41 results about "Relational structure" patented technology

The invention discloses a file information association analysis method based on a heterogeneous knowledge graph, which comprises the following steps: collecting and preprocessing multi-modal heterogeneous file information to generate a standardized input data set; establishing a heterogeneous knowledge graph based on the standardized data, and constructing a file and relation structure; modeling a file semantic space by adopting an improved TransH model, and generating semantic embedding representation; a semantic-time double-flow mechanism is introduced, and semantic flow and time flow joint representation is established; a multi-agent collaborative distillation system is constructed, and semantic, time and structure fusion is achieved; and calculating a comprehensive association score of the file and triggering incremental updating and synchronous correction. According to the method, the heterogeneous knowledge graph is constructed, and the improved TransH model, the semantic-time double-fluid mechanism and the multi-agent collaborative distillation system are combined, so that dynamic semantic modeling and accurate association analysis of multi-modal file information are realized.

The invention provides a multi-source heterogeneous data entity alignment method and device and a medium, and relates to the technical field of artificial intelligence. The method comprises the following steps: merging two knowledge maps according to a predicate alignment algorithm to obtain a merged knowledge map; learning semantic abstract embedding and relation structure embedding of each entity in the combined knowledge graph; according to the dependency relationship of words in the attribute text of each entity, performing part-of-speech learning on attribute semantic embedding of each entity; determining a combined embedding vector of each entity according to semantic abstract embedding, relation structure embedding and attribute semantic embedding of each entity; and aligning the entities in the combined knowledge graph according to the combined embedding vectors of the entities. According to the method, the accuracy of knowledge graph entity alignment in the scene of insufficient seed quantity and sparse attribute is effectively improved.

The invention discloses a ship knowledge graph construction method based on a large model and a graph neural network, and the method comprises the steps: carrying out the format conversion and protection type partitioning processing of a professional document, and completing the recursive segmentation through a placeholder protection formula, a table and other structures according to the semantic hierarchy, and obtaining a text block suitable for the extraction of an entity and a relation; extracting domain entities by utilizing a large language model containing thinking chain cues, and positioning candidate entities in combination with an AC automaton so as to improve the coverage rate and accuracy of relation triple extraction; performing new entity backfilling and relation standardization on an extraction result, and constructing an initial knowledge graph with a consistent structure; and inputting the initial knowledge graph into a graph neural network model with directional expansion and a multi-scale decoder, and complementing a missing relationship through link prediction, so that node distribution and a relationship structure of the graph are more complete. According to the method, a continuous processing chain from text preprocessing, knowledge extraction to graph completion is formed.

The invention belongs to the technical field of information retrieval, and discloses a multi-modal patent semantic retrieval method and system.The reliable cross-modal relation is recognized by establishing relation anchor points, extracting local cross-modal relation representation around the anchor points and verifying the cross-modal consistency of the relations, and further, the multi-modal patent semantic retrieval method and system have the advantages that the reliability of the multi-modal patent semantic retrieval is improved; technical features / components and successfully aligned cross-modal relationships are constructed into graph structure representation, and similarity calculation is performed by using a graph matching algorithm, so that the overall logic and details of technical schemes can be more effectively understood, schemes only containing the same technical features but having different relationship structures can be distinguished, and the accuracy of the technical schemes can be improved. The accuracy and correlation of multi-modal patent retrieval can be improved.

The invention discloses an abnormal risk prediction method and device based on an assembly knowledge graph, equipment and a medium, and relates to the technical field of data processing. The method comprises the steps of obtaining multi-source heterogeneous data, performing association and alignment through a unified primary key set, and performing segmentation to generate a time slice data set; and constructing an assembly domain ontology and an assembly knowledge graph mode layer, instantiating the assembly domain ontology by using the time slice data set, and constructing an assembly knowledge graph snapshot sequence. And based on the assembly knowledge graph snapshot sequence, modeling and updating the influence relationship between variables in the assembly process to obtain an assembly process influence relationship structure. And in combination with the assembly knowledge graph snapshot sequence and the assembly process influence relation structure, coding is carried out, the state representation of the next time window is predicted based on the embedding representation of the historical time window, and an abnormal risk score is calculated. When the risk exceeds a threshold value, influence path tracking is carried out, controllable decision variables are screened, candidate intervention schemes are generated, the effects of the candidate intervention schemes are evaluated, and decision suggestions are output.

