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Transformer-based sensor failure prediction and classification framework for UAVs

delete2024-08-01
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PRE
AI
M
Muhammad Waqas Ahmad *
M
Muhammad Usman Akram
M
Mashood Mohammad Mohsan
K
Kashif Saghar
R
Rashid Ahmad
W
Wasi Haider Butt
DOI:10.1016/j.eswa.2024.123415delete
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摘要

摘要

En 中文
无人飞行器 (uav) 严重依赖传感器来感知其环境,从而确保安全的飞行操作。然而,传感器故障可能会意外发生,危及飞行安全。为了解决这个问题,我们提出了一种创新的实时解决方案,用于诊断和预防自主飞行期间的传感器故障。我们的研究是由于缺乏无人机的传感器故障数据集。我们通过生成第一个全面的无人机传感器故障数据集做出贡献,其中包含70个自主飞行数据实例,飞行时间超过7小时。我们的Biomisa Arducopter Sensory Critique (BASiC) 数据集包括各种传感器故障场景,例如GPS,遥控器,加速度计,陀螺仪,指南针和气压计。在本文中,我们介绍了一种基于注意力的新颖框架,利用变压器神经网络架构进行无人机传感器故障预测和分类。所提出的框架使用转换器分析我们的多元时空基本数据集。我们进行了消融研究,以评估不同超参数设置下的变压器性能,证明参数调整的效果。我们的框架在预测传感器故障方面取得了86% 的平均准确性,在发生之前预计了1分钟和2 s。与已建立的基于LSTM (长期短期记忆) 的方法相比,改进了30秒。此外,我们的框架在分类传感器故障方面达到了94% 的准确性。此性能评估突出了我们优化的框架在关键任务无人机中的集成潜力,从而实现了实时传感器故障预测和分类。
Keyword:
Sensors dataset
Autonomous flights
Attention
Deep learning
Transformer neural network
Failure prediction
Failure classification
UAV

期刊

Expert Systems with Applications 封面图
Expert Systems with Applications
IF:
7.5
论文数:
3.0W
被引数:
10.2W

机构

N
national university of sciences & technology - pakistan
学者数:
7.8K
论文数: 6.6K
被引数: 6
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