Search Result Filtering Using Temporal Segmentation

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Solution Overview

Problem

Current search engines display all previous and new search results when a user repeats a search, wasting time and making it difficult to identify new results, as users must sift through old results to find new information.

Innovation Solution

A system that uses user profiles to store search records, allowing the CPU to compare current search results with previous results, displaying only new results by identifying changes through unique identifiers or timestamps, and updating records accordingly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If a user performs the same search multiple times using current search engines, then the user receives complete search results including both old and new results, but the user wastes time sifting through old results to identify new information

Engineering Contradiction:
Improvenew search resultsVSAvoidtime to sift through results
Core Design Contradiction:
Loss of informationVSLoss of time

Solution Approach 1:

The patent segments search results into two distinct categories: new results and old results. By dividing the complete result set based on temporal characteristics, the system allows users to selectively view only new results without being burdened by reviewing duplicate old results, thus resolving the contradiction between information completeness and time efficiency

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements preliminary action by automatically tracking and storing previously returned search results for each user query. Before presenting new search results to the user, the system pre-processes the data by comparing current results with historical results, identifying and separating new information in advance. This preliminary differentiation eliminates the need for users to manually sift through old results, saving time while preserving access to all necessary information

Inventive Principle:
Principle #10Preliminary action

2Loss of information

If a search engine displays all search results for repeated searches, then the user has access to complete information, but the user experience becomes cumbersome and inefficient

Engineering Contradiction:
Improvesearch resultsVSAvoidease of identifying new results
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The patent segments search results into new and old categories, making the information structure more manageable. This segmentation allows users to easily identify and focus on new results without being overwhelmed by the complete result set, thereby improving ease of operation while maintaining access to all information

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent employs visual differentiation (analogous to color changes) by distinctly presenting new search results versus old results. This visual cue system enables users to quickly identify new information without cognitive effort, significantly improving the ease of operation while ensuring no information is lost

Inventive Principle:
Principle #32Color changes

3Measurement precision

If a user manually reviews all search results to identify new information, then the user ensures accurate identification, but the process becomes time-consuming and inefficient

Engineering Contradiction:
Improveaccuracy of identifying new resultsVSAvoidtime to review results
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent performs preliminary action by automatically comparing current search results with previously stored results using unique identifiers and timestamps. This pre-processing step accurately identifies new results before they are presented to the user, eliminating the need for manual review while maintaining high accuracy in identifying new information, thus resolving the contradiction between precision and time consumption

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS9311400B2Method and system for providing time-dependent search results for repetitively performed searches
Publication Date: 2016.04.12 SAP SE
  • US9311400B2 patent drawing
  • US9311400B2 patent drawing
  • US9311400B2 patent drawing

AI summary

A software tool allows a computer user to view only search results that have become available since he last performed the same search. A user enters a search term by way of an input/output device, and the CPU performs the requested search. The computer system identifies and displays only the new results. The user can toggle this feature on and off.