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MLDM
2005
Springer
14 years 1 months ago
A Grouping Method for Categorical Attributes Having Very Large Number of Values
In supervised machine learning, the partitioning of the values (also called grouping) of a categorical attribute aims at constructing a new synthetic attribute which keeps the info...
Marc Boullé
EDBT
2012
ACM
225views Database» more  EDBT 2012»
11 years 10 months ago
Differentially private search log sanitization with optimal output utility
Web search logs contain extremely sensitive data, as evidenced by the recent AOL incident. However, storing and analyzing search logs can be very useful for many purposes (i.e. in...
Yuan Hong, Jaideep Vaidya, Haibing Lu, Mingrui Wu
PLDI
2003
ACM
14 years 27 days ago
Compile-time dynamic voltage scaling settings: opportunities and limits
With power-related concerns becoming dominant aspects of hardware and software design, significant research effort has been devoted towards system power minimization. Among run-t...
Fen Xie, Margaret Martonosi, Sharad Malik
SP
2008
IEEE
138views Security Privacy» more  SP 2008»
13 years 7 months ago
A performance tuning methodology with compiler support
We have developed an environment, based upon robust, existing, open source software, for tuning applications written using MPI, OpenMP or both. The goal of this effort, which inte...
Oscar Hernandez, Barbara M. Chapman, Haoqiang Jin
SIGMOD
2009
ACM
182views Database» more  SIGMOD 2009»
14 years 7 months ago
3-HOP: a high-compression indexing scheme for reachability query
Reachability queries on large directed graphs have attracted much attention recently. The existing work either uses spanning structures, such as chains or trees, to compress the c...
Ruoming Jin, Yang Xiang, Ning Ruan, David Fuhry