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PVLDB
2008
154views more  PVLDB 2008»
13 years 9 months ago
Indexing land surface for efficient kNN query
The class of k Nearest Neighbor (kNN) queries is frequently used in geospatial applications. Many studies focus on processing kNN in Euclidean and road network spaces. Meanwhile, ...
Cyrus Shahabi, Lu-An Tang, Songhua Xing
CIKM
2010
Springer
13 years 8 months ago
A hierarchical approach to reachability query answering in very large graph databases
The cost of reachability query computation using traditional algorithms such as depth first search or transitive closure has been found to be prohibitive and unacceptable in mass...
Saikat K. Dey, Hasan M. Jamil
ASIACRYPT
2010
Springer
13 years 8 months ago
Structured Encryption and Controlled Disclosure
We consider the problem of encrypting structured data (e.g., a web graph or a social network) in such a way that it can be efficiently and privately queried. For this purpose, we ...
Melissa Chase, Seny Kamara
IMC
2010
ACM
13 years 8 months ago
The impact of YouTube recommendation system on video views
Hosting a collection of millions of videos, YouTube offers several features to help users discover the videos of their interest. For example, YouTube provides video search, relate...
Renjie Zhou, Samamon Khemmarat, Lixin Gao
WWW
2011
ACM
13 years 5 months ago
Filtering microblogging messages for social TV
Social TV was named one of the ten most important emerging technologies in 2010 by the MIT Technology Review. Manufacturers of set-top boxes and televisions have recently started ...
Ovidiu Dan, Junlan Feng, Brian D. Davison