中文
相关论文

相关论文: Dynamic Snake Convolution based on Topological Geo…

200 篇论文

Image segmentation is to extract meaningful objects from a given image. For degraded images due to occlusions, obscurities or noises, the accuracy of the segmentation result can be severely affected. To alleviate this problem, prior…

计算机视觉与模式识别 · 计算机科学 2021-04-01 Daoping Zhang , Lok Ming Lui

Existing semantic segmentation approaches either aim to improve the object's inner consistency by modeling the global context, or refine objects detail along their boundaries by multi-scale feature fusion. In this paper, a new paradigm for…

计算机视觉与模式识别 · 计算机科学 2020-08-19 Xiangtai Li , Xia Li , Li Zhang , Guangliang Cheng , Jianping Shi , Zhouchen Lin , Shaohua Tan , Yunhai Tong

Cloud segmentation amounts to separating cloud pixels from non-cloud pixels in an image. Current deep learning methods for cloud segmentation suffer from three issues. (a) Constrain on their receptive field due to the fixed size of the…

计算机视觉与模式识别 · 计算机科学 2025-01-28 Yijie Li , Hewei Wang , Jinfeng Xu , Puzhen Wu , Yunzhong Xiao , Shaofan Wang , Soumyabrata Dev

In contrast to the literature where local patterns in 3D point clouds are captured by customized convolutional operators, in this paper we study the problem of how to effectively and efficiently project such point clouds into a 2D image…

计算机视觉与模式识别 · 计算机科学 2020-10-09 Yecheng Lyu , Xinming Huang , Ziming Zhang

State-of-the-art methods for driving-scene LiDAR-based perception (including point cloud semantic segmentation, panoptic segmentation and 3D detection, \etc) often project the point clouds to 2D space and then process them via 2D…

计算机视觉与模式识别 · 计算机科学 2021-09-14 Xinge Zhu , Hui Zhou , Tai Wang , Fangzhou Hong , Wei Li , Yuexin Ma , Hongsheng Li , Ruigang Yang , Dahua Lin

Transformer-based neural networks have surpassed promising performance on many biomedical image segmentation tasks due to a better global information modeling from the self-attention mechanism. However, most methods are still designed for…

计算机视觉与模式识别 · 计算机科学 2023-02-02 Zheyuan Zhang , Ulas Bagci

Introducing explicit constraints on the structural predictions has been an effective way to improve the performance of semantic segmentation models. Existing methods are mainly based on insufficient hand-crafted rules that only partially…

计算机视觉与模式识别 · 计算机科学 2019-07-30 Boxi Wu , Shuai Zhao , Wenqing Chu , Zheng Yang , Deng Cai

The shapes and morphology of the organs and tissues are important prior knowledge in medical imaging recognition and segmentation. The morphological operation is a well-known method for morphological feature extraction. As the morphological…

计算机视觉与模式识别 · 计算机科学 2021-03-09 Chentian Li , Chi Ma , William W. Lu

Motivated by the challenging segmentation task of pancreatic tubular networks, this paper tackles two commonly encountered problems in biomedical imaging: Topological consistency of the segmentation, and expensive or difficult annotation.…

计算机视觉与模式识别 · 计算机科学 2023-06-29 Kasra Arnavaz , Oswin Krause , Kilian Zepf , Jelena M. Krivokapic , Silja Heilmann , Jakob Andreas Bærentzen , Pia Nyeng , Aasa Feragen

For effective image segmentation, it is crucial to employ constraints informed by prior knowledge about the characteristics of the areas to be segmented to yield favorable segmentation outcomes. However, the existing methods have primarily…

计算机视觉与模式识别 · 计算机科学 2025-10-17 Shengzhe Chen , Zhaoxuan Dong , Jun Liu

Semantic segmentation of overhead remote sensing imagery enables applications in mapping, urban planning, and disaster response. State-of-the-art segmentation networks are typically developed and tuned on ground-perspective photographs and…

计算机视觉与模式识别 · 计算机科学 2025-09-05 David Huangal , J. Alex Hurt

Medical ultrasound image segmentation presents a formidable challenge in the realm of computer vision. Traditional approaches rely on Convolutional Neural Networks (CNNs) and Transformer-based methods to address the intricacies of medical…

计算机视觉与模式识别 · 计算机科学 2025-08-20 Weixin Xu , Ziliang Wang

This paper presents an efficient module named spatial bottleneck for accelerating the convolutional layers in deep neural networks. The core idea is to decompose convolution into two stages, which first reduce the spatial resolution of the…

计算机视觉与模式识别 · 计算机科学 2018-09-10 Junran Peng , Lingxi Xie , Zhaoxiang Zhang , Tieniu Tan , Jingdong Wang

Multi-task learning has proven to be effective in improving the performance of correlated tasks. Most of the existing methods use a backbone to extract initial features with independent branches for each task, and the exchange of…

计算机视觉与模式识别 · 计算机科学 2023-05-05 Diogo Nunes Goncalves , Jose Marcato Junior , Pedro Zamboni , Hemerson Pistori , Jonathan Li , Keiller Nogueira , Wesley Nunes Goncalves

Spatial transcriptomics clustering is pivotal for identifying cell subpopulations by leveraging spatial location information. While recent graph-based methods modeling cell-cell interactions have improved clustering accuracy, they remain…

机器学习 · 计算机科学 2026-01-21 Chenkai Guo , Yikai Zhu , Renxiang Guan , Jinli Ma , Siwei Wang , Ke Liang , Guangdun Peng , Dayu Hu

Semantic segmentation of large-scale 3D point clouds is crucial for applications such as autonomous driving and urban digital twins. However, the sparse sampling pattern of LiDAR and the view-dependent geometric distortion in image…

计算机视觉与模式识别 · 计算机科学 2026-05-11 Shuai Zhang , Zhecheng Shi , Zhuxiao Li , Jing Ou , Tengxi Wang , Yuan Liu , Wufan Zhao

The topic of semantic segmentation has witnessed considerable progress due to the powerful features learned by convolutional neural networks (CNNs). The current leading approaches for semantic segmentation exploit shape information by…

计算机视觉与模式识别 · 计算机科学 2016-11-18 Jifeng Dai , Kaiming He , Jian Sun

The ability to segment teeth precisely from digitized 3D dental models is an essential task in computer-aided orthodontic surgical planning. To date, deep learning based methods have been popularly used to handle this task. State-of-the-art…

计算机视觉与模式识别 · 计算机科学 2020-12-29 Lingming Zhang , Yue Zhao , Deyu Meng , Zhiming Cui , Chenqiang Gao , Xinbo Gao , Chunfeng Lian , Dinggang Shen

We propose an approach to instance segmentation from 3D point clouds based on dynamic convolution. This enables it to adapt, at inference, to varying feature and object scales. Doing so avoids some pitfalls of bottom up approaches,…

计算机视觉与模式识别 · 计算机科学 2022-10-17 Tong He , Chunhua Shen , Anton van den Hengel

We present TDNet, a temporally distributed network designed for fast and accurate video semantic segmentation. We observe that features extracted from a certain high-level layer of a deep CNN can be approximated by composing features…

计算机视觉与模式识别 · 计算机科学 2020-04-08 Ping Hu , Fabian Caba Heilbron , Oliver Wang , Zhe Lin , Stan Sclaroff , Federico Perazzi