Title	Enhancement of speech signal denoising based on MFCC and Robust Principal Component Analysis RPCA
Author	Sonia Moussa, Zied Hajaiej, Ali Garsallah
Citation	Vol. 19  No. 3  pp. 128-133
Keywords	Speech Recognition MFCC RPCA MFCC-RPCA TIMIT database.

Title	Automatic Speech Recognition System Based on Hybrid Feature Extraction Techniques Using TEO-PWP for in Real Noisy Environment
Author	Wafa Helali, Zied Hajaiej and Adnen Cherif
Citation	Vol. 19  No. 10  pp. 118-124
Keywords	Teager-Energy Operator TEO-PWP Enhancement Speech MFCC PLP RASTA-PLP HMM.