Image Recognition Device Using Pair Object Reliability

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Solution Overview

Problem

Current image recognition technologies fail to accurately identify and modify the recognition of display objects within images, beyond recognizing letter strings, which limits their effectiveness in general object recognition.

Innovation Solution

An image recognition device and method that select a change object with low reliability, pair it with a more reliable object, and modify its recognition result using a pair information list to improve accuracy, incorporating a change object selecting unit, pair object selecting unit, and recognition processing unit.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If image recognition is performed based on shape, color, behavior alone, then the recognition process is simple, but the accuracy of identifying display objects is insufficient

Engineering Contradiction:
Improveaccuracy of identifying display objectsVSAvoidcomplexity of recognition process
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent introduces pair information as an intermediary element that mediates between the recognized objects and the final identification result. By incorporating relationships between objects (pair information) into the recognition process, the system can accurately identify display objects without significantly increasing processing complexity, thus resolving the contradiction between accuracy and complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If letter string recognition with modification is performed using word registration information, then the recognition accuracy for text is improved, but no technique exists for recognizing and modifying general display objects

Engineering Contradiction:
Improvecapability to recognize different object typesVSAvoidreliability of recognition result
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent creates a universal recognition framework that can handle both letter strings and general display objects using the same pair information-based modification mechanism. The recognition processing unit applies identical modification logic regardless of object type, enabling the system to accurately identify diverse objects while maintaining reliability through consistent application of pair information verification.

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

Data Source

PatentUS9396407B2Image recognition device, recording medium, and image recognition method
Publication Date: 2016.07.19 OMRON CORP
  • US9396407B2 patent drawing
  • US9396407B2 patent drawing
  • US9396407B2 patent drawing

AI summary

An image recognition device for recognizing respective types of display objects appearing in an image is provided, the image recognition device comprising: a change object selecting unit configured to select a change object, a target whose recognition result is to be modified, from the display objects and to determine that a type of each determined object is a type of one of recognition candidates which has the highest degree of reliability, the determined objects being not the change object; a pair object selecting unit configured to select a pair object from the determined objects, the pair object making a pair with the change object; and a recognition processing unit configured to modify the recognition result of the change object and to identify the change object, on the basis of a pair information list that indicates an object type associated with a type of the pair object.