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175
Voted
SIGMOD
2009
ACM
16 years 1 months ago
2009
ACM
Reachability queries on large directed graphs have attracted much attention recently. The existing work either uses spanning structures, such as chains or trees, to compress the c...
169
Voted
SIGMOD
2007
ACM
16 years 28 days ago
2007
ACM
Suppose a long-running analytical query is executing on a database server and has been allocated a large amount of physical memory. A high-priority task comes in and we need to ru...
105
Voted
PODS
2001
ACM
16 years 28 days ago
2001
ACM
The increasing ability to track and collect large amounts of data with the use of current hardware technology has lead to an interest in the development of data mining algorithms ...
162
Voted
SOSP
2001
ACM
15 years 9 months ago
2001
ACM
In recent years, there has been a rapid and wide spread of nontraditional computing platforms, especially mobile and portable computing devices. As applications become increasingl...
110
click to vote
WWW
2010
ACM
15 years 7 months ago
2010
ACM
With the increasing popularity of location-based services, such as tour guide and location-based social network, we now have accumulated many location data on the Web. In this pap...