This tutorial discusses the increasing need for filtering systems that allow surveillance specialists to combat the effects of noise in non-ideal recording environments. Demonstrations of single-channel and crosschannel adaptive filters together with other noise reduction and signal enhancing techniques will be given using the CEDAR Cambridge Forensic System.
Authors:
Betts, Dave; French, Alan; Hicks, Christopher; Reid, Gordon
Affiliation:
CEDAR Audio Ltd
AES Conference:
26th International Conference: Audio Forensics in the Digital Age (July 2005)
Paper Number:
T3
Publication Date:
July 1, 2005
Subject:
Audio Forensics in the Digital Age
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