no code implementations • 23 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.
no code implementations • 4 May 2023 • Md. Atik Ahamed, Jin Chen, Abdullah-Al-Zubaer Imran
Medical image classification is one of the most important tasks for computer-aided diagnosis.
no code implementations • 11 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.
no code implementations • 2 Apr 2022 • Yeahia Sarker, Abdullah-Al-Zubaer Imran, Md Hafiz Ahamed, Ripon K. Chakrabortty, Michael J. Ryan, Sajal K. Das
To harvest maximum details for various receptive regions and high-quality synthetic images, \texttt{NLVAE} is introduced as a self-supervised strategy that reconstructs high-resolution images using disentangled information from the non-local neighbourhood.
1 code implementation • 25 Oct 2021 • Ayaan Haque, Abdullah-Al-Zubaer Imran, Adam Wang, Demetri Terzopoulos
Semi-supervised learning from limited quantities of labeled data has shown promise as an alternative.
2 code implementations • 15 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.
1 code implementation • 28 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.
no code implementations • 28 May 2020 • Abdullah-Al-Zubaer Imran, Chao Huang, Hui Tang, Wei Fan, Kenneth M. C. Cheung, Michael To, Zhen Qian, Demetri Terzopoulos
Scoliosis is a congenital disease that causes lateral curvature in the spine.
no code implementations • 8 May 2020 • Abdullah-Al-Zubaer Imran, Demetri Terzopoulos
Medical image computing has advanced rapidly with the advent of deep learning techniques such as convolutional neural networks.
no code implementations • 5 May 2020 • Abdullah-Al-Zubaer Imran, Chao Huang, Hui Tang, Wei Fan, Yuan Xiao, Dingjun Hao, Zhen Qian, Demetri Terzopoulos
Leveraging self-supervision and adversarial training, we propose a novel general purpose semi-supervised, multiple-task model---namely, self-supervised, semi-supervised, multitask learning (S$^4$MTL)---for accomplishing two important tasks in medical imaging, segmentation and diagnostic classification.
no code implementations • 15 Apr 2020 • Abdullah-Al-Zubaer Imran, Chao Huang, Hui Tang, Wei Fan, Kenneth M. C. Cheung, Michael To, Zhen Qian, Demetri Terzopoulos
Leveraging a carefully-adjusted U-Net model with progressive side outputs, we propose an end-to-end segmentation model that provides a fully automatic and reliable segmentation of the vertebrae associated with scoliosis measurement.
no code implementations • 10 Aug 2019 • Abdullah-Al-Zubaer Imran, Demetri Terzopoulos
Discriminative models that require full supervision are inefficacious in the medical imaging domain when large labeled datasets are unavailable.
no code implementations • 14 Jun 2019 • Abdullah-Al-Zubaer Imran, Demetri Terzopoulos
The unsupervised training of GANs and VAEs has enabled them to generate realistic images mimicking real-world distributions and perform image-based unsupervised clustering or semi-supervised classification.
no code implementations • 18 Feb 2019 • Abdullah-Al-Zubaer Imran, Ali Hatamizadeh, Shilpa P. Ananth, Xiaowei Ding, Demetri Terzopoulos, Nima Tajbakhsh
We evaluated our model using 84 chest CT scans from the LIDC and 154 pathological cases from the LTRC datasets.