The invention discloses a zero-sample composite fault diagnosis method based on semantic graph embedding and multi-stage fusion, and the method comprises the following steps: firstly, generating an initial semantic descriptor through manual definition or statistical features according to known fault types, and constructing a fault relation structure diagram to represent the association between types; combining reconstruction, semantic comparison and propagation loss by using a graph convolutional network, and fusing the initial semantics and the relation graph to generate enhanced semantic features; meanwhile, a multi-modal model is constructed to extract vibration, temperature, acoustics and other signal features, and after multi-stage fusion of input-stage cross-modal attention, feature-stage Transform and output-stage semantic alignment, a semantic feature supervision training network is jointly enhanced; and finally, extracting unseen fault features in a zero sample scene and carrying out classified diagnosis. According to the method, through a multi-modal fusion and semantic enhancement strategy, the precision and generalization ability of zero-sample composite fault diagnosis are remarkably improved.

The invention discloses a chip IP interface information automatic analysis and connection modeling method, and relates to the technical field of integrated circuit verification, and the method comprises the steps: multi-source interface information collection: docking a design server through an FTP / SFTP protocol, automatically retrieving and capturing a target file, carrying out format preprocessing, and storing the collected original information through a database; heterogeneous information fusion analysis: extracting port physical attributes and generating machine executable rules by constructing a grammar analyzer and a semantic analyzer respectively, and automatically judging multi-source information contradictions by adopting a three-level judgment mechanism; structuring modeling of the connection relation: constructing a directed graph model of the IP nodes, the signal nodes and the constraint nodes, and automatically executing directed graph model verification; and through a standardized API interface docking verification tool, outputting a model file and a report file in standardized JSON-LD and DOT formats. Through cooperative work of cross-format acquisition, double-engine analysis, structured modeling and standardized output, full-automatic processing of IP interface information is realized.

The invention provides a power grid equipment fault prediction and maintenance scheme generation method. The method comprises the following steps: acquiring a data set; standardizing the data set to obtain a structured data set; based on the structured data set, defining a quintuple relation structure, and establishing a dynamic knowledge graph; constructing an encoder group; based on the data set and the dynamic knowledge graph, fusing the time sequence feature, the text feature and the graph feature by using an encoder group to obtain a fused feature; based on the fusion feature, obtaining a fault classification probability and a decomposition cost item; according to the fault classification probability and the decomposition cost item, determining a corresponding measure set and a feasible time window set in the dynamic knowledge graph to obtain a search space; and based on the search space, determining a target maintenance scheme so as to solve the problem that when an operation maintenance scheme is formulated by a power grid enterprise at present, systematic consideration on the equipment fault probability, the disposal cost and the resource configuration is often lacked, so that the scheme selection cost is high or execution conflicts exist.

The invention discloses a micro-video popularity prediction method based on graph prompt enhancement, relates to the technical field of machine learning, and mainly utilizes a generation retriever driven by a large-scale multi-modal model to create retrieval query with rich context and execute retrieval so as to form a dynamic micro-video support set which effectively reflects an evolution mode. On this basis, the graph-based prompter generates evolutionary prompts by capturing time and relational structures in the support set. The prompts represent the latest trend dynamics, and can be used as a few examples for guiding the pre-training visual language model. By integrating the evolution prompts, the PVLs can more accurately simulate the constantly changing popularity trend, so that stronger and more predictive representation is generated, and the purpose of enhancing popularity prediction is achieved.

