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Effective surgical planning for breast cancer hinges on accurately predicting pathological complete response (pCR) to neoadjuvant chemotherapy (NAC). Diffusion-weighted MRI (DWI) and machine learning offer a non-invasive approach for early…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Shir Nitzan , Maya Gilad , Moti Freiman

Automatic lesion segmentation on thoracic CT enables rapid quantitative analysis of lung involvement in COVID-19 infections. However, obtaining a large amount of voxel-level annotations for training segmentation networks is prohibitively…

Image and Video Processing · Electrical Eng. & Systems 2021-11-22 Weiyi Xie , Colin Jacobs , Jean-Paul Charbonnier , Bram van Ginneken

Melanoma is amongst most aggressive types of cancer. However, it is highly curable if detected in its early stages. Prescreening of suspicious moles and lesions for malignancy is of great importance. Detection can be done by images captured…

Computer Vision and Pattern Recognition · Computer Science 2017-03-29 Mohammad H. Jafari , Ebrahim Nasr-Esfahani , Nader Karimi , S. M. Reza Soroushmehr , Shadrokh Samavi , Kayvan Najarian

Reliable classification of benign and malignant lesions in breast ultrasound images can provide an effective and relatively low cost method for early diagnosis of breast cancer. The accuracy of the diagnosis is however highly dependent on…

Image and Video Processing · Electrical Eng. & Systems 2021-02-24 Elham Yousef Kalaf , Ata Jodeiri , Seyed Kamaledin Setarehdan , Ng Wei Lin , Kartini Binti Rahman , Nur Aishah Taib , Sarinder Kaur Dhillon

Purpose: Lesion segmentation in medical imaging is key to evaluating treatment response. We have recently shown that reinforcement learning can be applied to radiological images for lesion localization. Furthermore, we demonstrated that…

Computer Vision and Pattern Recognition · Computer Science 2021-03-22 Joseph Stember , Hrithwik Shalu

Breast cancer is the most common cancer among women both in developed and developing countries. Early detection and diagnosis of breast cancer may reduce its mortality and improve the quality of life. Computer-aided detection (CADx) and…

Image and Video Processing · Electrical Eng. & Systems 2020-11-23 Sokratis Makrogiannis , Chelsea E. Harris , Keni Zheng

Automated segmentation of brain tumors from 3D magnetic resonance images (MRIs) is necessary for the diagnosis, monitoring, and treatment planning of the disease. Manual delineation practices require anatomical knowledge, are expensive,…

Computer Vision and Pattern Recognition · Computer Science 2018-11-20 Andriy Myronenko

The skeletal region is one of the common sites of metastatic spread of cancer in the breast and prostate. CT is routinely used to measure the size of lesions in the bones. However, they can be difficult to spot due to the wide variations in…

Image and Video Processing · Electrical Eng. & Systems 2024-02-02 Tao Sheng , Tejas Sudharshan Mathai , Alexander Shieh , Ronald M. Summers

Magnetic Resonance Imaging (MRI) is the most commonly used non-intrusive technique for medical image acquisition. Brain tumor segmentation is the process of algorithmically identifying tumors in brain MRI scans. While many approaches have…

Image and Video Processing · Electrical Eng. & Systems 2022-11-04 Jason Walsh , Alice Othmani , Mayank Jain , Soumyabrata Dev

Computer-aided detection or decision support systems aim to improve breast cancer screening programs by helping radiologists to evaluate digital mammography (DM) exams. Commonly such methods proceed in two steps: selection of candidate…

Computer Vision and Pattern Recognition · Computer Science 2018-03-09 Timothy de Moor , Alejandro Rodriguez-Ruiz , Albert Gubern Mérida , Ritse Mann , Jonas Teuwen

One of the most important tasks in medical image processing is the brain's whole tumor segmentation. It assists in quicker clinical assessment and early detection of brain tumors, which is crucial for lifesaving treatment procedures of…

Computer Vision and Pattern Recognition · Computer Science 2020-09-15 Apurva Pandya , Catherine Samuel , Nisargkumar Patel , Vaibhavkumar Patel , Thangarajah Akilan

Efficient, reliable and reproducible target volume delineation is a key step in the effective planning of breast radiotherapy. However, post-operative breast target delineation is challenging as the contrast between the tumor bed volume…

Image and Video Processing · Electrical Eng. & Systems 2021-07-27 Mahdieh Kazemimoghadam , Weicheng Chi , Asal Rahimi , Nathan Kim , Prasanna Alluri , Chika Nwachukwu , Weiguo Lu , Xuejun Gu

Quantitative ultrasound (QUS) based parameters like the effective scatterer diameter (ESD) and mean scatterer spacing (MSS) are gaining attention recently as non-invasive biomarkers for soft tissue characterization. In this work, we propose…

Signal Processing · Electrical Eng. & Systems 2019-07-10 Navid Ibtehaj Nizam , Sharmin R. Ara , Md. Kamrul Hasan

Accurate characterisation of margins in excised breast cancer tumours is critical to the success of surgical interventions, yet margin status is typically confirmed post-operatively using histopathology. Here we present a new approach to…

Breast cancer has the highest incidence and second highest mortality rate for women in the US. Our study aims to utilize deep learning for benign/malignant classification of mammogram tumors using a subset of cases from the Digital Database…

Computer Vision and Pattern Recognition · Computer Science 2017-05-19 Darvin Yi , Rebecca Lynn Sawyer , David Cohn , Jared Dunnmon , Carson Lam , Xuerong Xiao , Daniel Rubin

One of the essential tasks in medical image analysis is segmentation and accurate detection of borders. Lesion segmentation in skin images is an essential step in the computerized detection of skin cancer. However, many of the…

Computer Vision and Pattern Recognition · Computer Science 2019-09-04 Ebrahim Nasr-Esfahani , Shima Rafiei , Mohammad H. Jafari , Nader Karimi , James S. Wrobel , S. M. Reza Soroushmehr , Shadrokh Samavi , Kayvan Najarian

Identification and segmentation of breast masses in mammograms face complex challenges, owing to the highly variable nature of malignant densities with regards to their shape, contours, texture and orientation. Additionally, classifiers…

Computer Vision and Pattern Recognition · Computer Science 2020-10-21 Jaime Simarro , Zohaib Salahuddin , Ahmed Gouda , Anindo Saha

We propose a new method for breast cancer screening from DCE-MRI based on a post-hoc approach that is trained using weakly annotated data (i.e., labels are available only at the image level without any lesion delineation). Our proposed…

Computer Vision and Pattern Recognition · Computer Science 2019-02-05 Gabriel Maicas , Andrew P. Bradley , Jacinto C. Nascimento , Ian Reid , Gustavo Carneiro

Automated brain tumor segmentation methods have become well-established and reached performance levels offering clear clinical utility. These methods typically rely on four input magnetic resonance imaging (MRI) modalities: T1-weighted…

Lesion segmentation is a core task for quantitative analysis of MRI scans of Multiple Sclerosis patients. The recent success of deep learning techniques in a variety of medical image analysis applications has renewed community interest in…

Image and Video Processing · Electrical Eng. & Systems 2020-12-29 Huahong Zhang , Ipek Oguz