arXiv:2411.03016cs.SDeess.AS2024-11被引 4

用声音检测与定位技术实时识别工地工人呼救,提升安全响应效率。

Real-Time Scream Detection and Position Estimation for Worker Safety in Construction Sites

  • 融合Wav2Vec2与增强卷积网络,精准识别工地噪声中的尖叫。
  • 通过GCC-PHAT与梯度下降法,在混响环境中实现高精度定位。
  • 适合低资源、室内或遮挡严重的高危作业场景应用。

建筑行业事故频发,工人处于危险境地时快速响应至关重要。传统监测方法如可穿戴传感器和GPS在遮挡或室内环境下常失效。本研究提出一种专为工地设计的实时尖叫检测与定位系统,适用于低资源环境。系统结合Wav2Vec2与增强卷积神经网络进行精确尖叫检测,利用GCC-PHAT算法在混响条件下实现鲁棒的时间差估计,并采用梯度下降法在噪声环境中完成精确定位。该方案有效降低误报率,优化应急响应。初步结果显示,系统能在施工噪声中准确检测求救信号,并可靠识别发声者位置。该方法显著提升工人安全保障,具备在高危职业场景中广泛部署的潜力。相关训练与评估脚本将开源:https://github.com/Anmol2059/construction_safety。

原文摘要 · Abstract (English)

The construction industry faces high risks due to frequent accidents, often leaving workers in perilous situations where rapid response is critical. Traditional safety monitoring methods, including wearable sensors and GPS, often fail under obstructive or indoor conditions. This research introduces a novel real-time scream detection and localization system tailored for construction sites, especially in low-resource environments. Integrating Wav2Vec2 and Enhanced ConvNet models for accurate scream detection, coupled with the GCC-PHAT algorithm for robust time delay estimation under reverberant conditions, followed by a gradient descent-based approach to achieve precise position estimation in noisy environments. Our approach combines these concepts to achieve high detection accuracy and rapid localization, thereby minimizing false alarms and optimizing emergency response. Preliminary results demonstrate that the system not only accurately detects distress calls amidst construction noise but also reliably identifies the caller's location. This solution represents a substantial improvement in worker safety, with the potential for widespread application across high-risk occupational environments. The scripts used for training, evaluation of scream detection, position estimation, and integrated framework will be released at: https://github.com/Anmol2059/construction_safety.

声纹识别工地安全实时定位

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