Results 41 to 50 of about 9,392,573 (389)

Executive Functions in Tobacco Dependence: Importance of Inhibitory Capacities. [PDF]

open access: yesPLoS ONE, 2016
BACKGROUND:Executive functions are linked to tobacco dependence and craving. In this cross-sectional study, we assessed the impact of three executive functions: updating, inhibition and shifting processes on tobacco craving and dependence.
Valentin Flaudias   +9 more
doaj   +1 more source

A Copula Entropy Approach to Dependence Measurement for Multiple Degradation Processes

open access: yesEntropy, 2019
Degradation analysis has been widely used in reliability modeling problems of complex systems. A system with complex structure and various functions may have multiple degradation features, and any of them may be a cause of product failure.
Fuqiang Sun   +3 more
doaj   +1 more source

Testing Nonlinearity with Rényi and Tsallis Mutual Information with an Application in the EKC Hypothesis

open access: yesEntropy, 2022
The nature of dependence between random variables has always been the subject of many statistical problems for over a century. Yet today, there is a great deal of research on this topic, especially focusing on the analysis of nonlinearity. Shannon mutual
Elif Tuna   +4 more
doaj   +1 more source

Factor analysis of treatment outcomes from a UK specialist addiction service:relationship between the Leeds Dependence Questionnaire, Social Satisfaction Questionnaire and 10-item Clinical Outcomes in Routine Evaluation [PDF]

open access: yes, 2014
To examine the relationship between three outcome measures used by a specialist addiction service (UK): the Leeds Dependence Questionnaire (LDQ), the Social Satisfaction Questionnaire (SSQ) and the 10-item Clinical Outcomes in Routine Evaluation (CORE-10)
Fairhurst, Caroline   +11 more
core   +1 more source

Introducing localgauss, an R Package for Estimating and Visualizing Local Gaussian Correlation

open access: yesJournal of Statistical Software, 2014
Quantifying non-linear dependence structures between two random variables is a challenging task. There exist several bona-fide dependence measures able to capture the strength of the non-linear association, but they typically give little information ...
Geir Drage Berentsen   +2 more
doaj   +1 more source

Assessing numerical dependence in gene expression summaries with the jackknife expression difference. [PDF]

open access: yesPLoS ONE, 2012
Statistical methods to test for differential expression traditionally assume that each gene's expression summaries are independent across arrays. When certain preprocessing methods are used to obtain those summaries, this assumption is not necessarily ...
John R Stevens, Gabriel Nicholas
doaj   +1 more source

Do Resource-Rich Provinces Perform Lower Democratization Progress? Estimating Oil Impact on Democracy Indicators in Indonesia

open access: yesJurnal Ekonomi & Studi Pembangunan, 2021
This study examined whether oil dependence affected democracy quality by referring to provincial-level data in Indonesia. While physical quantity production was used to measure oil dependence, democracy was measured based on the Indonesian Democracy ...
Rian Hilmawan
doaj   +1 more source

A measure of mutual complete dependence [PDF]

open access: yes, 2008
The concept of measuring, by a scalar value, the strength of dependence between two random variables defined on a common probability space plays a major role in probability theory and statistics.
Stoimenov, Pavel A.
core   +1 more source

Measuring dependence powerfully and equitably

open access: yesCoRR, 2015
YAR and DNR are co-first authors, PCS and MMM are co-last authors. This paper, together with arXiv:1505.02212, subsumes arXiv:1408.4908. v3 includes new analyses and exposition. v4 is identical to v3 except for this comment. An error was found in the argument showing the consistency of the MIC estimator; see arXiv:2107.03836 for discussion and a ...
Yakir A. Reshef   +4 more
openaire   +3 more sources

Ball Covariance: A Generic Measure of Dependence in Banach Space

open access: yesJournal of the American Statistical Association, 2019
Technological advances in science and engineering have led to the routine collection of large and complex data objects, where the dependence structure among those objects is often of great interest.
Wenliang Pan   +4 more
semanticscholar   +1 more source

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