HG-Lane: High-Fidelity Generation of Lane Scenes under Adverse Weather and Lighting Conditions without Re-annotation explores HG-Lane generates high-fidelity lane scenes under adverse conditions to improve autonomous vehicle safety without re-annotation.. Commercial viability score: 8/10 in Computer Vision for Autonomous Vehicles.
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Daichao Zhao
Shanghai Jiao Tong University
Qiupu Chen
Henan University
Feng He
University of Science and Technology of China
Xin Ning
Institute of Semiconductors, Chinese Academy of Sciences
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This research matters because it allows for the generation of lane detection data in adverse weather conditions without re-annotating datasets, a critical requirement for robust autonomous driving systems.
This can be productized as a data augmentation service or API focused on generating realistic adverse condition data for the automotive industry, particularly targeting autonomous vehicles.
It could replace more costly and time-consuming processes for acquiring and annotating adverse condition data, reshaping the data acquisition and preparation segment of autonomous driving technology.
The technology fills a key gap in lane detection for autonomous vehicles, a market that is rapidly expanding. Manufacturers and developers of these systems can benefit from improved safety and reliability, making them key customers.
A commercial application could be a service that provides enhanced training data for autonomous vehicle companies, enhancing their models' performance in adverse weather conditions using synthetic but realistic data.
HG-Lane uses a dual-stage, control-guided diffusion framework to generate realistic lane images with diverse weather and lighting conditions. It employs pre-trained models such as ControlNet and InstructPix2Pix for semantic and appearance consistency, utilizing previously captured lane data without requiring new annotations.
The method was tested by generating 30,000 images in various adverse conditions and evaluating their impact on the performance of existing lane detection models like CLRNet. Significant improvements in detection accuracy were reported.
Reliance on synthetic data might not capture all edge cases in real-world conditions, and models might still require fine-tuning on actual adverse weather datasets for specific environments. Potential over-reliance on pre-trained models might lead to unresolved biases or inaccuracies.