Feature Information Deletion for Product Recognition Storage

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Solution Overview

Problem

The existing methods for product recognition in retail environments require multiple pieces of feature information for each product, leading to increased storage needs and inefficiencies.

Innovation Solution

An information processing apparatus and method that determines and deletes unnecessary feature information based on predetermined conditions, reducing the number of feature information pieces required for product recognition.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If multiple pieces of feature information are prepared for each product, then product recognition precision is improved, but storage area usage increases

Engineering Contradiction:
Improveproduct recognition precisionVSAvoidstorage area usage
Core Design Contradiction:
Measurement precisionVSQuantity of substance

Solution Approach 1:

The patent extracts and removes redundant feature information from the storage system. The deletion unit identifies and deletes feature information that is unnecessary for product recognition, keeping only the essential features needed for accurate recognition. This extracts the core useful information while removing the harmful excess storage consumption.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent implements a mechanism to discard redundant feature information while recovering and preserving only the necessary features. The determination unit evaluates each piece of feature information to decide whether to discard it, ensuring that only redundant data is removed while useful features are retained for future recognition tasks.

Inventive Principle:
Principle #34Discarding and recovering

2Measurement precision

If multiple pieces of feature information are stored for each product, then recognition accuracy is maintained, but system complexity increases

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

Solution Approach 1:

The system extracts only the necessary feature information needed for accurate product recognition, removing redundant features that contribute to system complexity. This simplifies the data structure and reduces the computational burden while preserving recognition accuracy.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

Instead of storing all possible feature information and filtering during recognition, the patent inverts the approach by pre-filtering and storing only the necessary features. This reverses the traditional workflow, reducing complexity at the storage level rather than at the processing level.

Inventive Principle:
Principle #13The other way round (Inversion)

3Ease of operation

If redundant feature information is kept in storage, then product recognition can be performed, but storage efficiency decreases

Engineering Contradiction:
Improveproduct recognition capabilityVSAvoidstorage efficiency
Core Design Contradiction:
Ease of operationVSQuantity of substance

Solution Approach 1:

The patent implements a discard-and-recover mechanism where redundant feature information is identified and discarded, while only the essential features are recovered and retained in storage. This maintains product recognition capability by preserving necessary features while improving storage efficiency by removing duplicates and unnecessary data.

Inventive Principle:
Principle #34Discarding and recovering

Solution Approach 2:

The system performs self-service by automatically evaluating and managing its own feature information storage. The determination unit autonomously identifies redundant features and the deletion unit automatically removes them, eliminating the need for manual storage management while maintaining recognition capabilities.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11556729B2Information processing apparatus, control method, and program
Publication Date: 2023.01.17 NEC CORP
  • US11556729B2 patent drawing
  • US11556729B2 patent drawing
  • US11556729B2 patent drawing

AI summary

A information processing apparatus (2000) includes a determination unit (2160) and a deletion unit (2180). The determination unit (2160) determines whether feature information to be determined satisfies a predetermined condition. When feature information to be determined is determined to satisfy the predetermined condition, the deletion unit (2180) deletes the feature information to be determined from the storage apparatus (120).