Sciweavers

323 search results - page 8 / 65
» An Importance Sampling Algorithm Based on Evidence Pre-propa...
Sort
View
ESANN
2003
13 years 8 months ago
On Convergence Problems of the EM Algorithm for Finite Gaussian Mixtures
Efficient probability density function estimation is of primary interest in statistics. A popular approach for achieving this is the use of finite Gaussian mixture models. Based on...
Cédric Archambeau, John Aldo Lee, Michel Ve...
PAKDD
2010
ACM
222views Data Mining» more  PAKDD 2010»
14 years 7 days ago
Online Sampling of High Centrality Individuals in Social Networks
In this work, we investigate the use of online or “crawling” algorithms to sample large social networks in order to determine the most influential or important individuals wit...
Arun S. Maiya, Tanya Y. Berger-Wolf
CORR
2012
Springer
210views Education» more  CORR 2012»
12 years 3 months ago
Fast MCMC sampling for Markov jump processes and continuous time Bayesian networks
Markov jump processes and continuous time Bayesian networks are important classes of continuous time dynamical systems. In this paper, we tackle the problem of inferring unobserve...
Vinayak Rao, Yee Whye Teh
RECOMB
2009
Springer
14 years 8 months ago
A Robust Bayesian Two-Sample Test for Detecting Intervals of Differential Gene Expression in Microarray Time Series
Abstract. Understanding the regulatory mechanisms that are responsible for an organism's response to environmental changes is an important question in molecular biology. A fir...
Oliver Stegle, Katherine J. Denby, David L. Wild, ...
CAV
2004
Springer
202views Hardware» more  CAV 2004»
14 years 26 days ago
Statistical Model Checking of Black-Box Probabilistic Systems
Abstract. We propose a new statistical approach to analyzing stochastic systems against specifications given in a sublogic of continuous stochastic logic (CSL). Unlike past numeri...
Koushik Sen, Mahesh Viswanathan, Gul Agha