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ICDE
2010
IEEE
290views Database» more  ICDE 2010»
15 years 6 months ago
Evaluating path queries over route collections
Abstract— Nowadays, vast amount of routing data, like sequences of points of interests, landmarks, etc., are available due to the proliferation of geodata services. We refer to t...
Panagiotis Bouros, Y. Vassiliou
BDA
2007
15 years 8 months ago
Hyperplane Queries in a Feature-Space M-tree for Speeding up Active Learning
In content-based retrieval, relevance feedback (RF) is a noticeable method for reducing the “semantic gap” between the low-level features describing the content and the usually...
Michel Crucianu, Daniel Estevez, Vincent Oria, Jea...
IIE
2007
94views more  IIE 2007»
15 years 6 months ago
A System Employing Peer Review and Enhanced Computer Assisted Assessment of Querying Skills
In recent years a small number of web-based tools have been proposed to help students learn to write SQL query statements and also to assess students’ SQL writing skills. SQLify ...
Michael de Raadt, Stijn Dekeyser, Tien Yu Lee
IS
2007
15 years 6 months ago
Branch-and-bound processing of ranked queries
Despite the importance of ranked queries in numerous applications involving multi-criteria decision making, they are not efficiently supported by traditional database systems. In ...
Yufei Tao, Vagelis Hristidis, Dimitris Papadias, Y...
VLDB
2002
ACM
144views Database» more  VLDB 2002»
15 years 6 months ago
Shooting Stars in the Sky: An Online Algorithm for Skyline Queries
Skyline queries ask for a set of interesting points from a potentially large set of data points. If we are traveling, for instance, a restaurant might be interesting if there is n...
Donald Kossmann, Frank Ramsak, Steffen Rost