Document Comparison System for Blocky Content Recognition

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Solution Overview

Problem

Existing document comparison methods fail to accurately recognize and compare table, picture, and multi-page content, leading to excessive false positives due to the lack of support for block result recognition.

Innovation Solution

An information processing method and apparatus that acquires and displays both electronic and scanned versions of a document side-by-side, and compares them to display the comparison results of blocky content, including pictures, tables, and newly added pages, in a dedicated area.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If existing document comparison methods are used, then text comparison can be performed, but blocky content (pictures, tables, multi-page content) cannot be recognized and compared, leading to excessive false positives

Engineering Contradiction:
Improvecomparison accuracyVSAvoidsupport for blocky content types
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The patent segments the document comparison process into distinct modules: text comparison module, picture comparison module, table comparison module, and multi-page addition module. Each module handles specific content types independently, enabling accurate recognition and comparison of blocky content while maintaining overall system precision.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent creates a universal document comparison system that can handle multiple content types (text, pictures, tables, multi-page content) through a single integrated platform. The system uses multiple comparison modules that work together to provide versatile support for different document elements, eliminating the need for separate comparison tools.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Ease of operation

If existing comparison methods return only difference results, then processing is simple, but users cannot view the original and comparison documents side-by-side for contextual understanding

Engineering Contradiction:
Improveuser convenienceVSAvoidcontextual information
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The patent adds a spatial dimension to document comparison by displaying the original document and comparison document side-by-side in a split-screen interface. This dimensional change allows users to view both documents simultaneously with their contextual information intact, while still providing difference highlighting for easy operation.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Reliability

If blocky content recognition is not supported, then the system is simpler, but false positives increase and comparison reliability decreases

Engineering Contradiction:
Improvecomparison reliabilityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent divides the comparison system into specialized modules for different content types. Each module (text comparison, picture comparison, table comparison) is designed to handle specific content with high reliability, reducing false positives while keeping individual module complexity manageable.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces an intermediary analysis layer that identifies and routes different content types (text, pictures, tables) to appropriate comparison modules. This intermediary structure enables reliable blocky content recognition while managing system complexity through organized modularity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20250028898A1Information processing method and apparatus, terminal and storage medium
Publication Date: 2025.01.23 BEIJING ZITIAO NETWORK TECH CO LTD
  • US20250028898A1 patent drawing
  • US20250028898A1 patent drawing
  • US20250028898A1 patent drawing

AI summary

The present disclosure provides an information processing method and apparatus, a terminal and a storage medium. The information processing method includes: obtaining a first type document and a second type document of a preset file, and displaying the first type document and the second type document in a first area of a page, wherein the first type document is an electronic version of the preset file, and the second type document is a scanning version of the preset file; and comparing the first type document with the second type document, and displaying a comparison result of blocky content in a second area of the page, wherein the blocky content includes a picture, a table and/or a newly added page.