Route Sub-Route Aggregation for Map Visualization

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Solution Overview

Problem

Current navigation systems do not effectively visualize and aggregate shared route information, requiring users to view multiple routes separately and lacking an efficient method to narrow down results.

Innovation Solution

A method and system that divide routes into sub-routes, aggregate, score, and represent them on a map based on a defined scoring basis, allowing users to visualize and drill down into results with a single click, utilizing a 'route-cloud' concept for easy navigation and knowledge sharing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If multiple route results are displayed separately on a map, then users can see all available routes, but it becomes difficult to understand and compare route information efficiently

Engineering Contradiction:
Improveroute information understandingVSAvoiddisplay complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent divides routes into sub-routes (segments between intersections) and aggregates them by geographical location. This segmentation transforms multiple complex route displays into simplified visual representations showing only the essential sub-route segments, making route information easier to understand and compare while reducing display complexity.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If users want to narrow down route results, they need to provide additional input or filters, but this increases the complexity of operation and time required

Engineering Contradiction:
Improveease of narrowing resultsVSAvoidtime to narrow results
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The system automatically aggregates and scores sub-routes based on predefined criteria without requiring users to manually filter or input additional parameters. The aggregation mechanism self-service narrows down results by identifying commonly used sub-route segments across multiple routes, allowing users to see consolidated route information immediately without additional operational steps or time investment.

Inventive Principle:
Principle #25Self-service

3Quantity of substance

If detailed route information is provided for each route, then users have complete data, but it becomes overwhelming and difficult to process

Engineering Contradiction:
Improveroute information quantityVSAvoiddifficulty of processing information
Core Design Contradiction:
Quantity of substanceVSDifficulty of detecting and measuring

Solution Approach 1:

The patent merges multiple detailed route results by aggregating their sub-route segments across common geographical areas. Instead of presenting each complete route separately with all its details, the system combines overlapping sub-routes and presents them as unified segments with consolidated information, significantly reducing the quantity of information users need to process while maintaining completeness.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The system applies local quality by providing detailed information only where routes diverge or have unique characteristics, while aggregating and simplifying information for common sub-route segments. This approach maintains necessary detail in critical areas while reducing redundancy in overlapping portions, making the overall information set easier to detect and measure.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS8417447B2Method and system for visualizing shared route information
Publication Date: 2013.04.09 TOMTOM INT BV
  • US8417447B2 patent drawing
  • US8417447B2 patent drawing
  • US8417447B2 patent drawing

AI summary

A method and system for visualizing shared route information are provided. The method includes receiving a route query from a user and retrieving multiple route results for the query for display as an overlay on a map. The method further includes processing the route results for display by dividing each route result into sub-routes, wherein a sub-route is a portion of a route between intersections with other routes and aggregating the sub-routes across the route results. Each sub-route in the route results is scored according to a defined scoring basis and represented in the display according to the relative score to other sub-routes. A user can select a displayed sub-route and the method filters the route results to remove any routes not including the selected sub-route and displays the narrowed results.