The invention provides a code generation method which comprises the steps that a first index used for accessing a knowledge base is determined according to a target problem, the target problem is a function to be achieved through a target code described through a natural language, the knowledge base comprises a mapping relation between a code segment and a structured view, and the structured view is used for representing a semantic and logical relation of the code segment; according to the first index, querying a knowledge base to obtain a first mapping relation associated with the first index; and inputting the target question and prompt information into a code generation model (LLM) to obtain a target code of the target question, the prompt information being associated with the first mapping relationship. According to the scheme provided by the invention, when the code is generated, the target code is generated in combination with the prompt information, and the prompt information can stimulate the context learning ability of LLM, so that the code generation effect is improved, and the accuracy of the generated target code is improved.

The present disclosure relates to a data model establishing method and device, and a clinical auxiliary decision method and device. The data model establishing method comprises: field disassembling historical data according to different disease categories; structured processing is performed according to the fields obtained by disassembling to form a structured output rule; and a disease data model is established according to the structured output rule combined with clinical data. The present disclosure also relates to a data model establishing device, an electronic device and a computer readable medium, and a clinical auxiliary decision method, device, electronic device and computer readable medium based on the data model establishing method. The structured output rule is generated by structured processing of diseases, and the clinical data is saved in a relational structure in a database according to the rule to form a data model, so that the clinical data can be effectively utilized, the interconnection and intercommunication between data can be realized, and the research conversion rate can be improved.

The application discloses a kind of based on binary tree's multi-connection system diagram automatic generation and updating method and system, comprising: setting the style of multi-connection system diagram, the type of associated label parameter;Read the floor information of BIM model, traverse floor, read the outdoor unit of each floor;With each outdoor unit as the root node of binary tree, find the other device connected as child node, construct binary tree type relationship structure, generate binary tree array;Generate floor table and drawing name, traverse the binary tree array, on the corresponding floor in floor table corresponding device graphics is drawn using the mode of pre-order traversal to each binary tree, and is labeled, obtains multi-connection system diagram;If BIM model is modified, according to the modification in BIM model updates binary tree type relationship structure, and generates the multi-connection system diagram after being updated again.The application solves the problem that multi-connection system diagram is automatically generated difficult, changes difficult, low efficiency and error-prone.

Provided herein are systems and methods for querying data. The method comprises: (a) receiving a input query from a user to examine an object; (b) traversing a graph to identify one or more resources for collecting data based on the input query, the relational structure is a multi-layered stack; and (c) aggregating the data to construct a view for the object. The view comprises information about metadata of the object or a relationship between the object and the one or more resources.

The application relates to the field of natural language processing, and discloses a cross-language entity alignment method and system based on relationship semantic enhancement, which comprises the following steps: constructing entity initial embedding and relationship embedding representation of a cross-language knowledge graph; a key neighbor screening stage; screening key neighbor entities with structural matching and semantic matching based on an entity similarity matrix and a relationship similarity matrix and in combination with a preset semantic correlation threshold; neighbor-enhanced entity embedding updating; adopting a graph attention network to fuse semantic features of target entities and key neighbors thereof, and generating context-aware entity embedding; semantic consistency alignment propagation: first-order entity feature alignment and second-order relationship structure alignment are jointly optimized through a shared permutation matrix; dynamic seed expansion iteration: high-confidence unaligned entity pairs are dynamically identified according to Manhattan distances of entity embedding, entity pairs with distances lower than a threshold are added to a seed set, and the foregoing steps are iteratively executed until convergence.

