Bicycle Lane Improvement Priority Determination from Camera Images

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Solution Overview

Problem

Existing traffic state investigation systems do not provide data for improving bicycle lanes, despite the importance of such data for city planning and infrastructure development.

Innovation Solution

An improvement assistance apparatus and system that acquire camera images from roads to determine the traffic status of bicycles and prioritize improvements to bicycle lanes based on this data and the current improvement status of the lanes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If traffic state investigation systems use cameras to monitor general traffic volume, then traffic data for city planning is obtained, but specific data for bicycle lane improvement is not provided

Engineering Contradiction:
Improvebicycle lane improvement dataVSAvoiddata applicability
Core Design Contradiction:
Loss of informationVSAdaptability or versatility

Solution Approach 1:

The system applies local quality by specifically extracting bicycle-related information from general traffic data. Instead of treating all traffic data uniformly, the system identifies and processes bicycle-specific features (bicycle detection, bicycle lane usage patterns) to generate specialized improvement data, thereby reducing information loss for bicycle lane planning while maintaining the versatility of the general traffic monitoring system

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system extracts bicycle-specific traffic information from general traffic camera data. By isolating and processing only the relevant bicycle-related data elements (bicycle detection results, lane usage patterns), the system produces dedicated improvement data for bicycle lanes without requiring a completely separate monitoring system, thus addressing the information gap while maintaining system versatility

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If comprehensive traffic monitoring is implemented for all road users, then general traffic management is improved, but specific bicycle lane improvement priorities cannot be determined

Engineering Contradiction:
Improvetraffic monitoring accuracyVSAvoidbicycle lane improvement priority data
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The system introduces an intermediary processing layer that bridges general traffic monitoring and bicycle lane improvement planning. This intermediary component specifically processes camera data to extract bicycle-related metrics and generates improvement priority information, thereby maintaining reliable comprehensive monitoring while preventing loss of bicycle-specific improvement data through specialized data transformation

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system changes data parameters by transforming general traffic volume data into bicycle-specific improvement priority metrics. By reprocessing the same camera data with bicycle-focused detection algorithms and generating new parameter sets (bicycle lane improvement priorities), the system maintains monitoring reliability while recovering the previously lost bicycle-specific improvement information

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20250118199A1Improvement assistance apparatus, system, method, and computer readable medium
Publication Date: 2025.04.10 NEC CORP
  • US20250118199A1 patent drawing
  • US20250118199A1 patent drawing
  • US20250118199A1 patent drawing

AI summary

A camera captures a road. A traffic status acquisition means of an improvement assistance apparatus acquires a camera image from the camera. The traffic status acquisition means acquires a traffic status of a bicycle from the camera image acquired from the camera. A determining means determines an improvement priority of a bicycle lane, based on the traffic status of the bicycle acquired by the traffic status acquisition means and an improvement status of a bicycle lane on the road.