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math.FA2014
An Algebraic Perspective on Multivariate Tight Wavelet Frames. II
Maria Charina, Mihai Putinar, Claus Scheiderer +1
Continuing our recent work we study polynomial masks of multivariate tight wavelet frames from two additional and complementary points of view: convexity and system theory. We cons…
math.FA2012★ 4 cited
A real algebra perspective on multivariate tight wavelet frames
Maria Charina, Mihai Putinar, Claus Scheiderer +1
Recent results from real algebraic geometry and the theory of polynomial optimization are related in a new framework to the existence question of multivariate tight wavelet frames…