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Related papers: VLBA Calibrator Survey 9 (VCS-9)

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Vector boson scattering (VBS) serves as a powerful channel for probing the Standard Model, particularly the electroweak symmetry breaking mechanism. Currently, studies of VBS mainly focus on $2 \to 2$ scattering. In this study, we…

High Energy Physics - Phenomenology · Physics 2025-12-09 Ran Ding , Ruobing Jiang , Tianyi Yang , Andrew Levin , Qiang Li

To be considered reliable, a model must be calibrated so that its confidence in each decision closely reflects its true outcome. In this blogpost we'll take a look at the most commonly used definition for calibration and then dive into a…

Methodology · Statistics 2025-09-16 Maja Pavlovic

Extracting polarimetric information from very long baseline interferometry (VLBI) data is demanding but vital for understanding the synchrotron radiation process and the magnetic fields of celestial objects, such as active galactic nuclei…

Instrumentation and Methods for Astrophysics · Physics 2025-11-21 Jong-Seo Kim , Jakob Roth , Jongho Park , Jack D. Livingston , Philipp Arras , Torsten A. Enßlin , Michael Janssen , J. Anton Zensus , Andrei P. Lobanov

In order to reach the required performance of Stage-III and IV weak lensing surveys, cosmic shear measurements have to rely on external simulations to calibrate residual biases. Over the years, several techniques have been developed to…

Cosmology and Nongalactic Astrophysics · Physics 2025-12-11 G. Congedo , A. N. Taylor

In a previous publication (Richichi & Percheron 2005) we described a program of observations of candidate calibrator stars at the ESO Very Large Telescope Interferometer (VLTI), and presented the main results from a statistical point of…

Instrumentation and Methods for Astrophysics · Physics 2016-11-23 A. Richichi , I. Percheron , J. Davis

Context: This is the first of a series of papers presenting VLBI observations of the 293 Caltech-Jodrell Bank Flat-Spectrum (hereafter CJF) sources and their analysis. Aims: One of the major goals of the CJF is to make a statistical study…

This paper presents the analytical design of a new wide tuning range and low-noise millimeter-wave voltage control oscillators (VCO) for 5G technology. The small signal model analysis and phase noise of the VCOs will be presented to…

Signal Processing · Electrical Eng. & Systems 2025-11-13 Minh Xuan Bui , Nguyen Thien Dat , Van Hong Lam , Tran Le Anh Quan , Pham Hung Anh , Mai Dong Xuan , Ke Wang

The C-Band All-Sky Survey (C-BASS) is an experiment to image the whole sky in intensity and polarization at 5 GHz. The primary aim of C-BASS is to provide low-frequency all-sky maps of the Galactic emission which will enable accurate…

Cosmology and Nongalactic Astrophysics · Physics 2018-05-16 Angela C. Taylor

Verification bias is a well-known problem that may occur in the evaluation of predictive ability of diagnostic tests. When a binary disease status is considered, various solutions can be found in the literature to correct inference based on…

Methodology · Statistics 2023-04-10 Khanh To Duc , Monica Chiogna , Gianfranco Adimari

Recent multimodal large language models (MLLMs) have shown promising performance on video quality assessment (VQA) tasks. However, adapting them to new scenarios remains expensive due to large-scale retraining and costly mean opinion score…

Computer Vision and Pattern Recognition · Computer Science 2026-04-15 Xinyue Li , Shubo Xu , Zhichao Zhang , Zhaolin Cai , Yitong Chen , Guangtao Zhai

We report the development of a semi-automatic pipeline for the calibration of 86 GHz full-polarization observations performed with the Global Millimeter-VLBI array (GMVA) and describe the calibration strategy followed in the data reduction.…

Instrumentation and Methods for Astrophysics · Physics 2015-06-04 I. Marti-Vidal , T. P. Krichbaum , A. Marscher , W. Alef , A. Bertarini , U. Bach , F. K. Schinzel , H. Rottmann , J. M. Anderson , J. A. Zensus , M. Bremer , S. Sanchez , M. Lindqvist , A. Mujunen

This report describes the present status of the detector design for SuperB. It is one of four separate progress reports that, taken collectively, describe progress made on the SuperB Project since the publication of the SuperB Conceptual…

Instrumentation and Detectors · Physics 2010-07-27 SuperB Collaboration , E. Grauges et al. , Francesco Forti , Blair N. Ratcliff , David Aston

We present a catalogue of positions and correlated flux densities of 410 flat-spectrum, compact extragalactic radio sources, previously detected in the AT20G survey. The catalogue spans the declination range -90deg, -40deg and was…

Cosmology and Nongalactic Astrophysics · Physics 2011-06-24 Leonid Petrov , Chris Phillips , Alessandra Bertarini , Tara Murphy , Elaine M. Sadler

Vision-language models (VLMs) excel in various multimodal tasks but frequently suffer from poor calibration, resulting in misalignment between their verbalized confidence and response correctness. This miscalibration undermines user trust,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-22 Yunpu Zhao , Rui Zhang , Junbin Xiao , Ruibo Hou , Jiaming Guo , Zihao Zhang , Yifan Hao , Yunji Chen

Vector boson scattering (VBS) plays a central role in the search for new physics at collider experiments such as ATLAS and CMS at the LHC. Usually predictions for this kind of process are obtained using mainly perturbative approaches in…

High Energy Physics - Lattice · Physics 2022-11-14 Bernd Riederer , Axel Maas

Radio observations using the Very Long Baseline Interferometry (VLBI) technique typically have fields of view of only a few arcseconds, due to the computational problems inherent in imaging larger fields. Furthermore, sensitivity…

Instrumentation and Methods for Astrophysics · Physics 2012-07-06 E. Middelberg , A. T. Deller , W. F. Brisken , J. S. Morgan , R. P. Norris

Linear Collider Alignment and Survey (LiCAS) R&D group is proposing a novel automated metrology instrument dedicated to align and monitor the mechanical stability of a future linear high energy e+e- collider. LiCAS uses Laser Straightness…

Instrumentation and Detectors · Physics 2009-02-16 G. Grzelak , A. Reichold , J. Dale , M. Dawson , J. Green , Y. Han , M. Jones , G. Moss , B. Ottewell , R. Wastie , D. Kämptner , J. Prenting , M. Schlösser

Uncertainty quantification is essential for assessing the reliability and trustworthiness of modern AI systems. Among existing approaches, verbalized uncertainty, where models express their confidence through natural language, has emerged…

Computer Vision and Pattern Recognition · Computer Science 2025-05-27 Weihao Xuan , Qingcheng Zeng , Heli Qi , Junjue Wang , Naoto Yokoya

Quantifying the uncertainty of predictions made by large language models (LLMs) in binary text classification tasks remains a challenge. Calibration, in the context of LLMs, refers to the alignment between the model's predicted…

Computation and Language · Computer Science 2024-07-02 Patrizio Giovannotti , Alexander Gammerman

We present the catalog of the KVN Calibrator Survey (KVNCS). This first part of the KVNCS is a single dish radio survey conducted at 22 (K band) and 43 GHz (Q band) simultaneously using the Korean VLBI Network (KVN) from 2009 to 2011. A…

Astrophysics of Galaxies · Physics 2017-03-08 Jeong Ae Lee , Bong Won Sohn , Taehyun Jung , Do-Young Byun , Jee Won Lee