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When the blood supply to the brain is obstructed by a clot, oxygen delivery to brain tissues becomes insufficient, leading to cellular necrosis. In healthcare settings, accurately identifying and delineating ischemic lesion boundaries is…

Image and Video Processing · Electrical Eng. & Systems 2026-05-22 Sayed Amir Mousavi Mobarakeh

Pathological anomalies exhibit diverse appearances in medical imaging, making it difficult to collect and annotate a representative amount of data required to train deep learning models in a supervised setting. Therefore, in this work, we…

Image and Video Processing · Electrical Eng. & Systems 2023-07-18 Mariana-Iuliana Georgescu

Patch-level image representation is very important for object classification and detection, since it is robust to spatial transformation, scale variation, and cluttered background. Many existing methods usually require fine-grained…

Computer Vision and Pattern Recognition · Computer Science 2017-05-09 Peng Tang , Xinggang Wang , Zilong Huang , Xiang Bai , Wenyu Liu

Skin lesions segmentation is an important step in the process of automated diagnosis of the skin melanoma. However, the accuracy of segmenting melanomas skin lesions is quite a challenging task due to less data for training, irregular…

Image and Video Processing · Electrical Eng. & Systems 2020-12-29 Sabari Nathan , Priya Kansal

Unsupervised learning can discover various unseen abnormalities, relying on large-scale unannotated medical images of healthy subjects. Towards this, unsupervised methods reconstruct a 2D/3D single medical image to detect outliers either in…

Computer Vision and Pattern Recognition · Computer Science 2020-10-13 Changhee Han , Leonardo Rundo , Kohei Murao , Tomoyuki Noguchi , Yuki Shimahara , Zoltan Adam Milacski , Saori Koshino , Evis Sala , Hideki Nakayama , Shinichi Satoh

The lack of fine-grained annotations hinders the deployment of automated diagnosis systems, which require human-interpretable justification for their decision process. In this paper, we address the problem of weakly supervised…

Computer Vision and Pattern Recognition · Computer Science 2022-10-10 Constantin Seibold , Jens Kleesiek , Heinz-Peter Schlemmer , Rainer Stiefelhagen

A definitive diagnosis of a brain tumour is essential for enhancing treatment success and patient survival. However, it is difficult to manually evaluate multiple magnetic resonance imaging (MRI) images generated in a clinic. Therefore,…

Neural and Evolutionary Computing · Computer Science 2022-04-27 Amin Abdollahi Dehkordi , Mina Hashemi , Mehdi Neshat , Seyedali Mirjalili , Ali Safaa Sadiq

Automation of brain tumors in 3D magnetic resonance images (MRIs) is key to assess the diagnostic and treatment of the disease. In recent years, convolutional neural networks (CNNs) have shown improved results in the task. However, high…

Image and Video Processing · Electrical Eng. & Systems 2020-09-28 Laura Mora Ballestar , Veronica Vilaplana

Unsupervised anomaly detection has gained significant attention in the field of medical imaging due to its capability of relieving the costly pixel-level annotation. To achieve this, modern approaches usually utilize generative models to…

Image and Video Processing · Electrical Eng. & Systems 2024-01-22 Rui Xu , Yunke Wang , Bo Du

Recently, deep neural networks have greatly advanced histopathology image segmentation but usually require abundant annotated data. However, due to the gigapixel scale of whole slide images and pathologists' heavy daily workload, obtaining…

Computer Vision and Pattern Recognition · Computer Science 2023-03-13 Wentao Pan , Jiangpeng Yan , Hanbo Chen , Jiawei Yang , Zhe Xu , Xiu Li , Jianhua Yao

Deep learning techniques have led to state-of-the-art image super resolution with natural images. Normally, pairs of high-resolution and low-resolution images are used to train the deep learning models. These techniques have also been…

Image and Video Processing · Electrical Eng. & Systems 2022-10-14 Yutaro Iwamoto , Kyohei Takeda , Yinhao Li , Akihiko Shiino , Yen-Wei Chen

We present a weakly supervised deep learning model for classifying thoracic diseases and identifying abnormalities in chest radiography. In this work, instead of learning from medical imaging data with region-level annotations, our model…

Computer Vision and Pattern Recognition · Computer Science 2018-11-07 Bo Zhou , Yuemeng Li , Jiangcong Wang

This paper explores the problem of breast tissue classification of microscopy images. Based on the predominant cancer type the goal is to classify images into four categories of normal, benign, in situ carcinoma, and invasive carcinoma.…

Computer Vision and Pattern Recognition · Computer Science 2018-06-29 Kamyar Nazeri , Azad Aminpour , Mehran Ebrahimi

Motion artifacts caused by prolonged acquisition time are a significant challenge in Magnetic Resonance Imaging (MRI), hindering accurate tissue segmentation. These artifacts appear as blurred images that mimic tissue-like appearances,…

Image and Video Processing · Electrical Eng. & Systems 2024-12-06 Sunyoung Jung , Yoonseok Choi , Mohammed A. Al-masni , Minyoung Jung , Dong-Hyun Kim

Automated segmentation of multiple sclerosis (MS) lesions from MRI scans is important to quantify disease progression. In recent years, convolutional neural networks (CNNs) have shown top performance for this task when a large amount of…

Computer Vision and Pattern Recognition · Computer Science 2023-03-10 Jiacheng Wang , Hao Li , Han Liu , Dewei Hu , Daiwei Lu , Keejin Yoon , Kelsey Barter , Francesca Bagnato , Ipek Oguz

Automated diagnosis with artificial intelligence has emerged as a promising area in the realm of medical imaging, while the interpretability of the introduced deep neural networks still remains an urgent concern. Although contemporary…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Binghua Li , Jie Mao , Zhe Sun , Chao Li , Qibin Zhao , Toshihisa Tanaka

The scarcity of labeled data often impedes the application of deep learning to the segmentation of medical images. Semi-supervised learning seeks to overcome this limitation by exploiting unlabeled examples in the learning process. In this…

Computer Vision and Pattern Recognition · Computer Science 2021-06-25 Jizong Peng , Marco Pedersoli , Christian Desrosiers

Deep learning-based brain tumor segmentation (BTS) models for multi-modal MRI images have seen significant advancements in recent years. However, a common problem in practice is the unavailability of some modalities due to varying scanning…

Computer Vision and Pattern Recognition · Computer Science 2024-06-17 Weide Liu , Jingwen Hou , Xiaoyang Zhong , Huijing Zhan , Jun Cheng , Yuming Fang , Guanghui Yue

In this paper, we target self-supervised representation learning for zero-shot tumor segmentation. We make the following contributions: First, we advocate a zero-shot setting, where models from pre-training should be directly applicable for…

Computer Vision and Pattern Recognition · Computer Science 2021-12-22 Xiaoman Zhang , Weidi Xie , Chaoqin Huang , Yanfeng Wang , Ya Zhang , Xin Chen , Qi Tian

Tissue classification is one of the significant tasks in the field of biomedical image analysis. Magnetic Resonance Imaging (MRI) is of great importance in tissue classification especially in the areas of brain tissue classification which…

Computer Vision and Pattern Recognition · Computer Science 2020-01-28 Shadman Sakib , Md. Abu Bakr Siddique
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