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» Universal Sparse Modeling

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IROS
2006
IEEE

108views Robotics» more IROS 2006»

Sparse appearance based modeling for robot localization

15 years 6 months ago

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— In appearance based robot localization a new image is matched with every image in the database. In this paper we describe how to reduce the number of images in this database wi...

Olaf Booij, Zoran Zivkovic, Ben J. A. Kröse

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107

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COMPGEOM
2006
ACM

139views Discrete Geometry» more COMPGEOM 2006»

Colored intersection searching via sparse rectangular matrix multiplication

15 years 6 months ago

Download www.math.tau.ac.il

In a Batched Colored Intersection Searching Problem (CI), one is given a set of n geometric objects (of a certain class). Each object is colored by one of c colors, and the goal i...

Haim Kaplan, Micha Sharir, Elad Verbin

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117

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SIGMOD
1999
ACM

181views Database» more SIGMOD 1999»

Approximate Computation of Multidimensional Aggregates of Sparse Data Using Wavelets

15 years 4 months ago

Download www.ittc.ku.edu

Computing multidimensional aggregates in high dimensions is a performance bottleneck for many OLAP applications. Obtaining the exact answer to an aggregation query can be prohibit...

Jeffrey Scott Vitter, Min Wang

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ICASSP
2009
IEEE

117views Signal Processing» more ICASSP 2009»

Dictionary learning for the sparse modelling of atrial fibrillation in ECG signals

15 years 7 months ago