Sciweavers

10412 search results - page 1624 / 2083
» The efficiency of algorithms - misconceptions
Sort
View
SIGMOD
2004
ACM
241views Database» more  SIGMOD 2004»
16 years 7 months ago
SINA: Scalable Incremental Processing of Continuous Queries in Spatio-temporal Databases
This paper introduces the Scalable INcremental hash-based Algorithm (SINA, for short); a new algorithm for evaluating a set of concurrent continuous spatio-temporal queries. SINA ...
Mohamed F. Mokbel, Xiaopeng Xiong, Walid G. Aref
PODS
2006
ACM
134views Database» more  PODS 2006»
16 years 7 months ago
Finding global icebergs over distributed data sets
Finding icebergs ? items whose frequency of occurrence is above a certain threshold ? is an important problem with a wide range of applications. Most of the existing work focuses ...
Qi Zhao, Mitsunori Ogihara, Haixun Wang, Jun Xu
MOBIHOC
2007
ACM
16 years 6 months ago
Cross-layer latency minimization in wireless networks with SINR constraints
Recently, there has been substantial interest in the design of crosslayer protocols for wireless networks. These protocols optimize certain performance metric(s) of interest (e.g....
Deepti Chafekar, V. S. Anil Kumar, Madhav V. Marat...
MOBIHOC
2005
ACM
16 years 6 months ago
Localization and routing in sensor networks by local angle information
Location information is very useful in the design of sensor network infrastructures. In this paper, we study the anchor-free 2D localization problem by using local angle measureme...
Jehoshua Bruck, Jie Gao, Anxiao Jiang
DCC
2007
IEEE
16 years 6 months ago
On Compression of Encrypted Video
We consider video sequences that have been encrypted uncompressed. Since encryption masks the source, traditional data compression algorithms are rendered ineffective. However, it...
Daniel Schonberg, Chuohao Yeo, Stark C. Draper, Ka...
« Prev « First page 1624 / 2083 Last » Next »