Sciweavers

467 search results - page 84 / 94
» Processing top k queries from samples
Sort
View
SIGMOD
2009
ACM
120views Database» more  SIGMOD 2009»
14 years 9 months ago
Kernel-based skyline cardinality estimation
The skyline of a d-dimensional dataset consists of all points not dominated by others. The incorporation of the skyline operator into practical database systems necessitates an ef...
Zhenjie Zhang, Yin Yang, Ruichu Cai, Dimitris Papa...
WWW
2003
ACM
14 years 9 months ago
Parse & Dispatch: Parallelizing the Generation
The use of dynamically generated Web content is gaining in popularity over traditional static HTML content. Dynamic Web content is generated on the fly according to the instructio...
Stavros Papastavrou, George Samaras, Paraskevas Ev...

Publication
344views
12 years 7 months ago
Top-k Similarity Join over Multi-valued Objects
The top-k similarity joins have been extensively studied and used in a wide spectrum of applications such as information retrieval, decision making, spatial data analysis and dat...
Wenjie Zhang, Jing Xu, Xin Liang, Ying Zhang, Xuem...
STOC
2009
ACM
271views Algorithms» more  STOC 2009»
14 years 9 months ago
A fast and efficient algorithm for low-rank approximation of a matrix
The low-rank matrix approximation problem involves finding of a rank k version of a m ? n matrix AAA, labeled AAAk, such that AAAk is as "close" as possible to the best ...
Nam H. Nguyen, Thong T. Do, Trac D. Tran
ICALP
2005
Springer
14 years 2 months ago
On the Wake-Up Problem in Radio Networks
Abstract. Radio networks model wireless communication when processing units communicate using one wave frequency. This is captured by the property that multiple messages arriving s...
Bogdan S. Chlebus, Leszek Gasieniec, Dariusz R. Ko...