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PR
2011
14 years 11 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
ACL
2012
13 years 6 months ago
Crowdsourcing Inference-Rule Evaluation
The importance of inference rules to semantic applications has long been recognized and extensive work has been carried out to automatically acquire inference-rule resources. Howe...
Naomi Zeichner, Jonathan Berant, Ido Dagan
ACL
2012
13 years 6 months ago
Learning Syntactic Verb Frames using Graphical Models
We present a novel approach for building verb subcategorization lexicons using a simple graphical model. In contrast to previous methods, we show how the model can be trained with...
Thomas Lippincott, Anna Korhonen, Diarmuid Ó...
ECIR
2009
Springer
16 years 1 months ago
Risk-Aware Information Retrieval
Probabilistic retrieval models usually rank documents based on a scalar quantity. However, such models lack any estimate for the uncertainty associated with a document’s rank. Fu...
Jianhan Zhu, Jun Wang, Michael J. Taylor, Ingemar ...
HICSS
2006
IEEE
131views Biometrics» more  HICSS 2006»
15 years 10 months ago
Design and Characterization of a Hardware Encryption Management Unit for Secure Computing Platforms
— Software protection is increasingly necessary for uses in commercial systems, digital content distributors, and military systems. The Secure Software (SecSoft) architecture is ...
Anthony J. Mahar, Peter M. Athanas, Stephen D. Cra...