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TIT
2011
13 years 5 months ago
2011
— The focus of this paper is on spatial precoding in correlated multi-antenna channels where the number of datastreams is adapted independent of the number of transmit antennas. ...
CAIP
2007
Springer
14 years 4 months ago
2007
Springer
We present a novel method to detect multimodal regions composed of linear structures and measure the orientations in these regions, i.e. at line X-sings, T-junctions and Y-forks. I...
EUROPAR
2008
Springer
13 years 12 months ago
2008
Springer
We present a distributed index data structure and algorithms devised to support parallel query processing of multimedia content in search engines. We present a comparative study wi...
FOCS
2008
IEEE
13 years 10 months ago
2008
IEEE
Recent years have seen a significant increase in our understanding of high-dimensional nearest neighbor search (NNS) for distances like the 1 and 2 norms. By contrast, our underst...
CVPR
2004
IEEE
15 years 4 days ago
2004
IEEE
The study of 2D shapes and their similarities is a central problem in the field of vision. It arises in particular from the task of classifying and recognizing objects from their ...