
SVD AND SIGNAL PROCESSING, III
Algorithms, Architectures and Applications
M. Moonen and B. De Moor (Editors)
9 1995 Elsevier Science B.V. All rights reserved.
157
IBOUNDS ON SINGULAR VALUES REVEALED BY
QR FACTORIZATIONS
C.-T. PAN
Department of Mathematical Sciences
Northern Illinois University
De Kalb, IL 60115-2888
U.S.A.
pan@math.niu.edu
P.T.P. TANG
Mathematics and Computer Science Division
Argonne National Laboratory
9700 South Cass Ave.
Argonne, IL 60439-4801
U.S.A.
tang@mcs.anl.gov
ABSTRACT. We introduce a pair of dual concepts: pivoted blocks and reverse pivoted
blocks. These blocks are the outcome ...