Accessory Search Ranking Using Semantic Graph Classification

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Solution Overview

Problem

Existing search technologies inaccurately rank and retrieve accessories or sub-accessories, leading to the 'part-of-part' problem, where sub-accessories are ranked higher than the requested accessory, causing unnecessary resource consumption and a poor user experience.

Innovation Solution

Utilizing a word embedding model and knowledge graph to determine semantic relationships between search queries and result candidates, combined with a classifier model, to accurately rank and retrieve accessories or sub-accessories.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If existing search engine ranking technologies are used, then search results are retrieved quickly, but the accuracy of ranking accessories versus sub-accessories deteriorates, causing the part-of-part problem

Engineering Contradiction:
Improveranking accuracyVSAvoiduser time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent segments the search result ranking process into distinct categories: accessories and sub-accessories. By creating separate classification paths and using specific indicators to identify each category, the system accurately distinguishes between them, preventing sub-accessories from incorrectly ranking higher than their parent accessories in search results.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces an intermediary classification mechanism that acts as a mediator between the search query and the ranking process. This intermediary system uses indicators and classification logic to determine whether a search result is an accessory or sub-accessory, thereby mediating the ranking accuracy issue without requiring changes to the underlying search infrastructure.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If existing search technologies retrieve all potential results, then comprehensive results are provided, but resource consumption increases due to redundant queries and processing

Engineering Contradiction:
Improveresult completenessVSAvoidcomputing resource consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The patent applies preliminary action by classifying and ranking accessories and sub-accessories before the final search result generation. The system pre-processes search results using classification indicators and ranking logic, identifying which results are accessories versus sub-accessories in advance. This preliminary classification prevents redundant processing and reduces the need for follow-up queries, thereby reducing computing resource consumption while maintaining result completeness.

Inventive Principle:
Principle #10Preliminary action

3Measurement precision

If existing search engines rank sub-accessories higher due to keyword matching, then keyword relevance is improved, but the user experience deteriorates due to the part-of-part problem

Engineering Contradiction:
Improvekeyword matching accuracyVSAvoiduser experience
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The patent applies local quality by implementing different ranking criteria and classification rules for different types of search results. Instead of using a uniform ranking approach, the system applies specific indicators and ranking logic tailored to accessories versus sub-accessories. This localized approach ensures that keyword matching accuracy is maintained for both categories while preventing sub-accessories from incorrectly outranking accessories, thereby improving overall user experience.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS12541783B2Method, system, and article of manufacture for computer search engine ranking for accessory and sub-accessory requests
Publication Date: 2026.02.03 EBAY INC
  • US12541783B2 patent drawing
  • US12541783B2 patent drawing
  • US12541783B2 patent drawing

AI summary

Various embodiments improve search technologies and computer information retrieval by executing a query via ranking a set of search result candidates higher than another set search result candidates based at least in part on the query and determining that a first set of search result candidates are indicative of a sub-accessory to an accessory or an accessory itself.