Compressed Domain Audio
Fingerprinting
TJ Tsai
Gerald Friedland
The Big Picture
• There’s lots of multimedia data
• We need tools to make sense of it
Tools for
multimedia
Efficient, useful tools
for audio search
This talk
Audio Search
• What we can do: copy detection
• Can we do it more efficiently?
– An analogy
– Working in compressed domain = don’t open box
Comparison
Audio Search
• What we can do: copy detection
• Can we do it more efficiently?
– An analogy
– Working in compressed domain = don’t open box
– Yes, for many applications
multimedia.icsi.berkeley.edu