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One of the main requirements of tumor extraction is the annotation and segmentation of tumor boundaries correctly. For this purpose, we present a threefold deep learning architecture. First classifiers are implemented with a deep…

图像与视频处理 · 电气工程与系统科学 2021-02-09 Shanaka Ramesh Gunasekara , H. N. T. K. Kaldera , Maheshi B. Dissanayake

Continual Learning addresses the challenge of learning a number of different tasks sequentially. The goal of maintaining knowledge of earlier tasks without re-accessing them starkly conflicts with standard SGD training for artificial neural…

机器学习 · 计算机科学 2021-02-05 Frederik Benzing

Accurate segmentation of the prostate is a key step in external beam radiation therapy treatments. In this paper, we tackle the challenging task of prostate segmentation in CT images by a two-stage network with 1) the first stage to fast…

图像与视频处理 · 电气工程与系统科学 2020-05-26 Kelei He , Chunfeng Lian , Bing Zhang , Xin Zhang , Xiaohuan Cao , Dong Nie , Yang Gao , Junfeng Zhang , Dinggang Shen

Accurate segmentation of brain tumors from multi-modal Magnetic Resonance (MR) images is essential in brain tumor diagnosis and treatment. However, due to the existence of domain shifts among different modalities, the performance of…

计算机视觉与模式识别 · 计算机科学 2021-05-18 Kelei He , Wen Ji , Tao Zhou , Zhuoyuan Li , Jing Huo , Xin Zhang , Yang Gao , Dinggang Shen , Bing Zhang , Junfeng Zhang

Computer-aided detection (CAD) of benign and malignant breast lesions becomes increasingly essential in breast ultrasound (US) imaging. The CAD systems rely on imaging features identified by the medical experts for their performance,…

计算机视觉与模式识别 · 计算机科学 2021-02-18 Sampa Misra , Seungwan Jeon , Ravi Managuli , Seiyon Lee , Gyuwon Kim , Seungchul Lee , Richard G Barr , Chulhong Kim

Traditionally, quantization is designed to minimize the reconstruction error of a data source. When considering downstream classification tasks, other measures of distortion can be of interest; such as the 0-1 classification loss.…

机器学习 · 计算机科学 2021-07-22 Daniel Severo , Elad Domanovitz , Ashish Khisti

Human visual attention has recently shown its distinct capability in boosting machine learning models. However, studies that aim to facilitate medical tasks with human visual attention are still scarce. To support the use of visual…

图像与视频处理 · 电气工程与系统科学 2022-02-16 Hongzhi Zhu , Robert Rohling , Septimiu Salcudean

We propose a fine-tuning algorithm for brain tumor segmentation that needs only a few data samples and helps networks not to forget the original tasks. Our approach is based on active learning and meta-learning. One of the difficulties in…

图像与视频处理 · 电气工程与系统科学 2023-05-17 Seungyub Han , Yeongmo Kim , Seokhyeon Ha , Jungwoo Lee , Seunghong Choi

This paper presents a new regularization method to train a fully convolutional network for semantic tissue segmentation in histopathological images. This method relies on the benefit of unsupervised learning, in the form of image…

计算机视觉与模式识别 · 计算机科学 2020-11-26 C. T. Sari , C. Sokmensuer , C. Gunduz-Demir

Medical image segmentation has been significantly advanced by deep learning (DL) techniques, though the data scarcity inherent in medical applications poses a great challenge to DL-based segmentation methods. Self-supervised learning offers…

计算机视觉与模式识别 · 计算机科学 2024-02-13 Binyan Hu , A. K. Qin

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,…

计算机视觉与模式识别 · 计算机科学 2018-11-20 Andriy Myronenko

Multi-task learning (MTL) aims to improve estimation and prediction performance by sharing common information among related tasks. One natural assumption in MTL is that tasks are classified into clusters based on their characteristics.…

统计方法学 · 统计学 2024-05-28 Akira Okazaki , Shuichi Kawano

Breast cancer investigation is of great significance, and developing tumor detection methodologies is a critical need. However, it is a challenging task for breast ultrasound due to the complicated breast structure and poor quality of the…

计算机视觉与模式识别 · 计算机科学 2019-10-24 Fei Xu , Yingtao Zhang , Min Xian , H. D. Cheng , Boyu Zhang , Jianrui Ding , Chunping Ning , Ying Wang

While deep learning and deep reinforcement learning (RL) systems have demonstrated impressive results in domains such as image classification, game playing, and robotic control, data efficiency remains a major challenge. Multi-task learning…

机器学习 · 计算机科学 2020-12-23 Tianhe Yu , Saurabh Kumar , Abhishek Gupta , Sergey Levine , Karol Hausman , Chelsea Finn

Multi-Task Learning is a learning paradigm that uses correlated tasks to improve performance generalization. A common way to learn multiple tasks is through the hard parameter sharing approach, in which a single architecture is used to…

机器学习 · 计算机科学 2022-04-15 Angelica Tiemi Mizuno Nakamura , Denis Fernando Wolf , Valdir Grassi

Multiple kernel learning (MKL), structured sparsity, and multi-task learning have recently received considerable attention. In this paper, we show how different MKL algorithms can be understood as applications of either regularization on…

机器学习 · 统计学 2011-03-03 Ryota Tomioka , Taiji Suzuki

The emergence of multi-modal deep learning models has made significant impacts on clinical applications in the last decade. However, the majority of models are limited to single-tasking, without considering disease diagnosis is indeed a…

计算机视觉与模式识别 · 计算机科学 2024-03-05 Lijian Xu , Ziyu Ni , Xinglong Liu , Xiaosong Wang , Hongsheng Li , Shaoting Zhang

We consider multi-task learning, which simultaneously learns related prediction tasks, to improve generalization performance. We factorize a coefficient matrix as the product of two matrices based on a low-rank assumption. These matrices…

机器学习 · 统计学 2018-08-14 Jun-Yong Jeong , Chi-Hyuck Jun

Breast cancer remains a critical global health challenge, necessitating early and accurate detection for effective treatment. This paper introduces a methodology that combines automated image augmentation selection (RandAugment) with search…

图像与视频处理 · 电气工程与系统科学 2023-11-21 Leon Hamnett , Mary Adewunmi , Modinat Abayomi , Kayode Raheem , Fahad Ahmed

Automated medical image segmentation inherently involves a certain degree of uncertainty. One key factor contributing to this uncertainty is the ambiguity that can arise in determining the boundaries of a target region of interest,…

图像与视频处理 · 电气工程与系统科学 2023-08-28 Qingqiao Hu , Hao Wang , Jing Luo , Yunhao Luo , Zhiheng Zhangg , Jan S. Kirschke , Benedikt Wiestler , Bjoern Menze , Jianguo Zhang , Hongwei Bran Li