the cable wiring scheme is optimized, and the reliability of the design result in the aspects of safety, economy, scheme consistency and the like is improved.
Owner:HUAZHONG UNIV OF SCI & TECH

An adaptive intelligent teaching content recommendation system

The application discloses a kind of self-adapting intelligent teaching content recommendation system, it is related to intelligent teaching technical field, including data acquisition analysis module: collection student in the learning process multiple types of data, including student's learning behavior data, physiological signal, environmental data and learning achievement cognitive feedback data, after acquisition, multiple types of data are preprocessed with noise reduction, standardization and analysis feature extraction, generate multimodal data;The application is analyzed by constructing knowledge point, error type, three-dimensional knowledge graph of thinking path and time sequence convolution network TCN, not only can identify dominant knowledge defects, but also can diagnose implicit knowledge leaks, so that students can accurately know their own knowledge system leaks, targeted to check and fill the gap and strengthen training;By extracting learning interest information from multimodal data, an explicit and implicit multidimensional interest model is established, and the teaching content is filtered in combination with the knowledge gap diagnosis result.
Owner:SHANDONG TIANCHENGSHUYE CO LTD

A visual question answering method, system, device and storage medium based on thought chain

The present invention discloses a visual question-answering method, system, device, and storage medium based on thought chaining, comprising the following steps: obtaining an image and a corresponding question; parsing the question based on the thought chaining to obtain corresponding visual and knowledge prompt triples to form question sub-triplets; jointly training the image and visual prompt triples based on the LXMERT model to extract target features; querying the knowledge prompt triples from the common sense knowledge graph using a knowledge-to-text strategy and a stem-based BM25 algorithm to obtain explicit knowledge; performing graph representation on the question sub-triplets, target features, and explicit knowledge to heterogeneously obtain a heterogeneous multimodal graph, and performing cross-modal explicit reasoning to generate the answer to the question, completing the training of one image; repeating the above steps until the training of all images is completed to obtain the target visual question-answering model; inputting the image to be tested and the question text to obtain the visual question-answering result. The embodiment of the present invention can improve the accuracy of visual question-answering.
Owner:GUANGZHOU INSTITUTE OF TECHNOLOY XIDIAN UNIVERSITY +1

A hidden knowledge to explicit knowledge processing system based on a knowledge graph and a large model

This invention discloses a system for converting tacit knowledge into explicit knowledge based on knowledge graphs and large models. It includes a knowledge system ontology modeling and management module for constructing and maintaining the knowledge system ontology model in large model applications; a data access and knowledge graph construction module for mapping and loading multi-source heterogeneous data onto the knowledge system ontology; an ontology virtual business environment engine module; a tacit knowledge mining and explicit knowledge generation module that, in a virtual environment, uses graph analysis and large model reasoning to mine tacit knowledge and generate explicit knowledge; and a business strategy planning and workflow orchestration module that transforms explicit knowledge into executable business strategy plans and workflow orchestrations. Through the knowledge system ontology modeling and management module, a systematic knowledge framework is constructed, achieving systematic accumulation of enterprise tacit knowledge, effectively preventing knowledge loss, and improving knowledge reusability and scalability.
Owner:JIANGSU HOPERUN SOFTWARE CO LTD

Method and system for dynamic modeling and closed-loop iteration of individual knowledge and cognitive patterns of scientific researchers

PendingCN122509223ACognitive patternsInformation processing
The application provides a method and system for dynamic modeling and closed-loop iteration of individual knowledge and cognitive patterns of scientific researchers, relating to the fields of computer technology, artificial intelligence and information processing technology. The method includes: obtaining explicit knowledge data and interaction behavior data of scientific researchers; performing enhancement and structuralization processing; constructing objective knowledge base information based on explicit knowledge data; constructing historical behavior graph based on interaction behavior data and performing metacognition analysis to extract cognitive pattern information; constructing a structured context assembler dominated by cognitive patterns; in response to a scientific task request, calling the assembler to generate a task-level scientific portrait structured context, and inputting it together with the task request into a large language model to generate personalized output; collecting multi-modal feedback data and updating the cognitive pattern to realize continuous iteration. Through deep twin modeling and closed-loop optimization of objective knowledge and subjective cognition, the application significantly improves the personalization and intelligence level of scientific research assistance.
Owner:NANJING NORMAL UNIVERSITY +1

