Image Selection for Moving Object Feature Extraction

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Solution Overview

Problem

Object recognition processing in systems involving moving objects is inefficient, leading to bottlenecks and reduced convenience, as it requires objects to be stationary during recognition, slowing down system operations and increasing complexity.

Innovation Solution

An information processing apparatus with a detection unit to identify objects in captured images and a determination unit to select the most suitable images for feature extraction, reducing the number of images needed for recognition and enhancing processing efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If object recognition processing is performed on multiple captured images to ensure accurate identification, then recognition precision is improved, but processing time increases and system productivity deteriorates

Engineering Contradiction:
Improverecognition precisionVSAvoidprocessing speed
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The patent extracts only the most suitable captured image for feature extraction based on predetermined evaluation criteria (image quality, object position, lighting conditions). By selecting one optimal image from multiple captured images instead of processing all of them, the system maintains high recognition precision while significantly reducing processing time and computational resources.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent changes the parameter of image selection from processing all captured images to processing only the most suitable image based on evaluated parameters such as image quality, object position, and lighting conditions. This parameter-based selection approach optimizes the balance between recognition precision and processing efficiency.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If feature extraction is performed on all captured images to ensure comprehensive object analysis, then recognition reliability is improved, but computer resource consumption increases

Engineering Contradiction:
Improverecognition reliabilityVSAvoidcomputer resource consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The patent extracts and processes only the most suitable captured image for feature extraction based on predetermined evaluation criteria. By eliminating the need to perform feature extraction on all captured images and processing only one optimal image, the system maintains high recognition reliability while significantly reducing computer resource consumption including CPU usage, memory requirements, and processing time.

Inventive Principle:
Principle #2Taking out (Extraction)

3Measurement precision

If multiple images are processed for moving objects to maintain recognition accuracy, then measurement precision is improved, but the complexity of controlling object movement increases

Engineering Contradiction:
Improverecognition accuracyVSAvoidsystem operation complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent enables the system to automatically evaluate and select the most suitable captured image for moving objects based on predetermined criteria without requiring external control or intervention. The system autonomously handles the selection process by evaluating image quality, object position, and other parameters, thereby maintaining recognition accuracy while reducing operational complexity.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11812131B2Determination of appropriate image suitable for feature extraction of object from among captured images in which object is detected
Publication Date: 2023.11.07 NEC CORP
  • US11812131B2 patent drawing
  • US11812131B2 patent drawing
  • US11812131B2 patent drawing

AI summary

An information processing apparatus (2000) detects an object (30) from each of a plurality of captured images (20) generated by an image capture apparatus (10). The information processing apparatus (2000) further determines, for each detected object (30), an appropriate image being a captured image (20) suitable for feature extraction of the object (30) from among a plurality of captured images (20) in which the object (30) is detected.