Dynamic Tag Management for Accurate Data Search

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Solution Overview

Problem

Existing ontology-based data access systems fail to accurately find desired data when the storage location or content of the data changes, leading to mismatches between tags and actual data.

Innovation Solution

A data search system with a host server that manages tag management information, associating search tags with storage locations and updating these associations based on data content and storage location changes, ensuring that tags are updated to correctly find desired data even when the content or storage location changes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If ontology-based data access is used with static tag mapping, then data search efficiency is improved, but data accuracy deteriorates when data content or storage location changes

Engineering Contradiction:
Improvedata search efficiencyVSAvoiddata search accuracy
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent transforms the static tag mapping system into a dynamic one by continuously updating tag management information when data content or storage location changes. The host server monitors data changes and automatically updates the mapping between tags and data locations, ensuring the system adapts to changing data states while maintaining efficient tag-based search capabilities

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent implements a feedback mechanism where the system detects changes in data content or storage location and automatically triggers updates to the tag management information. This closed-loop approach ensures that tag mappings remain synchronized with actual data states, resolving the contradiction between search efficiency and accuracy

Inventive Principle:
Principle #23Feedback

2Reliability

If tag mapping is updated continuously to maintain accuracy, then data search reliability is improved, but system complexity increases

Engineering Contradiction:
Improvedata search accuracyVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces a host server as an intermediary between the storage system and the tag management system. This intermediary centralizes the logic for detecting data changes and updating tag mappings, simplifying the overall system architecture while maintaining high reliability. The host server acts as a coordinator that manages the complexity of continuous updates without burdening the underlying storage or search components

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11853260B2Data search system and data search method
Publication Date: 2023.12.26 HITACHI LTD
  • US11853260B2 patent drawing
  • US11853260B2 patent drawing
  • US11853260B2 patent drawing

AI summary

A data search system includes an agent server that includes a storage and stores data in the storage, and a host server that manages tag management information in which a tag as a term for searching the data and a storage as a storage location of the data are associated with the data, receives a query including a search designation tag, and acquires data associated with the search designation tag from the storage location of the data by referring to the tag management information and responds to the query. The host server continuously updates the tag management information according to content and the storage location of the data.