English
Related papers

Related papers: Rapid Automated Mapping of Clouds on Titan With In…

200 papers

Astronomy has always been at the forefront of information technology, moving from the era of photographic plates, to digital snapshots and now to digital movies of the sky. This has brought about a data explosion with multi- terabyte…

Instrumentation and Methods for Astrophysics · Physics 2012-01-06 Ashish Mahabal , Ajit Kembhavi , Roy Williams , Sharmad Navelkar

Meteorologists use shapes and movements of clouds in satellite images as indicators of several major types of severe storms. Satellite imaginary data are in increasingly higher resolution, both spatially and temporally, making it impossible…

Computer Vision and Pattern Recognition · Computer Science 2019-06-26 Xinye Zheng , Jianbo Ye , Yukun Chen , Stephen Wistar , Jia Li , Jose A. Piedra-Fernández , Michael A. Steinberg , James Z. Wang

Airborne topographic LiDAR is an active remote sensing technology that emits near-infrared light to map objects on the Earth's surface. Derived products of LiDAR are suitable to service a wide range of applications because of their rich…

Computer Vision and Pattern Recognition · Computer Science 2023-02-28 Mariona Caros , Ariadna Just , Santi Segui , Jordi Vitria

Optical Earth observation satellites acquire images worldwide , covering up to several million square kilometers every day. The complexity of scheduling acquisitions for such systems increases exponentially when considering the…

Machine Learning · Computer Science 2019-11-14 Adrien Hadj-Salah , Rémi Verdier , Clément Caron , Mathieu Picard , Mikaël Capelle

Fiber-shaped materials (e.g. carbon nano tubes) are of great relevance, due to their unique properties but also the health risk they can impose. Unfortunately, image-based analysis of fibers still involves manual annotation, which is a…

Computer Vision and Pattern Recognition · Computer Science 2020-10-21 Max Frei , Frank Einar Kruis

The use of machine learning is becoming ubiquitous in astronomy, but remains rare in the study of the atmospheres of exoplanets. Given the spectrum of an exoplanetary atmosphere, a multi-parameter space is swept through in real time to find…

Earth and Planetary Astrophysics · Physics 2018-06-12 Pablo Marquez-Neila , Chloe Fisher , Raphael Sznitman , Kevin Heng

Astronomy has entered the big data era and Machine Learning based methods have found widespread use in a large variety of astronomical applications. This is demonstrated by the recent huge increase in the number of publications making use…

Instrumentation and Methods for Astrophysics · Physics 2018-07-17 Massimo Brescia , Stefano Cavuoti , Valeria Amaro , Giuseppe Riccio , Giuseppe Angora , Civita Vellucci , Giuseppe Longo

Warm Saturn type exoplanets orbiting M-dwarfs are particularly suitable for in-depth cloud characterisation through transmission spectroscopy due to their favourable stellar to planetary radius contrast. However, modelling cloud formation…

We use a well-known deep neural network framework, called Mask R-CNN, for identification of solar filaments in full-disk H-alpha images from Big Bear Solar Observatory (BBSO). The image data, collected from BBSO's archive, are integrated…

Solar and Stellar Astrophysics · Physics 2019-12-06 Azim Ahmadzadeh , Sushant S. Mahajan , Dustin J. Kempton , Rafal A. Angryk , Shihao Ji

In contrast to the literature where local patterns in 3D point clouds are captured by customized convolutional operators, in this paper we study the problem of how to effectively and efficiently project such point clouds into a 2D image…

Computer Vision and Pattern Recognition · Computer Science 2020-10-09 Yecheng Lyu , Xinming Huang , Ziming Zhang

Convolutional neural network (CNN) have proven its success for semantic segmentation, which is a core task of emerging industrial applications such as autonomous driving. However, most progress in semantic segmentation of urban scenes is…

Computer Vision and Pattern Recognition · Computer Science 2021-07-01 Jiawei Chen , Yuexiang Li , Kai Ma , Yefeng Zheng

We focus on the problem of class-agnostic instance segmentation of LiDAR point clouds. We propose an approach that combines graph-theoretic search with data-driven learning: it searches over a set of candidate segmentations and returns one…

Robotics · Computer Science 2019-12-12 Peiyun Hu , David Held , Deva Ramanan

Image segmentation plays a critical role in unlocking the mysteries of the universe, providing astronomers with a clearer perspective on celestial objects within complex astronomical images and data cubes. Manual segmentation, while…

Instrumentation and Methods for Astrophysics · Physics 2024-05-24 Duo Xu , Ye Zhu

We report the observation of a cloud system on Titan that remained localized near 40S latitude and 60W longitude for at least 34 hours. Ground-based observations obtained with the SINFONI imaging spectrograph at the Very Large Telescope…

Earth and Planetary Astrophysics · Physics 2010-03-16 Máté Ádámkovics , Jason W. Barnes , Markus Hartung , Imke de Pater

This paper presents a deep-learning based framework for addressing the problem of accurate cloud detection in remote sensing images. This framework benefits from a Fully Convolutional Neural Network (FCN), which is capable of pixel-level…

Computer Vision and Pattern Recognition · Computer Science 2018-10-16 Sorour Mohajerani , Thomas A. Krammer , Parvaneh Saeedi

Weather recognition is an essential support for many practical life applications, including traffic safety, environment, and meteorology. However, many existing related works cannot comprehensively describe weather conditions due to their…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Shengchao Chen , Ting Shu , Huan Zhao , Yuan Yan Tang

Most computer vision research focuses on datasets containing thousands of images of commonplace objects. However, many high-impact datasets, such as those in medicine and the geosciences, contain fine-grain objects that require…

Computer Vision and Pattern Recognition · Computer Science 2023-04-11 Indu Panigrahi , Ryan Manzuk , Adam Maloof , Ruth Fong

Point clouds provide a compact and efficient representation of 3D shapes. While deep neural networks have achieved impressive results on point cloud learning tasks, they require massive amounts of manually labeled data, which can be costly…

Computer Vision and Pattern Recognition · Computer Science 2020-10-20 Omid Poursaeed , Tianxing Jiang , Han Qiao , Nayun Xu , Vladimir G. Kim

We present a deep learning model with temporal memory to detect clouds in image time series acquired by the Seviri imager mounted on the Meteosat Second Generation (MSG) satellite. The model provides pixel-level cloud maps with related…

Atmospheric and Oceanic Physics · Physics 2020-12-21 Devis Tuia , Benjamin Kellenberger , Adrian Pérez-Suay , Gustau Camps-Valls

Astronomy has entered the multi-messenger data era and Machine Learning has found widespread use in a large variety of applications. The exploitation of synoptic (multi-band and multi-epoch) surveys, like LSST (Legacy Survey of Space and…

Instrumentation and Methods for Astrophysics · Physics 2021-05-12 M. Vicedomini , M. Brescia , S. Cavuoti , G. Longo , G. Riccio