Characterization of the Basin of Convexity for Multi-Snapshot Spike Deconvolution via Variable Projection

arXiv:2607.09593 · stat.ML, eess.SP, math.NA, math.OC · Submitted 2026-07-10 · Read on arXiv

Meghna Kalra, Maxime Ferreira Da Costa, Kiryung Lee

stat.ML, eess.SP, math.NA, math.OC

Submitted: 2026-07-10

Code: https://github.com/Meghna2608/varprosd-spike-deconvolution

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Trace — 18× in this paper · explained in 2 episodes
• Accuracy — 9× in this paper · explained in 1 episode
• Consistency — 6× in this paper · explained in 3 episodes
• Convergence Guarantees — 5× in this paper · explained in 3 episodes
• Objective Function — 3× in this paper · explained in 2 episodes
• Theoretical Guarantees — 3× in this paper · explained in 2 episodes
• IEEE International Symposium on Information Theory — 2× in this paper
• Inverse Problem — 2× in this paper · explained in 2 episodes
• Iterative Refinement — 2× in this paper · explained in 5 episodes
• Localization — 2× in this paper · explained in 2 episodes
• Orthogonal Projection — 2× in this paper · explained in 2 episodes
• Absorb — 1× in this paper · explained in 1 episode
• Core — 1× in this paper · explained in 2 episodes
• Phase Transition — 1× in this paper · explained in 3 episodes
• Sparsity — 1× in this paper · explained in 5 episodes

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