Results 61 to 70 of about 2,566,706 (187)

Empirical Study on Fluctuation Theorem for Volatility Cascade Processes in Stock Markets

open access: yesEntropy
This study investigates the properties of financial markets that arise from the multi-scale structure of volatility, particularly intermittency, by employing robust theoretical tools from nonequilibrium thermodynamics.
Jun-ichi Maskawa
doaj   +1 more source

Methods and procedures of transdisciplinary knowledge integration: empirical insights from four thematic synthesis processes

open access: yesEcology and Society, 2017
What methods and procedures support transdisciplinary knowledge integration? We address this question by exploring knowledge integration within four thematic synthesis processes of the Swiss National Research Programme 61 Sustainable Water Management ...
Sabine Hoffmann   +2 more
doaj   +1 more source

An empirical taxonomy of IS decision-making processes [PDF]

open access: yes
Decisions to invest in information systems (IS) are made by many organisations on a very regular basis. Such decisions can vary from quickly identifying the problem, screening options and choosing a solution in a very straightforward way, to very ...
Boonstra, Albert
core   +1 more source

Measurability Problems for Empirical Processes

open access: yesThe Annals of Probability, 1987
Let \(X: T\times \Omega \to {\mathbb{R}}^ n\) be a uniformly bounded stochastic process, defined on a complete probability space (\(\Omega\),\(\Sigma\),P) with abstract index set T. The author introduces the notion of a consistent lifting \(\rho\) of \(L^{\infty}(\Omega)\) in such a way that in general the process \(\rho\) X has much better ...
openaire   +2 more sources

Divergence Measures Estimation and Its Asymptotic Normality Theory Using Wavelets Empirical Processes III

open access: yesJournal of Statistical Theory and Applications (JSTA)
In the two previous papers of this series, the main results on the asymptotic behaviors of empirical divergence measures based on wavelets theory have been established and particularized for important families of divergence measures like Rényi and ...
Amadou Diadié Bâ   +2 more
doaj   +1 more source

An Empirical Study for the Estimation of Autoregressive Hilbertian Processes by Wavelet Packet Method

open access: yesNonlinear Analysis, 2007
In this paper wavelet packet bases are used for an estimation of the autoregressive Hilbertian processes operator. We assume that integral operator kernel can have some singular structures and estimate them by projecting functional processes on suitable ...
A. Laukaitis
doaj   +1 more source

Les deux formes de la thèse de Church-Turing et l’épistémologie du calcul

open access: yesPhilosophia Scientiæ, 2012
Church-Turing’s thesis states that every computable function is computable by a Turing machine. By distinguishing, like many authors in the recent literature, between an algorithmic form of Church-Turing’s thesis on the functions computable by an ...
Maël Pégny
doaj   +1 more source

Empirical Discrepancies and Subadditive Processes

open access: yesThe Annals of Probability, 1978
If $X_i, i = 1,2,\cdots$ are independent and identically distributed vector valued random variables with distribution $F$, and $S$ is a class of subsets of $R^d$, then necessary and sufficient conditions are given for the almost sure convergence of $(1/n)D_n^s = \sup_{A\in S} |(1/n) \sum 1_A(X_i) - F(A)|$ to zero.
openaire   +4 more sources

Enhancing Collaborative Ideation in Organizations

open access: yesFrontiers in Psychology, 2018
Extensive research and theory has focused on organizational innovation and the organizational factors that influence that innovation. Research on teams has highlighted a similar set of factors as important for team innovation.
Paul B. Paulus   +2 more
doaj   +1 more source

Empirical relations for cavitation and liquid impingement erosion processes [PDF]

open access: yes
A unified power-law relationship between average erosion rate and cumulative erosion is presented. Extensive data analyses from venturi, magnetostriction (stationary and oscillating specimens), liquid drop, and jet impact devices appear to conform to ...
Buckley, D. H., Rao, P. V.
core   +1 more source

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