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SIAMSC
2010
132views more  SIAMSC 2010»
13 years 3 months ago
New Algorithms for Optimal Online Checkpointing
Frequently, the computation of derivatives for optimizing time-dependent problems is based on the integration of the adjoint differential equation. For this purpose, the knowledge...
Philipp Stumm, Andrea Walther

Publication
200views
12 years 4 months ago
Tracking Endocardial Motion via Multiple Model Filtering of Distribution Cut
Tracking heart motion plays an essential role in the diagnosis of cardiovascular diseases. As such, accurate characterization of dynamic behavior of the left ventricle (LV) is esse...
Kumaradevan Punithakumar, Ismail Ben Ayed, Ali Isl...
SIGIR
2006
ACM
13 years 11 months ago
Unifying user-based and item-based collaborative filtering approaches by similarity fusion
Memory-based methods for collaborative filtering predict new ratings by averaging (weighted) ratings between, respectively, pairs of similar users or items. In practice, a large ...
Jun Wang, Arjen P. de Vries, Marcel J. T. Reinders
HSNMC
2003
Springer
102views Multimedia» more  HSNMC 2003»
13 years 10 months ago
A RTT-based Partitioning Algorithm for a Multi-rate Reliable Multicast Protocol
Various Internet applications involve multiple parties and usually adopt a one-to-many communication paradigm (multicast). The presence of multiple receivers in a multicast session...
Moufida Maimour, CongDuc Pham
SIGMOD
1996
ACM
97views Database» more  SIGMOD 1996»
13 years 9 months ago
Bifocal Sampling for Skew-Resistant Join Size Estimation
This paper introduces bifocal sampling, a new technique for estimating the size of an equi-join of two relations. Bifocal sampling classi es tuples in each relation into two group...
Sumit Ganguly, Phillip B. Gibbons, Yossi Matias, A...