Knowledge extraction and mining method for smart home multi-modal dialogue system

The present application relates to the technical field of multi-modal dialogue, and especially relates to a knowledge extraction and mining method for a smart home multi-modal dialogue system, which comprises the following steps: S1. smart home multi-modal dialogue system input data acquisition; S2. multi-modal explicit knowledge graph construction; S3. multi-modal explicit knowledge representation learning; S4. multi-modal explicit knowledge reasoning and relationship completion; and S5. multi-modal implicit knowledge mining and representation learning. The present application extracts and aligns knowledge from massive unstructured texts, pictures and videos, constructs a multi-modal knowledge graph, performs representation learning on the graph based on semantic meta paths, extracts rich subgraph information through graph convolution operation to complete knowledge reasoning, and further completes the missing relationships. In addition, based on a large-scale pre-training model, a pre-training task for mining implicit knowledge is designed to guide the model to learn implicit knowledge such as emotion, which can improve the logical reasoning ability of the dialogue system.
Owner:LINYI UNIVERSITY +3

Task scheduling method and system for distributed optical fiber sound wave sensing system

The invention discloses a task scheduling method and system for a distributed optical fiber sound wave sensing system, and relates to the technical field of distributed optical fiber sound wave sensing, and the method comprises the steps: collecting a distributed optical fiber sound wave sensing signal; establishing a target function for full waveform inversion of the sensing signal through forward modeling, and improving an adjoint state source equation according to an axial component residual error in the target function; obtaining an inverted distributed optical fiber sound wave sensing signal by using the improved adjoint state source equation; determining a mapping relation between the inverted distributed optical fiber sound wave sensing signal and the corresponding physical quantity; performing explicit knowledge migration of the main task and the subtasks according to the mapping relation to realize multi-task scheduling; according to the method, the problem of low signal-to-noise ratio of sensing signals can be effectively solved, and the multi-task scheduling quality of the distributed optical fiber acoustic wave sensing system is improved.
Owner:SOUTHWEST PETROLEUM UNIV

Aerospace big data intelligent data governance system and method based on four-database collaboration and knowledge generation

The invention discloses an air and space big data intelligent data management system and method based on four-database collaboration and knowledge generation. A core layer adopts a temporary storage database, a controlled database, a product database and a knowledge database to form a four-database architecture; and the service layer adopts a data governance engine, a productization engine, a knowledge generation engine and an intelligent enabling engine. The system combines a data governance engine and a productization engine to carry out collaborative linkage to carry out data governance. Depositing knowledge assets into a knowledge base by relying on a knowledge generation engine; performing intelligent enabling application of each link of the data governance process by means of an intelligent enabling engine; and an intelligent enabling application effect is fed back, and knowledge assets in the knowledge base are optimized. According to the intelligent closed-loop data governance system, data governance implicit knowledge is converted into dominant knowledge and reused, the self-adaptability and the intelligent level of the data governance process are improved through knowledge reverse enabling, and then an intelligent closed-loop data governance system capable of self-learning, self-optimizing and continuously adapting to service requirements is formed.
Owner:ZHONGKE XINGTU DIGITAL EARTH HEFEI CO LTD

