208 search results - page 16 / 42 » Efficient Computation of Multiple Group By Queries |
AFRIGRAPH
2003
ACM
13 years 11 months ago
2003
ACM
Using a radiosity method to estimate light inter-reflections within large scenes still remains a difficult task. The two main reasons are: (i) the computations entailed by the rad...
ICPPW
1999
IEEE
13 years 12 months ago
1999
IEEE
As group applications become more prevalent, efficient network utilization becomes a major concern. Multicast transmission may use network bandwidth more efficiently than multiple...
ICDE
2002
IEEE
14 years 9 months ago
2002
IEEE
XML and other semi-structured data may have partially specified or missing schema information, motivating the use of a structural summary which can be automatically computed from ...
ICPP
1998
IEEE
13 years 12 months ago
1998
IEEE
Use of anycast service can considerably simplify many communication applications. Two approaches can be used for routing anycast packets. Single-path routing always uses the same ...
ICPR
2002
IEEE
14 years 8 months ago
2002
IEEE
We present a distributed, surveillance system that works in large and complex indoor environments. To track and recognize behaviors of people, we propose the use of the Hidden Mar...