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In recent interactive segmentation algorithms, previous probability maps are used as network input to help predictions in the current segmentation round. However, despite the utilization of previous masks, useful information contained in…

计算机视觉与模式识别 · 计算机科学 2024-05-13 Chaewon Lee , Seon-Ho Lee , Chang-Su Kim

Partial differential equations (PDEs) are typically used as models of physical processes but are also of great interest in PDE-based image processing. However, when it comes to their use in imaging, conventional numerical methods for…

计算机视觉与模式识别 · 计算机科学 2021-10-19 Pascal Tom Getreuer , Peyman Milanfar , Xiyang Luo

Active contour models have been widely used in image segmentation, and the level set method (LSM) is the most popular approach for solving the models, via implicitly representing the contour by a level set function. However, the LSM suffers…

计算机视觉与模式识别 · 计算机科学 2021-05-10 Jun Ma , Dong Wang , Xiao-Ping Wang , Xiaoping Yang

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

Topological alignments and snakes are used in image processing, particularly in locating object boundaries. Both of them have their own advantages and limitations. To improve the overall image boundary detection system, we focused on…

计算机视觉与模式识别 · 计算机科学 2011-06-03 Ashraf A. Aly , Safaai Bin Deris , Nazar Zaki

Image co-segmentation is a challenging task in computer vision that aims to segment all pixels of the objects from a predefined semantic category. In real-world cases, however, common foreground objects often vary greatly in appearance,…

计算机视觉与模式识别 · 计算机科学 2018-05-16 Wei Teng , Yu Zhang , Xiaowu Chen , Jia Li , Zhiqiang He

Interactive segmentation, a computer vision technique where a user provides guidance to help an algorithm segment a feature of interest in an image, has achieved outstanding accuracy and efficient human-computer interaction. However, few…

计算机视觉与模式识别 · 计算机科学 2025-05-14 Zhe Wang , Shoukun Sun , Xiang Que , Xiaogang Ma , Carmen Galaz Garcia

Despite the tremendous success of deep neural networks in medical image segmentation, they typically require a large amount of costly, expert-level annotated data. Few-shot segmentation approaches address this issue by learning to transfer…

计算机视觉与模式识别 · 计算机科学 2021-03-19 Qinji Yu , Kang Dang , Nima Tajbakhsh , Demetri Terzopoulos , Xiaowei Ding

We introduce an efficient video segmentation system for resource-limited edge devices leveraging heterogeneous compute. Specifically, we design network models by searching across multiple dimensions of specifications for the neural…

计算机视觉与模式识别 · 计算机科学 2022-08-25 Jamie Menjay Lin , Siargey Pisarchyk , Juhyun Lee , David Tian , Tingbo Hou , Karthik Raveendran , Raman Sarokin , George Sung , Trent Tolley , Matthias Grundmann

This paper presents a general approach to designing the isotropic spherical media with complex spatial structure that provide different types of imaging for different light rays. It is based on equivalence of the spherical medium and the…

光学 · 物理学 2014-06-16 Martin Sarbort , Tomas Tyc

We present a new hybrid numerical method for multiscale partial differential equations, which simultaneously captures the global macroscopic information and resolves the local microscopic events over regions of relatively small size. The…

数值分析 · 数学 2017-07-04 Yufang Huang , Jianfeng Lu , Pingbing Ming

This paper presents a two-stage prediction-based control scheme for embedding the environment's geometric properties into a collision-free Pythagorean Hodograph spline, and subsequently finding the optimal path within the parameterized free…

机器人学 · 计算机科学 2022-09-07 Jon Arrizabalaga , Markus Ryll

The growing use of wide angle image capture devices and the need for fast and accurate image analysis in computer visions have enforced the need for dedicated under-representation approaches. Most recent decomposition methods segment an…

计算机视觉与模式识别 · 计算机科学 2025-09-25 Rémi Giraud , Rodrigo Borba Pinheiro , Yannick Berthoumieu

Current algorithmic approaches for piecewise affine motion estimation are based on alternating motion segmentation and estimation. We propose a new method to estimate piecewise affine motion fields directly without intermediate…

计算机视觉与模式识别 · 计算机科学 2018-02-07 Denis Fortun , Martin Storath , Dennis Rickert , Andreas Weinmann , Michael Unser

Few-Shot Medical Image Segmentation (FSMIS) aims to delineate novel anatomical targets from one or a few annotated support images, addressing the annotation scarcity in medical imaging. Notwithstanding recent advancements, current…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Penghao Jia , Zhiyong Huang , Mingyang Hou , Zhi Yu , Shuai Miao , Jiahong Wang , Yan Yan

We present a novel domain adaptation framework that uses morphologic segmentation to translate images from arbitrary input domains (real and synthetic) into a uniform output domain. Our framework is based on an established image-to-image…

计算机视觉与模式识别 · 计算机科学 2020-06-17 Jonathan Klein , Sören Pirk , Dominik L. Michels

Many statistical and machine learning approaches rely on pairwise distances between data points. The choice of distance metric has a fundamental impact on performance of these procedures, raising questions about how to appropriately…

统计理论 · 数学 2020-04-20 Didong Li , David B Dunson

In this paper, we propose a simple but effective method for fast image segmentation. We re-examine the locality-preserving character of spectral clustering by constructing a graph over image regions with both global and local connections.…

计算机视觉与模式识别 · 计算机科学 2017-12-05 Zizhao Zhang , Fuyong Xing , Hanzi Wang , Yan Yan , Ying Huang , Xiaoshuang Shi , Lin Yang

Image segmentation is a largely researched field where neural networks find vast applications in many facets of technology. Some of the most popular approaches to train segmentation networks employ loss functions optimizing pixel-overlap,…

计算机视觉与模式识别 · 计算机科学 2022-11-29 Nico Stucki , Johannes C. Paetzold , Suprosanna Shit , Bjoern Menze , Ulrich Bauer

Partial Differential Equations (PDEs) model various physical phenomena, such as electromagnetic fields and fluid mechanics. Methods like Sparse Identification of Nonlinear Dynamics (SINDy) and PDE-Net 2.0 have been developed to identify and…

神经元与认知 · 定量生物学 2024-10-25 Ion Bica , Ryan Trang , Rui Hu , Wanhua Su , Zhichun Zhai , Qingrun Zhang