Semantic Template Retrieval System for Document Automation

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Solution Overview

Problem

Current template-based document generation systems face inefficiencies in selecting relevant templates due to the complexity of semantic information and the need for manual indexing, leading to poor recall and precision, especially in domains like medicine where non-stereotyped knowledge is prevalent, and users face burdensome query formulation and information transfer processes.

Innovation Solution

A high precision semantic template retrieval system that maps sentences from a new document to semantic propositions, using a semantic knowledge base to retrieve relevant templates with a visual interface for rapid selection and transfer of content, allowing for near real-time retrieval and easy integration of new documents into existing templates.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If manual indexing and query formulation are used for template selection, then system complexity is reduced, but retrieval precision and recall deteriorate

Engineering Contradiction:
Improvesystem complexityVSAvoidretrieval precision
Core Design Contradiction:
Device complexityVSMeasurement precision

Solution Approach 1:

The patent introduces semantic indexing as an intermediary layer between manual query formulation and template retrieval. The system automatically extracts semantic propositions from user input and matches them against indexed templates, eliminating the need for complex manual query formulation while significantly improving retrieval precision through semantic understanding rather than simple keyword matching.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent replaces the mechanical process of manual indexing and query formulation with an automated semantic processing system. Natural language input is automatically transformed into semantic propositions that are matched against the template repository, substituting manual operations with intelligent automated processing that improves both precision and user experience.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If more templates are created to cover complex information, then the probability of finding a relevant template increases, but the cost and effort of building and selecting templates increases

Engineering Contradiction:
Improvetemplate relevanceVSAvoidtemplate building and selection time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system enables self-service template selection through automated semantic matching. Instead of requiring users to manually build and select from numerous templates, the system automatically processes user input, extracts semantic propositions, and retrieves relevant templates based on semantic similarity, making the template selection process autonomous and efficient.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent transforms the template selection process by changing the matching parameter from simple keyword or structural comparison to semantic proposition matching. This parameter change allows the system to handle complex information more effectively while reducing the time required for template selection, as semantic matching can distinguish between truly relevant templates and those that merely share surface-level similarities.

Inventive Principle:
Principle #35Parameter changes

3Measurement precision

If automated semantic indexing is implemented, then retrieval precision improves, but device complexity and processing time increase

Engineering Contradiction:
Improveretrieval precisionVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent segments the complex task of semantic indexing into manageable components: sentence-level processing, proposition extraction, and template matching. By breaking down the overall process into discrete, independent stages, the system achieves high retrieval precision while keeping implementation complexity manageable through modular design.

Inventive Principle:
Principle #1Segmentation

4Measurement precision

If users must formulate explicit queries to find templates, then retrieval precision may improve, but ease of operation deteriorates

Engineering Contradiction:
Improveretrieval precisionVSAvoidquery formulation ease
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The system performs self-service by automatically extracting semantic propositions from user input without requiring explicit query formulation. Users simply provide their information needs in natural language, and the system handles the complex task of translating this into precise semantic queries, thereby maintaining high retrieval precision while dramatically improving ease of operation.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS7492949B1Process and system for the semantic selection of document templates
Publication Date: 2009.02.17 ASAPP INC
  • US7492949B1 patent drawing
  • US7492949B1 patent drawing
  • US7492949B1 patent drawing

AI summary

Document templates could improve the speed, cost, and quality of documentation if appropriate templates could be located without undue selection burden. Semantic retrieval (IR) can greatly improve the precision of finding relevant document templates. The present invention discloses a process which implements a semantic information retrieval system to locate template documents, using as search vectors the semantic content of sentences from a new partially completed document. The system enables the author to quickly and easily transfer sentences from template documents into the new document. The system provides options for the author to match against specialized template collections and subsets of template documents. A significant advantage of the present invention over other template based methods is ability to retrieve a relevant template document when there are many thousands of exemplar documents without having to construct a formal query.