Sciweavers

4124 search results - page 65 / 825
» Improved Algorithms for Data Migration
Sort
View
FTTCS
2006
132views more  FTTCS 2006»
14 years 11 months ago
Algorithms and Data Structures for External Memory
Data sets in large applications are often too massive to fit completely inside the computer's internal memory. The resulting input/output communication (or I/O) between fast ...
Jeffrey Scott Vitter
INFOCOM
2011
IEEE
14 years 3 months ago
Optimal sampling algorithms for frequency estimation in distributed data
—Consider a distributed system with n nodes where each node holds a multiset of items. In this paper, we design sampling algorithms that allow us to estimate the global frequency...
Zengfeng Huang, Ke Yi, Yunhao Liu, Guihai Chen
INFOCOM
2003
IEEE
15 years 5 months ago
User-Level Performance of Channel-Aware Scheduling Algorithms in Wireless Data Networks
— Channel-aware scheduling strategies, such as the Proportional Fair algorithm for the CDMA 1xEV-DO system, provide an effective mechanism for improving throughput performance in...
Sem C. Borst
ISMIR
2005
Springer
127views Music» more  ISMIR 2005»
15 years 5 months ago
Towards a Fast and Efficient Match Algorithm for Content-Based Music Retrieval on Acoustic Data
In this paper we present a fast and efficient match algorithm, which consists of two key techniques: Spectral Correlation Based Feature Merge(SCBFM) and Two-Step Retrieval(TSR). ...
Yi Yu, Chiemi Watanabe, Kazuki Joe
DEXA
2005
Springer
160views Database» more  DEXA 2005»
15 years 5 months ago
Improved Sequential Pattern Mining Using an Extended Bitmap Representation
The main challenge of mining sequential patterns is the high processing cost of support counting for large amount of candidate patterns. For solving this problem, SPAM algorithm wa...
Chien-Liang Wu, Jia-Ling Koh, Pao-Ying An