Search Results for author: Rima Arnaout

Found 8 papers, 2 papers with code

Beyond Size and Class Balance: Alpha as a New Dataset Quality Metric for Deep Learning

no code implementations22 Jul 2024 Josiah Couch, Ramy Arnaout, Rima Arnaout

By analyzing thousands of subsets from seven medical datasets representing ultrasound, X-ray, CT, and pathology images, we found that the best correlates of performance were not size or class balance but $A$ -- ``big alpha'' -- a set of generalized entropy measures interpreted as the effective number of image-class pairs in the dataset, after accounting for similarities among images.

Diversity Image Classification

The Minimum Information about CLinical Artificial Intelligence Checklist for Generative Modeling Research (MI-CLAIM-GEN)

2 code implementations5 Mar 2024 Brenda Y. Miao, Irene Y. Chen, Christopher YK Williams, Jaysón Davidson, Augusto Garcia-Agundez, Shenghuan Sun, Travis Zack, Suchi Saria, Rima Arnaout, Giorgio Quer, Hossein J. Sadaei, Ali Torkamani, Brett Beaulieu-Jones, Bin Yu, Milena Gianfrancesco, Atul J. Butte, Beau Norgeot, Madhumita Sushil

Recent advances in generative models, including large language models (LLMs), vision language models (VLMs), and diffusion models, have accelerated the field of natural language and image processing in medicine and marked a significant paradigm shift in how biomedical models can be developed and deployed.

$\textit{greylock}$: A Python Package for Measuring The Composition of Complex Datasets

1 code implementation29 Dec 2023 Phuc Nguyen, Rohit Arora, Elliot D. Hill, Jasper Braun, Alexandra Morgan, Liza M. Quintana, Gabrielle Mazzoni, Ghee Rye Lee, Rima Arnaout, Ramy Arnaout

However, there exists a richer and potentially more useful set of measures, termed diversity measures, that incorporate elements' frequencies and between-element similarities.

Diversity

Label-free segmentation from cardiac ultrasound using self-supervised learning

no code implementations10 Oct 2022 Danielle L. Ferreira, Zaynaf Salaymang, Rima Arnaout

We also tested against external images from an additional 10, 030 patients with available manual tracings of the left ventricle.

Segmentation Self-Supervised Learning +1

Domain-guided data augmentation for deep learning on medical imaging

no code implementations10 Oct 2022 Chinmayee Athalye, Rima Arnaout

While domain-specific data augmentation can be useful in training neural networks for medical imaging tasks, such techniques have not been widely used to date.

Data Augmentation valid

Deep-learning models improve on community-level diagnosis for common congenital heart disease lesions

no code implementations19 Sep 2018 Rima Arnaout, Lara Curran, Erin Chinn, Yili Zhao, Anita Moon-Grady

Using 685 retrospectively collected echocardiograms from fetuses 18-24 weeks of gestational age from 2000-2018, we trained convolutional and fully-convolutional deep learning models in a supervised manner to (i) identify the five canonical screening views of the fetal heart and (ii) segment cardiac structures to calculate fetal cardiac biometrics.

Binary Classification Specificity

Fast and accurate classification of echocardiograms using deep learning

no code implementations27 Jun 2017 Ali Madani, Ramy Arnaout, Mohammad Mofrad, Rima Arnaout

The essential first step toward comprehensive computer assisted echocardiographic interpretation is determining whether computers can learn to recognize standard views.

Classification General Classification +1

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