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» Efficient Algorithms for the 2-Center Problems
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BDA
2006
15 years 8 months ago
Matching Algorithms for User Notification in Digital Libraries
We consider a publish/subscribe system for digital libraries which continuously evaluates queries over a large repository containing document descriptions. The subscriptions, the ...
Hanen Belhaj Frej, Philippe Rigaux, Nicolas Spyrat...
WAE
2000
103views Algorithms» more  WAE 2000»
15 years 8 months ago
Lattice Basis Reduction with Dynamic Approximation
Abstract. In this paper we present a heuristic based on dynamic approximations for improving the well-known Schnorr-Euchner lattice basis reduction algorithm. In particular, the ne...
Werner Backes, Susanne Wetzel
209
Voted
NIPS
2008
15 years 8 months ago
From Online to Batch Learning with Cutoff-Averaging
We present cutoff averaging, a technique for converting any conservative online learning algorithm into a batch learning algorithm. Most online-to-batch conversion techniques work...
Ofer Dekel
KDD
2004
ACM
138views Data Mining» more  KDD 2004»
16 years 7 months ago
IDR/QR: an incremental dimension reduction algorithm via QR decomposition
Dimension reduction is a critical data preprocessing step for many database and data mining applications, such as efficient storage and retrieval of high-dimensional data. In the ...
Jieping Ye, Qi Li, Hui Xiong, Haesun Park, Ravi Ja...
VLDB
2007
ACM
155views Database» more  VLDB 2007»
16 years 1 months ago
Best Position Algorithms for Top-k Queries
The general problem of answering top-k queries can be modeled using lists of data items sorted by their local scores. The most efficient algorithm proposed so far for answering to...
Reza Akbarinia, Esther Pacitti, Patrick Valduriez