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Weakly Supervised Object Localization (WSOL), which aims to localize objects by only using image-level labels, has attracted much attention because of its low annotation cost in real applications. Current studies focus on the Class…

Computer Vision and Pattern Recognition · Computer Science 2025-05-09 Xi Yang , Songsong Duan , Nannan Wang , Xinbo Gao

The Segment Anything Model (SAM) is widely used for segmenting a diverse range of objects in natural images from simple user prompts like points or bounding boxes. However, SAM's performance decreases substantially when applied to…

Computer Vision and Pattern Recognition · Computer Science 2025-04-24 Tristan Piater , Björn Barz , Alexander Freytag

Public remote sensing datasets often face limitations in universality due to resolution variability and inconsistent land cover category definitions. To harness the vast pool of unlabeled remote sensing data, we propose SAMST, a…

Computer Vision and Pattern Recognition · Computer Science 2025-07-17 Jun Yin , Fei Wu , Yupeng Ren , Jisheng Huang , Qiankun Li , Heng jin , Jianhai Fu , Chanjie Cui

Estimating building footprint maps from geospatial data is of paramount importance in urban planning, development, disaster management, and various other applications. Deep learning methodologies have gained prominence in building…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Anuja Vats , David Völgyes , Martijn Vermeer , Marius Pedersen , Kiran Raja , Daniele S. M. Fantin , Jacob Alexander Hay

Deep neural networks offer an alternative paradigm for modeling weather conditions. The ability of neural models to make a prediction in less than a second once the data is available and to do so with very high temporal and spatial…

Atmospheric and Oceanic Physics · Physics 2023-07-07 Marcin Andrychowicz , Lasse Espeholt , Di Li , Samier Merchant , Alexander Merose , Fred Zyda , Shreya Agrawal , Nal Kalchbrenner

In this study, we address the intricate challenge of multi-task dense prediction, encompassing tasks such as semantic segmentation, depth estimation, and surface normal estimation, particularly when dealing with partially annotated data…

Computer Vision and Pattern Recognition · Computer Science 2024-03-18 Meixuan Li , Tianyu Li , Guoqing Wang , Peng Wang , Yang Yang , Heng Tao Shen

Creating a dataset for training supervised machine learning algorithms can be a demanding task. This is especially true for medical image segmentation since one or more specialists are usually required for image annotation, and creating…

Computer Vision and Pattern Recognition · Computer Science 2024-10-28 Matheus Viana da Silva , Natália de Carvalho Santos , Julie Ouellette , Baptiste Lacoste , Cesar Henrique Comin

Effective management of agricultural landscapes is critical for meeting global biodiversity targets, but efforts are hampered by the absence of detailed, large-scale ecological maps. To address this, we introduce Farmscapes, the first…

Computer Vision and Pattern Recognition · Computer Science 2025-10-17 Michelangelo Conserva , Alex Wilson , Charlotte Stanton , Vishal Batchu , Varun Gulshan

Vision-Language Models (VLMs) adapted to remote sensing rely heavily on domain-specific image-text supervision, yet high-quality annotations for satellite and aerial imagery remain scarce and expensive to produce. Prevailing pseudo-labeling…

Computer Vision and Pattern Recognition · Computer Science 2026-03-26 Stefan Maria Ailuro , Mario Markov , Mohammad Mahdi , Delyan Boychev , Luc Van Gool , Danda Pani Paudel

We present a framework for creating navigable space from sparse and noisy map points generated by sparse visual SLAM methods. Our method incrementally seeds and creates local convex regions free of obstacle points along a robot's…

Robotics · Computer Science 2019-09-19 Zheng Chen , Lantao Liu

Depth completion is an important vision task, and many efforts have been made to enhance the quality of depth maps from sparse depth measurements. Despite significant advances, training these models to recover dense depth from sparse…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Rizhao Fan , Zhigen Li , Heping Li , Ning An

Recent developments in data acquisition technology allow us to collect 3D texture meshes quickly. Those can help us understand and analyse the urban environment, and as a consequence are useful for several applications like spatial analysis…

Computer Vision and Pattern Recognition · Computer Science 2022-02-08 Weixiao Gao , Liangliang Nan , Bas Boom , Hugo Ledoux

Weakly-Supervised Concealed Object Segmentation (WSCOS) aims to segment objects well blended with surrounding environments using sparsely-annotated data for model training. It remains a challenging task since (1) it is hard to distinguish…

Computer Vision and Pattern Recognition · Computer Science 2023-05-19 Chunming He , Kai Li , Yachao Zhang , Guoxia Xu , Longxiang Tang , Yulun Zhang , Zhenhua Guo , Xiu Li

In this paper, we propose a novel dense surfel mapping system that scales well in different environments with only CPU computation. Using a sparse SLAM system to estimate camera poses, the proposed mapping system can fuse intensity images…

Robotics · Computer Science 2019-09-11 Kaixuan Wang , Fei Gao , Shaojie Shen

Obtaining high-resolution, accurate channel topography and deposit conditions is the prior challenge for the study of channelized debris flow. Currently, wide-used mapping technologies including satellite imaging and drone photogrammetry…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Tengfei Wang , Fucheng Lu , Jintao Qin , Taosheng Huang , Hui Kong , Ping Shen

We present a visual simultaneous localization and mapping (SLAM) framework of closing surface loops. It combines both sparse feature matching and dense surface alignment. Sparse feature matching is used for visual odometry and globally…

Computer Vision and Pattern Recognition · Computer Science 2018-01-08 Guoxiang Zhang , YangQuan Chen

Spatially explicit quantification of forest biomass is important for forest-health monitoring and carbon accounting. Direct field measurements of biomass are laborious and expensive, typically limiting their spatial and temporal sampling…

Applications · Statistics 2024-07-11 Paul B. May , Andrew O. Finley

Promptable segmentation has emerged as a powerful paradigm in computer vision, enabling users to guide models in parsing complex scenes with prompts such as clicks, boxes, or textual cues. Recent advances, exemplified by the Segment…

Computer Vision and Pattern Recognition · Computer Science 2026-01-27 Yoonwoo Jeong , Cheng Sun , Yu-Chiang Frank Wang , Minsu Cho , Jaesung Choe

Segmenting oil spills from Synthetic Aperture Radar (SAR) imagery remains challenging due to severe appearance variability, scale heterogeneity, and the absence of temporal continuity in real world monitoring scenarios. While foundation…

Computer Vision and Pattern Recognition · Computer Science 2026-03-12 Shuaiyu Chen , Ming Yin , Peng Ren , Chunbo Luo , Zeyu Fu

This work proposes a novel approach beyond supervised learning for effective pathological image analysis, addressing the challenge of limited robust labeled data. Pathological diagnosis of diseases like cancer has conventionally relied on…

Computer Vision and Pattern Recognition · Computer Science 2024-10-23 Joonhyeon Song , Seohwan Yun , Seongho Yoon , Joohyeok Kim , Sangmin Lee