English
Related papers

Related papers: Polyper: Boundary Sensitive Polyp Segmentation

200 papers

Colorectal cancer (CRC) is the second leading cause of cancer-related death worldwide. Excision of polyps during colonoscopy helps reduce mortality and morbidity for CRC. Powered by deep learning, computer-aided diagnosis (CAD) systems can…

Image and Video Processing · Electrical Eng. & Systems 2022-10-26 Nikhil Kumar Tomar , Debesh Jha , Ulas Bagci

Superpixel segmentation consists of partitioning images into regions composed of similar and connected pixels. Its methods have been widely used in many computer vision applications since it allows for reducing the workload, removing…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 I. B. Barcelos , F. de C. Belém , L. de M. João , Z. K. G. do Patrocínio , A. X. Falcão , S. J. F. Guimarães

The development of high quality medical image segmentation algorithms depends on the availability of large datasets with pixel-level labels. The challenges of collecting such datasets, especially in case of 3D volumes, motivate to develop…

Computer Vision and Pattern Recognition · Computer Science 2021-08-10 Ekaterina Redekop , Alexey Chernyavskiy

Accurate endoscopic image segmentation on the polyps is critical for early colorectal cancer detection. However, this task remains challenging due to low contrast with surrounding mucosa, specular highlights, and indistinct boundaries. To…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Juntong Fan , Shuyi Fan , Debesh Jha , Changsheng Fang , Tieyong Zeng , Hengyong Yu , Dayang Wang

As a fundamental task in computer vision, semantic segmentation is widely applied in fields such as autonomous driving, remote sensing image analysis, and medical image processing. In recent years, Transformer-based segmentation methods…

Computer Vision and Pattern Recognition · Computer Science 2025-03-31 Tai An , Weiqiang Huang , Da Xu , Qingyuan He , Jiacheng Hu , Yujia Lou

In this paper, we propose a Boundary-aware Graph Reasoning (BGR) module to learn long-range contextual features for semantic segmentation. Rather than directly construct the graph based on the backbone features, our BGR module explores a…

Computer Vision and Pattern Recognition · Computer Science 2021-08-10 Haoteng Tang , Haozhe Jia , Weidong Cai , Heng Huang , Yong Xia , Liang Zhan

Interactive segmentation is a promising strategy for building robust, generalisable algorithms for volumetric medical image segmentation. However, inconsistent and clinically unrealistic evaluation hinders fair comparison and misrepresents…

Computer Vision and Pattern Recognition · Computer Science 2025-10-13 Parhom Esmaeili , Virginia Fernandez , Pedro Borges , Eli Gibson , Sebastien Ourselin , M. Jorge Cardoso

Accurate segmentation of colorectal polyps in colonoscopy images is crucial for effective diagnosis and management of colorectal cancer (CRC). However, current deep learning-based methods primarily rely on fusing RGB information across…

Computer Vision and Pattern Recognition · Computer Science 2024-09-16 Wenhao Xu , Rongtao Xu , Changwei Wang , Xiuli Li , Shibiao Xu , Li Guo

Commonly employed in polyp segmentation, single image UNet architectures lack the temporal insight clinicians gain from video data in diagnosing polyps. To mirror clinical practices more faithfully, our proposed solution, PolypNextLSTM,…

Computer Vision and Pattern Recognition · Computer Science 2024-02-29 Debayan Bhattacharya , Konrad Reuter , Finn Behrendt , Lennart Maack , Sarah Grube , Alexander Schlaefer

Semantic segmentation of remote sensing imagery demands precise spatial boundaries and robust intra-class consistency, challenging conventional hierarchical models. To address limitations arising from spatial domain feature fusion and…

Computer Vision and Pattern Recognition · Computer Science 2025-10-15 Zhongtao Wang , Xizhe Cao , Yisong Chen , Guoping Wang

While several previous studies have devised methods for segmentation of polyps, most of these methods are not rigorously assessed on multi-center datasets. Variability due to appearance of polyps from one center to another, difference in…

