Sparsity level in a non-negative matrix factorization based speech strategy in cochlear implants

European Signal Processing Conference

Volumn , Issue , 2012, Pages 2432-2436

  Hu, Hongmei ^a,b   Mohammadiha, Nasser ^c   Taghia, Jalil ^c   Leijon, Arne ^c   Lutman, Mark E ^a   Wang, Shouyan ^a  

^a UNIVERSITY OF SOUTHAMPTON   (United Kingdom)

^b JIANGSU UNIVERSITY   (China)

^c ROYAL INSTITUTE OF TECHNOLOGY   (Sweden)

Author keywords

cochlear implants; Non negative matrix factorization; objective measurements; sparse coding; speech perception threshold

Indexed keywords

CHANNEL FILTERS; COEFFICIENT MATRIX; FREQUENCY CHANNELS; NOISY ENVIRONMENT; NOISY SPEECH; NONNEGATIVE MATRIX FACTORIZATION; OBJECTIVE MEASUREMENT; SPARSE CODING; SPARSE REPRESENTATION; SPEECH PERCEPTION; SPEECH RECEPTION THRESHOLD; SUBJECTIVE EXPERIMENTS; TIME FREQUENCY DOMAIN;

COCHLEAR IMPLANTS; FILTER BANKS;

FACTORIZATION;

EID: 84869745006     PISSN: 22195491     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

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