Risk management and control system and method for authorized purchase

PendingCN121581635AMarket predictionsSemantic analysisExplicit knowledgeRisk IT
The invention relates to the field of computer technology and artificial intelligence technology, and discloses an authorized purchase-oriented risk management and control system and method, and the system comprises a knowledge base construction module which is used for collecting multi-source heterogeneous data related to authorized purchase, and constructing a knowledge base; the intelligent template module is configured to generate a service quantity list and a technical parameter template based on the knowledge base, and perform real-time semantic risk identification and early warning when a user inputs a purchase demand text; and the risk assessment and price limit module is configured to receive a to-be-approved authorized purchase demand, analyze the authorized purchase demand based on the knowledge base and the semantic risk identification result, and output a comprehensive risk index and a dynamic maximum price limit. Various scattered and heterogeneous data generated in a purchase whole chain are processed and precipitated into a structured dynamic knowledge base, and implicit knowledge originally stored in personal experience or scattered documents is converted into enterprise-level, computable and inheritable dominant knowledge assets.
Owner:STATE GRID SHANDONG ELECTRIC POWER CO

Grayscale measurement expert knowledge generalization model construction method

The invention discloses a gray measurement expert knowledge generalization model construction method, which comprises the following steps of: constructing a dual-task deep learning model sharing an encoder by synchronously acquiring quantitative scores and visual focus data of experts, so that the dual-task deep learning model learns and predicts expert scores and regions of interest at the same time; the method comprises the following steps of: establishing a deep model, migrating implicit knowledge of the deep model to an interpretable shallow model by utilizing knowledge distillation, extracting dominant and readable discrimination rules, and finally establishing a man-machine collaborative closed loop: submitting highly uncertain samples of the rules and the model to an expert for auditing and correcting, and utilizing feedback iteration to finely adjust the model to realize continuous optimization of performance and interpretability. According to the method, recessive and intuitive knowledge and dominant knowledge of experts are effectively fused, the generalization performance, robustness and interpretability of the model are remarkably improved, and a solid technical support is provided for high-precision and high-reliability automatic gray scale measurement and calculation.
Owner:GUANGXI POWER GRID CORP

Adaptive knowledge migration method for multi-task Bayesian optimization

The invention discloses a multi-task Bayesian optimization self-adaptive knowledge migration method, which comprises the following steps of: capturing a non-linear relationship among data sets by utilizing a kernel automatic coding mechanism so as to measure the similarity among tasks; the priority of auxiliary task selection is dynamically adjusted through a heuristic rule, selective cooperation between tasks is ensured, and interference is reduced. Bayesian optimization modeling and black box function optimization are used to reduce the number of times of task real evaluation. According to the method, an explicit knowledge migration mechanism is introduced, the nonlinear mapping matrix is used for converting the optimal solution of the auxiliary task, efficient knowledge migration and collaborative optimization among the multiple related tasks are achieved, and the optimization efficiency and the resource utilization rate are remarkably improved.
Owner:SOUTH CHINA UNIV OF TECH

Multi-agent collaborative chemical knowledge explicit distillation method based on cognitive apprentice mechanism

The invention discloses a multi-agent collaborative chemical knowledge explicit distillation method and system based on a cognitive apprentice mechanism, and relates to the technical field of artificial intelligence and machine learning, and the method comprises the steps: employing an explicit knowledge distillation framework to process collected chemical problems, and generating a knowledge list; the knowledge list is evaluated by applying a two-dimensional arbitration evaluation mechanism, whether an evaluation result is qualified or not is judged through a decision committee, and if yes, the knowledge list is transmitted to a learner decision maker; if not, triggering a relearning teacher intelligent agent, generating a knowledge point supplement list, and transmitting the knowledge point supplement list to a learner decision maker; verifying whether the receiving result meets a preset knowledge quality standard or not through a learner decision maker, and if yes, storing the receiving result into a preset knowledge base; and if not, triggering the explicit knowledge distillation framework to carry out the next round of explicit distillation process. According to the method, an explicit knowledge distillation framework is adopted to simulate cognitive apprentice logic layering to process chemical problems, and knowledge interpretability and subject preciseness are greatly improved.
Owner:UNIV OF SCI & TECH OF CHINA

