Evidence map›Paper›PMID 32750839›Full record

ArticleIEEE transactions on pattern analysis and machine intelligence2023

Momentum-Net: Fast and Convergent Iterative Neural Network for Inverse Problems.

Il Yong Chun, Zhengyu Huang, Hongki Lim, Jeffrey A Fessler

Abstract read
In one paragraph

Article in IEEE transactions on pattern analysis and machine intelligence, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

23 citing papers in PubMed.

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  5. Review
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  8. Systematic Review on Learning-based Spectral CT.IEEE transactions on radiation and plasma medical sciences · 2024
    Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Il Yong Chun
Zhengyu Huang
Hongki Lim
Jeffrey A Fessler

Funding

Imaging and Dosimetry of Yttrium-90 for Personalized Cancer TreatmentR01EB022075 · NIBIB · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI DEWARAJA, YUNI K · 2016 to 2023
$4.7M
Accelerated statistical image reconstruction methods for X-ray CTU01EB018753 · NIBIB · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI FESSLER, JEFFREY A · 2014 to 2018
$2.0M
Fast Functional MRI with Sparse Sampling and Model-Based ReconstructionR01EB023618 · NIBIB · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI FESSLER, JEFFREY A, NOLL, DOUGLAS C · 2017 to 2020
$1.5M
NIBIB NIH HHS R01 EB022075NIBIB NIH HHS R01 EB023618NIBIB NIH HHS U01 EB018753
6 · The paper itself

Abstract

Iterative neural networks (INN) are rapidly gaining attention for solving inverse problems in imaging, image processing, and computer vision. INNs combine regression NNs and an iterative model-based image reconstruction (MBIR) algorithm, often leading to both good generalization capability and outperforming reconstruction quality over existing MBIR optimization models. This paper proposes the first fast and convergent INN architecture, Momentum-Net, by generalizing a block-wise MBIR algorithm that uses momentum and majorizers with regression NNs. For fast MBIR, Momentum-Net uses momentum terms in extrapolation modules, and noniterative MBIR modules at each iteration by using majorizers, where each iteration of Momentum-Net consists of three core modules: image refining, extrapolation, and MBIR. Momentum-Net guarantees convergence to a fixed-point for general differentiable (non)convex MBIR functions (or data-fit terms) and convex feasible sets, under two asymptomatic conditions. To consider data-fit variations across training and testing samples, we also propose a regularization parameter selection scheme based on the "spectral spread" of majorization matrices. Numerical experiments for light-field photography using a focal stack and sparse-view computational tomography demonstrate that, given identical regression NN architectures, Momentum-Net significantly improves MBIR speed and accuracy over several existing INNs; it significantly improves reconstruction quality compared to a state-of-the-art MBIR method in each application.

Identifiers

PMID32750839
PMCPMC8011286

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.