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Testing for dependence has been a well-established component of spatial statistical analyses for decades. In particular, several popular test statistics have desirable properties for testing for the presence of spatial autocorrelation in…

应用统计 · 统计学 2020-02-25 Youjin Lee , Elizabeth L. Ogburn

Survival Analysis and Reliability Theory are concerned with the analysis of time-to-event data, in which observations correspond to waiting times until an event of interest such as death from a particular disease or failure of a component…

机器学习 · 统计学 2020-08-28 Tamara Fernandez , Nicolas Rivera , Wenkai Xu , Arthur Gretton

We calculate meson correlators in the epsilon-regime within partially quenched chiral perturbation theory. The valence quark masses and sea quark masses can be chosen arbitrary and all non-degenerate. Taking some of the sea quark masses to…

高能物理 - 格点 · 物理学 2008-11-26 Poul H. Damgaard , Hidenori Fukaya

Assuming string theorists will not soon provide a compelling case for the primary theory underlying particle physics, the field will proceed as it has historically: with data stimulating and testing ideas. Ideally the soft supersymmetry…

高能物理 - 唯象学 · 物理学 2009-11-10 Pierre Binetruy , G. L. Kane , Brent D. Nelson , Lian-Tao Wang , Ting T. Wang , ;

The premise that consciousness has a quantum mechanical basis or correlate implies that its workings have a nonlocal component. To check whether consciousness as an entity leaves a physical trace, we propose that laboratory searches for…

量子物理 · 物理学 2014-03-28 Menas Kafatos , Subhash Kak

We suggest and demonstrate experimentally a strategy to obtain relevant information about a composite system by only performing measurements on a small and easily accessible part of it, which we call quantum probe. We show in particular how…

量子物理 · 物理学 2013-07-15 Andrea Smirne , Simone Cialdi , Giorgio Anelli , Matteo G. A. Paris , Bassano Vacchini

Drawing causal inferences from observational studies (OS) requires unverifiable validity assumptions; however, one can falsify those assumptions by benchmarking the OS with experimental data from a randomized controlled trial (RCT). A major…

We introduce the basic techniques used for the analysis of three dimensional and two dimensional galaxy samples. We report the correlation analysis of various redshift surveys which shows that the available data are consistent with each…

天体物理学 · 物理学 2007-05-23 L. Pietronero , F. Sylos Labini , M. Montuori

We present a new programme for placing constraints on radial inhomogeneity in a dark-energy dominated universe. We introduce a new measure to quantify violations of the Copernican principle. Any violation of this principle would interfere…

宇宙学与河外天体物理 · 物理学 2014-02-11 Wessel Valkenburg , Valerio Marra , Chris Clarkson

A pair of variables that tend to rise and fall either together or in opposition are said to be monotonically associated. For certain phenomena, this tendency is causally restricted to a subpopulation, as, for example, an allergic reaction…

应用统计 · 统计学 2015-09-03 Srinath Sampath , Adriano Caloiaro , Wayne Johnson , Joseph S. Verducci

We suggest measuring the one-particle density matrix of a trapped ultracold atomic cloud by scattering fast atoms in a pure momentum state off the cloud. The lowest-order probability for the process, resulting in a pair of outcoming fast…

软凝聚态物质 · 物理学 2007-05-23 A. B. Kuklov , B. V. Svistunov

We study ratio metrics in A/B testing at the presence of correlation among observations coming from the same user and provides practical guidance especially when two metrics contradict each other. We propose new estimating methods to…

应用统计 · 统计学 2020-07-24 Keyu Nie , Yinfei Kong , Ted Tao Yuan , Pauline Berry Burke

Quantum networks play a major role in long-distance communication, quantum cryptography, clock synchronization, and distributed quantum computing. Generally, these protocols involve many independent sources sharing entanglement among…

量子物理 · 物理学 2020-09-16 Johan Åberg , Ranieri Nery , Cristhiano Duarte , Rafael Chaves

Several recent studies show that bright, intermediate and high redshift optically and radio selected QSOs are positively correlated with nearby galaxies on a range of angular scales up to a degree. Obscuration by unevenly distributed…

天体物理学 · 物理学 2009-10-31 Liliya L. R. Williams

The NN scattering problem is usually analyzed in terms of partial waves and the corresponding coupled channel phase-shifts and mixing angles, but the available experiments induce correlations amongst the corresponding channels with…

核理论 · 物理学 2021-10-25 Adolfo Guevara , Rodrigo Navarro Pérez , Enrique Ruiz Arriola

The estimation of the correlation between time series is often hampered by the asynchronicity of the signals. Cumulating data within a time window suppresses this source of noise but weakens the statistics. We present a method to estimate…

数据分析、统计与概率 · 物理学 2009-02-18 Bence Toth , Janos Kertesz

In this work, the normalized time auto-correlation function of the electric field of the light $g^{(1)}(\tau)$ that is scattered by the two kinds of particles in dispersion is investigated. The results show that the logarithm of…

化学物理 · 物理学 2007-05-23 Yong Sun

In a sparse high-dimensional elliptical model we consider a hard threshold estimator for the correlation matrix based on Kendall's tau with threshold level $\alpha(\frac{\log p}{n})^{1/2}$. Parameters $\alpha$ are identified such that the…

统计理论 · 数学 2015-08-27 Kamil Jurczak

We present some results and remarks based on a combinatorial approach of the evaluation of the nuclear level density. First, we show that it is possible to extract some reliable information from the output of the program whose rough data…

核理论 · 物理学 2007-05-23 Bernard PICHON CNRS

Causal inference necessarily relies upon untestable assumptions; hence, it is crucial to assess the robustness of obtained results to violations of identification assumptions. However, such sensitivity analysis is only occasionally…

统计方法学 · 统计学 2025-05-19 Tobias Freidling , Qingyuan Zhao