The rise of nonnegative matrix factorization: Algorithms and applications

YT Guo, QQ Li, CS Liang - Information Systems, 2024 - Elsevier
Although nonnegative matrix factorization (NMF) is widely used, some matrix factorization
methods result in misleading results and waste of computing resources due to lack of timely …

An overview of automatic speech recognition preprocessing techniques

M Labied, A Belangour, M Banane… - … conference on decision …, 2022 - ieeexplore.ieee.org
Speech signal preprocessing is the first and the most important step in the automatic speech
recognition process. The preprocessing of speech consists of cleaning the speech signal …

Spectro-temporal filtering based on The beta-divergence for speech separation using nonnegative matrix factorization

M Fakhry - 2021 4th International Seminar on Research of …, 2021 - ieeexplore.ieee.org
Nonnegative matrix factorization (NMF) has shown high effectiveness to perform supervised
speech separation. In this context, nonnegative spectral basis matrices representing sources …

[PDF][PDF] Πολυ-Αισθητηριακή Ακουστική Ανάλυση Περιβάλλοντος

Π Γιαννούλης - 2022 - dspace.lib.ntua.gr
Περίληψη Στη Διατριβή μας εξετάζουμε το πρόβλημα του εντοπισμού ακουστικών γεγονότων
σε «έξυπνα» περιβάλλοντα με πολλαπλά μικρόφωνα. Ο εντοπισμός ακουστικών γεγονότων …