Evidence map›Paper›PMID 40814694›Full record

ArticleNewton ((New York, N.Y.)2025

Self-Supervised Elimination of Non-Independent Noise in Hyperspectral Imaging.

Guangrui Ding, Chang Liu, Jiaze Yin, Xinyan Teng, Yuying Tan, Hongjian He, Haonan Lin, Lei Tian, Ji-Xin Cheng

Abstract read
In one paragraph

Article in Newton ((New York, N.Y.), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing 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

11 citing papers in PubMed.

  1. Article
  2. Review
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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

9 authors.

Guangrui DingDepartment of Electrical and Computer Engineering, Boston University, Boston, MA, USA, 02215.
Chang LiuDepartment of Biomedical Engineering, Boston University, Boston, MA, USA, 02215.
Jiaze YinDepartment of Electrical and Computer Engineering, Boston University, Boston, MA, USA, 02215.
Xinyan TengDepartment of Chemistry, Boston University, Boston, MA, USA, 02215.
Yuying TanDepartment of Biomedical Engineering, Boston University, Boston, MA, USA, 02215.
Hongjian HeDepartment of Electrical and Computer Engineering, Boston University, Boston, MA, USA, 02215.
Haonan LinDepartment of Electrical and Computer Engineering, Boston University, Boston, MA, USA, 02215.
Lei TianDepartment of Electrical and Computer Engineering, Boston University, Boston, MA, USA, 02215.
Ji-Xin ChengDepartment of Electrical and Computer Engineering, Boston University, Boston, MA, USA, 02215.

Funding

Vibrational Spectroscopic Imaging to Unveil Hidden Signatures in Living SystemsR35GM136223 · NIGMS · BOSTON UNIVERSITY (CHARLES RIVER CAMPUS) · PI CHENG, JI-XIN · 2020 to 2025
$5.7M
High-content High-speed Chemical Imaging of Metabolic Reprogramming by Integration of Advanced Instrumentation and Data ScienceR01EB032391 · NIBIB · BOSTON UNIVERSITY (CHARLES RIVER CAMPUS) · PI CHENG, JI-XIN · 2022 to 2025
$2.0M
Super-sensitive vibrational imaging by synergic development of instruments and probesR01EB035429 · NIBIB · BOSTON UNIVERSITY (CHARLES RIVER CAMPUS) · PI Daniela Buccella, Ji-Xin Cheng · 2024 to 2026
$1.8M
NIBIB NIH HHS R01 EB032391NIBIB NIH HHS R01 EB035429NIGMS NIH HHS R35 GM136223
6 · The paper itself

Abstract

Hyperspectral imaging has been widely used for spectral and spatial identification of target molecules, yet often contaminated by sophisticated noise. Current denoising methods generally rely on independent and identically distributed noise statistics, showing corrupted performance for non-independent noise removal. Here, we demonstrate Self-supervised PErmutation Noise2noise Denoising (SPEND), a deep learning denoising architecture tailor-made for removing non-independent noise from a single hyperspectral image stack. We utilize hyperspectral stimulated Raman scattering and mid-infrared photothermal microscopy as the testbeds, where the noise is spatially correlated and spectrally varied. Based on single hyperspectral images, SPEND permutates odd and even spectral frames to generate two stacks with identical noise properties, and uses the pairs for efficient self-supervised noise-to-noise training. SPEND achieved an 8-fold signal-to-noise improvement without having access to the ground truth data. SPEND enabled accurate mapping of low concentration biomolecules in both fingerprint and silent regions, demonstrating its robustness in sophisticated cellular environments.

Identifiers

PMID40814694
PMCPMC12345349

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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.