░ ABSTRACT-The identity of the speakers depends on the phonological properties acquired
from the speech. The Mel-Frequency Cepstral Coefficients (MFCC) are better researched for …

While representing a class of signals in term of sparsifying transform, it is better to use a
adapted learned dictionary instead of using a predefined dictionary as proposed in the …

In recent years, the creation of the block-structured dictionary has attracted a lot of interest. It
involves a two-step process: block formation and dictionary update. Both the steps are …

The work presented in this thesis investigates different approaches for achieving efficient
sparse representation for the purpose of language recognition LR task In this context both …

Recent works have reported the successful use of sparse representation (SR) over learned
dictionary for speaker verification (SV) task. For large variability practical data, the SR based …

In recent years, the creation of block-structured dictionary has attracted a lot of interest.
Learning such dictionaries involve two step process: block formation and dictionary update …