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Traditional synthetic aperture radar image change detection methods based on convolutional neural networks (CNNs) face the challenges of speckle noise and deformation sensitivity. To mitigate these issues, we proposed a Multiscale Capsule…

图像与视频处理 · 电气工程与系统科学 2022-01-25 Yunhao Gao , Feng Gao , Junyu Dong , Heng-Chao Li

This research tackles the challenge of speckle noise in Synthetic Aperture Radar (SAR) space data, a prevalent issue that hampers the clarity and utility of SAR images. The study presents a comparative analysis of six distinct speckle noise…

In the maritime sector, safe vessel navigation is of great importance, particularly in congested harbors and waterways. The focus of this work is to estimate the distance between an object of interest and potential obstacles using a…

机器人学 · 计算机科学 2021-08-10 Jonas le Fevre Sejersen , Rui Pimentel de Figueiredo , Erdal Kayacan

Although high-resolution mapping of pan-Arctic sea ice with reliable corresponding uncertainty is essential for operational sea ice concentration (SIC) charting, it is a difficult task due to key challenges, such as the subtle nature of ice…

计算机视觉与模式识别 · 计算机科学 2026-05-29 Mabel Heffring , Lincoln Linlin Xu

Synthetic Aperture Radar (SAR) is a critical sensing technology that is notably independent of the sensor-to-target distance and has numerous cross-cutting applications, e.g., target recognition, mapping, surveillance, oceanography,…

图像与视频处理 · 电气工程与系统科学 2020-05-25 Andrew R. Willis , Md Sajjad Hossain , Jamie Godwin

Light Detection and Ranging (LiDAR) are fast emerging sensors in the field of Earth Observation. It is a remote sensing technology that utilizes laser beams to measure distances and create detailed three-dimensional representations of…

信号处理 · 电气工程与系统科学 2025-04-15 Saad Ahmed Jamal

Synthetic Aperture Radar (SAR) and optical image registration is essential for remote sensing data fusion, with applications in military reconnaissance, environmental monitoring, and disaster management. However, challenges arise from…

计算机视觉与模式识别 · 计算机科学 2025-02-04 Wenfei Zhang , Ruipeng Zhao , Yongxiang Yao , Yi Wan , Peihao Wu , Jiayuan Li , Yansheng Li , Yongjun Zhang

Maritime surveillance (MS) is of paramount importance for search and rescue operations, fishery monitoring, pollution control, law enforcement, migration monitoring, and national security policies. Since ground-based radars and automatic…

With climate change predicted to increase the likelihood of landslide events, there is a growing need for rapid landslide detection technologies that help inform emergency responses. Synthetic Aperture Radar (SAR) is a remote sensing…

信号处理 · 电气工程与系统科学 2022-11-08 Vanessa Boehm , Wei Ji Leong , Ragini Bal Mahesh , Ioannis Prapas , Edoardo Nemni , Freddie Kalaitzis , Siddha Ganju , Raul Ramos-Pollan

Underwater salient object detection (USOD) has attracted increasing attention for underwater visual scene understanding and vision-guided robotic applications. However, existing USOD methods still struggle with underwater image…

计算机视觉与模式识别 · 计算机科学 2026-05-18 Lin Hong , Chenhui Wang , Linan Deng , Yuning Cui , Yu Zhang , Xin Wang , Bojian Zhang , Wenqi Ren , Xingchen Yang , Fumin Zhang

Supervised machine learning requires a large amount of labeled data to achieve proper test results. However, generating accurately labeled segmentation maps on remote sensing imagery, including images from synthetic aperture radar (SAR), is…

Synthetic aperture imaging systems achieve constant azimuth resolution by coherently summating the observations acquired along the aperture path. At this aim, their locations have to be known with subwavelength accuracy. In underwater…

系统与控制 · 计算机科学 2017-07-27 Salvatore Caporale , Yvan Petillot

Although fully autonomous mapping methods are becoming more and more common and reliable, still the human operator is regularly employed in many 3D surveying missions. In a number of underwater applications, divers or pilots of remotely…

计算机视觉与模式识别 · 计算机科学 2021-10-05 E. Nocerino , F. Menna , B. Chemisky , P. Drap

A new fangled method for ship wake detection in synthetic aperture radar (SAR) images is explored here. Most of the detection procedure applies the Radon transform as its properties outfit more than any other transformation for the…

计算机视觉与模式识别 · 计算机科学 2009-11-04 M. Krishnaveni , Suresh Kumar Thakur , P. Subashini

Within the remote sensing domain, a diverse set of acquisition modalities exist, each with their own unique strengths and weaknesses. Yet, most of the current literature and open datasets only deal with electro-optical (optical) data for…

图像与视频处理 · 电气工程与系统科学 2020-04-15 Jacob Shermeyer , Daniel Hogan , Jason Brown , Adam Van Etten , Nicholas Weir , Fabio Pacifici , Ronny Haensch , Alexei Bastidas , Scott Soenen , Todd Bacastow , Ryan Lewis

With the continuous development of underwater vision technology, more and more remote sensing images could be obtained. In the underwater scene, sonar sensors are currently the most effective remote perception devices, and the sonar images…

计算机视觉与模式识别 · 计算机科学 2021-12-16 Xiaoteng Zhou , Changli Yu , Xin Yuan , Yi Wu , Haijun Feng , Citong Luo

Sea ice, crucial to the Arctic and Earth's climate, requires consistent monitoring and high-resolution mapping. Manual sea ice mapping, however, is time-consuming and subjective, prompting the need for automated deep learning-based…

计算机视觉与模式识别 · 计算机科学 2024-06-11 Behzad Vahedi , Benjamin Lucas , Farnoush Banaei-Kashani , Andrew P. Barrett , Walter N. Meier , Siri Jodha Khalsa , Morteza Karimzadeh

Global warming is rapidly reducing glaciers and ice sheets across the world. Real time assessment of this reduction is required so as to monitor its global climatic impact. In this paper, we introduce a novel way of estimating the thickness…

计算机视觉与模式识别 · 计算机科学 2021-04-13 Debvrat Varshney , Maryam Rahnemoonfar , Masoud Yari , John Paden

Sea surface temperature (SST) is an essential climate variable that can be measured via ground truth, remote sensing, or hybrid model methodologies. Here, we celebrate SST surveillance progress via the application of a few relevant…

大气与海洋物理 · 物理学 2023-06-19 Albert Larson , Ali Shafqat Akanda

Synthetic Aperture Radar (SAR) imagery has diverse applications in land and marine surveillance. Unlike electro-optical (EO) systems, these systems are not affected by weather conditions and can be used in the day and night times. With the…

计算机视觉与模式识别 · 计算机科学 2021-03-23 Abu Md Niamul Taufique , Navya Nagananda , Andreas Savakis