Sciweavers

32 search results - page 7 / 7
» A Comparison of Several Approaches to Missing Attribute Valu...
Sort
View
EDBT
2010
ACM
185views Database» more  EDBT 2010»
14 years 2 months ago
Optimizing joins in a map-reduce environment
Implementations of map-reduce are being used to perform many operations on very large data. We examine strategies for joining several relations in the map-reduce environment. Our ...
Foto N. Afrati, Jeffrey D. Ullman
ICDM
2007
IEEE
121views Data Mining» more  ICDM 2007»
14 years 2 months ago
Finding Predictive Runs with LAPS
We present an extension to the Lasso [9] for binary classification problems with ordered attributes. Inspired by the Fused Lasso [8] and the Group Lasso [10, 4] models, we aim to...
Suhrid Balakrishnan, David Madigan