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ICASSP
2011
IEEE
14 years 3 months ago
Itakura-Saito nonnegative matrix factorization with group sparsity
We propose an unsupervised inference procedure for audio source separation. Components in nonnegative matrix factorization (NMF) are grouped automatically in audio sources via a p...
Augustin Lefevre, Francis Bach, Cédric F&ea...
HICSS
2009
IEEE
111views Biometrics» more  HICSS 2009»
15 years 6 months ago
The Impact of Social Support of Guild Members and Psychological Factors on Flow and Game Loyalty in MMORPG
The objective of this study is to identify the relationships in which social support influences flow and game loyalty through character control, character identity, guild identity...
Juseon Kang, Ilsang Ko, Yunjung Ko
INTERSPEECH
2010
14 years 6 months ago
Context adaptive training with factorized decision trees for HMM-based speech synthesis
To achieve natural high quality synthesised speech in HMMbased speech synthesis, the effective modelling of complex acoustic and linguistic contexts is critical. Traditional appro...
Kai Yu, Heiga Zen, François Mairesse, Steve...
SDM
2010
SIAM
217views Data Mining» more  SDM 2010»
14 years 10 months ago
Collaborative Filtering: Weighted Nonnegative Matrix Factorization Incorporating User and Item Graphs
Collaborative filtering is an important topic in data mining and has been widely used in recommendation system. In this paper, we proposed a unified model for collaborative fil...
Quanquan Gu, Jie Zhou, Chris H. Q. Ding
ICIP
2007
IEEE
16 years 1 months ago
Object Recognition Based on Dependent Pachinko Allocation Model
Recently the "bag of words" model becomes popular in the approaches to object recognition. These approaches model an image as a collection of local patches called "...
Yuanning Li, Weiqiang Wang, Wen Gao