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JVCIR
2006
140views more  JVCIR 2006»
14 years 9 months ago
Improved H.264 rate control by enhanced MAD-based frame complexity prediction
This paper presents a revised rate control scheme based on an improved frame complexity measure. Rate control adopted by both MPEG-4 VM18 and H.264/AVC use a quadratic rate-distor...
Xiaoquan Yi, Nam Ling
MMS
2006
14 years 9 months ago
Collaborative image retrieval via regularized metric learning
In content-based image retrieval (CBIR), relevant images are identified based on their similarities to query images. Most CBIR algorithms are hindered by the semantic gap between ...
Luo Si, Rong Jin, Steven C. H. Hoi, Michael R. Lyu
GEOINFORMATICA
2007
223views more  GEOINFORMATICA 2007»
14 years 9 months ago
Algorithms for Nearest Neighbor Search on Moving Object Trajectories
Nearest Neighbor (NN) search has been in the core of spatial and spatiotemporal database research during the last decade. The literature on NN query processing algorithms so far d...
Elias Frentzos, Kostas Gratsias, Nikos Pelekis, Ya...
GEOINFORMATICA
2007
148views more  GEOINFORMATICA 2007»
14 years 9 months ago
Assessing the Certainty of Locations Produced by an Address Geocoding System
Addresses are the most common georeferencing resource people use to communicate to others a location within a city. Urban GIS applications that receive data directly fromcitizens,...
Clodoveu A. Davis, Frederico T. Fonseca
PAMI
2008
166views more  PAMI 2008»
14 years 9 months ago
Coarse-to-Fine Segmentation and Tracking Using Sobolev Active Contours
Recently proposed Sobolev active contours introduced a new paradigm for minimizing energies defined on curves by changing the traditional cost of perturbing a curve and thereby red...
Ganesh Sundaramoorthi, Anthony J. Yezzi, Andrea Me...