AI Model Candidate Box Size Refinement for Grid Object Detection

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Solution Overview

Problem

Existing image recognition systems face challenges in accurately detecting objects in images arranged in a grid format, often resulting in inaccurate location estimation and inconvenience in manually drawing patterns.

Innovation Solution

An electronic device equipped with a processor and memory that applies images to an artificial intelligence model to generate candidate boxes for objects, with a loss function used to adjust the sizes of these boxes to reduce size differences, thereby improving detection accuracy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If objects are arranged in a grid format for image recognition, then the structured organization facilitates processing, but the location estimation accuracy deteriorates

Engineering Contradiction:
Improveprocessing organizationVSAvoidlocation estimation accuracy
Core Design Contradiction:
Ease of manufactureVSMeasurement precision

Solution Approach 1:

The patent divides the grid-based detection problem into multiple candidate boxes for each object, where each candidate box represents a possible location and size. The AI model generates multiple segmented hypotheses rather than a single grid-aligned detection, allowing precise location estimation while maintaining grid processing benefits.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces dynamic adjustment of candidate box sizes through a loss function that optimizes the difference between adjacent boxes. This dynamic sizing mechanism allows the system to adapt box dimensions to actual object boundaries rather than being constrained by fixed grid cells, improving location accuracy.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If manual pattern drawing is required for object detection, then customization is possible, but operational convenience deteriorates

Engineering Contradiction:
Improvedetection customizationVSAvoidoperational convenience
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent enables the system to automatically generate and optimize candidate boxes without requiring manual pattern drawing. The AI model self-adjusts the detection boxes based on the loss function that minimizes size differences between adjacent objects, providing both customization and convenience simultaneously.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent performs preliminary generation of multiple candidate boxes before final detection, allowing the system to pre-compute possible object locations and sizes. This preliminary action eliminates the need for manual pattern drawing while maintaining detection accuracy through automated optimization.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If candidate boxes are generated for each object, then detection completeness is improved, but the size difference between adjacent boxes increases

Engineering Contradiction:
Improvedetection completenessVSAvoidbox size consistency
Core Design Contradiction:
ReliabilityVSManufacturing precision

Solution Approach 1:

The patent implements a feedback mechanism through the loss function that continuously monitors and adjusts the size difference between adjacent candidate boxes. The loss function provides feedback signals to the AI model during training, enabling the system to learn optimal box sizing that maintains both detection completeness and size consistency.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent changes the optimization parameters by introducing a loss function that specifically targets the size difference between adjacent boxes. This parameter change shifts the optimization goal from purely detection accuracy to also including size consistency, resolving the contradiction between completeness and precision.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12340547B2Electronic device and method for detecting target objects
Publication Date: 2025.06.24 SAMSUNG ELECTRONICS CO LTD
  • US12340547B2 patent drawing
  • US12340547B2 patent drawing
  • US12340547B2 patent drawing

AI summary

An electronic device for detecting a target object is configured to obtain a plurality of first candidate boxes corresponding to a first object and a plurality of second candidate boxes corresponding to a second object by applying an image is provided. The electronic device includes the first object and the second object to an artificial intelligence model, wherein the artificial intelligence model is trained to use a loss function for reducing a size difference between candidate boxes corresponding to two adjacent objects to determine sizes of the candidate boxes.