2 papers
math.FA2026
Geometric Perspective on Concentration Phenomena in Frame Theory
Samuel A. Ballas, Samuel Ballas, Ferhat Karabatman +1
Parseval and equal-norm frames play a fundamental role in frame theory and signal processing. It is known that a random frame, with unit vectors drawn independently from the unifor…
math.FA2025
Optimization and the Topology of Spaces of Parseval Frames
Anthony Caine, Tom Needham, Clayton Shonkwiler
A Parseval frame is a spanning set for a Hilbert space which satisfies the Parseval identity: a vector can be expressed as a linear combination of the frame whose coefficients are…