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In recent years, an ever-increasing number of remote satellites are orbiting the Earth which streams vast amount of visual data to support a wide range of civil, public and military applications. One of the key information obtained from…

Computer Vision and Pattern Recognition · Computer Science 2020-06-24 Kang Zhao , Muhammad Kamran , Gunho Sohn

The capability to detect boulders on the surface of small bodies is beneficial for vision-based applications such as navigation and hazard detection during critical operations. This task is challenging due to the wide assortment of…

Computer Vision and Pattern Recognition · Computer Science 2022-10-31 Mattia Pugliatti , Francesco Topputo

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

In this paper we present two examples of recent investigations that we have undertaken, applying Machine Learning (ML) neural networks (NN) to image datasets from outer planet missions to achieve feature recognition. Our first investigation…

The capability to detect boulders on the surface of small bodies is beneficial for vision-based applications such as hazard detection during critical operations and navigation. This task is challenging due to the wide assortment of…

Computer Vision and Pattern Recognition · Computer Science 2022-10-31 Mattia Pugliatti , Francesco Topputo

We introduce QuasarNET, a deep convolutional neural network that performs classification and redshift estimation of astrophysical spectra with human-expert accuracy. We pose these two tasks as a \emph{feature detection} problem: presence or…

Instrumentation and Methods for Astrophysics · Physics 2018-08-31 Nicolas Busca , Christophe Balland

In the near-future, dedicated telescopes observe Earth-like exoplanets in reflected light, allowing their characterization. Because of the huge distances, every exoplanet will be a single pixel, but temporal variations in its spectral flux…

Earth and Planetary Astrophysics · Physics 2022-08-10 K. Meinke , D. M. Stam , P. M. Visser

Craters are among the most studied geomorphic features in the Solar System because they yield important information about the past and present geological processes and provide information about the relative ages of observed geologic…

Computer Vision and Pattern Recognition · Computer Science 2016-01-07 Joseph Paul Cohen , Henry Z. Lo , Tingting Lu , Wei Ding

In the last decade, over a million stars were monitored to detect transiting planets. Manual interpretation of potential exoplanet candidates is labor intensive and subject to human error, the results of which are difficult to quantify.…

Instrumentation and Methods for Astrophysics · Physics 2017-12-20 Kyle A. Pearson , Leon Palafox , Caitlin A. Griffith

It has been recently recognized that the surface of sub-km asteroids in contact with the space environment is not fine-grained regolith but consists of centimeter to meter-scale rocks. Here we aim to understand how the rocky morphology of…

Earth and Planetary Astrophysics · Physics 2023-01-20 O. Ruesch , V. T. Bickel

Fast and effective responses are required when a natural disaster (e.g., earthquake, hurricane, etc.) strikes. Building damage assessment from satellite imagery is critical before relief effort is deployed. With a pair of pre- and…

Computer Vision and Pattern Recognition · Computer Science 2022-02-16 Yu Shen , Sijie Zhu , Taojiannan Yang , Chen Chen , Delu Pan , Jianyu Chen , Liang Xiao , Qian Du

Identification of minerals in the field is a task that is wrought with many challenges. Traditional approaches are prone to errors where there is no enough experience and expertise. Several existing techniques mainly make use of features of…

Computer Vision and Pattern Recognition · Computer Science 2021-11-23 Emmanuel Asiedu Brempong , Millicent Agangiba , Daniel Aikins

We propose to design and build an algorithm that will use a Convolutional Neural Network (CNN) and observations from the Unistellar network to reliably detect asteroid occultations. The Unistellar Network, made of more than 10,000 digital…

Earth and Planetary Astrophysics · Physics 2022-12-21 Dorian Cazeneuve , Franck Marchis , Guillaume Blaclard , Paul A. Dalba , Victor Martin , Joé Asencioa

The focus of this paper is using a convolutional machine learning model with a modified U-Net structure for creating land cover classification mapping based on satellite imagery. The aim of the research is to train and test convolutional…

Computer Vision and Pattern Recognition · Computer Science 2020-03-09 Priit Ulmas , Innar Liiv

Crater ellipticity determination is a complex and time consuming task that so far has evaded successful automation. We train a state of the art computer vision algorithm to identify craters in Lunar digital elevation maps and retrieve their…

Earth and Planetary Astrophysics · Physics 2020-04-29 Mohamad Ali-Dib , Kristen Menou , Alan P. Jackson , Chenchong Zhu , Noah Hammond

Spatially consistent and up-to-date maps of human settlements are crucial for addressing policies related to urbanization and sustainability, especially in the era of an increasingly urbanized world.The availability of open and free…

Image and Video Processing · Electrical Eng. & Systems 2020-10-30 Christina Corbane , Vasileios Syrris , Filip Sabo , Panagiotis Politis , Michele Melchiorri , Martino Pesaresi , Pierre Soille , Thomas Kemper

In this paper we present a method for building boundary refinement and regularization in satellite images using a fully convolutional neural network trained with a combination of adversarial and regularized losses. Compared to a pure Mask…

Image and Video Processing · Electrical Eng. & Systems 2020-07-24 Stefano Zorzi , Friedrich Fraundorfer

This paper presents a novel method of landslide detection by exploiting the Mask R-CNN capability of identifying an object layout by using a pixel-based segmentation, along with transfer learning used to train the proposed model. A data set…

Computer Vision and Pattern Recognition · Computer Science 2020-10-06 Silvia Liberata Ullo , Amrita Mohan , Alessandro Sebastianelli , Shaik Ejaz Ahamed , Basant Kumar , Ramji Dwivedi , G. R. Sinha

Craters are one of the most studied planetary features used for different scientific analyses, such as estimation of surface age and surface processes. Satellite images utilized for crater detection often have low resolution (LR) due to…

Image and Video Processing · Electrical Eng. & Systems 2024-02-08 Atal Tewari , Nitin Khanna

This work utilizes a MobileNetV2 Convolutional Neural Network (CNN) for fast, mobile detection of satellites, and rejection of stars, in cluttered unresolved space imagery. First, a custom database is created using imagery from a synthetic…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Jarred Jordan , Daniel Posada , David Zuehlke , Angelica Radulovic , Aryslan Malik , Troy Henderson
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