Gas operation expert experience precipitation management method

The invention discloses a gas operation expert experience precipitation management method, belongs to the technical field of knowledge management and artificial intelligence, and aims to solve the technical problems that traditional expert knowledge is difficult to solidify, slow to update and low in utilization rate. The method comprises the following steps: analyzing recessive and dominant knowledge of front-line employees and field experts into structured knowledge units through a multi-modal acquisition and natural language processing technology, constructing a fuel gas field knowledge graph, carrying out networked storage and association on the knowledge units, and carrying out intelligent application service. A knowledge graph and a first-line business scene are deeply fused, a structured user behavior sequence is accurately captured in the process, and a dynamic optimization model is established based on the user behavior sequence. Static expert experience can be converted into a dynamic knowledge system capable of interacting with services and continuously learning, the reuse value and decision support efficiency of knowledge assets are remarkably improved, and dependence on core experts is reduced.
Owner:BOCOM SMART INFORMATION TECH CO LTD

Pipe network engineering field expert experience guiding method based on voice recognition

The invention provides a pipe network engineering field expert experience guiding method based on voice recognition, and the collection and sharing efficiency of construction experience is remarkably improved through a voice recognition technology and an intelligent guiding mechanism. Considering specific implementation thoughts and related technologies of expert construction experience guidance, an expert construction experience intelligent guidance framework based on voice is provided. The implicit experience of experts is automatically converted into dominant knowledge, and high-precision speech analysis is realized through a lightweight speech recognition model. By means of transfer learning and knowledge distillation technologies, the speech recognition model still maintains excellent performance while reducing computing resource consumption. According to the automatic knowledge matching mechanism, the conformity of expert experience and construction specifications is further ensured, and standardization and systematization of construction experience are helped to be achieved. By intelligently generating the guiding problem, the experience of experts can be guided more deeply and comprehensively, efficient sharing and application of construction knowledge are promoted, and the efficiency and quality of enterprises in engineering management are greatly improved.
Owner:CHINA THREE GORGES CORPORATION +1

A classroom teaching quality evaluation method, system and terminal based on a multi-person brain-computer interface

The application belongs to the technical field of brain-computer interface, and relates to a classroom teaching quality evaluation method, system and terminal based on a multi-person brain-computer interface. The evaluation method comprises the following steps: in a pre-class stage, first, second and third evaluation parameters are calculated to obtain first and second grade thresholds; in a class stage, whether the first, second and third evaluation parameters of each student are greater than or equal to the corresponding first grade threshold is judged, if yes, A-level teaching quality is output, if not, whether the first, second and third evaluation parameters are greater than or equal to the corresponding second grade threshold is judged, if yes, B-level teaching quality is output, otherwise, C-level teaching quality is output; and the teaching quality grades corresponding to the three evaluation parameters are weighted and summed to obtain a final teaching quality grade. The application can effectively measure the explicit knowledge level and implicit cognitive level of students, reduce the interruption of traditional methods to teaching activities, avoid environmental noise and interference, enhance the accuracy of classroom teaching quality evaluation, and have stronger cross-scene generalization.
Owner:TIANJIN UNIV

A knowledge retrieval system architecture method and platform

The present invention relates to the field of knowledge retrieval technology, and discloses a knowledge retrieval system architecture method and platform. The method first obtains equipment manuals to construct an explicit knowledge layer, and obtains implicit knowledge to construct a latent knowledge layer; then cross-layer association is performed through three progressive processing layers: bottom-level term alignment mapping, middle-level association matrix construction, and high-level personalized weight dynamic adjustment; finally, a fusion retrieval mechanism is established based on cross-layer association; the present invention solves the problems of separate storage of explicit and implicit knowledge and difficulty in accurate matching of implicit knowledge in traditional retrieval platforms, realizes layered fusion retrieval of the two, allows technical personnel to simultaneously obtain standardized operations and practical experience, and improves retrieval efficiency.
Owner:NANJING ALLPASS INFORMATION IND CO LTD

