Interactive AI Search Using Multi-LLM Query Segmentation

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Solution Overview

Problem

Existing product search systems, particularly in niche markets like semi-custom homes, struggle with integrating qualitative and quantitative criteria, leading to inefficient and overwhelming search results, especially for non-local buyers.

Innovation Solution

An AI-based system utilizing a network of Large Language Models (LLMs) to process user queries, separating qualitative and quantitative criteria, and generating structured and unstructured queries for comprehensive search results, enhanced by predictive models and visual input processing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If major search engines aggregate products from numerous smaller suppliers, then search coverage is improved, but result overwhelming increases making it difficult for users to narrow down options

Engineering Contradiction:
Improvesearch coverageVSAvoiddifficulty to narrow down options
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The search system segments the overwhelming results by automatically categorizing products into distinct categories and subcategories based on their attributes. It further divides the search process into multiple stages: initial broad search, intermediate filtering by user preferences, and final refined results, making the vast amount of data manageable and organized rather than overwhelming.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system implements feedback mechanisms where it analyzes user interactions with search results and automatically adjusts subsequent search queries. It monitors user behavior patterns, preferences, and feedback signals to progressively refine search results, transforming a static search process into a dynamic, adaptive system that learns from user responses to reduce information overload.

Inventive Principle:
Principle #23Feedback

2Ease of operation

If basic search features are provided on smaller supplier websites, then ease of use is improved, but search capability quality deteriorates

Engineering Contradiction:
Improveease of useVSAvoidsearch capability quality
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The search system acts as an intermediary between simple supplier websites and sophisticated search requirements. It connects basic search interfaces on supplier sites with advanced search capabilities through a mediating layer that aggregates, enriches, and processes search results, allowing users to access enhanced search functionality without requiring complex interfaces on individual supplier websites.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system provides universal search capabilities that work across multiple supplier websites with different technical capabilities. It creates a unified search interface that handles diverse data formats and website structures, enabling sophisticated search functionality regardless of the underlying supplier website's complexity or technical sophistication.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Measurement precision

If comprehensive search parameters including qualitative and quantitative criteria are added, then search accuracy is improved, but system complexity increases

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

Solution Approach 1:

The search system segments search parameters into distinct categories: quantitative parameters (price, dimensions, specifications) and qualitative parameters (design aesthetics, material quality, craftsmanship). Each parameter type is processed and filtered separately through dedicated algorithms, reducing the complexity of handling all parameters simultaneously while maintaining comprehensive search accuracy.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary processing of search parameters by pre-categorizing, pre-validating, and pre-organizing search criteria before the actual search execution. It pre-processes product attributes, establishes parameter hierarchies, and prepares filtering rules in advance, reducing the computational complexity during real-time search operations while maintaining comprehensive search capabilities.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12625865B2Method and system for AI-based interactive searches
Publication Date: 2026.05.12 INGOLD DAN
  • US12625865B2 patent drawing
  • US12625865B2 patent drawing
  • US12625865B2 patent drawing

AI summary

A system for interactive searches based on user queries data and a plurality of Large Language Models (LLMs) including a processor of a Human-Machine Interface (HMI) server node configured to host a network of LLMs and at least one machine learning module (ML) and connected to at least one user-entity node over a network and a memory on which are stored machine-readable instructions that when executed by the processor, cause the processor to: receive a search request input data from the at least one user-entity node; evaluate, by a first dedicated LLM, relevance of the search request input data by discerning between primary and secondary information; responsive to evaluation by the first dedicated LLM, derive classifying features from the primary and secondary information and generate a feature vector based on the classifying features; ingest the feature vector into the ML module configured to extract additional search parameters from a predictive search model based on historical search data associated with the at least one user-entity node; dissect, by a second dedicated LLM, the search request input data and the additional search parameters to separate the data into qualitative and quantitative criteria elements based on the primary and the secondary information; transform, by a third dedicated LLM, the quantitative criteria elements into structured queries for a database; process, by a fourth dedicated LLM, the qualitative criteria elements by searching through a semi-structured data repository; and synthesize, by the fifth LLM, processed search findings into a succinct human-language summary.