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Dangerous driving behavior detection method for intelligent cockpits based on TransWindow multimodal fusion
Journal of Intelligent and Connected Vehicles 2026, 9(3): 9210086
Published: 30 September 2026
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Driver behavior is a critical determinant of road safety; thus, real-time monitoring of dangerous behaviors, such as fatigue and distraction, is essential for intelligent cockpit systems. However, existing in-vehicle sensing technologies are highly susceptible to environmental variations, particularly illumination changes, which result in unstable driver feature extraction. Moreover, transformer-based models typically incur high computational overhead due to their global self-attention mechanisms, making it challenging to achieve an optimal balance between efficiency and accuracy in driver monitoring systems (DMSs). To address these challenges, a visual-tactile fusion framework for dangerous driving behavior detection is proposed. The framework integrates visual sensors with seat-embedded pressure sensors, enabling complementary perception across modalities. Specifically, visual cues facilitate accurate recognition of facial expressions and postures, while tactile signals remain robust under adverse conditions, such as low illumination and occlusion. This complementary fusion significantly enhances system robustness and reliability. Experimental results on a hybrid dataset collected from both simulated and real-world driving scenarios demonstrate the effectiveness of the proposed approach. Compared with state-of-the-art transformer-based methods and their variants, the proposed TransWindow model achieves an accuracy of 98.77% while maintaining substantially lower computational complexity. These results indicate that the proposed method effectively balances accuracy and efficiency, satisfies the real-time requirements of DMSs, and provides a promising direction for the continuous optimization of intelligent cockpit systems.

Issue
Research progress of EMB systems key technology
Journal of Beijing University of Aeronautics and Astronautics 2025, 51(4): 1037-1047
Published: 05 July 2023
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Downloads:121

The electro-mechanical brake (EMB) is a true brake-by-wire system that completely eliminates hydraulic/pneumatic components, enabling decoupling between driver and vehicle, achieving higher response speed, and providing more precise braking force control. As an ideal braking actuator for high-level autonomous driving technology, EMB has not yet to be widely mass-produced due to challenges related to system reliability, functional safety, and cost.This paper analyzes the current technological development and typical system structures of EMB, comparing the two major technological approaches: linear self-amplifying and nonlinear force-amplifying methods. It introduces the electronic wedge brake (EWB) , as well as hybrid EMB systems, and discusses their applicability in autonomous driving environments. Second, this study focuses on the redundancy design solutions for system architecture, electronic control units (ECU), communication architecture, and failure modes. Additionally, it explores clamping force control technology based on a sensorless clamping force estimation method. Finally, the paper analyzes the challenges faced by EMB for future industrial applications and presents prospects for further research.

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