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CVPR
2011
IEEE
14 years 7 months ago
Relative pose problem for non-overlapping surveillance cameras with known gravity vector
We present a method for estimating the relative pose of two calibrated or uncalibrated non-overlapping surveillance cameras from observing a moving object. We show how to tackle t...
Branislav Micusik
INTERSPEECH
2010
14 years 6 months ago
On the relation of Bayes risk, word error, and word posteriors in ASR
In automatic speech recognition, we are faced with a wellknown inconsistency: Bayes decision rule is usually used to minimize sentence (word sequence) error, whereas in practice w...
Ralf Schlüter, Markus Nußbaum-Thom, Her...
STOC
2009
ACM
172views Algorithms» more  STOC 2009»
15 years 11 months ago
Linear time approximation schemes for the Gale-Berlekamp game and related minimization problems
We design a linear time approximation scheme for the GaleBerlekamp Switching Game and generalize it to a wider class of dense fragile minimization problems including the Nearest C...
Marek Karpinski, Warren Schudy
EDBT
2008
ACM
122views Database» more  EDBT 2008»
15 years 11 months ago
Mining all frequent projection-selection queries from a relational table
In this paper we study the problem of mining all frequent queries in a given database table, a problem known to be intractable even for conjunctive queries. We restrict our attent...
Tao-Yuan Jen, Dominique Laurent, Nicolas Spyratos
MM
2004
ACM
102views Multimedia» more  MM 2004»
15 years 4 months ago
The relative effectiveness of concept-based versus content-based video retrieval
Three video search systems were compared in the interactive search task at the TRECVID 2003 workshop: a text-only system, which searched video shots through transcripts; a feature...
Meng Yang, Barbara M. Wildemuth, Gary Marchionini