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Source cell phone verification from speech recordings using sparse representation.
Ling Zou
Qianhua He
Junfeng Wu
Published in:
Digit. Signal Process. (2017)
Keyphrases
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sparse representation
dictionary learning
spontaneous speech
audio visual
sparse coding
face recognition
image classification
reconstruction error
speech recognition
signal processing
compressed sensing
object tracking
acoustic features
compressive sensing
joint optimization
image patches
random projections
audio recordings
high dimensional data
negative matrix factorization
automatic speech recognition
piecewise smooth
regularized least squares
sparse approximations
image representation
speech signal
test images
sparse reconstruction
data analysis
pattern recognition