133 search results - page 19 / 27 » Simple and practical algorithm for sparse Fourier transform |
PKDD
2000
Springer
13 years 11 months ago
2000
Springer
Data mining is a useful decision support technique, which can be used to find trends and regularities in warehouses of corporate data. A serious problem of its practical applicatio...
TIP
2011
13 years 2 months ago
2011
Abstract—Image reconstruction from its projections is a necessity in many applications such as medical (CT), security, inspection, and others. This paper extends the 2-D Fan-beam...
SIAMJO
2010
13 years 5 months ago
2010
This paper introduces a novel algorithm to approximate the matrix with minimum nuclear norm among all matrices obeying a set of convex constraints. This problem may be understood a...
PAMI
2010
13 years 5 months ago
2010
—We present a novel and effective algorithm for affinely skewed rotation symmetry group detection from real-world images. We define a complete skewed rotation symmetry detectio...
ICPR
2004
IEEE
14 years 8 months ago
2004
IEEE
A new criterion based on Gaussian fields is introduced and applied to the task of automatic rigid registration of point-sets. The method defines a simple energy function, which is...