13 search results - page 1 / 3 » Vertical and Horizontal Percentage Aggregations |
SIGMOD
2004
ACM
14 years 5 months ago
2004
ACM
Existing SQL aggregate functions present important limitations to compute percentages. This article proposes two SQL aggregate functions to compute percentages addressing such lim...
CIDM
2007
IEEE
13 years 11 months ago
2007
IEEE
— In this paper, we consider burst detection within the context of privacy. In our scenario, multiple parties want to detect a burst in aggregated time series data, but none of t...
TCSV
2011
12 years 12 months ago
2011
This paper proposes an efficient and robust background compensation method for pan-tilt-zoom cameras. The proposed method approximates the relation between consecutive images to a...
ICPR
2004
IEEE
14 years 6 months ago
2004
IEEE
The problem of automatic recognition of human activities is among the most important and challenging open areas of research in Computer Vision. This paper presents a new approach ...
ISLPED
2003
ACM
13 years 10 months ago
2003
ACM
Tag comparison elimination (TCE) is an effective approach to reduce I-cache energy. Current research focuses on finding good tradeoffs between hardware cost and percentage of comp...