150 search results - page 23 / 30 » Optimization with EM and Expectation-Conjugate-Gradient |
ICML
2003
IEEE
14 years 8 months ago
2003
IEEE
We study the common problem of approximating a target matrix with a matrix of lower rank. We provide a simple and efficient (EM) algorithm for solving weighted low-rank approximat...
ICPR
2010
IEEE
14 years 2 months ago
2010
IEEE
In this paper, we propose a probabilistic method to model the dynamic traffic flow across nonoverlapping camera views. By assuming the transition time of object movement follows a...
ICDAR
2009
IEEE
14 years 2 months ago
2009
IEEE
To develop effective learning algorithms for online cursive word recognition is still a challenge research issue. In this paper, we propose a probabilistic framework to model the ...
ICTAI
2008
IEEE
14 years 2 months ago
2008
IEEE
Unlike simple questions, complex questions cannot be answered by simply extracting named entities. These questions require inferencing and synthesizing information from multiple d...
IJCNLP
2005
Springer
14 years 1 months ago
2005
Springer
Abstract. We build a class-based selection preference sub-model to incorporate external semantic knowledge from two Chinese electronic semantic dictionaries. This sub-model is comb...