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Unsupervised learning for monocular camera motion and 3D scene understanding has gained popularity over traditional methods, relying on epipolar geometry or non-linear optimization. Notably, deep learning can overcome many issues of…

Computer Vision and Pattern Recognition · Computer Science 2022-03-15 Claudio Cimarelli , Hriday Bavle , Jose Luis Sanchez-Lopez , Holger Voos

We propose an experimental scheme for performing sensitive, high-precision laser spectroscopy studies on fast exotic isotopes. By inducing a step-wise resonant ionization of the atoms travelling inside an electric field and subsequently…

Nuclear Experiment · Physics 2024-03-04 Silviu-Marian Udrescu , Diego Alejandro Torres , Ronald Fernando Garcia Ruiz

The census of planets around M dwarfs in the solar neighbourhood meets two challenges: detecting the best targets for the future characterisation of planets with ELTs, and studying the statistics of planet occurrence that are crucial to…

We develop a novel method based on machine learning principles to achieve optimal initiation of CPU-intensive computations for forward asteroseismic modeling in a multi-D parameter space. A deep neural network is trained on a precomputed…

Solar and Stellar Astrophysics · Physics 2019-08-29 Luc Hendriks , Conny Aerts

Context. Distinguishing between a signal induced by either stellar activity or a planet is currently the main challenge in radial velocity searches for low-mass exoplanets. Even when the presence of a transiting planet and hence its period…

Earth and Planetary Astrophysics · Physics 2017-05-17 A. Mortier , A. Collier Cameron

In this paper, we present a deep learning system approach to estimating luminosity, effective temperature, and surface gravity of O-type stars using the optical region of the stellar spectra. In previous work, we compare a set of machine…

Instrumentation and Methods for Astrophysics · Physics 2022-10-31 Miguel Flores R. , Luis J. Corral , Celia R. Fierro-Santillán , Silvana G. Navarro

One of the most powerful methods used to estimate sky-projected spin-orbit angles of exoplanetary systems is through a spectroscopic transit observation known as the Rossiter-McLaughlin (RM) effect. So far mostly single RM observations have…

The detection of terrestrial planets by radial velocity and photometry is hindered by the presence of stellar signals. Those are often modeled as stationary Gaussian processes, whose kernels are based on qualitative considerations, which do…

Solar and Stellar Astrophysics · Physics 2025-04-23 Nathan C. Hara , Jean-Baptiste Delisle

Despite the great promise of machine-learning algorithms to classify and predict astrophysical parameters for the vast numbers of astrophysical sources and transients observed in large-scale surveys, the peculiarities of the training data…

Instrumentation and Methods for Astrophysics · Physics 2015-05-28 Joseph W. Richards , Dan L. Starr , Henrik Brink , Adam A. Miller , Joshua S. Bloom , Nathaniel R. Butler , J. Berian James , James P. Long , John Rice

Photospheric stellar activity might be an important source of noise and confusion in the radial-velocity measurements. RV planet search surveys as well as follow-up of photometric transit surveys require a deeper understanding and…

Earth and Planetary Astrophysics · Physics 2015-03-17 I. Boisse , F. Bouchy , G. Hebrard , X. Bonfils , N. C. Santos , S. Vauclair

Autonomous underwater vehicles (AUVs) are essential for various applications, including oceanographic surveys, underwater mapping, and infrastructure inspections. Accurate and robust navigation are critical to completing these tasks. To…

Robotics · Computer Science 2025-12-16 Yair Stolero , Itzik Klein

Autonomous underwater vehicles (AUV) are commonly used in many underwater applications. Recently, the usage of multi-rotor unmanned autonomous vehicles (UAV) for marine applications is receiving more attention in the literature. Usually,…

Robotics · Computer Science 2022-08-18 Barak Or , Itzik Klein

Human Activity Recognition (HAR) using wearable inertial measurement unit (IMU) sensors can revolutionize healthcare by enabling continual health monitoring, disease prediction, and routine recognition. Despite the high accuracy of Deep…

Human-Computer Interaction · Computer Science 2025-03-17 Azhar Ali Khaked , Nobuyuki Oishi , Daniel Roggen , Paula Lago

Autonomous underwater vehicles (AUVs) are employed for marine applications and can operate in deep underwater environments beyond human reach. A standard solution for the autonomous navigation problem can be obtained by fusing the inertial…

Robotics · Computer Science 2022-12-23 Nadav Cohen , Itzik Klein

Adverse surgical outcomes are costly to patients and hospitals. Approaches to benchmark surgical care are often limited to gross measures across the entire procedure despite the performance of particular tasks being largely responsible for…

Computer Vision and Pattern Recognition · Computer Science 2018-06-04 Aneeq Zia , Andrew Hung , Irfan Essa , Anthony Jarc

Radial velocity (RV) detection of planets is hampered by astrophysical processes on the surfaces of stars that induce a stochastic signal, or "jitter", which can drown out or even mimic planetary signals. Here, we empirically and carefully…

Earth and Planetary Astrophysics · Physics 2020-04-30 Jacob K. Luhn , Jason T. Wright , Andrew W. Howard , Howard Isaacson

In recent years, dedicated extreme-precision radial velocity (EPRV) spectrographs have produced vast quantities of high-resolution, high-signal-to-noise time-series spectra for bright stars. These data contain valuable information for the…

Instrumentation and Methods for Astrophysics · Physics 2019-10-09 Megan Bedell , David W. Hogg , Daniel Foreman-Mackey , Benjamin T. Montet , Rodrigo Luger

We present a novel method for extracting moving objects from TESS data using machine learning. Our approach uses two stacked 3D U-Nets with skip connections, which we call a W-Net, to filter background and identify pixels containing moving…

Earth and Planetary Astrophysics · Physics 2026-05-13 Brian P. Powell , Jorge Martinez-Palomera , Amy Tuson , Christina Hedges , Jessie Dotson , Jordan Caraballo-Vega

The masses and radii of extrasolar planets are key observables for understanding their interior, formation and evolution. While transit photometry and Doppler spectroscopy are used to measure the radii and masses respectively of planets…

Earth and Planetary Astrophysics · Physics 2015-09-16 J. M. Almenara , R. F. Díaz , R. Mardling , S. C. C. Barros , C. Damiani , G. Bruno , X. Bonfils , M. Deleuil

As the first successful technique used to detect exoplanets orbiting distant stars, the Radial Velocity Method aims to detect a periodic Doppler shift in a star's spectrum. We introduce a new, mathematically rigorous, approach to detect…

Earth and Planetary Astrophysics · Physics 2020-05-29 Parker Holzer , Jessi Cisewski-Kehe , Debra Fischer , Lily Zhao
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