Mobile Devices based Eavesdropping of Handwriting
IEEE Transactions on Mobile Computing(2020)
摘要
When filling out privacy-related forms in public places such as hospitals or clinics, people usually are not aware that the sound of their handwriting leaks personal information. In this paper, we explore the possibility of eavesdropping on handwriting via nearby mobile devices based on audio signal processing and machine learning. By presenting a proof-of-concept system, WritingHacker, we show th...
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关键词
Mobile handsets,Eavesdropping,Handwriting recognition,Tracking,Dictionaries,Mobile computing
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