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» Selectivity Estimation in Spatial Databases
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SIGMOD
2004
ACM
140views Database» more  SIGMOD 2004»
14 years 8 months ago
SoundCompass: A Practical Query-by-Humming System
This paper describes our practical query-by-humming system, SoundCompass, which is being used as a karaoke song selection system in Japan. First, we describe the fundamental techn...
Naoko Kosugi, Yasushi Sakurai, Masashi Morimoto
EDBT
2010
ACM
202views Database» more  EDBT 2010»
14 years 2 months ago
Querying trajectories using flexible patterns
The wide adaptation of GPS and cellular technologies has created many applications that collect and maintain large repositories of data in the form of trajectories. Previous work ...
Marcos R. Vieira, Petko Bakalov, Vassilis J. Tsotr...
DKE
2006
123views more  DKE 2006»
13 years 7 months ago
Cost models for distance joins queries using R-trees
The K-Closest-Pairs Query (K-CPQ), a type of distance join in spatial databases, discovers the K pairs of objects formed from two different datasets with the K smallest distances....
Antonio Corral, Yannis Manolopoulos, Yannis Theodo...
CVIU
2007
84views more  CVIU 2007»
13 years 7 months ago
Practical implementation of LMMSE demosaicing using luminance and chrominance spaces
Most digital color cameras sample only one color at each spatial location, using a single sensor coupled with a color filter array (CFA). An interpolation step called demosaicing...
Brice Chaix de Lavarène, David Alleysson, J...
CVPR
2006
IEEE
14 years 9 months ago
BoostMotion: Boosting a Discriminative Similarity Function for Motion Estimation
Motion estimation for applications where appearance undergoes complex changes is challenging due to lack of an appropriate similarity function. In this paper, we propose to learn ...
Shaohua Kevin Zhou, Bogdan Georgescu, Dorin Comani...