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The effective combination of the complementary information provided by the huge amount of unlabeled multi-sensor data (e.g., Synthetic Aperture Radar (SAR) and optical images) is a critical topic in remote sensing. Recently, contrastive…

图像与视频处理 · 电气工程与系统科学 2021-10-11 Yuxing Chen , Lorenzo Bruzzone

Thanks to their temporal-spatial coverage and free access, Sentinel-2 images are very interesting for the community. However, a relatively coarse spatial resolution, compared to that of state-of-the-art commercial products, motivates the…

计算机视觉与模式识别 · 计算机科学 2019-02-08 Massimiliano Gargiulo

Self-supervised learning shows great potential in monoculardepth estimation, using image sequences as the only source ofsupervision. Although people try to use the high-resolutionimage for depth estimation, the accuracy of prediction hasnot…

计算机视觉与模式识别 · 计算机科学 2020-12-15 Xiaoyang Lyu , Liang Liu , Mengmeng Wang , Xin Kong , Lina Liu , Yong Liu , Xinxin Chen , Yi Yuan

Mapping standing dead trees is crucial for acquiring information on the effects of climate change on forests and forest biodiversity. However, leveraging high-quality aerial imagery for dead tree segmentation poses challenges due to…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Mete Ahishali , Anis Ur Rahman , Einari Heinaro , Aysen Degerli , Samuli Junttila

This paper investigates tree species classification using Sentinel-2 multispectral satellite image time-series. Despite their critical importance for many applications, such maps are often unavailable, outdated, or inaccurate for large…

图像与视频处理 · 电气工程与系统科学 2024-11-28 Florian Mouret , David Morin , Milena Planells , Cécile Vincent-Barbaroux

Mapping forest resources and carbon is important for improving forest management and meeting the objectives of storing carbon and preserving the environment. Spaceborne remote sensing approaches have considerable potential to support forest…

机器学习 · 统计学 2023-11-10 David Morin , Milena Planells , Stéphane Mermoz , Florian Mouret

Spaceborne Light Detection and Ranging (LiDAR) systems, such as NASA's Global Ecosystem Dynamics Investigation (GEDI), provide forest structure for global carbon assessments. However, geolocation uncertainties (typically 5-15 m) propagate…

图像与视频处理 · 电气工程与系统科学 2025-11-25 Narumasa Tsutsumida , Rei Mitsuhashi , Yoshito Sawada , Akira Kato

The results obtained from state of the art human pose estimation (HPE) models degrade rapidly when evaluating people of a low resolution, but can super resolution (SR) be used to help mitigate this effect? By using various SR approaches we…

计算机视觉与模式识别 · 计算机科学 2022-05-16 Peter Hardy , Srinandan Dasmahapatra , Hansung Kim

Estimating global tree canopy height is crucial for forest conservation and climate change applications. However, capturing high-resolution ground truth canopy height using LiDAR is expensive and not available globally. An efficient…

计算机视觉与模式识别 · 计算机科学 2025-05-27 Daniele Rege Cambrin , Isaac Corley , Paolo Garza

Modern Earth Observation systems provide sensing data at different temporal and spatial resolutions. Among optical sensors, today the Sentinel-2 program supplies high-resolution temporal (every 5 days) and high spatial resolution (10m)…

计算机视觉与模式识别 · 计算机科学 2018-03-07 P. Benedetti , D. Ienco , R. Gaetano , K. Osé , R. Pensa , S. Dupuy

Place recognition is essential to maintain global consistency in large-scale localization systems. While research in urban environments has progressed significantly using LiDARs or cameras, applications in natural forest-like environments…

计算机视觉与模式识别 · 计算机科学 2025-03-07 Yanqing Shen , Turcan Tuna , Marco Hutter , Cesar Cadena , Nanning Zheng

Visuals captured by high-flying aerial drones are increasingly used to assess biodiversity and animal population dynamics around the globe. Yet, challenging acquisition scenarios and tiny animal depictions in airborne imagery, despite…

计算机视觉与模式识别 · 计算机科学 2021-11-15 Mowen Xue , Theo Greenslade , Majid Mirmehdi , Tilo Burghardt

In this paper, we present a deforestation estimation method based on attention guided UNet architecture using Electro-Optical (EO) and Synthetic Aperture Radar (SAR) satellite imagery. For optical images, Landsat-8 and for SAR imagery,…

计算机视觉与模式识别 · 计算机科学 2023-07-11 Sunita Arya , S Manthira Moorthi , Debajyoti Dhar

In this paper, we introduce and tackle the simultaneous enhancement and super-resolution (SESR) problem for underwater robot vision and provide an efficient solution for near real-time applications. We present Deep SESR, a…

计算机视觉与模式识别 · 计算机科学 2020-02-05 Md Jahidul Islam , Peigen Luo , Junaed Sattar

Semantic segmentation in very high resolution (VHR) aerial images is one of the most challenging tasks in remote sensing image understanding. Most of the current approaches are based on deep convolutional neural networks (DCNNs). However,…

计算机视觉与模式识别 · 计算机科学 2020-09-16 Ruigang Niu , Xian Sun , Yu Tian , Wenhui Diao , Kaiqiang Chen , Kun Fu

Earth observation offers new insight into anthropogenic changes to nature, and how these changes are effecting (and are effected by) the built environment and the real economy. With the global availability of medium-resolution (10-30m)…

计算机视觉与模式识别 · 计算机科学 2021-02-15 Lucas Kruitwagen

ESA's PROBA-V Earth observation satellite enables us to monitor our planet at a large scale, studying the interaction between vegetation and climate and provides guidance for important decisions on our common global future. However, the…

计算机视觉与模式识别 · 计算机科学 2019-07-04 Marcus Märtens , Dario Izzo , Andrej Krzic , Daniël Cox

Tree canopy height is one of the most important indicators of forest biomass, productivity, and ecosystem structure, but it is challenging to measure accurately from the ground and from space. Here, we used a U-Net model adapted for…

High-resolution radar range profile (RRP) is crucial for accurate target recognition and scene perception. To get a high-resolution RRP, many methods have been developed, such as multiple signal classification (MUSIC), orthogonal matching…

信号处理 · 电气工程与系统科学 2025-10-21 Ziwen Wang , Jianping Wang , Pucheng Li , Zegang Ding

High-resolution remote sensing (HRS) semantic segmentation extracts key objects from high-resolution coverage areas. However, objects of the same category within HRS images generally show significant differences in scale and shape across…

计算机视觉与模式识别 · 计算机科学 2024-08-16 Yuxia Chen , Pengcheng Fang , Jianhui Yu , Xiaoling Zhong , Xiaoming Zhang , Tianrui Li