Inventor
PADMANABHAN MUKUND
US21 patents
Patents
21 patentsUS6073096AJun 6, 2000
Speaker adaptation system and method based on class-specific pre-clustering training speakers
IBM144 citations99
US6920424B2Jul 19, 2005
Determination and use of spectral peak information and incremental information in pattern recognition
IBM81 citations98
US6219638B1Apr 17, 2001
Telephone messaging and editing system
IBM302 citations98
US6067517AMay 23, 2000
Transcription of speech data with segments from acoustically dissimilar environments
IBM152 citations98
US7216077B1May 8, 2007
Lattice-based unsupervised maximum likelihood linear regression for speaker adaptation
IBM67 citations97
US7092496B1Aug 15, 2006
Method and apparatus for processing information signals based on content
IBM87 citations97
US6609093B1Aug 19, 2003
Methods and apparatus for performing heteroscedastic discriminant analysis in pattern recognition systems
IBM101 citations97
US6603921B1Aug 5, 2003
Audio/video archive system and method for automatic indexing and searching
IBM60 citations96
US5787394AJul 28, 1998
State-dependent speaker clustering for speaker adaptation
IBM78 citations96
US5729656AMar 17, 1998
Reduction of search space in speech recognition using phone boundaries and phone ranking
IBM75 citations96
US6385579B1May 7, 2002
Methods and apparatus for forming compound words for use in a continuous speech recognition system
IBM65 citations95
US6058205AMay 2, 2000
System and method for partitioning the feature space of a classifier in a pattern classification system
IBM77 citations94
US6842796B2Jan 11, 2005
Information extraction from documents with regular expression matching
IBM19 citations92
US6470314B1Oct 22, 2002
Method and apparatus for rapid adapt via cumulative distribution function matching for continuous speech
IBM21 citations92
US6421641B1Jul 16, 2002
Methods and apparatus for fast adaptation of a band-quantized speech decoding system
IBM34 citations92
US6377921B1Apr 23, 2002
Identifying mismatches between assumed and actual pronunciations of words
IBM35 citations92
US6260014B1Jul 10, 2001
Specific task composite acoustic models
IBM34 citations92
US5970239AOct 19, 1999
Apparatus and method for performing model estimation utilizing a discriminant measure
IBM29 citations92
US5680509AOct 21, 1997
Method and apparatus for estimating phone class probabilities a-posteriori using a decision tree
IBM32 citations92
US6859774B2Feb 22, 2005
Error corrective mechanisms for consensus decoding of speech
IBM19 citations88
US7529666B1May 5, 2009
Minimum bayes error feature selection in speech recognition
IBM14 citations83