The invention discloses a DAG-based block chain consensus method, which ensures the uniqueness and availability of blocks in a DAG by constructing a reliable broadcast algorithm under a new hybrid model. And meanwhile, throughput is improved by utilizing a DAG structure, a rapid confirmation path is fused and added to realize rapid confirmation and reduce delay, and then the activity of the protocol is ensured through a coin confirmation path. According to the method, a main-free design is introduced into a hybrid algorithm design, a multi-proposal architecture is adopted, block relationships of blocks of proposals are structured through a directed acyclic graph (DAG), and the activity and security of a system are ensured by using a random algorithm and a time hypothesis. In addition, by introducing a rapid confirmation condition, the delay is reduced while the throughput capacity of the protocol is ensured. The consensus of the blocks can be completed in the fastest four rounds of communication, and most of the blocks can complete the consensus of the blocks in the six rounds of communication, so that the low time delay of the block consensus process is ensured, and the responsiveness of the system is improved.

This invention relates to the field of data processing technology, and in particular to a judicial information retrieval method and system based on graph neural networks. The method includes: extracting key information from judicial case text data using named entity recognition and relation extraction tools to obtain legal fact case subgraphs and legal issue case subgraphs; enhancing the structural information of the legal fact case subgraphs and legal issue case subgraphs through topology enhancement; encoding case text information and structural information using a pre-trained language model; guiding model training based on a multi-level loss function system, integrating cross-subgraph contrast loss and structural consistency loss; and using a graph neural network model to introduce a global attention mechanism for feature extraction and aggregation of the legal fact case subgraphs and legal issue case subgraphs. This model effectively encodes the complex relational structures in legal documents using graph learning algorithms, language modeling techniques, and contrastive learning methods, thereby achieving accurate matching and retrieval of relevant cases.

This application provides a low-code platform data modeling method and system based on Dataset technology, relating to the field of low-code technology. The method acquires configuration information of a target business object, generates structured metadata based on the configuration information, and generates an application component including a strategy evaluation engine. During the operation of the application component, the engine monitors the data status in real time and dynamically adjusts the behavior or relational structure of the application component when the policy rule conditions are met, without modifying the generated source code. To improve the efficiency of large-scale rule processing, the method extracts conditional expressions and adjustment instructions from the policy rules, identifies dependencies, calculates structural and temporal correlation weights accordingly, generates predictive hybrid weights, and performs clustering. This solution improves strategy evaluation performance, supports dynamic business adaptive modeling, and is suitable for digital transformation scenarios.

This invention discloses a training method, conversion method, apparatus, device, and medium for a language conversion model, belonging to the field of computer technology, and solves the problem of high training difficulty caused by the complexity of the model structure. The method includes: concatenating column name information from a natural language query sequence and a semantic matching association table into a long sequence; training a pre-constructed language conversion model based on the long sequence information to obtain a trained language conversion model. The language conversion model is used to determine the correspondence between the natural language sequence and the structured query language sequence, which includes selection clauses and conditional clauses. During the model training process, a first decoder is used to determine the prediction result of the selection clause based on its features, and a second decoder is used to obtain the prediction result of the conditional clause based on its features. This method can reduce the difficulty of model training.

The present invention utilizes the role of semantic relevance and relational structure relevance in association relationship reasoning, and proposes a knowledge graph embedding method based on the fusion of semantics and relational structure embedding. It is suitable for the embedding and reasoning of all knowledge graphs that contain both entity descriptions and association relationships. Compared with the knowledge graph embedding methods based purely on semantic embedding and purely on relational structure embedding, the present invention has good performance in knowledge graph association prediction tasks, entity prediction tasks and unknown entity sample prediction tasks.

An embodiment of the present invention discloses a data lineage relationship management method, system and storage medium, which can reduce the management complexity of data lineage relationships and improve query efficiency. The method may include: a data construction parser; a syntax tree construction parser connected to the data construction parser; a graph database module connected to the syntax tree construction parser; wherein the data construction parser is used to parse the data source change data sent from the business system to obtain data lineage relationship structure data; the syntax tree construction parser is used to convert the data lineage relationship structure data into a multi-layer syntax tree instance adapted to the graph database module; the graph database module is used to store and manage graph structure data corresponding to the multi-layer syntax tree instance, the graph structure data is used to represent the graph attribute data of each node in the multi-layer syntax tree instance and the data lineage relationship path between different nodes; the graph attribute data includes the data table and / or data table field corresponding to each node.

