Search Results for author: Abijith Jagannath Kamath

Found 4 papers, 0 papers with code

Neuromorphic Sampling of Sparse Signals

no code implementations24 Oct 2023 Abijith Jagannath Kamath, Chandra Sekhar Seelamantula

We develop a kernel-based sampling approach, which allows for perfect reconstruction with a sample complexity equal to the rate of innovation of the signal.

Tight-frame-like Analysis-Sparse Recovery Using Non-tight Sensing Matrices

no code implementations20 Jul 2023 Kartheek Kumar Reddy Nareddy, Abijith Jagannath Kamath, Chandra Sekhar Seelamantula

We consider the analysis-sparse l1-minimization problem with a generalized l2-norm-based data-fidelity and show that it effectively corresponds to using a tight-frame sensing matrix.

SSIM

Neuromorphic Sampling of Signals in Shift-Invariant Spaces

no code implementations8 Jun 2023 Abijith Jagannath Kamath, Chandra Sekhar Seelamantula

We present an iterative technique for perfect reconstruction subject to the events satisfying a density criterion.

Time Encoding of Finite-Rate-of-Innovation Signals

no code implementations7 Jul 2021 Abijith Jagannath Kamath, Sunil Rudresh, Chandra Sekhar Seelamantula

Time-encoding of continuous-time signals is an alternative sampling paradigm to conventional methods such as Shannon's sampling.

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