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HICSS
2002
IEEE
130views Biometrics» more  HICSS 2002»
14 years 1 months ago
A Novel Method for Detecting Similar Documents
We describe a system for rapidly determining document similarity among a set of documents obtained from an information retrieval (IR) system. We obtain a ranked list of the most i...
James W. Cooper, Anni Coden, Eric W. Brown
ICDE
2009
IEEE
409views Database» more  ICDE 2009»
15 years 8 months ago
Chameleon: Context Awareness inside DBMSs
Context is any information used to characterize the situation of an entity. Examples of contexts includetime, location, identity, and activity of a user. This paper proposes a gene...
Hicham G. Elmongui, Walid G. Aref, Mohamed F. Mokb...
ICDE
2007
IEEE
146views Database» more  ICDE 2007»
14 years 3 days ago
Index-based Most Similar Trajectory Search
The problem of trajectory similarity in moving object databases is a relatively new topic in the spatial and spatiotemporal database literature. Existing work focuses on the spati...
Elias Frentzos, Kostas Gratsias, Yannis Theodoridi...
SIGMOD
2012
ACM
250views Database» more  SIGMOD 2012»
11 years 10 months ago
Authenticating location-based services without compromising location privacy
The popularity of mobile social networking services (mSNSs) is propelling more and more businesses, especially those in retailing and marketing, into mobile and location-based for...
Haibo Hu, Jianliang Xu, Qian Chen, Ziwei Yang
IDEAS
2007
IEEE
84views Database» more  IDEAS 2007»
14 years 2 months ago
Multiple Entry Indexing and Double Indexing
Traditional indexing techniques are not well suited for complex data types such as spatial, spatio-temporal, and multimedia data types, where an instance is a composite of multipl...
Victor Teixeira de Almeida, Ralf Hartmut Güti...