A fast audio classification from MPEG coded data

  title={A fast audio classification from MPEG coded data},
  author={Yasuyuki Nakajima and Yang Lu and Masaru Sugano and Akio Yoneyama and Hiromasa Yanagihara and Akira Kurematsu},
Audio information classification becomes a very important task for such purposes as automatic keyword spotting and other content-based audio-visual query system. In this paper, we describe a fast and accurate audio data classification met hod on MPEG coded data domain. Firstly silent segments are detected using a robust approach for different recording conditions. Then the non-silent segments are classified into three types, music, speech, and applause using temporal density, bandwidth and… CONTINUE READING
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