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Related papers: Current and Future Developments in Deep, Wide--fie…

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Much of the science case for the next generation of deep, wide-field optical/infrared surveys has been driven by the further study of dark energy. This is a laudable goal (and the subject of a companion white paper by Zhan et al.). However,…

The history of VLBI is summarized with emphasis on the technical aspects. A summary of VLBI systems which are in use is given, and an outlook to the future of VLBI instrumentation.

Astrophysics · Physics 2007-05-23 W. Alef

In recent years, vision-centric Bird's Eye View (BEV) perception has garnered significant interest from both industry and academia due to its inherent advantages, such as providing an intuitive representation of the world and being…

Computer Vision and Pattern Recognition · Computer Science 2023-06-08 Yuexin Ma , Tai Wang , Xuyang Bai , Huitong Yang , Yuenan Hou , Yaming Wang , Yu Qiao , Ruigang Yang , Dinesh Manocha , Xinge Zhu

High-resolution imaging of supermassive black holes is now possible, with new applications to testing general relativity and horizon-scale accretion and relativistic jet formation processes. Over the coming decade, the EHT will propose to…

Deep Learning and its applications have cascaded impactful research and development with a diverse range of modalities present in the real-world data. More recently, this has enhanced research interests in the intersection of the Vision and…

Computer Vision and Pattern Recognition · Computer Science 2020-12-23 Shagun Uppal , Sarthak Bhagat , Devamanyu Hazarika , Navonil Majumdar , Soujanya Poria , Roger Zimmermann , Amir Zadeh

Next-generation continuum surveys will be strongly constrained by dynamic range and confusion. For example, the ASKAP-EMU (Evolutionary Map of the Universe) project will map 75% of the sky at 20cm to a sensitivity of 10 microJy - some 45…

Cosmology and Nongalactic Astrophysics · Physics 2014-11-20 Ray P. Norris , the EMU team

To continue the unparalleled success of the Very Large Array (VLA) for radio astronomy, the facility is currently being converted to become the 'Expanded VLA' (EVLA). The EVLA will radically improve the VLA in order to cover the full…

Astrophysics · Physics 2009-11-13 Juergen Ott , Rick Perley , Michael Rupen , the EVLA team

There are at least four well known Very Long Baseline Interferometer (VLBI) networks that provide open access to astronomers around the world. These include the EVN, VLBA, CMVA and APT/LBA. In this paper I have chosen to focus on a sub-set…

Astrophysics · Physics 2007-05-23 M. A. Garrett

In this paper, I present the likely technological development of VLBI, and its impact on the astronomical community over the next 1-5 years. VLBI is currently poised to take advantage of the rapid development in commercial off-the-shelf…

Astrophysics · Physics 2007-05-23 M. A. Garrett

The past decade has seen significant advances in wide-field cm-wave very long baseline interferometry (VLBI), which is timely given the wide-area, synoptic survey-driven strategy of major facilities across the electromagnetic spectrum.…

Since 2006, deep learning (DL) has become a rapidly growing research direction, redefining state-of-the-art performances in a wide range of areas such as object recognition, image segmentation, speech recognition and machine translation. In…

Machine Learning · Computer Science 2016-12-23 Rui Zhao , Ruqiang Yan , Zhenghua Chen , Kezhi Mao , Peng Wang , Robert X. Gao

Audio-visual learning, aimed at exploiting the relationship between audio and visual modalities, has drawn considerable attention since deep learning started to be used successfully. Researchers tend to leverage these two modalities either…

Computer Vision and Pattern Recognition · Computer Science 2020-01-15 Hao Zhu , Mandi Luo , Rui Wang , Aihua Zheng , Ran He

This survey presents a review of state-of-the-art deep neural network architectures, algorithms, and systems in vision and speech applications. Recent advances in deep artificial neural network algorithms and architectures have spurred…

Computer Vision and Pattern Recognition · Computer Science 2019-12-03 Mahbubul Alam , Manar D. Samad , Lasitha Vidyaratne , Alexander Glandon , Khan M. Iftekharuddin

A review is given on the current status and selected results from large VLBI surveys of compact extragalactic radio sources made between 13 cm and 3 mm wavelengths and covering the entire sky. More than 4200 objects are observed and imaged…

Astrophysics · Physics 2009-07-22 Y. Y. Kovalev

The recent development of a relatively inexpensive 16-Gbps data-recording system based on commercial off-the-shelf technology and open-source software, along with parallel development in broadband Very Long Baseline Interferometry (VLBI)…

I address the need for deep blazar surveys by showing that our current understanding of blazars is based on a relatively small number of intrinsically luminous sources. I then review the on-going deeper surveys, addressing in particular…

Astrophysics · Physics 2007-05-23 Paolo Padovani

Visual recognition is currently one of the most important and active research areas in computer vision, pattern recognition, and even the general field of artificial intelligence. It has great fundamental importance and strong industrial…

Computer Vision and Pattern Recognition · Computer Science 2022-08-24 Yang Wu , Dingheng Wang , Xiaotong Lu , Fan Yang , Guoqi Li , Weisheng Dong , Jianbo Shi

I review the development of UV and EUV astronomy, covering the spectral range from 5 to 300 nm, with emphasis on sky surveys for discrete sources. I discuss studies which resulted in lists of sources observed by imaging. The missions are…

Astrophysics · Physics 2008-02-03 Noah Brosch

The Very Large Array is undergoing a major upgrade that will attain an order of magnitude improvement in continuum sensitivity across 1 to 50 GHz with instantaneous bandwidths up to 8 GHz in both polarizations. The new WIDAR correlator…

Instrumentation and Methods for Astrophysics · Physics 2010-11-04 Sean M. Dougherty , Rick Perley

Very Long Baseline Interferometry, or VLBI, is the observing technique yielding the highest-resolution images today. Whilst a traditionally large fraction of VLBI observations is concentrating on Active Galactic Nuclei, the number of…

Astrophysics · Physics 2009-06-23 Enno Middelberg , Uwe Bach