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ICASSP
2011
IEEE
14 years 10 months ago
Outlier-aware robust clustering
Clustering is a basic task in a variety of machine learning applications. Partitioning a set of input vectors into compact, wellseparated subsets can be severely affected by the p...
Pedro A. Forero, Vassilis Kekatos, Georgios B. Gia...
CIDR
2011
237views Algorithms» more  CIDR 2011»
14 years 10 months ago
Rethinking Database Algorithms for Phase Change Memory
Phase change memory (PCM) is an emerging memory technology with many attractive features: it is non-volatile, byte-addressable, 2–4X denser than DRAM, and orders of magnitude be...
Shimin Chen, Phillip B. Gibbons, Suman Nath
JCAM
2011
69views more  JCAM 2011»
14 years 9 months ago
Comonotonic approximations for a generalized provisioning problem with application to optimal portfolio selection
In this paper we discuss multiperiod portfolio selection problems related to a speci…c provisioning problem. Our results are an extension of Dhaene et al. (2005), where optimal ...
Koen Van Weert, Jan Dhaene, Marc J. Goovaerts
SDM
2012
SIAM
278views Data Mining» more  SDM 2012»
13 years 9 months ago
Legislative Prediction via Random Walks over a Heterogeneous Graph
In this article, we propose a random walk-based model to predict legislators’ votes on a set of bills. In particular, we first convert roll call data, i.e. the recorded votes a...
Jun Wang, Kush R. Varshney, Aleksandra Mojsilovic
EDBT
2012
ACM
306views Database» more  EDBT 2012»
13 years 9 months ago
Clydesdale: structured data processing on MapReduce
MapReduce has emerged as a promising architecture for large scale data analytics on commodity clusters. The rapid adoption of Hive, a SQL-like data processing language on Hadoop (...
Tim Kaldewey, Eugene J. Shekita, Sandeep Tata