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ALGORITHMICA
2002
103views more  ALGORITHMICA 2002»
15 years 3 months ago
Efficient Bulk Operations on Dynamic R-Trees
In recent years there has been an upsurge of interest in spatial databases. A major issue is how to manipulate efficiently massive amounts of spatial data stored on disk in multidi...
Lars Arge, Klaus Hinrichs, Jan Vahrenhold, Jeffrey...
ICASSP
2007
IEEE
15 years 10 months ago
A Parametric Method for Pitch Estimation of Piano Tones
The efficiency of most pitch estimation methods declines when the analyzed frame is shortened and/or when a wide fundamental frequency (F0) range is targeted. The technique propo...
Valentin Emiya, Bertrand David, Roland Badeau
CAIP
2009
Springer
211views Image Analysis» more  CAIP 2009»
15 years 10 months ago
Contextual-Guided Bag-of-Visual-Words Model for Multi-class Object Categorization
Abstract. Bag-of-words model (BOW) is inspired by the text classification problem, where a document is represented by an unsorted set of contained words. Analogously, in the objec...
Mehdi Mirza-Mohammadi, Sergio Escalera, Petia Rade...
TWC
2008
150views more  TWC 2008»
15 years 3 months ago
Combining Beamforming and Space-Time Coding Using Quantized Feedback
We combine space-time coding and transmit beamforming over multiple-antenna quasi-static fading channels using resolution-constrained channel state information at the transmitter ...
Siavash Ekbatani, Hamid Jafarkhani
BMCBI
2010
117views more  BMCBI 2010»
15 years 4 months ago
Using jackknife to assess the quality of gene order phylogenies
Background: In recent years, gene order data has attracted increasing attention from both biologists and computer scientists as a new type of data for phylogenetic analysis. If ge...
Jian Shi, Yiwei Zhang, Haiwei Luo, Jijun Tang