Hierarchical Metadata Schema for Interoperability and Security
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Solution Overview
Problem
Current metadata management systems face challenges in creating and managing hierarchical metadata schemas, particularly in ensuring data security, interoperability, and accurate metadata representation across different languages and formats, leading to data loss and compliance issues.
Innovation Solution
A method and system for generating and managing metadata schemas that include determining metadata descriptors and constraints, creating interoperability definitions, and using structured definition language to enable dynamic interchange and secure sharing of metadata, ensuring compatibility and security across various metadata formats and languages.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If limited Name Value Pairs are used for metadata, then device complexity is reduced, but measurement precision of metadata sensitivity deteriorates
Solution Approach 1:
The patent segments the flat Name Value Pair metadata structure into a hierarchical schema with multiple levels (schema, namespace, element, attribute). This segmentation allows for more precise metadata representation while maintaining manageable complexity through structured organization. The hierarchical breakdown enables specific sensitivity tagging at different levels without overwhelming complexity.
Solution Approach 2:
The patent introduces a new dimensional structure by transforming the two-dimensional Name Value Pair into a multi-dimensional hierarchical schema with dimensions including schema level, namespace level, element level, and attribute level. This dimensional expansion enables more precise metadata sensitivity measurement while organizing complexity across multiple hierarchical layers rather than a flat structure.
2Measurement precision
If content scanning is performed to determine sensitivity, then metadata accuracy improves, but loss of time increases
Solution Approach 1:
The patent implements preliminary action by pre-defining hierarchical metadata schemas with sensitivity classifications before actual metadata assignment. The schema structure, namespaces, and sensitivity rules are established in advance, allowing rapid metadata assignment without requiring real-time content scanning. This pre-configuration enables fast metadata application while maintaining accuracy through the structured schema framework.
Solution Approach 2:
The patent uses copying by providing templates and reusable schema definitions that can be replicated across multiple information objects. Instead of scanning each document's content individually, the system copies pre-defined sensitivity metadata from templates based on document type, department, or other high-level criteria, dramatically reducing processing time while maintaining consistent sensitivity classification.
3Measurement precision
If document format scanning is performed, then metadata completeness improves, but device complexity increases
Solution Approach 1:
The patent implements universality by creating a format-agnostic hierarchical metadata schema that can be applied to multiple document types and formats without requiring format-specific scanning logic. The schema uses universal elements and attributes that work across different document formats, eliminating the need for complex format-detection and format-specific processing while maintaining metadata completeness through the standardized hierarchical structure.
4Adaptability or versatility
If hierarchical metadata schema is implemented, then adaptability of metadata to different applications improves, but device complexity increases
Solution Approach 1:
The patent segments the metadata schema into hierarchical layers (schema, namespace, element, attribute) that can be independently configured and applied. This segmentation allows different applications to select and combine only the relevant portions of the hierarchy needed for their specific purposes, enhancing adaptability while managing complexity through modular, reusable schema components rather than requiring the entire hierarchy to be managed at once.
Solution Approach 2:
The patent enables partial application of the hierarchical metadata schema where applications can use only the subset of schema elements and attributes relevant to their specific needs. Rather than requiring full schema implementation, systems can apply partial metadata hierarchies appropriate to their context, improving adaptability while reducing the complexity burden on individual applications by allowing selective schema adoption.
Data Source
AI summary
A method of metadata management is provided. Metadata associated with information objects is important in the management and classification of electronic information referred to as information objects. A metadata schema structure definition is defined enabling a metadata schema to be applied to the information objects to ensure consistent creation and management of hierarchical metadata across and organization and interoperability between different metadata schemas.