Search Results for author: Adam Wang

Found 7 papers, 3 papers with code

Poisson flow consistency models for low-dose CT image denoising

no code implementations13 Feb 2024 Dennis Hein, Adam Wang, Ge Wang

In this paper, we introduce a novel image denoising technique which combines the flexibility afforded in Poisson flow generative models (PFGM)++ with the, high quality, single step sampling of consistency models.

Image Denoising

Scout-Net: Prospective Personalized Estimation of CT Organ Doses from Scout Views

no code implementations23 Dec 2023 Abdullah-Al-Zubaer Imran, Sen Wang, Debashish Pal, Sandeep Dutta, Bhavik Patel, Evan Zucker, Adam Wang

To optimize CT acquisitions before scanning, rapid prediction of patient-specific organ dose is needed prospectively, using available scout images.

Fairness-enhancing mixed effects deep learning improves fairness on in- and out-of-distribution clustered (non-iid) data

no code implementations4 Oct 2023 Adam Wang, Son Nguyen, Albert Montillo

MEDL separately quantifies cluster-invariant fixed effects (FE) and cluster-specific random effects (RE) through the introduction of: 1) a cluster adversary which encourages the learning of cluster-invariant FE, 2) a Bayesian neural network which quantifies the RE, and a mixing function combining the FE an RE into a mixed-effect prediction.

Fairness

Semi-Supervised Relational Contrastive Learning

no code implementations11 Apr 2023 Attiano Purpura-Pontoniere, Demetri Terzopoulos, Adam Wang, Abdullah-Al-Zubaer Imran

Disease diagnosis from medical images via supervised learning is usually dependent on tedious, error-prone, and costly image labeling by medical experts.

Contrastive Learning Lesion Classification +2

Window-Level is a Strong Denoising Surrogate

2 code implementations15 May 2021 Ayaan Haque, Adam Wang, Abdullah-Al-Zubaer Imran

However, those approaches require access to large training sets, specifically the full dose CT images for reference, which can often be difficult to obtain.

Image Denoising Self-Supervised Learning

MultiMix: Sparingly Supervised, Extreme Multitask Learning From Medical Images

1 code implementation28 Oct 2020 Ayaan Haque, Abdullah-Al-Zubaer Imran, Adam Wang, Demetri Terzopoulos

Our extensive experimentation with varied quantities of labeled data in the training sets justify the effectiveness of our multitasking model for the classification of pneumonia and segmentation of lungs from chest X-ray images.

General Classification Segmentation

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