How-to Query Step Synthesis Using Source Confidence

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Solution Overview

Problem

Users face challenges in finding reliable step-by-step instructions for tasks as existing systems often present multiple, conflicting sources of information, lacking a comprehensive and confident method to determine the most effective steps.

Innovation Solution

A computer-implemented method identifies how-to queries, analyzes multiple sources, determines a confidence measure for each source, and compiles a set of steps based on similarity and relevance scores, associating these steps with the query for user provision.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If multiple sources of information are presented to users, then the quantity of information increases, but the reliability and clarity of step-by-step instructions deteriorates due to conflicting information

Engineering Contradiction:
Improvequantity of informationVSAvoidreliability of instructions
Core Design Contradiction:
Quantity of substanceVSReliability

Solution Approach 1:

The patent introduces an intermediary system that acts as a mediator between multiple information sources and the user. This system automatically retrieves, analyzes, and synthesizes information from multiple sources, applying confidence measures and similarity algorithms to filter and reconcile conflicting data. The intermediary process eliminates the need for users to directly handle conflicting information while preserving access to comprehensive sources.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system implements feedback mechanisms by continuously evaluating the quality and consistency of information from multiple sources. Confidence measures are calculated based on source reliability, and the system adjusts its synthesis process based on the degree of agreement among sources. This feedback loop ensures that only high-confidence, consistent information is presented to users.

Inventive Principle:
Principle #23Feedback

2Adaptability or versatility

If multiple sources are analyzed to determine steps, then the comprehensiveness of instructions improves, but the complexity of the system increases

Engineering Contradiction:
Improvecomprehensiveness of instructionsVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the complex task of information synthesis into distinct modular components: source identification, information retrieval, confidence measure calculation, similarity comparison, and step synthesis. Each component operates independently with well-defined interfaces, allowing the system to handle multiple sources systematically without overwhelming complexity. This segmentation enables the system to scale to numerous sources while maintaining manageable structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system employs parameter changes by dynamically adjusting confidence thresholds and similarity criteria based on the specific query and source characteristics. Rather than using fixed complex algorithms, the system modifies parameters such as confidence levels, weightings, and matching thresholds to optimize the synthesis process for different types of how-to queries, simplifying the overall system architecture.

Inventive Principle:
Principle #35Parameter changes

3Measurement precision

If confidence measures are calculated for multiple sources, then the accuracy of selected steps improves, but the processing time increases

Engineering Contradiction:
Improveaccuracy of stepsVSAvoidprocessing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system performs preliminary actions by pre-evaluating and caching confidence measures for known sources before they are actually needed for query processing. Source reliability metrics, historical performance data, and baseline confidence scores are computed in advance and stored for rapid retrieval. This preliminary preparation significantly reduces the time required to calculate confidence measures during actual query processing while maintaining high accuracy.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10585927B1Determining a set of steps responsive to a how-to query
Publication Date: 2020.03.10 GOOGLE LLC
  • US10585927B1 patent drawing
  • US10585927B1 patent drawing
  • US10585927B1 patent drawing

AI summary

Methods and apparatus related to providing steps for completing a task based on analysis of multiple sources. A how-to query related to performing a task and a plurality of sources related to the how-to query may be identified. A set of steps related to performing the task may be determined based on analysis of the plurality of sources that are related to the how-to query, optionally including determining a confidence measure for the plurality of sources. The set of steps may be associated with the how-to query in a database. The set of steps may be provided to a user in response to the how-to query submitted by the user. In some implementations the analysis of the plurality of sources that are related to the how-to query may include comparing components of different sets of steps and identifying the common elements to determine a set of steps.