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Segmentation of medical images constitutes an essential component of medical image analysis, providing the foundation for precise diagnosis and efficient therapeutic interventions in clinical practices. Despite substantial progress, most…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Muzammal Shafique , Nasir Rahim , Jamil Ahmad , Mohammad Siadat , Khalid Malik , Ghaus Malik

Infrared (IR) image segmentation is essential in many urban defence applications, such as pedestrian surveillance, vehicle counting, security monitoring, etc. Active contour model (ACM) is one of the most widely used image segmentation…

Computer Vision and Pattern Recognition · Computer Science 2020-11-26 Qinyan Huang , Weiwen Zhou , Minjie Wan , Xin Chen , Qian Chen , Guohua Gu

Recent advancements in vision foundation models (VFMs) have opened up new possibilities for versatile and efficient visual perception. In this work, we introduce Seal, a novel framework that harnesses VFMs for segmenting diverse automotive…

Computer Vision and Pattern Recognition · Computer Science 2023-10-25 Youquan Liu , Lingdong Kong , Jun Cen , Runnan Chen , Wenwei Zhang , Liang Pan , Kai Chen , Ziwei Liu

Single Domain Generalization (SDG) for object detection aims to train a model on a single source domain that can generalize effectively to unseen target domains. While recent methods like CLIP-based semantic augmentation have shown promise,…

Computer Vision and Pattern Recognition · Computer Science 2025-11-14 Mengzhu Wang , Changyuan Deng , Shanshan Wang , Nan Yin , Long Lan , Liang Yang

Image segmentation in the medical domain is a challenging field owing to poor resolution and limited contrast. The predominantly used conventional segmentation techniques and the thresholding methods suffer from limitations because of heavy…

Computer Vision and Pattern Recognition · Computer Science 2016-05-10 Jiyo. S. Athertya , G. Saravana Kumar

Accurate delineation of individual cells in microscopy videos is essential for studying cellular dynamics, yet separating touching or overlapping instances remains a persistent challenge. Although foundation-model for segmentation such as…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Thomas Mendelson , Joshua Francois , Galit Lahav , Tammy Riklin-Raviv

Detailed water kinematics are important for understanding atmosphere-ice-ocean energy transfer processes in the Arctic. There are few in situ observations of 2D velocity fields in the marginal ice zone. Particle tracking velocimetry and…

An experimental model of transmission of ocean waves by an ice floe is presented. Thin plastic plates with different material properties and thicknesses are used to model the floe. Regular incident waves with different periods and…

Atmospheric and Oceanic Physics · Physics 2016-01-20 Luke Bennetts , Alberto Alberello , Michael Meylan , Claudio Cavaliere , Alexander Babanin , Alessandro Toffoli

In this paper, we present the first large-scale dataset for semantic Segmentation of Underwater IMagery (SUIM). It contains over 1500 images with pixel annotations for eight object categories: fish (vertebrates), reefs (invertebrates),…

Computer Vision and Pattern Recognition · Computer Science 2020-09-15 Md Jahidul Islam , Chelsey Edge , Yuyang Xiao , Peigen Luo , Muntaqim Mehtaz , Christopher Morse , Sadman Sakib Enan , Junaed Sattar

Accurate segmentation of vascular networks from sparse CT scan slices remains a significant challenge in medical imaging, particularly due to the thin, branching nature of vessels and the inherent sparsity between imaging planes. Existing…

Image and Video Processing · Electrical Eng. & Systems 2025-06-23 Salvatore Esposito , Daniel Rebain , Arno Onken , Changjian Li , Oisin Mac Aodha

As the popularity of on-orbit operations grows, so does the need for precise navigation around unknown resident space objects (RSOs) such as other spacecraft, orbital debris, and asteroids. The use of Simultaneous Localization and Mapping…

Robotics · Computer Science 2026-01-13 Eric J. Elias , Michael Esswein , Jonathan P. How , David W. Miller

Irregular, unidirectional surface water waves incident on model ice in an ice tank are used as a physical model of ocean surface wave interactions with sea ice. Results are given for an experiment consisting of three tests, starting with a…

Segmentation is an essential step for remote sensing image processing. This study aims to advance the application of the Segment Anything Model (SAM), an innovative image segmentation model by Meta AI, in the field of remote sensing image…

Computer Vision and Pattern Recognition · Computer Science 2023-11-02 Lucas Prado Osco , Qiusheng Wu , Eduardo Lopes de Lemos , Wesley Nunes Gonçalves , Ana Paula Marques Ramos , Jonathan Li , José Marcato Junior

Small object detection (SOD) in optical images and videos is a challenging problem that even state-of-the-art generic object detection methods fail to accurately localize and identify such objects. Typically, small objects appear in…

Computer Vision and Pattern Recognition · Computer Science 2022-07-27 Aref Miri Rekavandi , Lian Xu , Farid Boussaid , Abd-Krim Seghouane , Stephen Hoefs , Mohammed Bennamoun

Dense ground displacement measurements are crucial for geological studies but are impractical to collect directly. Traditionally, displacement fields are estimated using patch matching on optical satellite images from different acquisition…

Computer Vision and Pattern Recognition · Computer Science 2025-04-21 Juliette Bertrand , Sophie Giffard-Roisin , James Hollingsworth , Julien Mairal

We propose an optical flow-guided approach for semi-supervised video object segmentation. Optical flow is usually exploited as additional guidance information in unsupervised video object segmentation. However, its relevance in…

Computer Vision and Pattern Recognition · Computer Science 2023-01-26 Yushan Zhang , Andreas Robinson , Maria Magnusson , Michael Felsberg

In recent years, several automatic segmentation methods have been proposed for blood vessels in retinal fundus images, ranging from using cheap and fast trainable filters to complicated neural networks and even deep learning. One example of…

Image and Video Processing · Electrical Eng. & Systems 2019-05-30 Michiel Straat , Jorrit Oosterhof

Cloud detection is an important preprocessing step for the precise application of optical satellite imagery. In this paper, we propose a deep learning based cloud detection method named multi-scale convolutional feature fusion (MSCFF) for…

Computer Vision and Pattern Recognition · Computer Science 2019-03-06 Zhiwei Li , Huanfeng Shen , Qing Cheng , Yuhao Liu , Shucheng You , Zongyi He

Semi-supervised video object segmentation (VOS) aims to segment a few moving objects in a video sequence, where these objects are specified by annotation of first frame. The optical flow has been considered in many existing semi-supervised…

Computer Vision and Pattern Recognition · Computer Science 2021-11-23 Ziyang Liu , Jingmeng Liu , Weihai Chen , Xingming Wu , Zhengguo Li

Study of interstellar elemental depletion poses an important problem in the interstellar matter that at least a quarter of the total oxygen ($\sim 160$ ppm relative to hydrogen) is not accounted for in any known form of oxygen in the…

Astrophysics of Galaxies · Physics 2025-09-03 Takashi Onaka , Itsuki Sakon , Takashi Shimonishi , Mitsuhiko Honda