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KDD
2012
ACM
244views Data Mining» more  KDD 2012»
13 years 2 months ago
Open domain event extraction from twitter
Tweets are the most up-to-date and inclusive stream of information and commentary on current events, but they are also fragmented and noisy, motivating the need for systems that c...
Alan Ritter, Mausam, Oren Etzioni, Sam Clark
SIGMOD
2005
ACM
170views Database» more  SIGMOD 2005»
15 years 5 months ago
DB2/XML: designing for evolution
DB2 provides native XML storage, indexing, navigation and query processing through both SQL/XML and XQuery using the XML data type introduced by SQL/XML. In this tutorial we focus...
Kevin S. Beyer, Fatma Özcan, Sundar Saiprasad...
VLDB
1989
ACM
104views Database» more  VLDB 1989»
15 years 3 months ago
Event-Join Optimization in Temporal Relational Databases
An Event-Join combinestemporaljoin and outerjoin properties into a single operation. It is mostly used to group temporal attributes of an entity into a single relation. In this pa...
Arie Segev, Himawan Gunadhi
ISAAC
2007
Springer
122views Algorithms» more  ISAAC 2007»
15 years 6 months ago
Compressing Spatio-temporal Trajectories
Trajectory data is becoming increasingly available and the size of the trajectories is getting larger. In this paper we study the problem of compressing spatio-temporal trajectorie...
Joachim Gudmundsson, Jyrki Katajainen, Damian Merr...
CIKM
2008
Springer
15 years 1 months ago
Building self-organized image retrieval network
We propose a self-organized content-based Image Retrieval Network (IRN) that is inspired by a Metric Social Network (MSN) search system. The proposed network model is strictly dat...
Stanislav Barton, Vlastislav Dohnal, Jan Sedmidubs...