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We propose a numerical method to evaluate the performance of the emerging Generalized Shiryaev--Roberts (GSR) change-point detection procedure in a "minimax-ish" multi-cyclic setup where the procedure of choice is applied repetitively…

Computation · Statistics 2013-12-19 Aleksey S. Polunchenko , Grigory Sokolov , Wenyu Du

With the rapid development of China's BeiDou Navigation Satellite System(BDS), the application of real-time precise point positioning (RTPPP) based on BDS has become an active research area in the field of Global Navigation Satellite System…

Signal Processing · Electrical Eng. & Systems 2020-11-30 Xiangchen Lu , Liang Chen , Nan Shen , Lei Wang , Zhenhang Jiao , Ruizhi Chen

Radio channels at mmWave and sub-THz frequencies for 5G and 6G communications offer large channel bandwidths (hundreds of MHz to several GHz) to achieve multi-Gbps data rates. Accurate modeling of the radio channel for these wide bandwidths…

Signal Processing · Electrical Eng. & Systems 2023-09-06 Dipankar Shakya , Hitesh Poddar , Theodore S. Rappaport

Gaussian Processes (GPs) are powerful non-parametric Bayesian models for regression of scalar fields, formulated under the assumption that measurement locations are perfectly known and the corresponding field measurements have Gaussian…

Robotics · Computer Science 2026-01-29 Muzaffar Qureshi , Tochukwu Elijah Ogri , Kyle Volle , Rushikesh Kamalapurkar

Transformer-based large language models are trained to make predictions about the next word by aggregating representations of previous tokens through their self-attention mechanism. In the field of cognitive modeling, such attention…

Computation and Language · Computer Science 2022-12-22 Byung-Doh Oh , William Schuler

Large-scale pre-trained models (PTMs) such as BERT and GPT have recently achieved great success in Natural Language Processing and Computer Vision domains. However, the development of PTMs on healthcare time-series data is lagging…

Machine Learning · Computer Science 2024-09-10 Ziyang Song , Qincheng Lu , Hao Xu , He Zhu , David L. Buckeridge , Yue Li

In 2022 China Space Station (CSS) will be equipped with atomic clocks and optical clocks with stabilities of $2 \times 10^{-16}$ and $8 \times 10^{-18}$, respectively, which provides an excellent opportunity to test gravitational redshift…

Instrumentation and Methods for Astrophysics · Physics 2022-04-27 Wenbin Shen , Pengfei Zhang , Ziyu Shen , Rui Xu , Xiao Sun , Mostafa Ashry , Abdelrahim Ruby , Wei Xu , Kuangchao Wu , Yifan Wu , An Ning , Lei Wang , Lihong Li , Chenghui Cai

This paper studies the problem of sequential Gaussian shift-in-mean hypothesis testing in a distributed multi-agent network. A sequential probability ratio test (SPRT) type algorithm in a distributed framework of the…

Optimization and Control · Mathematics 2015-09-02 Anit Kumar Sahu , Soummya Kar

Accurate blood glucose prediction can enable novel interventions for type 1 diabetes treatment, including personalized insulin and dietary adjustments. Although recent advances in transformer-based architectures have demonstrated the power…

Quantitative Methods · Quantitative Biology 2025-05-15 Meryem Altin Karagoz , Marc D. Breton , Anas El Fathi

The combination of inducing point methods with stochastic variational inference has enabled approximate Gaussian Process (GP) inference on large datasets. Unfortunately, the resulting predictive distributions often exhibit substantially…

Machine Learning · Statistics 2020-12-29 Martin Jankowiak , Geoff Pleiss , Jacob R. Gardner

The Einstein Equivalence Principle (EEP) is one of the foundations of the theory of General Relativity and several alternative theories of gravitation predict violations of the EEP. Experimental constraints on this fundamental principle of…

General Relativity and Quantum Cosmology · Physics 2015-11-19 P. Delva , A. Hees , S. Bertone , E. Richard , P. Wolf

Based on general relativity, clock comparisons enable the determination of the gravity potential relative to a stable reference. Lunar surface clocks, owing to the Moon's low-noise conditions, high orbital stability, and broad Earth…

Geophysics · Physics 2025-06-23 Mingyue Zhang , Jürgen Müller , Sergei M. Kopeikin

The generalized pseudopotential theory (GPT) is a powerful method for deriving real-space transferable interatomic potentials. Using a coarse-grained electronic structure, one can explicitly calculate the pair ion-ion and multi-ion…

Materials Science · Physics 2019-06-26 Guy C. G. Skinner , John A. Moriarty , Anthony T. Paxton

Abbreviated: We investigate the potential of detecting the gravitational wave from individual binary black hole systems using pulsar timing arrays (PTAs) and calculate the accuracy for determining the GW properties. This is done in a…

High Energy Astrophysical Phenomena · Physics 2015-05-27 K. J. Lee , N. Wex , M. Kramer , B. W. Stappers , C. G. Bassa , G. H. Janssen , R. Karuppusamy , R. Smits

The discovery and timing follow-up of millisecond pulsars (MSPs) are necessary not just for their usefulness in Pulsar Timing Arrays (PTAs) but also for investigating their own intriguing properties. In this work, we provide the findings of…

High Energy Astrophysical Phenomena · Physics 2023-11-01 Shyam S. Sharma , Jayanta Roy , Bhaswati Bhattacharyya , Lina Levin

Next location prediction is of great importance for many location-based applications and provides essential intelligence to business and governments. In existing studies, a common approach to next location prediction is to learn the…

Artificial Intelligence · Computer Science 2020-03-18 Qingjie Liu , Yixuan Zuo , Xiaohui Yu , Meng Chen

Gravitational wave astronomy relies on the use of multiple detectors, so that coincident detections may distinguish real signals from instrumental artifacts, and also so that relative timing of signals can provide the sky position of…

General Relativity and Quantum Cosmology · Physics 2015-05-28 Alexander Stroeer , Lindy Blackburn , Jordan Camp

In this work we generalize the idea of a gravitational phase transition or GPT at late times to allow for a modified gravity scenario in the early universe as well. The original GPT was shown to simultaneously relax the $H_0$ and $\sigma_8$…

Cosmology and Nongalactic Astrophysics · Physics 2022-03-14 Nima Khosravi , Marzieh Farhang

High-precision pulsar timing observations are limited in their accuracy by the jitter noise that appears in the arrival time of pulses. Therefore, it is important to systematically characterise the amplitude of the jitter noise and its…

Domain shift differences between training data for deep learning models and the deployment context can result in severe performance issues for models which fail to generalize. We study the domain shift problem under the context of remote…

Computer Vision and Pattern Recognition · Computer Science 2024-04-15 Nathan Vance , Patrick Flynn