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TMI
2008
91views more  TMI 2008»
13 years 7 months ago
System Calibration and Statistical Image Reconstruction for Ultra-High Resolution Stationary Pinhole SPECT
For multi-pinhole SPECT, iterative reconstruction algorithms are preferred over analytical methods, because of the often complex multi-pinhole geometries and the ability of iterat...
Frans van der Have, Brendan Vastenhouw, Marc Rentm...
ICIP
2010
IEEE
13 years 5 months ago
Constructing a sparse convolution matrix for shift varying image restoration problems
Convolution operator is a linear operator characterized by a point spread functions (PSF). In classical image restoration problems, the blur is usually shift invariant and so the ...
Stanley H. Chan
CLUSTER
2006
IEEE
14 years 1 months ago
A Simple Synchronous Distributed-Memory Algorithm for the HPCC RandomAccess Benchmark
The RandomAccess benchmark as defined by the High Performance Computing Challenge (HPCC) tests the speed at which a machine can update the elements of a table spread across globa...
Steven J. Plimpton, Ron Brightwell, Courtenay Vaug...
ACMACE
2006
ACM
14 years 1 months ago
A massively multi-authored mobile surrealist book
In this paper we describe an innovative mobile game in the form a multi-authored book. Based upon the 1920s surrealist technique of “Exquisite Corpse”, the book builds from a ...
William Bamford, Paul Coulton, Reuben Edwards
GECCO
2005
Springer
140views Optimization» more  GECCO 2005»
14 years 1 months ago
Comparing multicast and newscast communication in evolving agent societies
This paper investigates the effects of two different communication protocols within an artificial society, where communication and cooperation is necessary to survive. Communicat...
A. E. Eiben, Martijn C. Schut, T. Toma