基于轮胎噪音的道路地形识别,用于自动驾驶汽车
Dongsheng Yang1, Dongmin Zhang2, Yi Yuan1
1New Technology Research Institute, BYD Auto Industry Co., Ltd., Shenzhen, 518118, China.
Scientific reports
|December 27, 2024
概括
本研究介绍了轮胎噪声识别残留网络 (TNResNet),用于使用轮胎噪声准确地分类道路地形. TNResNet实现了99.48%的准确性,大大提高了自动驾驶汽车的安全性和导航.
科学领域:
- 人工智能的人工智能
- 机器学习 机器学习
- 自主系统 自主系统
背景情况:
- 有效的道路地形识别对于自动驾驶汽车的安全,可行性和舒适性至关重要.
- 在复杂的环境中准确识别各种路面仍然是当前自动驾驶系统面临的挑战.
研究的目的:
- 开发一种新的深度学习模型,使用轮胎噪声信号准确地分类道路地形.
- 通过改善环境感知来提高自动驾驶汽车的性能.
主要方法:
- 引入端到端的轮胎噪声识别剩余网络 (TNResNet) 带有时间频率注意模块.
- 利用轮胎噪声的时间频率信息来进行路面分类.
- 对五种道路类型的评估:青,水泥,草,泥和沙.
主要成果:
- TNResNet实现了99.48%的卓越分类准确率.
- 超过了传统的机器学习 (决策树,KNN,SVM) 和深度学习模型 (LSTM,CNN).
- 在各种道路条件下表现出强大的性能.
结论:
- TNResNet为道路地形识别建立了一个强大的框架.
- 该模型显示了对自动驾驶汽车导航和安全系统的重大实际影响.
相关概念视频
Rolling Resistance
239
When a solid cylinder rolls steadily on a rigid surface, the normal force applied by the surface on the cylinder is perpendicular to the tangent at the contact point. However, since no materials are entirely rigid, the surface's reaction to the cylinder involves a range of normal pressures.
For instance, imagine a hard cylinder rolling on a comparatively soft surface. The cylinder's weight compresses the surface beneath it. As the cylinder moves, the material in front of it slows down...
For instance, imagine a hard cylinder rolling on a comparatively soft surface. The cylinder's weight compresses the surface beneath it. As the cylinder moves, the material in front of it slows down...
239
PD Controller: Design
128
In automotive engineering, car suspension systems often employ Proportional Derivative (PD) controllers to enhance performance. PD controllers are utilized to adjust the damping force in response to road conditions. A controller, acting as an amplifier with a constant gain, demonstrates proportional control, with output directly mirroring input.
Designing a continuous-data controller requires selecting and linking components like adders and integrators, which are fundamental in Proportional,...
Designing a continuous-data controller requires selecting and linking components like adders and integrators, which are fundamental in Proportional,...
128


