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PR
2011
15 years 2 months ago
A variational Bayesian methodology for hidden Markov models utilizing Student's-t mixtures
The Student’s-t hidden Markov model (SHMM) has been recently proposed as a robust to outliers form of conventional continuous density hidden Markov models, trained by means of t...
Sotirios Chatzis, Dimitrios I. Kosmopoulos
TASLP
2010
122views more  TASLP 2010»
15 years 1 months ago
Error Approximation and Minimum Phone Error Acoustic Model Estimation
Minimum phone error (MPE) acoustic parameter estimation involves calculation of edit distances (errors) between correct and incorrect hypotheses. In the context of large vocabulary...
Matt Gibson 0002, Thomas Hain
HICSS
2011
IEEE
203views Biometrics» more  HICSS 2011»
14 years 11 months ago
Will HITECH Heal Patient Data Hemorrhages?
Hemorrhages of confidential patient health data create privacy and security concerns. While the US HIPAA legislation on privacy and security went into effect over five years ago, ...
M. Eric Johnson, Nicholas D. Willey
ICASSP
2011
IEEE
14 years 11 months ago
Temporal hysteresis model of time varying subjective video quality
Video quality assessment (QA) continues to be an important area of research due to the overwhelming number of applications where videos are delivered to humans. In particular, the...
Kalpana Seshadrinathan, Alan C. Bovik
EMNLP
2011
14 years 6 months ago
Bootstrapping Semantic Parsers from Conversations
Conversations provide rich opportunities for interactive, continuous learning. When something goes wrong, a system can ask for clarification, rewording, or otherwise redirect the...
Yoav Artzi, Luke S. Zettlemoyer