Inverse Search System Query Refinement via Metadata Feedback

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Solution Overview

Problem

Conventional search systems often fail to return relevant content prominently, leading to user frustration due to the inability to effectively guide users in modifying queries to increase relevant results, despite sophisticated ranking algorithms.

Innovation Solution

The implementation of an inverse search system where users submit a target content identifier, receiving metadata such as popularity scores, user ratings, and referral queries to enhance the likelihood of finding relevant content, including user-specific and global ratings, and metadata extracted from the target content item.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If sophisticated ranking algorithms are used to maximize relevant content placement, then the likelihood of returning relevant content is improved, but the system complexity increases and users still receive little guidance on how to modify queries

Engineering Contradiction:
Improvelikelihood of returning relevant contentVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements feedback mechanisms by collecting user ratings and click behavior data, then using this feedback to improve ranking algorithms and provide query suggestions. The system analyzes user interactions with search results and feeds this information back into the ranking system to continuously improve relevance while guiding users through suggestion interfaces.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent introduces an intermediary layer between the user and search results in the form of query suggestion interfaces and rating systems. This intermediary provides guidance to users on how to modify queries while maintaining the sophisticated ranking algorithms in the background, thus resolving the contradiction between complexity and user guidance.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Quantity of substance

If the number of search hits is large, then the coverage of relevant content is improved, but the user's ability to find relevant content decreases due to overwhelming results

Engineering Contradiction:
Improvenumber of search hitsVSAvoiduser's ability to find relevant content
Core Design Contradiction:
Quantity of substanceVSEase of operation

Solution Approach 1:

The patent segments the large set of search hits into organized groups based on user ratings, relevance scores, and categorical classifications. By dividing the results into manageable segments with clear indicators, users can more easily navigate and find relevant content without being overwhelmed by the total volume of results.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent uses visual indicators such as color-coded ratings, highlighted relevance markers, and visual differentiation of result types to help users quickly assess and prioritize search results. These visual cues enable users to scan through large numbers of hits and identify relevant content more efficiently.

Inventive Principle:
Principle #32Color changes

3Productivity

If users are provided with query modification guidance, then the effectiveness of finding relevant content is improved, but the information processing requirements increase

Engineering Contradiction:
Improveeffectiveness of finding relevant contentVSAvoidinformation processing requirements
Core Design Contradiction:
ProductivityVSLoss of information

Solution Approach 1:

The patent provides partial guidance by offering selective query suggestions based on user behavior patterns rather than analyzing all possible query modifications. This approach delivers sufficient guidance to improve effectiveness while avoiding the excessive information processing that would result from comprehensive analysis of all potential query variations.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS8150825B2Inverse search systems and methods
Publication Date: 2012.04.03 PINTEREST INC
  • US8150825B2 patent drawing
  • US8150825B2 patent drawing
  • US8150825B2 patent drawing

AI summary

Inverse search systems and methods operate on identifiers of content items in a corpus such as the World Wide Web In an inverse search, the user submits a query that includes an identifier of a target content item in the corpus and receives information (metadata) about the target content item being returned to the user. Many types of metadata can be returned, including ratings or other metadata related to the target content item obtained from users, popularity data specific to the target content item, information about previously submitted forward search queries that led to the target content item being identified as a hit, and metadata extracted from the target content item.