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» On Positive Relational Calculi
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108
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JSS
2006
134views more  JSS 2006»
15 years 18 days ago
On past-time indexing of moving objects
Tracking of mobile objects trajectories is one of many modern applications supported by Spatiotemporal databases. Within the context of this application, queries about the present...
Katerina Raptopoulou, Michael Vassilakopoulos, Yan...
103
Voted
FOCM
2007
48views more  FOCM 2007»
15 years 18 days ago
Integration and Optimization of Multivariate Polynomials by Restriction onto a Random Subspace
Abstract. We consider the problem of efficient integration of an n-variate polynomial with respect to the Gaussian measure in Rn and related problems of complex integration and opt...
Alexander I. Barvinok
95
Voted
SIGIR
2008
ACM
15 years 17 days ago
Exploiting sequential dependencies for expert finding
We propose an expert finding method based on assumption of sequential dependence between a candidate expert and the query terms in the scope of a document. We assume that the stre...
Pavel Serdyukov, Henning Rode, Djoerd Hiemstra
TCS
2008
15 years 17 days ago
The computational complexity of the parallel knock-out problem
We consider computational complexity questions related to parallel knock-out schemes for graphs. In such schemes, in each round, each remaining vertex of a given graph eliminates ...
Hajo Broersma, Matthew Johnson 0002, Daniël P...
104
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AROBOTS
2004
93views more  AROBOTS 2004»
15 years 16 days ago
Propagation of Uncertainty in Cooperative Multirobot Localization: Analysis and Experimental Results
This paper examines the problem of cooperative localization for the case of large groups of mobile robots. A Kalman filter estimator is implemented and tested for this purpose. The...
Stergios I. Roumeliotis, Ioannis M. Rekleitis