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» A New Indexing Method for High Dimensional Dataset
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97
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AIPS
2008
15 years 3 months ago
Exact Dynamic Programming for Decentralized POMDPs with Lossless Policy Compression
High dimensionality of belief space in DEC-POMDPs is one of the major causes that makes the optimal joint policy computation intractable. The belief state for a given agent is a p...
Abdeslam Boularias, Brahim Chaib-draa
114
Voted
ICASSP
2010
IEEE
15 years 1 months ago
A nullspace analysis of the nuclear norm heuristic for rank minimization
The problem of minimizing the rank of a matrix subject to linear equality constraints arises in applications in machine learning, dimensionality reduction, and control theory, and...
Krishnamurthy Dvijotham, Maryam Fazel
106
Voted
INTERSPEECH
2010
14 years 7 months ago
Integration of multilayer regression analysis with structure-based pronunciation assessment
Automatic pronunciation assessment has several difficulties. Adequacy in controlling the vocal organs is often estimated from the spectral envelopes of input utterances but the en...
Masayuki Suzuki, Yu Qiao, Nobuaki Minematsu, Keiki...
91
Voted
JMLR
2010
119views more  JMLR 2010»
14 years 7 months ago
The Group Dantzig Selector
We introduce a new method -- the group Dantzig selector -- for high dimensional sparse regression with group structure, which has a convincing theory about why utilizing the group...
Han Liu, Jian Zhang 0003, Xiaoye Jiang, Jun Liu
MDM
2009
Springer
121views Communications» more  MDM 2009»
15 years 7 months ago
Lazy-Update B+-Tree for Flash Devices
— With the rapid increasing capacity of flash chips, flash-aware indexing techniques are highly desirable for flash devices. The unique features of flash memory, such as the ...
Sai Tung On, Haibo Hu, Yu Li, Jianliang Xu