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We present a machine-learning approach for estimating galaxy cluster masses from Chandra mock images. We utilize a Convolutional Neural Network (CNN), a deep machine learning tool commonly used in image recognition tasks. The CNN is trained…

Cosmology and Nongalactic Astrophysics · Physics 2019-06-20 M. Ntampaka , J. ZuHone , D. Eisenstein , D. Nagai , A. Vikhlinin , L. Hernquist , F. Marinacci , D. Nelson , R. Pakmor , A. Pillepich , P. Torrey , M. Vogelsberger

The Cassini/Composite InfraRed Spectrometer (CIRS) instrument has been observing the middle atmosphere of Titan over almost half a Saturnian year. We used the CIRS dataset processed through the up-to-date calibration pipeline to…

Existing Earth Vision datasets are either suitable for semantic segmentation or object detection. In this work, we introduce the first benchmark dataset for instance segmentation in aerial imagery that combines instance-level object…

Computer Vision and Pattern Recognition · Computer Science 2019-08-29 Syed Waqas Zamir , Aditya Arora , Akshita Gupta , Salman Khan , Guolei Sun , Fahad Shahbaz Khan , Fan Zhu , Ling Shao , Gui-Song Xia , Xiang Bai

The visualization of 3D point cloud data is essential in fields such as autonomous navigation, environmental monitoring, and disaster response, where tasks like object recognition, structural analysis, and spatiotemporal exploration rely on…

Graphics · Computer Science 2025-10-06 Mahsa Partovi , Federico Iuricich

In a future with autonomous robots, visual and spatial perception is of utmost importance for robotic systems. Particularly for aerial robotics, there are many applications where utilizing visual perception is necessary for any real-world…

Robotics · Computer Science 2024-03-07 Erik Bauer , Barnabas Gavin Cangan , Robert K. Katzschmann

Efficient crop detection via Unmanned Aerial Vehicles is critical for scaling precision agriculture, yet it remains challenging due to the small scale of targets and environmental variability. This paper addresses the detection of rice…

Computer Vision and Pattern Recognition · Computer Science 2025-12-15 Mohammad Sadegh Gholizadeh , Amir Arsalan Rezapour , Hamidreza Shayegh , Ehsan Pazouki

Titan, with its thick, nitrogen-dominated atmosphere, has been seen from satellite and terrestrial observations to harbour methane clouds. To investigate whether atmospheric features such as clouds could also be visible from the surface of…

Earth and Planetary Astrophysics · Physics 2016-03-15 Christina L. Smith , Brittney A. Cooper , John E. Moores

Atmospheric characterization of directly imaged planets has thus far been limited to ground-based observations of young, self-luminous, Jovian planets. Near-term space- and ground- based facilities like \emph{WFIRST} and ELTs will be able…

Earth and Planetary Astrophysics · Physics 2018-09-26 Natasha E. Batalha , Adam J. R. W. Smith , Nikole K. Lewis , Mark S. Marley , Jonathan J. Fortney , Bruce Macintosh

We present a new supervised image classification method applicable to a broad class of image deformation models. The method makes use of the previously described Radon Cumulative Distribution Transform (R-CDT) for image data, whose…

Computer Vision and Pattern Recognition · Computer Science 2022-03-04 Mohammad Shifat-E-Rabbi , Xuwang Yin , Abu Hasnat Mohammad Rubaiyat , Shiying Li , Soheil Kolouri , Akram Aldroubi , Jonathan M. Nichols , Gustavo K. Rohde

Clouds frequently cover the Earth's surface and pose an omnipresent challenge to optical Earth observation methods. The vast majority of remote sensing approaches either selectively choose single cloud-free observations or employ a…

Computer Vision and Pattern Recognition · Computer Science 2018-12-04 Marc Rußwurm , Marco Körner

Point cloud is point sets defined in 3D metric space. Point cloud has become one of the most significant data format for 3D representation. Its gaining increased popularity as a result of increased availability of acquisition devices, such…

Computer Vision and Pattern Recognition · Computer Science 2020-01-20 Saifullahi Aminu Bello , Shangshu Yu , Cheng Wang

A major obstacle in instance segmentation is that existing methods often need many per-pixel labels in order to be effective. These labels require large human effort and for certain applications, such labels are not readily available. To…

Computer Vision and Pattern Recognition · Computer Science 2019-07-03 Issam H. Laradji , David Vazquez , Mark Schmidt

We present a self-supervised task on point clouds, in order to learn meaningful point-wise features that encode local structure around each point. Our self-supervised network, named MortonNet, operates directly on unstructured/unordered…

Computer Vision and Pattern Recognition · Computer Science 2019-04-02 Ali Thabet , Humam Alwassel , Bernard Ghanem

Cloud-related parameterizations remain a leading source of uncertainty in climate projections. Although machine learning holds promise for Earth system models (ESMs), many data-driven parameterizations lack interpretability, physical…

Atmospheric and Oceanic Physics · Physics 2025-11-25 Arthur Grundner , Tom Beucler , Julien Savre , Axel Lauer , Manuel Schlund , Veronika Eyring

Point cloud stands as the most widely adopted format for representing 3D shapes and scenes due to its simplicity and geometric fidelity. However, its inherent unordered and irregular nature, exacerbated by sensor noise and occlusions,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Minhas Kamal , Hiranya Garbha Kumar , Balakrishnan Prabhakaran

Context: Before JWST, telescope observations were not sensitive enough to constrain the nature of clouds in exo-atmospheres. Recent observations, however, have inferred cloud signatures as well as haze-enhanced scattering slopes motivating…

Earth and Planetary Astrophysics · Physics 2025-07-16 Quentin Changeat , Deborah Bardet , Katy Chubb , Achrene Dyrek , Billy Edwards , Kazumasa Ohno , Olivia Venot

The process of segmenting point cloud data into several homogeneous areas with points in the same region having the same attributes is known as 3D segmentation. Segmentation is challenging with point cloud data due to substantial…

Computer Vision and Pattern Recognition · Computer Science 2025-04-24 Siddiqui Muhammad Yasir , Hyunsik Ahn

The nature of scientific and technological data collection is evolving rapidly: data volumes and rates grow exponentially, with increasing complexity and information content, and there has been a transition from static data sets to data…

Instrumentation and Methods for Astrophysics · Physics 2016-01-19 S. G. Djorgovski , M. J. Graham , C. Donalek , A. A. Mahabal , A. J. Drake , M. Turmon , T. Fuchs

3D instance segmentation for laser scanning (LiDAR) point clouds remains a challenge in many remote sensing-related domains. Successful solutions typically rely on supervised deep learning and manual annotations, and consequently focus on…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Tomislav Medic , Liangliang Nan

Previous attempts at segmenting molecular line maps of molecular clouds have focused on using position-position-velocity data cubes of a single line to separate the spatial components of the cloud. In contrast, wide field spectral imaging…