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math.FA2015
Weaving Frames
Travis Bemrose, Peter G. Casazza, Karlheinz Gröchenig +2
We study an intriguing question in frame theory we call "Weaving Frames" that is partially motivated by preprocessing of Gabor frames. Two frames and $\{ψ_i \}_{…
math.FA2014
The Unconditional Constants for Hilbert Space Frame Expansions
Travis Bemrose, Peter G. Casazza, Victor Kaftal +1
The most fundamental notion in frame theory is the frame expansion of a vector. Although it is well known that these expansions are unconditionally convergent series, no characteri…