Image Matching Service Keyword Refinement for Search Precision

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Solution Overview

Problem

Conventional image search technologies face challenges in accurately identifying specific products from images, especially when image quality is poor or when products share similar branding, leading to irrelevant search results and user confusion.

Innovation Solution

An image matching service that provides recommended search keywords associated with image data, allowing users to refine their searches and filter out irrelevant products by selecting specific keywords related to the intended product, thereby improving search precision and relevance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Speed

If image-based search is used to identify products, then search speed is improved, but search precision deteriorates due to multiple irrelevant matches

Engineering Contradiction:
Improvesearch speedVSAvoidsearch precision
Core Design Contradiction:
SpeedVSMeasurement precision

Solution Approach 1:

The search process is segmented into two stages: first, image-based matching provides rapid initial results; second, keyword-based filtering refines these results. This segmentation allows the system to benefit from both the speed of image matching and the precision of keyword searching, resolving the contradiction between search speed and precision.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Keywords serve as an intermediary element between the image query and the final product identification. The system extracts keywords from matched images and uses them as a mediator to filter and refine results, enabling users to achieve precise product identification while maintaining fast search performance.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If image quality is low, then ease of use is improved (users can search with any photo), but measurement precision deteriorates (difficulty to identify the product)

Engineering Contradiction:
Improveease of useVSAvoidproduct identification accuracy
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The system performs preliminary keyword extraction from multiple matched images before presenting final results. By pre-processing and aggregating keywords from various image matches, the system compensates for low image quality and ensures accurate product identification even when input images are poor quality.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system provides feedback to users in the form of extracted keywords and multiple matched results. This feedback loop allows users to see what the system has identified and adjust their search if needed, improving accuracy even with low-quality input images while maintaining ease of use.

Inventive Principle:
Principle #23Feedback

3Adaptability or versatility

If multiple product types are matched to a single image, then adaptability is improved (search works for various products), but device complexity increases (difficulty to identify the intended product)

Engineering Contradiction:
Improvesearch coverageVSAvoidresult interpretation complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system extracts keywords from the matched images and separates them as distinct filtering options. This extraction allows users to take out specific product attributes or types from the mixed results and use them to filter, reducing the complexity of navigating through diverse product types while maintaining the adaptability of the search system.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS12061642B2Methods to present search keywords for image-based queries
Publication Date: 2024.08.13 AMAZON TECH INC
  • US12061642B2 patent drawing
  • US12061642B2 patent drawing
  • US12061642B2 patent drawing

AI summary

Techniques for providing recommended keywords in response to an image-based query are disclosed herein. In particular, various embodiments utilize an image matching service to identify recommended search keywords associated with image data received from a user. The search keywords can be used to perform a keyword search to identify content associated with an image input that may be relevant. For example, an image search query can be received from a user. The image search query may result in multiple different types of content that are associated with the image. The system may present keywords associated with matching images to allow a user to further refine their search and/or find other related products that may not match with the particular image. This enables users to quickly refine a search using keywords that may be difficult to identify otherwise and to find the most relevant content for the user.