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The probability `measure' for measurements at two consecutive moments of time is non-additive. These probabilities, on the other hand, may be determined by the limit of relative frequency of measured events, which are by nature additive. We…

量子物理 · 物理学 2009-11-10 Charis Anastopoulos

The concept of conditional expectation is important in applications of probability and statistics in many areas such as reliability engineering, economy, finance, and actuarial sciences due to its property of being the best predictor of a…

统计理论 · 数学 2022-11-07 Ismihan Bayramoglu

The main result presented in this article is that probability can fundamentally be characterized as a subset of conditional expectation induced by a plausible preorder on random quantities. This is justified by the fact that probability is…

逻辑 · 数学 2024-06-14 Ladislav Mečíř

This paper presents an approach to modeling progressive event-history data when the overall objective is prediction based on time-dependent covariates. This approach does not model the hazard function directly. Instead, it models the…

统计方法学 · 统计学 2010-09-07 Song Cai , James V. Zidek , Nathaniel Newlands

While a large body of work has scrutinized the meaning of conditional sentences, considerably less attention has been paid to formal models of their pragmatic use and interpretation. Here, we take a probabilistic approach to pragmatic…

计算与语言 · 计算机科学 2022-10-14 Britta Grusdt , Daniel Lassiter , Michael Franke

Based on a recent proof of free choices in linking equations to the experiments they describe, I clarify relations among some purely mathematical entities featured in quantum mechanics (probabilities, density operators, partial traces, and…

量子物理 · 物理学 2014-09-15 John M. Myers

This paper presents some of the basic properties of conditioned observables in finite-dimensional quantum mechanics. We begin by defining the sequential product of quantum effects and use this to define the sequential product of two…

量子物理 · 物理学 2020-05-12 Stan Gudder

Sequential propositional logic deviates from ordinary propositional logic by taking into account that during the sequential evaluation of a propositional statement,atomic propositions may yield different Boolean values at repeated…

计算机科学中的逻辑 · 计算机科学 2011-06-28 J. A. Bergstra , A. Ponse

Modal automata are a classic formal model for component-based systems that comes equipped with a rich specification theory supporting abstraction, refinement and compositional reasoning. In recent years, quantitative variants of modal…

计算机科学中的逻辑 · 计算机科学 2013-06-13 Tingting Han , Christian Krause , Marta Kwiatkowska , Holger Giese

Standard probabilistic models face fundamental challenges such as data scarcity, a large hypothesis space, and poor data transparency. To address these challenges, we propose a novel probabilistic model of data-driven temporal propositional…

人工智能 · 计算机科学 2025-07-08 Hiroyuki Kido

For a linear combination of random variables, fix some confidence level and consider the quantile of the combination at this level. We are interested in the partial derivatives of the quantile with respect to the weights of the random…

概率论 · 数学 2008-12-10 Dirk Tasche

We model the dynamics of asset prices and associated derivatives by consideration of the dynamics of the conditional probability density process for the value of an asset at some specified time in the future. In the case where the price…

证券定价 · 定量金融 2011-11-14 Damir Filipović , Lane P. Hughston , Andrea Macrina

In this paper, starting from a generalized coherent (i.e. avoiding uniform loss) intervalvalued probability assessment on a finite family of conditional events, we construct conditional probabilities with quasi additive classes of…

人工智能 · 计算机科学 2012-10-19 Giuseppe Sanfilippo

We introduce a category Prob of probability spaces whose objects are all probability spaces and arrows are corresponding to measurable functions satisfying an absolutely continuous requirement. We can consider a Prob-arrow as an evolving…

概率论 · 数学 2018-10-25 Takanori Adachi , Yoshihiro Ryu

Understanding temporal and causal relations between events is a fundamental natural language understanding task. Because a cause must be before its effect in time, temporal and causal relations are closely related and one relation even…

计算与语言 · 计算机科学 2019-06-13 Qiang Ning , Zhili Feng , Hao Wu , Dan Roth

When dealing with process calculi and automata which express both nondeterministic and probabilistic behavior, it is customary to introduce the notion of scheduler to solve the nondeterminism. It has been observed that for certain…

密码学与安全 · 计算机科学 2007-06-13 Konstantinos Chatzikokolakis , Catuscia Palamidessi

We investigate a possible definition of expectation and conditional expectation for random variables with values in a local field such as the $p$-adic numbers. We define the expectation by analogy with the observation that for real-valued…

概率论 · 数学 2007-05-23 Steven N. Evans , Tye Lidman

This article continues study of the prequential framework for evaluating a probability forecaster. Testing the hypothesis that the sequence of forecasts issued by the forecaster is in agreement with the observed outcomes can be done using…

统计理论 · 数学 2009-05-12 Vladimir Vovk

In this paper we study a family of nonlinear (conditional) expectations that can be understood as a stochastic process with uncertain parameters. We develop a general framework which can be seen as a version of the martingale problem method…

概率论 · 数学 2023-08-04 David Criens

We consider a number of aspects of the problem of defining time observables in quantum theory. Time observables are interesting quantities in quantum theory because they often cannot be associated with self-adjoint operators. Their…

量子物理 · 物理学 2011-10-27 James M Yearsley