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Weakly supervised instance segmentation reduces the cost of annotations required to train models. However, existing approaches which rely only on image-level class labels predominantly suffer from errors due to (a) partial segmentation of…

计算机视觉与模式识别 · 计算机科学 2021-03-25 Qing Liu , Vignesh Ramanathan , Dhruv Mahajan , Alan Yuille , Zhenheng Yang

Instance segmentation is of great importance for many biological applications, such as study of neural cell interactions, plant phenotyping, and quantitatively measuring how cells react to drug treatment. In this paper, we propose a novel…

计算机视觉与模式识别 · 计算机科学 2021-06-15 Jingru Yi , Pengxiang Wu , Hui Tang , Bo Liu , Qiaoying Huang , Hui Qu , Lianyi Han , Wei Fan , Daniel J. Hoeppner , Dimitris N. Metaxas

When pixel-level masks or partial annotations are not available for training neural networks for semantic segmentation, it is possible to use higher-level information in the form of bounding boxes, or image tags. In the imaging sciences,…

计算机视觉与模式识别 · 计算机科学 2020-07-28 Bas Peters

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

Instance segmentation in 3D images is a fundamental task in biomedical image analysis. While deep learning models often work well for 2D instance segmentation, 3D instance segmentation still faces critical challenges, such as insufficient…

计算机视觉与模式识别 · 计算机科学 2018-07-02 Zhuo Zhao , Lin Yang , Hao Zheng , Ian H. Guldner , Siyuan Zhang , Danny Z. Chen

Referring Image Segmentation (RIS) - the problem of identifying objects in images through natural language sentences - is a challenging task currently mostly solved through supervised learning. However, while collecting referred annotation…

计算机视觉与模式识别 · 计算机科学 2024-08-21 Francisco Eiras , Kemal Oksuz , Adel Bibi , Philip H. S. Torr , Puneet K. Dokania

Automatic medical image segmentation is a fundamental step in computer-aided diagnosis, yet fully supervised approaches demand extensive pixel-level annotations that are costly and time-consuming. To alleviate this burden, we propose a…

计算机视觉与模式识别 · 计算机科学 2025-10-20 Lei Shi , Gang Li , Junxing Zhang

3D instance segmentation methods often require fully-annotated dense labels for training, which are costly to obtain. In this paper, we present ClickSeg, a novel click-level weakly supervised 3D instance segmentation method that requires…

计算机视觉与模式识别 · 计算机科学 2023-07-20 Leyao Liu , Tao Kong , Minzhao Zhu , Jiashuo Fan , Lu Fang

Instance segmentation of surgical instruments is a long-standing research problem, crucial for the development of many applications for computer-assisted surgery. This problem is commonly tackled via fully-supervised training of deep…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Luca Sestini , Benoit Rosa , Elena De Momi , Giancarlo Ferrigno , Nicolas Padoy

In recent years, instance segmentation has garnered significant attention across various applications. However, training a fully-supervised instance segmentation model requires costly both instance-level and pixel-level annotations. In…

计算机视觉与模式识别 · 计算机科学 2024-10-10 Yuchen Shen , Dong Zhang , Zhao Zhang , Liyong Fu , Qiaolin Ye

Event cameras excel in capturing high-contrast scenes and dynamic objects, offering a significant advantage over traditional frame-based cameras. Despite active research into leveraging event cameras for semantic segmentation, generating…

计算机视觉与模式识别 · 计算机科学 2024-07-17 Hoonhee Cho , Sung-Hoon Yoon , Hyeokjun Kweon , Kuk-Jin Yoon

In this paper, we study weakly-supervised laparoscopic image segmentation with sparse annotations. We introduce a novel Bayesian deep learning approach designed to enhance both the accuracy and interpretability of the model's segmentation,…

计算机视觉与模式识别 · 计算机科学 2024-10-14 Zhou Zheng , Yuichiro Hayashi , Masahiro Oda , Takayuki Kitasaka , Kensaku Mori

Current 3D segmentation methods heavily rely on large-scale point-cloud datasets, which are notoriously laborious to annotate. Few attempts have been made to circumvent the need for dense per-point annotations. In this work, we look at…

计算机视觉与模式识别 · 计算机科学 2023-11-01 Julian Chibane , Francis Engelmann , Tuan Anh Tran , Gerard Pons-Moll

Weakly-supervised medical image segmentation is gaining traction as it requires only rough annotations rather than accurate pixel-to-pixel labels, thereby reducing the workload for specialists. Although some progress has been made, there is…

计算机视觉与模式识别 · 计算机科学 2025-01-06 Wang Lituan , Zhang Lei , Wang Yan , Wang Zhenbin , Zhang Zhenwei , Zhang Yi

Tissue semantic segmentation is one of the key tasks in computational pathology. To avoid the expensive and laborious acquisition of pixel-level annotations, a wide range of studies attempt to adopt the class activation map (CAM), a…

计算机视觉与模式识别 · 计算机科学 2024-12-31 Zijie Fang , Yifeng Wang , Peizhang Xie , Zhi Wang , Yongbing Zhang

Labeling objects with pixel-wise segmentation requires a huge amount of human labor compared to bounding boxes. Most existing methods for weakly supervised instance segmentation focus on designing heuristic losses with priors from bounding…

计算机视觉与模式识别 · 计算机科学 2023-03-20 Tianheng Cheng , Xinggang Wang , Shaoyu Chen , Qian Zhang , Wenyu Liu

We propose an approach to instance-level image segmentation that is built on top of category-level segmentation. Specifically, for each pixel in a semantic category mask, its corresponding instance bounding box is predicted using a deep…

计算机视觉与模式识别 · 计算机科学 2016-05-24 Zifeng Wu , Chunhua Shen , Anton van den Hengel

Precisely locating and segmenting medical instruments in images of minimally invasive surgeries, medical instrument segmentation, is an essential first step for several tasks in medical image processing. However, image degradations, small…

计算机视觉与模式识别 · 计算机科学 2022-03-23 Christian Wilms , Alexander Michael Gerlach , Rüdiger Schmitz , Simone Frintrop

Weakly supervised instance segmentation has gained popularity because it reduces high annotation cost of pixel-level masks required for model training. Recent approaches for weakly supervised instance segmentation detect and segment objects…

计算机视觉与模式识别 · 计算机科学 2022-03-01 Jun Ikeda , Junichiro Mori

The realm of Weakly Supervised Instance Segmentation (WSIS) under box supervision has garnered substantial attention, showcasing remarkable advancements in recent years. However, the limitations of box supervision become apparent in its…

计算机视觉与模式识别 · 计算机科学 2024-03-05 Xinyi Yu , Ling Yan , Pengtao Jiang , Hao Chen , Bo Li , Lin Yuanbo Wu , Linlin Ou