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Unsupervised anomaly segmentation approaches to pathology segmentation train a model on images of healthy subjects, that they define as the 'normal' data distribution. At inference, they aim to segment any pathologies in new images as…

图像与视频处理 · 电气工程与系统科学 2024-06-06 Ziyun Liang , Xiaoqing Guo , J. Alison Noble , Konstantinos Kamnitsas

A new, machine learning-based approach for automatically generating 3D digital geometries of woven composite textiles is proposed to overcome the limitations of existing analytical descriptions and segmentation methods. In this approach,…

计算机视觉与模式识别 · 计算机科学 2022-02-04 Aaron Allred , Lauren J. Abbott , Alireza Doostan , Kurt Maute

Deep learning has thrived by training on large-scale datasets. However, in robotics applications sample efficiency is critical. We propose a novel adaptive masked proxies method that constructs the final segmentation layer weights from few…

计算机视觉与模式识别 · 计算机科学 2019-10-16 Mennatullah Siam , Boris Oreshkin , Martin Jagersand

Topological correctness is critical for segmentation of tubular structures, which pervade in biomedical images. Existing topological segmentation loss functions are primarily based on the persistent homology of the image. They match the…

计算机视觉与模式识别 · 计算机科学 2025-10-29 Bo Wen , Haochen Zhang , Dirk-Uwe G. Bartsch , William R. Freeman , Truong Q. Nguyen , Cheolhong An

In this paper, we propose DeepCut, a method to obtain pixelwise object segmentations given an image dataset labelled with bounding box annotations. It extends the approach of the well-known GrabCut method to include machine learning by…

High-resolution microscopy images of tissue specimens provide detailed information about the morphology of normal and diseased tissue. Image analysis of tissue morphology can help cancer researchers develop a better understanding of cancer…

Mammography images are widely used to detect non-palpable breast lesions or nodules, preventing cancer and providing the opportunity to plan interventions when necessary. The identification of some structures of interest is essential to…

图像与视频处理 · 电气工程与系统科学 2023-07-21 Cesar A. Sierra-Franco , Jan Hurtado , Victor de A. Thomaz , Leonardo C. da Cruz , Santiago V. Silva , Alberto B. Raposo

Automated surface segmentation is important and challenging in many medical image analysis applications. Recent deep learning based methods have been developed for various object segmentation tasks. Most of them are a classification based…

图像与视频处理 · 电气工程与系统科学 2020-07-03 Leixin Zhou , Xiaodong Wu

High-quality labeled data is essential to successfully train supervised machine learning models. Although a large amount of unlabeled data is present in the medical domain, labeling poses a major challenge: medical professionals who can…

In medical imaging, precise annotation of lesions or organs is often required. However, 3D volumetric images typically consist of hundreds or thousands of slices, making the annotation process extremely time-consuming and laborious.…

计算机视觉与模式识别 · 计算机科学 2024-12-12 Bingzhi Shen , Lufan Chang , Siqi Chen , Shuxiang Guo , Hao Liu

As a pragmatic data augmentation tool, data synthesis has generally returned dividends in performance for deep learning based medical image analysis. However, generating corresponding segmentation masks for synthetic medical images is…

图像与视频处理 · 电气工程与系统科学 2023-03-23 Xiaodan Xing , Giorgos Papanastasiou , Simon Walsh , Guang Yang

Recent advances have been made in applying convolutional neural networks to achieve more precise prediction results for medical image segmentation problems. However, the success of existing methods has highly relied on huge computational…

图像与视频处理 · 电气工程与系统科学 2021-08-24 Dian Qin , Jiajun Bu , Zhe Liu , Xin Shen , Sheng Zhou , Jingjun Gu , Zhijua Wang , Lei Wu , Huifen Dai

Weakly supervised semantic segmentation (WSSS) aims to produce pixel-wise class predictions with only image-level labels for training. To this end, previous methods adopt the common pipeline: they generate pseudo masks from class activation…

计算机视觉与模式识别 · 计算机科学 2022-08-09 Sungpil Kho , Pilhyeon Lee , Wonyoung Lee , Minsong Ki , Hyeran Byun

Semantic segmentation is an important task in computer vision that is often tackled with convolutional neural networks (CNNs). A CNN learns to produce pixel-level predictions through training on pairs of images and their corresponding…

图像与视频处理 · 电气工程与系统科学 2022-03-22 Tianyu Ma , Benjamin C. Lee , Mert R. Sabuncu

Deep Neural Networks (DNNs) are widely used for decision making in a myriad of critical applications, ranging from medical to societal and even judicial. Given the importance of these decisions, it is crucial for us to be able to interpret…

计算机视觉与模式识别 · 计算机科学 2022-11-28 Teddy Koker , Fatemehsadat Mireshghallah , Tom Titcombe , Georgios Kaissis

The analysis of glandular morphology within colon histopathology images is an important step in determining the grade of colon cancer. Despite the importance of this task, manual segmentation is laborious, time-consuming and can suffer from…

计算机视觉与模式识别 · 计算机科学 2019-02-19 Simon Graham , Hao Chen , Jevgenij Gamper , Qi Dou , Pheng-Ann Heng , David Snead , Yee Wah Tsang , Nasir Rajpoot

Volumetric image segmentation with convolutional neural networks (CNNs) encounters several challenges, which are specific to medical images. Among these challenges are large volumes of interest, high class imbalances, and difficulties in…

计算机视觉与模式识别 · 计算机科学 2019-11-12 Fabian Balsiger , Yannick Soom , Olivier Scheidegger , Mauricio Reyes

Various structures in human physiology follow a treelike morphology, which often expresses complexity at very fine scales. Examples of such structures are intrathoracic airways, retinal blood vessels, and hepatic blood vessels. Large…

图像与视频处理 · 电气工程与系统科学 2022-09-23 Hao Li , Zeyu Tang , Yang Nan , Guang Yang

We present an image segmentation method that iteratively evolves a polygon. At each iteration, the vertices of the polygon are displaced based on the local value of a 2D shift map that is inferred from the input image via an encoder-decoder…

计算机视觉与模式识别 · 计算机科学 2019-12-03 Shir Gur , Tal Shaharabany , Lior Wolf

Efficient organ segmentation is the precondition of various quantitative analysis. Segmenting the pancreas from abdominal CT images is a challenging task because of its high anatomical variability in shape, size and location. What's more,…

计算机视觉与模式识别 · 计算机科学 2020-03-10 Jinchan He , Xiaxia Yu , Chudong Cai , Yi Gao