This application belongs to the field of information retrieval technology and discloses a multimodal patent semantic retrieval method and system. By establishing relation anchor points, extracting local cross-modal relation representations around the anchor points, and verifying the cross-modal consistency of these relations, reliable cross-modal relations can be identified. Furthermore, technical features / components and successfully aligned cross-modal relations are constructed into a graph structure representation, and a graph matching algorithm is used to calculate similarity. As a result, the overall logic and details of the technical solution can be understood more effectively, and solutions containing only the same technical features but with different relational structures can be distinguished, thereby improving the accuracy and relevance of multimodal patent retrieval.

The invention discloses an integrated classifier multiplexing model fine tuning method and system, belongs to the technical field of artificial intelligence, and aims to solve the problems of feature structure damage and generalization ability reduction caused by hard masks after pruning of an existing model. The method comprises the following steps: constructing a virtual teacher model in a self-adaptive weighting manner based on the accuracy rates of local models of a plurality of clients on a public verification set; taking the pruned global model as a student model, performing multi-level knowledge distillation fine tuning by using a public data set, and covering output logic value alignment, middle layer feature map alignment and inter-class relation structure alignment; and repairing pruning damage through combined optimization of a composite loss function. The system comprises a data and model acquisition module, a virtual teacher model construction module, a composite loss calculation module and a parameter optimization module. According to the method, the performance and generalization ability of the pruning model can be effectively improved, and collaborative optimization of compression and precision is realized.

The invention discloses a data structure conversion method and device, electronic equipment and a storage medium, and relates to the technical field of databases. The method comprises the steps of obtaining a data table of a relation structure with an incidence relation; extracting at least one row data from the data table, and determining at least one graph node; obtaining foreign keys existing in primary keys in the data table, and determining graph nodes according to row data of the foreign keys and graph edges between the graph nodes generated by the fields with the incidence relation; aiming at each generated graph edge, generating a row positioning identifier according to the physical address of the row data of the graph edge index, and adding the row positioning identifier into the relation attribute of the graph edge; generating an adjacency list according to each graph node and each graph edge; and determining each graph node, each graph edge and the adjacency table as graph structure data of the data table. According to the embodiment of the invention, the graph structure data conversion accuracy and the depth query efficiency can be improved.

Methods and systems for optimizing grouping for enhanced access control and risk mitigation. The method includes obtaining user data including data associated with a plurality of users and a plurality of groups, and access data including data associated with a plurality of data objects and corresponding access information. The method includes determining a first mapping information between each of the plurality of groups with corresponding users of the plurality of users based on the user data, and determining a second mapping information between each of the plurality of data objects with corresponding users of the plurality of users based on the access data. The method includes generating a cluster dataset representing a plurality of clusters based at least on processing of a relational structure between the first mapping information and the second mapping information. The plurality of clusters represent newly generated groups of the plurality of users.

The invention discloses a potential supplier recommendation method based on a knowledge graph enhanced relational graph convolutional network, and relates to the technical field of convolutional networks, and the method comprises the steps: firstly collecting supply chain data, carrying out the preprocessing and rule matching, screening entities and relationships, carrying out the standardization, and constructing a supply chain knowledge graph; processing the knowledge graph by using a relational graph convolutional network to obtain an enhanced model; training the model and predicting the cooperation possibility of the supplier and the customer; and finally, if the evaluation result does not reach the standard, training is repeated until the expectation is met. According to the method, a supply chain knowledge graph is constructed to capture a multivariate relation, a relation graph convolutional network is used for modeling a multi-relation structure, entity embedding containing structures and semantics is generated, the problem that a traditional system processes a complex relation is solved, the effect is better than that of models such as the graph convolutional network, over-fitting is avoided by combining a loss function and regularization, entity representation is enriched by the knowledge graph, and the method has a good application prospect. And multi-relation modeling improves interpretability, provides insight for decision making, and assists in improving the toughness of the supply chain.

