928 search results - page 29 / 186 » Analysis and optimization of active databases |
SIGMETRICS
2010
ACM
15 years 2 months ago
2010
ACM
In this paper, we present a comprehensive analysis of real smartphone usage during a 6-month study of real user activity on the Android G1 smartphone. Our goal is to study the hig...
SIGMOD
1989
ACM
15 years 1 months ago
1989
ACM
Spatial objects other than points and boxes can be stored in spatial indexes, but the techniques usually require the use of approximations that can be arbitrarily bad. This leads ...
88
Voted
DEXA
2008
Springer
14 years 11 months ago
2008
Springer
The query performance for tracing tags depends upon the distribution of tag trajectories in the data space. We examine a more efficient representation of tag trajectories by means ...
88
Voted
IBPRIA
2003
Springer
15 years 2 months ago
2003
Springer
Abstract. In this paper we propose a supervised method for the segmentation of masses in mammographic images. The algorithm starts with a selected pixel inside the mass, which has ...
CDC
2009
IEEE
15 years 1 months ago
2009
IEEE
Abstract-- Dataflow representations of Digital Signal Processing (DSP) software have been developing since the 1980's. They have proven to be useful in identifying bottlenecks...