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» DOT: A Spatial Access Method Using Fractals
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VTC
2007
IEEE
105views Communications» more  VTC 2007»
14 years 1 months ago
Random Beamforming OFDMA for Future Generation Cellular Communication Systems
—This paper presents a downlink performance analysis of a Layered Random Beamforming (LRB) - MIMO-OFDMA Physical Layer (PHY) as applicable to future generation wireless communica...
Congzheng Han, Angela Doufexi, Simon Armour, Joe M...
ICIP
2004
IEEE
14 years 9 months ago
Feature statistical retrieval applied to content-based copy identification
In many image or video retrieval systems, the search of similar objects in the database includes a spatial access method to a multidimensional feature space. This step is generall...
Alexis Joly, Carl Frélicot, Olivier Buisson
ADC
2006
Springer
136views Database» more  ADC 2006»
14 years 1 months ago
A multi-step strategy for approximate similarity search in image databases
Many strategies for similarity search in image databases assume a metric and quadratic form-based similarity model where an optimal lower bounding distance function exists for fil...
Paul Wing Hing Kwan, Junbin Gao
CVPR
2004
IEEE
14 years 9 months ago
Automatic View Recognition in Echocardiogram Videos Using Parts-Based Representation
Indexing echocardiogram videos at different levels of structure is essential for providing efficient access to their content for browsing and retrieval purposes. We present a nove...
Shahram Ebadollahi, Shih-Fu Chang, Henry Wu
FUN
2010
Springer
247views Algorithms» more  FUN 2010»
14 years 13 days ago
A Fun Application of Compact Data Structures to Indexing Geographic Data
The way memory hierarchy has evolved in recent decades has opened new challenges in the development of indexing structures in general and spatial access methods in particular. In t...
Nieves R. Brisaboa, Miguel Rodríguez Luaces...