Character Recognition Display Alignment for Handwritten Input Correction

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Solution Overview

Problem

Handwritten characters with varying spacing and size in character recognition processes make it difficult to intuitively associate and correct characters when their images and recognition results are displayed one above the other, leading to incorrect positioning and identification challenges.

Innovation Solution

An information processing apparatus that acquires and displays characters in a uniform size and adjusted positions to indicate correspondence between the character image and recognition result, ensuring accurate alignment and easy comparison for correction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If character images and recognition results are displayed one above the other for easy comparison, then the comparison function is improved, but the positioning accuracy deteriorates because handwritten characters vary in spacing and size causing incorrect alignment

Engineering Contradiction:
Improveease of comparisonVSAvoidpositioning accuracy
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The system dynamically adjusts display parameters (position and size) of character images based on their corresponding recognition result positions. Specifically, the display position and size of each character image are changed according to the position and size of its recognized character, ensuring proper alignment while maintaining the one-above-the-other display structure for easy comparison

Inventive Principle:
Principle #35Parameter changes

2Reliability

If character images are displayed in their original varying sizes and spacing, then the authenticity of the character image is preserved, but the association with recognition results becomes difficult due to positioning mismatches

Engineering Contradiction:
Improvecharacter image authenticityVSAvoidcharacter association difficulty
Core Design Contradiction:
ReliabilityVSDifficulty of detecting and measuring

Solution Approach 1:

The display parameters of character images are selectively adjusted based on correspondence relationships with recognition results. The position and size of each character image are modified according to the position and size of its recognized character, making association intuitive while preserving the essential authenticity of the character images

Inventive Principle:
Principle #35Parameter changes

3Manufacturing precision

If characters are displayed in uniform size and adjusted positions to indicate correspondence, then the positioning accuracy is improved, but the display complexity increases due to additional adjustment operations

Engineering Contradiction:
Improvepositioning accuracyVSAvoiddisplay adjustment complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The system automatically adjusts display parameters (position and size) of character images based on the correspondence with recognition results. This automated parameter adjustment achieves precise alignment without requiring complex manual intervention, as the adjustment is performed based on pre-acquired position and size information of recognized characters

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11348331B2Information processing apparatus and non-transitory computer readable medium
Publication Date: 2022.05.31 FUJIFILM BUSINESS INNOVATION CORP
  • US11348331B2 patent drawing
  • US11348331B2 patent drawing
  • US11348331B2 patent drawing

AI summary

An information processing apparatus includes a processor configured to acquire (i) an image including characters and (ii) a character-recognition result obtained by applying character recognition on the image, and display, to a viewer of the character-recognition result, each character in the image and a recognized character corresponding to the character in a uniform size and at positions adjusted to indicate correspondence between the character and the recognized character.