A knowledge base retrieval enhanced dialog method, system, device, and medium

The application relates to the technical field of dialogue processing, and discloses a dialogue method, system, device and medium with enhanced knowledge base retrieval, wherein the method comprises the following steps: in response to a dialogue context input by a user, performing attribute selection and entity selection on entities in an external knowledge base to obtain a target entity set; configuring corresponding implicit knowledge labels for entities in the target entity set to obtain an implicit knowledge enhanced entity set; wherein the implicit knowledge labels represent labels for distinguishing similar entities in the target entity set; configuring corresponding display knowledge texts for entities in the implicit knowledge enhanced entity set to obtain an explicit knowledge enhanced entity set; wherein the display knowledge texts represent descriptive texts of the entities in the implicit knowledge enhanced entity set; and generating a target response based on the explicit knowledge enhanced entity set and the dialogue context. The technical scheme provided by the application can improve the quality and accuracy of generated replies.
Owner:XIDIAN UNIV +1

Special structured query language generation method and device, equipment and storage medium

The invention provides a special structured query language generation method and device, equipment and a storage medium. The method comprises the steps that a conventional structured query language is converted into a first special structured query language based on a constructed grammar conversion rule; collecting a second special structured query language written manually in a historical business scene, wherein the first special structured query language, the second special structured query language and corresponding text questions, dominant knowledge and implicit knowledge form a special data set; performing parameter fine adjustment on to-be-optimized parameters of the general large language model based on the special data set and a low-rank adaptive parameter adjustment technology to obtain a special structured query language generation model; and obtaining a natural language query demand and real-time metadata of the database, and inputting the natural language query demand and the real-time metadata into the special structured query language generation model to obtain a target structured query language. The accuracy of the target structured query language is improved, and the calculation cost of the target structured query language is reduced.
Owner:武汉达梦数据技术有限公司

Multi-channel man-machine collaborative natural interaction method for explicit implicit knowledge

The invention discloses an implicit knowledge explicit multichannel man-machine collaborative natural interaction method, which comprises the following steps of: (1) analyzing collaborative task sensing nodes taking an operator as a center to obtain a sensing information flow model in a man-machine-ring in a collaborative scene, and researching an explicit and implicit knowledge conversion chain in a man-machine collaborative combat process; step (2), constructing an SECI model of knowledge conversion, representing that there is explicit and implicit knowledge in a collaborative combat man-machine loop closed-loop system, and obtaining knowledge conversion node importance weight under a man-machine collaborative task; step (3), according to knowledge conversion node importance weights, carrying out an eye movement physiological evaluation experiment to obtain a behavior cognitive map fusing multiple perception channels, and explicitly expressing tacit knowledge in multichannel interaction behaviors; and step (4), outputting a multi-channel man-machine collaborative natural interaction method according to the behavior cognitive map. The method provides reference for man-machine collaborative interaction design of a multi-channel interaction system by mining behavior interaction implicit knowledge of an operator.
Owner:NANJING UNIV OF SCI & TECH

Entity-aware sports video caption generation method enhanced by combining explicit and implicit knowledge

This method for generating entity-aware sports video subtitles by combining explicit and implicit knowledge enhancement belongs to the field of video analysis and understanding. Existing traditional video subtitle generation methods have difficulty directly generating text descriptions with player identities and specific scene categories based on the visual content of a video. This invention uses the list of players participating in the game as explicit knowledge to help the model acquire pre-match knowledge. It proposes using learnable vectors to adaptively capture scene-related video features under the guidance of knowledge. Based on the attention mechanism, the relationship between players and video content is modeled to generate entity-related video features. A decoder based on the principle of "scene first, entity later" is proposed to enhance the accuracy and coherence of generated subtitles. The spatiotemporal dynamic information of the video is modeled to capture the temporal and spatial relationships between video frames. The effectiveness of this invention is verified on the basketball datasets VC_NBA_2022 and NSVA and the football dataset Goal.
Owner:BEIJING UNIV OF TECH

Classroom teaching quality evaluation method, system and terminal based on multi-human brain-computer interface

