NSF award 2556024 · Saint Louis University

Phase retrieval and nonlinear frame theory

Final report due

28 October 2029

in 1,105 days · The award ends on 30 June 2029.

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award ending 2029-06-30 · Research.gov
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award ending 2029-06-30 · Research.gov
PAPPG 24-1: “at least 45 days prior to the end date”
No-cost extension notice20 Jun 2029in 975 days
award ending 2029-06-30 · Research.gov
PAPPG 24-1: “at least ten calendar days prior to the end date”
Final report due28 Oct 2029in 1105 days
award ending 2029-06-30 · Research.gov
PAPPG 24-1: “no later than 120-days following the end date of the award”
Project outcomes report due28 Oct 2029in 1105 days
award ending 2029-06-30 · Research.gov
PAPPG 24-1: “no later than 120 days following the end date”
Award is closed out28 Oct 2029in 1105 days
award ending 2029-06-30 · Research.gov
PAPPG 24-1: “financially closed out 120 days after their expiration date”

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NSF lists this award's end date as 30 June 2029.
NSF rules say the final report is due no later than 120 days after that.
So the final report is due by 28 October 2029.

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Award card

Award number: 2556024
Period of support: 15 Jul 2026 – 30 Jun 2029
Amount: $200,000
Awardee: Saint Louis University, Saint Louis, MO
Program: ANALYSIS PROGRAM
Directorate: MPS

Abstract

The ability to recover a signal from corrupted or incomplete data has profound consequences for national health, prosperity, and welfare. This project addresses the fundamental mathematical structure of problems that arise when linear measurements are distorted in a structured yet nonlinear way. For example, in digital imaging, pixels which are too bright get set to pure white, while in X-ray crystallography, only…

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