Computer Vision and Pattern Recognition · Computer Science 2024-06-17 Rebecca S. Stone , Pedro E. Chavarrias-Solano , Andrew J. Bulpitt , David C. Hogg , Sharib Ali

Medical image segmentation is a fundamental task in the community of medical image analysis. In this paper, a novel network architecture, referred to as Convolution, Transformer, and Operator (CTO), is proposed. CTO employs a combination of…

Computer Vision and Pattern Recognition · Computer Science 2023-05-02 Yi Lin , Dong Zhang , Xiao Fang , Yufan Chen , Kwang-Ting Cheng , Hao Chen

Real-time polyp segmentation is essential for early colorectal cancer detection, yet clinical deployment remains blocked by GPU dependency. We introduce the UltraSeg family, a set of CPU-native segmentation models operating below 0.3M…

Computer Vision and Pattern Recognition · Computer Science 2026-05-20 Weihao Gao , Zhuo Deng , Zheng Gong , Lan Ma

In this paper, we present a novel non-parametric clustering technique. Our technique is based on the notion that each latent cluster is comprised of layers that surround its core, where the external layers, or border points, implicitly…

Computer Vision and Pattern Recognition · Computer Science 2019-07-02 Hadar Averbuch-Elor , Nadav Bar , Daniel Cohen-Or

The convolutional-based methods provide good segmentation performance in the medical image segmentation task. However, those methods have the following challenges when dealing with the edges of the medical images: (1) Previous…

Image and Video Processing · Electrical Eng. & Systems 2022-08-24 Jinkai Lv , Yuyong Hu , Quanshui Fu , Zhiwang Zhang , Yuqiang Hu , Lin Lv , Guoqing Yang , Jinpeng Li , Yi Zhao

Segmenting curvilinear structures in medical images is essential for analyzing morphological patterns in clinical applications. Integrating topological properties, such as connectivity, improves segmentation accuracy and consistency.…

Computer Vision and Pattern Recognition · Computer Science 2026-01-27 Zhuangzhi Gao , Feixiang Zhou , He Zhao , Xiuju Chen , Xiaoxin Li , Qinkai Yu , Yitian Zhao , Alena Shantsila , Gregory Y. H. Lip , Eduard Shantsila , Yalin Zheng

Superpixel segmentation aims at dividing the input image into some representative regions containing pixels with similar and consistent intrinsic properties, without any prior knowledge about the shape and size of each superpixel. In this…

Computer Vision and Pattern Recognition · Computer Science 2020-12-14 Hua Li , Yuheng Jia , Runmin Cong , Wenhui Wu , Sam Kwong , Chuanbo Chen

Skin lesion segmentation from dermoscopy images is of great significance in the quantitative analysis of skin cancers, which is yet challenging even for dermatologists due to the inherent issues, i.e., considerable size, shape and color…

Computer Vision and Pattern Recognition · Computer Science 2022-06-03 Jiacheng Wang , Fei Chen , Yuxi Ma , Liansheng Wang , Zhaodong Fei , Jianwei Shuai , Xiangdong Tang , Qichao Zhou , Jing Qin

Glass-like objects such as windows, bottles, and mirrors exist widely in the real world. Sensing these objects has many applications, including robot navigation and grasping. However, this task is very challenging due to the arbitrary…

Computer Vision and Pattern Recognition · Computer Science 2021-12-14 Hao He , Xiangtai Li , Guangliang Cheng , Jianping Shi , Yunhai Tong , Gaofeng Meng , Véronique Prinet , Lubin Weng

Accurate medical image segmentation is fundamental to precision medicine, yet robust delineation remains challenging under heterogeneous appearances, ambiguous boundaries, and large anatomical variability. Similar intensity and texture…

Computer Vision and Pattern Recognition · Computer Science 2026-05-15 Zhiquan Chen , Haitao Wang , Guowei Zou , Hejun Wu