15 citations · 23 across the 6 of their papers we have counts for
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math.NA2024★ 1 cited
Regularization with optimal space-time priors
Tatiana A. Bubba, Tommi Heikkilä, Demetrio Labate +1
We propose a variational regularization approach based on a multiscale representation called cylindrical shearlets aimed at dynamic imaging problems, especially dynamic tomography.…
math.NA2021★ 1 cited
4D Dual-Tree Complex Wavelets for Time-Dependent Data
Tatiana A. Bubba, Tommi Heikkilä, Samuli Siltanen
The dual-tree complex wavelet transform (DT-WT) is extended to the 4D setting. Key properties of 4D DT-WT, such as directional sensitivity and shift-invaria…