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Consistent experiment data are crucial to adjust parameters of physics models and to determine best estimates of observables. However, often experiment data are not consistent due to unrecognized systematic errors. Standard methods of…

核理论 · 物理学 2018-03-05 Georg Schnabel

The article concerns hybrid combinations of empirical and parametric likelihood functions. Combining the two allows classical parametric likelihood to be crucially modified via the nonparametric counterpart, making possible model…

统计理论 · 数学 2024-09-25 Ingrid Dæhlen , Nils Lid Hjort

The likelihood function represents statistical evidence in the context of data and a probability model. Considerable theory has demonstrated that evidence strength for different parameter values can be interpreted from the ratio of…

应用统计 · 统计学 2016-11-17 Zeynep Baskurt , Lisa Strug

Mechanistic dynamic models of biochemical networks such as Ordinary Differential Equations (ODEs) contain unknown parameters like the reaction rate constants and the initial concentrations of the compounds. The large number of parameters as…

数据分析、统计与概率 · 物理学 2017-08-14 Clemens Kreutz , Andreas Raue , Jens Timmer

Reliable uncertainty quantification (UQ) in machine learning (ML) regression tasks is becoming the focus of many studies in materials and chemical science. It is now well understood that average calibration is insufficient, and most studies…

机器学习 · 统计学 2024-01-25 Pascal Pernot

Probabilistic classifiers output a probability distribution on target classes rather than just a class prediction. Besides providing a clear separation of prediction and decision making, the main advantage of probabilistic models is their…

机器学习 · 计算机科学 2019-02-20 Juozas Vaicenavicius , David Widmann , Carl Andersson , Fredrik Lindsten , Jacob Roll , Thomas B. Schön

When studying convergence of measures, an important issue is the choice of probability metric. In this review, we provide a summary and some new results concerning bounds among ten important probability metrics/distances that are used by…

概率论 · 数学 2007-05-23 Alison L. Gibbs , Francis Edward Su

Statistical models that include random effects are commonly used to analyze longitudinal and correlated data, often with strong and parametric assumptions about the random effects distribution. There is marked disagreement in the literature…

统计方法学 · 统计学 2012-01-11 Charles E. McCulloch , John M. Neuhaus

A review of various definitions of "compatibility" expressed in terms of ordinary probability, and a discussion of the occurrence of incompatibility (and the related phenomenon of interference) in non-quantal probabilistic systems.

量子物理 · 物理学 2007-05-23 K. A. Kirkpatrick

I consider the uncertainties in parton distributions and the consequences for hadronic cross-sections. There is ever-increasing sophistication in the relationship between the uncertainties of the distributions and the errors on the…

高能物理 - 唯象学 · 物理学 2007-11-20 R. S. Thorne

Often, one would like to determine some observable A, but can only measure some (hopefully related) observable M. This can arise, for example, in quantum eavesdropping, or when the research lab budget isn't large enough for that 100%…

量子物理 · 物理学 2007-05-23 Michael J. W. Hall

The likelihood function of a finite mixture model is a non-convex function with multiple local maxima and commonly used iterative algorithms such as EM will converge to different solutions depending on initial conditions. In this paper we…

机器学习 · 计算机科学 2016-08-19 Elad Mezuman , Yair Weiss

Entropic uncertainty relations, based on sums of entropies of probability distributions arising from different measurements on a given pure state, can be seen as a generalization of the Heisenberg uncertainty relation that is in many cases…

量子物理 · 物理学 2007-05-23 Adam Azarchs

We present a new criterion for the goodness of global fits. It involves an exploration of the variation of \chi^2 for subsets of data.

高能物理 - 唯象学 · 物理学 2015-06-25 John Collins , Jon Pumplin

We make two contributions to the problem of estimating the $L_1$ calibration error of a binary classifier from a finite dataset. First, we provide an upper bound for any classifier where the calibration function has bounded variation.…

An agent often has a number of hypotheses, and must choose among them based on observations, or outcomes of experiments. Each of these observations can be viewed as providing evidence for or against various hypotheses. All the attempts to…

人工智能 · 计算机科学 2007-05-23 Joseph Y. Halpern , Riccardo Pucella

A probabilistic model is said to be calibrated if its predicted probabilities match the corresponding empirical frequencies. Calibration is important for uncertainty quantification and decision making in safety-critical applications. While…

机器学习 · 计算机科学 2020-07-01 Anusri Pampari , Stefano Ermon

There have been controversies among statisticians on (i) what to model and (ii) how to make inferences from models with unobservables. One such controversy concerns the difference between estimation methods for the marginal means not…

统计方法学 · 统计学 2010-10-07 Youngjo Lee , John A. Nelder

Due to lack of scientific understanding, some mechanisms may be missing in mathematical modeling of complex phenomena in science and engineering. These mathematical models thus contain some uncertainties such as uncertain parameters. One…

概率论 · 数学 2012-04-05 Jinqiao Duan , Ting Gao , Guowei He

Incompatibility of certain measurements -- impossibility of obtaining deterministic outcomes simultaneously -- is a well known property of quantum mechanics. This feature can be utilized in many contexts, ranging from Bell inequalities to…

量子物理 · 物理学 2018-03-14 Martin Plesch , Matej Pivoluska