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One of the most challenges in medical imaging is the lack of data and annotated data. It is proven that classical segmentation methods such as U-NET are useful but still limited due to the lack of annotated data. Using a weakly supervised…

图像与视频处理 · 电气工程与系统科学 2020-03-20 Amine Amyar , Romain Modzelewski , Pierre Vera , Vincent Morard , Su Ruan

Weakly-supervised medical image segmentation is a challenging task that aims to reduce the annotation cost while keep the segmentation performance. In this paper, we present a novel framework, SimTxtSeg, that leverages simple text cues to…

计算机视觉与模式识别 · 计算机科学 2024-09-26 Yuxin Xie , Tao Zhou , Yi Zhou , Geng Chen

Weakly supervised learning has emerged as an appealing alternative to alleviate the need for large labeled datasets in semantic segmentation. Most current approaches exploit class activation maps (CAMs), which can be generated from…

计算机视觉与模式识别 · 计算机科学 2022-01-17 Gaurav Patel , Jose Dolz

Medical experts often manually segment images to obtain diagnostic statistics and discard the resulting annotations. We aim to train segmentation models to alleviate this burden, but constrained to the retained summary statistics (e.g., the…

计算机视觉与模式识别 · 计算机科学 2026-05-06 Omkar Kulkarni , Edward Raff , Tim Oates

3D weakly supervised semantic segmentation (3D WSSS) aims to achieve semantic segmentation by leveraging sparse or low-cost annotated data, significantly reducing reliance on dense point-wise annotations. Previous works mainly employ class…

计算机视觉与模式识别 · 计算机科学 2025-10-22 Xiaoxu Xu , Xuexun Liu , Jinlong Li , Yitian Yuan , Qiudan Zhang , Lin Ma , Nicu Sebe , Xu Wang

Weakly supervised semantic segmentation has been a subject of increased interest due to the scarcity of fully annotated images. We introduce a new approach for solving weakly supervised semantic segmentation with deep Convolutional Neural…

计算机视觉与模式识别 · 计算机科学 2018-07-25 Rania Briq , Michael Moeller , Juergen Gall

Autonomous robotic systems applied to new domains require an abundance of expensive, pixel-level dense labels to train robust semantic segmentation models under full supervision. This study proposes a model-agnostic Depth Edge Alignment…

计算机视觉与模式识别 · 计算机科学 2026-01-16 Patrick Schmidt , Vasileios Belagiannis , Lazaros Nalpantidis

Weakly supervised image segmentation (WSSS) from image tags remains challenging due to its under-constraint nature. Most mainstream work focus on the extraction of class activation map (CAM) and imposing various additional regularization.…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Xuanrui Zeng

Accurately segmenting and individualizing cells in SEM images is a highly promising technique for elucidating tissue architecture in oncology. While current AI-based methods are effective, errors persist, necessitating time-consuming manual…

图像与视频处理 · 电气工程与系统科学 2025-04-11 Florian Robert , Alexia Calovoulos , Laurent Facq , Fanny Decoeur , Etienne Gontier , Christophe F. Grosset , Baudouin Denis de Senneville

In this paper, we propose a simple but effective message passing method to improve the boundary quality for the semantic segmentation result. Inspired by the generated sharp edges of superpixel blocks, we employ superpixel to guide the…

计算机视觉与模式识别 · 计算机科学 2021-12-06 Jie Zhu , Huabin Huang , Banghuai Li , Yong Liu , Leye Wang

Weakly supervised semantic segmentation (WSSS), a fundamental computer vision task, which aims to segment out the object within only class-level labels. The traditional methods adopt the CNN-based network and utilize the class activation…

计算机视觉与模式识别 · 计算机科学 2023-10-03 Jingliang Deng , Zonghan Li

Image segmentation is a fundamental task in the field of imaging and vision. Supervised deep learning for segmentation has achieved unparalleled success when sufficient training data with annotated labels are available. However, annotation…

图像与视频处理 · 电气工程与系统科学 2023-04-10 Hongrun Zhang , Liam Burrows , Yanda Meng , Declan Sculthorpe , Abhik Mukherjee , Sarah E Coupland , Ke Chen , Yalin Zheng

We introduce a purely feed-forward architecture for semantic segmentation. We map small image elements (superpixels) to rich feature representations extracted from a sequence of nested regions of increasing extent. These regions are…

计算机视觉与模式识别 · 计算机科学 2014-12-03 Mohammadreza Mostajabi , Payman Yadollahpour , Gregory Shakhnarovich

Digital pathology involves converting physical tissue slides into high-resolution Whole Slide Images (WSIs), which pathologists analyze for disease-affected tissues. However, large histology slides with numerous microscopic fields pose…

图像与视频处理 · 电气工程与系统科学 2024-02-19 Mobina Mansoori , Sajjad Shahabodini , Jamshid Abouei , Arash Mohammadi , Konstantinos N. Plataniotis

Throughout the world, breast cancer is one of the leading causes of female death. Recently, deep learning methods are developed to automatically grade breast cancer of histological slides. However, the performance of existing deep learning…

计算机视觉与模式识别 · 计算机科学 2022-03-09 Yanyuet Man , Xiangyun Ding , Xingcheng Yao , Han Bao

We address the problem of weakly-supervised semantic segmentation (WSSS) using bounding box annotations. Although object bounding boxes are good indicators to segment corresponding objects, they do not specify object boundaries, making it…

计算机视觉与模式识别 · 计算机科学 2021-04-05 Youngmin Oh , Beomjun Kim , Bumsub Ham

Histopathology image segmentation is the gold standard for diagnosing cancer, and can indicate cancer prognosis. However, histopathology image segmentation requires high-quality masks, so many studies now use imagelevel labels to achieve…

计算机视觉与模式识别 · 计算机科学 2023-08-22 Liangrui Pan , Lian Wang , Zhichao Feng , Liwen Xu , Shaoliang Peng

Weakly supervised segmentation methods can delineate thyroid nodules in ultrasound images efficiently using training data with coarse labels, but suffer from: 1) low-confidence pseudo-labels that follow topological priors, introducing…

计算机视觉与模式识别 · 计算机科学 2025-07-08 Jianning Chi , Zelan Li , Geng Lin , MingYang Sun , Xiaosheng Yu

Often in medical imaging, it is prohibitively challenging to produce enough boundary annotations to train deep neural networks for accurate tumor segmentation. We propose the use of weak labels about whether an image presents tumor or…

计算机视觉与模式识别 · 计算机科学 2021-06-15 Eugene Vorontsov , Pavlo Molchanov , Christopher Beckham , Jan Kautz , Samuel Kadoury

Few-shot semantic segmentation addresses the learning task in which only few images with ground truth pixel-level labels are available for the novel classes of interest. One is typically required to collect a large mount of data (i.e., base…

计算机视觉与模式识别 · 计算机科学 2021-11-03 Yuan-Hao Lee , Fu-En Yang , Yu-Chiang Frank Wang