Liyi Gu

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This paper presents a new jamming attack in wireless LANs that deliberately targets uplink TCP acknowledgements (TCP-ACKs) of downlink TCP flows. To ensure immunity to detection with existing schemes, in this attack, the attacker does not jam the target constantly; instead, it relies on our probabilistic estimation model to forecast the time when its(More)
  • L. Gu
  • 2004
Multimedia document archiving is an important and interesting issue with the current growth of multimedia documents. Among the different types of archiving, audio/video indexing plays a crucial role. For audio indexing techniques, most current audio indexing systems use a combination of speech recognition and information retrieval. A large vocabulary(More)
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