Adaptive Image Analysis for Vehicle Driving Assistance
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Solution Overview
Problem
Existing image analysis methods for driving assistance systems in vehicles are inefficient and unreliable, particularly in varying operating states and environments, as they do not adapt the analysis method based on the vehicle's state, leading to suboptimal performance in partially, highly, or fully automated vehicles.
Innovation Solution
A method that records images and determines the vehicle's operating state to selectively choose from multiple image analysis methods, analyzing partial images with subsets of properties to rapidly and accurately describe objects in the vehicle's environment, enhancing safety and reliability by adapting analysis techniques based on speed, weather, and ambient conditions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If multiple image analysis methods are performed in any arbitrary order, then comprehensive object detection is achieved, but analysis time increases and efficiency decreases
Solution Approach 1:
The patent applies dynamics by making the image analysis system adaptive to changing operating conditions. The control unit dynamically selects and switches between different image analysis methods based on real-time operating state parameters (speed, acceleration, yaw angle, pitch angle, roll angle, ambient light, weather). This dynamic adaptation allows the system to use simpler, faster methods when appropriate while maintaining comprehensive analysis when needed, thereby reducing overall analysis time while preserving detection accuracy.
Solution Approach 2:
The patent implements parameter changes by varying the complexity and type of image analysis methods based on operating state parameters. The control unit monitors parameters such as vehicle speed, acceleration, angular rates, ambient light conditions, and weather, then selects from multiple image analysis methods with different computational requirements. This parameter-based selection optimizes the balance between analysis speed and detection reliability for each specific operating condition.
2Reliability
If all image analysis methods are applied continuously, then detection reliability is maintained, but energy consumption increases
Solution Approach 1:
The system dynamically adjusts energy consumption by activating only the necessary image analysis methods based on current operating conditions. The control unit evaluates real-time parameters (vehicle motion state, ambient light, weather) and selectively applies image analysis methods appropriate for each condition, avoiding continuous execution of all methods. This dynamic approach maintains detection reliability while significantly reducing unnecessary energy consumption during operations where simpler analysis suffices.
Solution Approach 2:
The patent changes operational parameters by switching between different image analysis methods based on monitored conditions. When operating conditions are favorable (good lighting, stable vehicle state), the system uses less computationally intensive methods. When conditions deteriorate (poor lighting, high dynamic motion), the system activates more robust but energy-intensive methods only when necessary, thereby optimizing the energy-reliability tradeoff.
3Productivity
If a single image analysis method is used, then processing speed is fast, but adaptability to different operating conditions deteriorates
Solution Approach 1:
The patent implements universality by creating a multi-functional image analysis system that can perform multiple types of analysis using different methods. The control unit selects from a repertoire of image analysis methods (including but not limited to neural networks, support vector machines, decision trees, random forests, AdaBoost, K-nearest neighbors, and gradient boosting) based on operating conditions. This universal approach allows a single system to efficiently handle diverse scenarios from simple highway driving to complex urban environments with varying weather and lighting.
Solution Approach 2:
The system achieves adaptability through dynamic method selection. Rather than using a fixed single method, the control unit continuously monitors operating state parameters and dynamically switches between appropriate image analysis methods. This dynamic multi-method approach maintains high processing speed by using optimized methods for each condition while preserving versatility across all possible operating scenarios.
Data Source
AI summary
A method and device for analyzing an image and providing the analysis for a driving assistance system of a vehicle, including recording the image; determining an operating state of the vehicle; analyzing the image using at least one image analysis method that is selected from at least two possible image analysis methods as a function of the operating state of the vehicle; and providing the analysis of the image as data values for the driving assistance system.

