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In this paper we address the challenge of land cover classification for satellite images via Deep Learning (DL). Land Cover aims to detect the physical characteristics of the territory and estimate the percentage of land occupied by a…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Eleonora Bernasconi , Francesco Pugliese , Diego Zardetto , Monica Scannapieco

This paper presents an efficient object detection method from satellite imagery. Among a number of machine learning algorithms, we proposed a combination of two convolutional neural networks (CNN) aimed at high precision and high recall,…

Computer Vision and Pattern Recognition · Computer Science 2018-08-10 Hiroki Miyamoto , Kazuki Uehara , Masahiro Murakawa , Hidenori Sakanashi , Hirokazu Nosato , Toru Kouyama , Ryosuke Nakamura

In the face of pressing environmental issues in the 21st century, monitoring surface changes on Earth is more important than ever. Large-scale remote sensing, such as satellite imagery, is an important tool for this task. However, using…

Computer Vision and Pattern Recognition · Computer Science 2025-06-18 Raymond Yu , Paul Han , Josh Myers-Dean , Piper Wolters , Favyen Bastani

Change detection is one of the fundamental applications of synthetic aperture radar (SAR) images. However, speckle noise presented in SAR images has a much negative effect on change detection. In this research, a novel two-phase…

Computer Vision and Pattern Recognition · Computer Science 2020-01-20 Xinzheng Zhang , Guo Liu , Ce Zhang , Peter M Atkinson , Xiaoheng Tan , Xin Jian , Xichuan Zhou , Yongming Li

With the advent of remote sensing satellites, a huge repository of remotely sensed images is available. Change detection in remotely sensed images has been an active research area as it helps us understand the transitions that are taking…

Neural and Evolutionary Computing · Computer Science 2018-09-26 Madhu Khurana , Vikas Saxena

Convolutional neural networks (CNN) have made great progress for synthetic aperture radar (SAR) images change detection. However, sampling locations of traditional convolutional kernels are fixed and cannot be changed according to the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-07 Junjie Wang , Feng Gao , Junyu Dong

Change detection is an important problem in vision field, especially for aerial images. However, most works focus on traditional change detection, i.e., where changes happen, without considering the change type information, i.e., what…

Computer Vision and Pattern Recognition · Computer Science 2020-03-10 Wensheng Cheng , Yan Zhang , Xu Lei , Wen Yang , Guisong Xia

Detecting changed regions in paired satellite images plays a key role in many remote sensing applications. The evolution of recent techniques could provide satellite images with very high spatial resolution (VHR) but made it challenging to…

Image and Video Processing · Electrical Eng. & Systems 2021-12-08 Caijun Ren , Xiangyu Wang , Jian Gao , Huanhuan Chen

Change detection from satellite images typically incurs a delay ranging from several hours up to days because of latency in downlinking the acquired images and generating orthorectified image products at the ground stations; this may…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Gabriele Inzerillo , Diego Valsesia , Aniello Fiengo , Enrico Magli

The improvements in spectral and spatial resolution of the satellite images have facilitated the automatic extraction and identification of the features from satellite images and aerial photographs. An automatic object extraction method is…

Computer Vision and Pattern Recognition · Computer Science 2014-05-26 S. K. Katiyar , P. V. Arun

Access to high resolution satellite imagery has dramatically increased in recent years as several new constellations have entered service. High revisit frequencies as well as improved resolution has widened the use cases of satellite…

Image and Video Processing · Electrical Eng. & Systems 2021-08-06 Michael Thoreau , Frazer Wilson

In the context of Earth observation, change detection boils down to comparing images acquired at different times by sensors of possibly different spatial and/or spectral resolutions or different modalities (e.g., optical or radar). Even…

Image and Video Processing · Electrical Eng. & Systems 2023-11-30 Jin-Ju Wang , Nicolas Dobigeon , Marie Chabert , Ding-Cheng Wang , Ting-Zhu Huang , Jie Huang

Monitoring large areas is presently feasible with high resolution drone cameras, as opposed to time-consuming and expensive ground surveys. In this work we reveal for the first time, the potential of using a state-of-the-art change…

Computer Vision and Pattern Recognition · Computer Science 2020-06-02 Yura Zharkovsky , Ovadya Menadeva

Remote sensing change detection between bi-temporal images receives growing concentration from researchers. However, comparing two bi-temporal images for detecting changes is challenging, as they demonstrate different appearances. In this…

Computer Vision and Pattern Recognition · Computer Science 2023-10-04 Luyi Qiu , Xiaofeng Zhang , ChaoChen Gu , and ShanYing Zhu

Visual change detection, aiming at segmentation of video frames into foreground and background regions, is one of the elementary tasks in computer vision and video analytics. The applications of change detection include anomaly detection,…

Computer Vision and Pattern Recognition · Computer Science 2021-05-05 Murari Mandal , Santosh Kumar Vipparthi

Recently, CNN object detectors have achieved high accuracy on remote sensing images but require huge labor and time costs on annotation. In this paper, we propose a new uncertainty-based active learning which can select images with more…

Computer Vision and Pattern Recognition · Computer Science 2020-03-20 Zhenshen Qu , Jingda Du , Yong Cao , Qiuyu Guan , Pengbo Zhao

Change detection is a basic task of remote sensing image processing. The research objective is to identity the change information of interest and filter out the irrelevant change information as interference factors. Recently, the rise of…

Computer Vision and Pattern Recognition · Computer Science 2020-11-12 Jie Chen , Ziyang Yuan , Jian Peng , Li Chen , Haozhe Huang , Jiawei Zhu , Yu Liu , Haifeng Li

Most of the automatic fire alarm systems detect the fire presence through sensors like thermal, smoke, or flame. One of the new approaches to the problem is the use of images to perform the detection. The image approach is promising since…

Computer Vision and Pattern Recognition · Computer Science 2020-10-20 Angel Ayala , Bruno Fernandes , Francisco Cruz , David Macêdo , Adriano L. I. Oliveira , Cleber Zanchettin

Change detection is an essential and widely utilized task in remote sensing that aims to detect and analyze changes occurring in the same geographical area over time, which has broad applications in urban development, agricultural surveys,…

Computer Vision and Pattern Recognition · Computer Science 2023-05-11 Guangliang Cheng , Yunmeng Huang , Xiangtai Li , Shuchang Lyu , Zhaoyang Xu , Qi Zhao , Shiming Xiang

Accurate on-orbit reliability prediction for satellite electronics is often hindered by limited data availability, varying operational conditions, and considerable unit-to-unit variability. To overcome these obstacles, this paper proposes a…

Methodology · Statistics 2026-03-11 Shixiang Li , Yubin Tian , Dianpeng Wang , Piao Chen , Mengying Ren