The invention belongs to the technical field of brain-computer interfaces, and relates to a classroom teaching quality evaluation method and system based on a multi-human brain-computer interface, and a terminal. The evaluation method comprises the following steps: respectively calculating I-level grade thresholds and II-level grade thresholds of first, second and third evaluation parameters in a pre-class stage; in the in-class stage, respectively calculating and judging whether first, second and third evaluation parameters of each student individual are greater than or equal to corresponding I-level grade thresholds, if so, outputting A-level teaching quality, if not, judging whether the first, second and third evaluation parameters are greater than or equal to corresponding II-level grade thresholds, if so, outputting B-level teaching quality, and otherwise, outputting C-level teaching quality; and carrying out weighted summation on the teaching quality grades correspondingly output by the three evaluation parameters to obtain a final teaching quality grade. According to the method, the dominant knowledge level and the implicit cognition level of students can be effectively measured, interruption of teaching activities caused by a traditional method is reduced, environmental noise and interference are avoided, the classroom teaching quality evaluation accuracy is enhanced, and higher cross-scene generalization is achieved.
Owner:TIANJIN UNIV

Knowledge retrieval system architecture method and platform

The invention relates to the technical field of knowledge retrieval, and discloses a knowledge retrieval system architecture method and platform, and the method comprises the steps: firstly obtaining an equipment manual to construct an explicit knowledge layer, and obtaining implicit knowledge to construct an implicit knowledge layer; performing cross-layer association through three progressive processing layers including bottom-layer term alignment mapping, middle-layer association matrix construction and high-layer personalized weight dynamic adjustment; and finally, establishing a fusion retrieval mechanism based on cross-layer association. The problems that dominant knowledge and implicit knowledge are stored in a split mode and implicit knowledge is difficult to accurately match in a traditional retrieval platform are solved, hierarchical fusion retrieval of the dominant knowledge and the implicit knowledge is achieved, technicians can synchronously obtain standardized operation and actual experience, and retrieval efficiency is improved.
Owner:NANJING ALLPASS INFORMATION IND CO LTD

Metaphor video understanding enhancement method based on metaphor knowledge graph

PendingCN122454479ASemanticsKnowledge retrieval
The disclosure provides a metaphor video understanding enhancement method based on a metaphor knowledge graph, belonging to the field of multimedia technology. The method comprises: identifying input information to obtain a plurality of source words, each source word being used to represent an object that appears explicitly in the input information; for any source word in the plurality of source words, determining a node in which the source word is located from a metaphor knowledge graph; taking the node in which the source word is located as a starting node, performing multi-hop query in the metaphor knowledge graph according to a preset number of times to obtain a plurality of first target words; processing the input information and the plurality of first target words corresponding to the plurality of source words through a large model to obtain a metaphor interpretation text, the metaphor interpretation text being used to interpret metaphorical semantics in the input information. The above method fuses explicit knowledge retrieval with a large model, which not only improves the accuracy of metaphor interpretation, but also improves the processing efficiency.
Owner:BEIJING DAJIA INTERNET INFORMATION TECH CO LTD +1

Text-to-image model capability verification method and system based on semantic element analysis, terminal equipment and medium

The invention discloses a text-to-image model capability verification method and system based on semantic element analysis, terminal equipment and a medium, and relates to the technical field of artificial intelligence model capability verification, the method comprises the following steps: obtaining domain knowledge, and generating a structured test prompt containing dominant knowledge and implicit knowledge based on the domain knowledge; performing semantic element analysis on the prompt to generate a semantic element table, calculating a coverage rate and complementing missing elements to cover all explicit and implicit knowledge; inputting a prompt into the to-be-evaluated text to the image model, generating a target image and generating process metadata; performing verification and reverse verification by using a pre-training verification model based on the semantic element table to obtain a semantic element verification result; and result aggregation is visualized, and a model capability evaluation report is generated. The method can comprehensively verify the reduction capability of the model to explicit and implicit knowledge, ensures verification traceability, accurately locates model knowledge blind spots, and improves the evaluation reliability.
Owner:SOUTHERN UNIVERSITY OF SCIENCE AND TECHNOLOGY