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EPIA
2009
Springer
15 years 2 months ago
2009
Springer
Abstract. In this paper we propose an incremental item-based collaborative filtering algorithm. It works with binary ratings (sometimes also called implicit ratings), as it is typi...
CORR
2007
Springer
14 years 10 months ago
2007
Springer
This paper derives a near optimal distributed Kalman filter to estimate a large-scale random field monitored by a network of N sensors. The field is described by a sparsely con...
IJHPCA
2010
14 years 8 months ago
2010
Sparse matrix operations achieve only small fractions of peak CPU speeds because of the use of specialized, indexbased matrix representations, which degrade cache utilization by i...
ISBI
2008
IEEE
2008
IEEE
Tomographic image reconstruction from limited-view projections with Wiener filtered focuss algorithm
15 years 10 months ago
In tomographic image reconstruction from limited-view projections the underlying inverse problem is ill-posed with the rank-deficient system matrix. The minimal-norm least squares...
HPCN
1997
Springer
15 years 2 months ago
1997
Springer
Abstract. We describe a programming interface for parallel computing on NUMA (NonUniform Memory Access) shared memory machines. Although the interest in this architecture is rapidl...