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» The Tradeoffs of Large Scale Learning
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CORR
2007
Springer
116views Education» more  CORR 2007»
13 years 7 months ago
Non-Coherent Capacity and Reliability of Sparse Multipath Channels in the Wideband Regime
— In contrast to the prevalent assumption of rich multipath in information theoretic analysis of wireless channels, physical channels exhibit sparse multipath, especially at larg...
Gautham Hariharan, Akbar M. Sayeed
MTA
2008
96views more  MTA 2008»
13 years 7 months ago
Proxy-assisted periodic broadcast for video streaming with multiple servers
Large scale video streaming over Internet requires a large amount of resources such as server I/O bandwidth, network bandwidth. A number of video delivery techniques can be used to...
Ewa Kusmierek, David Hung-Chang Du
JMLR
2010
156views more  JMLR 2010»
13 years 2 months ago
Collaborative Filtering on a Budget
Matrix factorization is a successful technique for building collaborative filtering systems. While it works well on a large range of problems, it is also known for requiring signi...
Alexandros Karatzoglou, Alexander J. Smola, Markus...
NIPS
2003
13 years 9 months ago
Approximate Planning in POMDPs with Macro-Actions
Recent research has demonstrated that useful POMDP solutions do not require consideration of the entire belief space. We extend this idea with the notion of temporal abstraction. ...
Georgios Theocharous, Leslie Pack Kaelbling
CORR
2008
Springer
92views Education» more  CORR 2008»
13 years 8 months ago
Convex Sparse Matrix Factorizations
We present a convex formulation of dictionary learning for sparse signal decomposition. Convexity is obtained by replacing the usual explicit upper bound on the dictionary size by...
Francis Bach, Julien Mairal, Jean Ponce