English
Related papers

Related papers: Radio Astronomy Data Model for Single-Dish Multipl…

200 papers

We present the results of the pilot observations of the Deep Extragalactic VLBI-Optical Survey (DEVOS). Our ultimate aim is to collect information on compact structures in a large sample of extragalactic radio sources (~10000 objects) up to…

Astrophysics · Physics 2009-11-13 L. Mosoni , S. Frey , L. I. Gurvits , M. A. Garrett , S. T. Garrington , Z. I. Tsvetanov

Segmentation of multiple organs-at-risk (OARs) is essential for radiation therapy treatment planning and other clinical applications. We developed an Automated deep Learning-based Abdominal Multi-Organ segmentation (ALAMO) framework based…

Image and Video Processing · Electrical Eng. & Systems 2020-08-25 Yuhua Chen , Dan Ruan , Jiayu Xiao , Lixia Wang , Bin Sun , Rola Saouaf , Wensha Yang , Debiao Li , Zhaoyang Fan

VANDELS is an ESO Public Spectroscopic Survey designed to build a sample of high signal to noise, medium resolution spectra of galaxies at redshift between 1 and 6.5. Here we present the final Public Data Release of the VANDELS Survey,…

Building vehicles capable of operating without human supervision requires the determination of the agent's pose. Visual Odometry (VO) algorithms estimate the egomotion using only visual changes from the input images. The most recent VO…

Robotics · Computer Science 2021-07-08 Iury Cleveston , Esther L. Colombini

We developed the SMA eXchange (SMA-X) as a real-time data sharing solution, built atop a central Redis database. SMA-X is a storage convention, facilitated by a set of server-side Lua scripts (or Redis functions) which enable efficient…

Instrumentation and Methods for Astrophysics · Physics 2025-01-29 Attila Kovács , Paul K. Grimes , Christopher Moriarty , Robert Wilson

Flexible-antenna systems, which use a small number of radio frequency (RF) chains to dynamically access a large set of candidate antenna locations, have emerged as a hardware-efficient architecture for 6G networks. Acquiring accurate…

Signal Processing · Electrical Eng. & Systems 2026-05-01 Ruoxiao Cao , Wentao Yu , Zixin Wang , Shenghui Song , Jun Zhang , Yi Gong , Khaled B. Letaief

The advent of large instantaneous bandwidth receivers and high spectral resolution spectrometers on (sub-)millimeter telescopes has opened up the possibilities for unbiased spectral surveys. Because of the large amount of data they contain,…

Instrumentation and Methods for Astrophysics · Physics 2015-05-20 S. Maret , P. Hily-Blant , J. Pety , S. Bardeau , E. Reynier

In this paper, we present a multi-camera visual odometry (VO) system for an autonomous vehicle. Our system mainly consists of a virtual LiDAR and a pose tracker. We use a perspective transformation method to synthesize a surround-view image…

Computer Vision and Pattern Recognition · Computer Science 2019-10-01 Zhenzhen Xiang , Jingrui Yu , Jie Li , Jianbo Su

There has been an unprecedented and continuing growth in the volume, quality, and complexity of astronomical data sets over the past few years, mainly through large digital sky surveys. Virtual Observatory (VO) concept represents a…

Astrophysics · Physics 2007-05-23 S. G. Djorgovski , R. Brunner , A. Mahabal , R. Williams , R. Granat , P. Stolorz

Purpose: Automated ultrasound image analysis is challenging due to anatomical complexity and limited annotated data. To tackle this, we take a data-centric approach, assembling the largest public ultrasound segmentation dataset and training…

Image and Video Processing · Electrical Eng. & Systems 2025-11-13 Adrien Meyer , Aditya Murali , Farahdiba Zarin , Didier Mutter , Nicolas Padoy

The NASA Astrophysics Data System in conjunction with the Wolbach Library at the Harvard-Smithsonian Center for Astrophysics is working on a project to microfilm historical observatory publications. The microfilm is then scanned for…

From observations with the 6-m BTA telescope at SAO RAS, we have determined spectroscopic redshifts of seven optical objects whose coordinates coincide with those of radio sources from the list of IVS (International VLBI Service for Geodesy…

Cosmology and Nongalactic Astrophysics · Physics 2011-04-07 Kirill Maslennikov , Alexandra Boldycheva , Zinovy Malkin , Oleg Titov

Data analysis in space sciences has been performed exclusively visually for years, despite the fact that the largest amount of data belongs to non-visible portions of the electromagnetic spectrum. This, on the one hand, limits the study of…

Instrumentation and Methods for Astrophysics · Physics 2023-05-10 Johanna Casado , Beatriz García

The International Virtual Observatory Alliance (IVOA) developed numerous interoperability standards during the last several years. Most of them are quite simple to implement from the technical point of view and even contain "SIMPLE" in the…

Instrumentation and Methods for Astrophysics · Physics 2011-12-23 Igor Chilingarian , Francois Bonnarel , Mireille Louys , Pierre Le Sidaner

The Virtual Observatory is now mature enough to produce cutting-edge science results. The exploitation of astronomical data beyond classical identification limits with interoperable tools for statistical identification of sources has become…

Astrophysics · Physics 2007-05-23 P. Padovani

This paper proposes a new multiple access technique based on the millimeter wave lens-based reconfigurable antenna systems. In particular, to support a large number of groups of users with different angles of departures (AoDs), we integrate…

Information Theory · Computer Science 2019-03-29 Mojtaba Ahmadi Almasi , Roohollah Amiri , Mojtaba Vaezi , Hani Mehrpouyan

Foundation models characterized by extensive parameters and trained on large-scale datasets have demonstrated remarkable efficacy across various downstream tasks for remote sensing data. Current remote sensing foundation models typically…

Computer Vision and Pattern Recognition · Computer Science 2024-05-29 Zhitong Xiong , Yi Wang , Fahong Zhang , Xiao Xiang Zhu

Monocular omnidirectional visual odometry (OVO) systems leverage 360-degree cameras to overcome field-of-view limitations of perspective VO systems. However, existing methods, reliant on handcrafted features or photometric objectives, often…

Computer Vision and Pattern Recognition · Computer Science 2026-01-12 Xiaopeng Guo , Yinzhe Xu , Huajian Huang , Sai-Kit Yeung

The Variable Star One-shot Project (VSOP) aimed at providing to the world-wide stellar community the necessary one-shot spectrum of unstudied variable stars, too often classified as such by an analysis of photometric data only. The VSOP has…

Rydberg atomic quantum receivers have been seen as novel radio frequency measurements and the high sensitivity to a large range of frequencies makes it attractive for communications reception. However, current implementations of Rydberg…

Signal Processing · Electrical Eng. & Systems 2025-11-21 Hao Wu , Shanchi Wu , Xinyuan Yao , Rui Ni , Chen Gong