The invention discloses a method for structuring a complex machining matching relation of an aerospace servo valve. The method comprises the following steps of: determining a part size matching characteristic and a part matching type; determining a parent item part and a child item part; determining matching logic between the parent part and the subitem part, obtaining a matching logic mathematical model according to the matching logic, and obtaining a size matching characteristic value of the subitem part according to the matching logic mathematical model; creating matched basic data in the CAPP system; creating a structural process of a parent part and a structural process of a subitem part in a CAPP system; obtaining a matching relationship between the parent part and the subitem part, parent part attributes, subitem part attributes and matching attributes of the parent part and the subitem part; and obtaining associated data of the parent item part and the child item part. According to the method, the working efficiency, the normalization and the accuracy are improved, and the structuralization requirement of quality data is met.

The invention discloses a graph data storage method and device, a graph data query method and device, equipment and a medium. According to the graph data storage method, after a graph data write-in request is received, the graph data write-in request is analyzed, and data of nodes or edges are extracted. And constructing a graph relation structure in the memory according to the extracted data of the nodes or the edges. And constructing at least one sub-graph according to the graph relation structure. And writing the at least one sub-graph into a disk in a log file form, and recording the unique identifier of the node or the edge of the at least one sub-graph and the file storage position of the at least one sub-graph in a metadata storage system. The graph data query method comprises the following steps: after receiving a query statement input by a user, analyzing the query statement to obtain a corresponding query parameter, after obtaining a unique identifier of a node or an edge according to the query parameter, querying in a disk and a sub-graph file of a metadata storage system according to a query plan, and outputting a query result. Therefore, the graph data storage and query efficiency can be effectively improved.

This invention discloses a method and system for updating entities in a knowledge graph. The method involves acquiring a new knowledge graph and an original knowledge graph; calculating a name attribute similarity matrix based on the name attribute of the new and original knowledge graphs; calculating an entity relation similarity matrix based on the entity relation structure triples of the new and original knowledge graphs; fusing the name attribute similarity matrix and the entity relation similarity matrix to obtain the entities corresponding to the new knowledge graph; and updating the original knowledge graph with the entities corresponding to the new knowledge graph. Advantages: Based on research on multi-attention entity alignment, this invention proposes a method for entity alignment in the fault diagnosis domain knowledge graph that combines the name attribute of long texts with relation structure similarity calculation. A knowledge graph update tool was developed based on this method. Through case testing and practical use, the accuracy of entity alignment and the efficiency of knowledge graph updates have been effectively improved.

A computer-implemented method including, upon launch of a browser session on a client-side web application, obtaining state data in a first relational structure from a database of a server. The method also can include generating, at the client-side web application, a graph comprising vertices and edges to represent the state data in a second relational structure. The second relational structure of the graph can be different from the first relational structure. The client-side web application can be configured to perform data operations on the state data using the graph. Other embodiments are described.

The application relates to a tree data rendering method combining pagination request and preloading, and belongs to the field of data processing systems.The method comprises the following steps: initially loading only top node information of the outermost level; when receiving a next-level node request of a user, following the user's scrolling or clicking to expand the node, loading and rendering corresponding deep-level child node data; listening to the cross degree of the tree node and the visible parent container, judging whether the next pagination request is triggered, and combining a micro task queue to realize preloading of the tree node; rendering a corresponding number of tree DOM nodes step by step until the preset maximum number of DOM nodes is reached, calculating and updating a node list to be rendered; according to a filtered data source, finding and taking out corresponding DOM nodes in a WeakMap cache object, assembling the DOM nodes into a relational structure, and then rendering and constructing a new tree. The method can batch request and render tree data in the form of pagination request, and improves the interface response speed and the rendering speed of the initialization tree interface.