Results 21 to 30 of about 3,180,541 (284)

Emotion management in mathematics test

open access: yesMoroccan Journal of Quantitative and Qualitative Research, 2019
The main purpose of this study is identifying and comparing profiles of high-performing students group and lowperforming students group in terms of type of emotions reported in test context and frequency of using emotion management strategies mobilized ...
S. HADJI, H. MAYMOUN
doaj   +1 more source

NEW CORRELATION COEFFICIENT FOR DATA ANALYSIS [PDF]

open access: yesScientific Papers Series : Management, Economic Engineering in Agriculture and Rural Development, 2012
The proposed correlation coefficient better characterize the statistical independence of two random variables that are a linear mixture of two independent sources. This correlation coefficient can be calculated with analytical relations or with the known
Dragos FALIE, Livia DAVID
doaj  

A Modification of Linfoot's Informational Correlation Coefficient

open access: yesAustrian Journal of Statistics, 2017
Performance of the Linfoot's informational correlation coefficient is experimentally studied at the bivariate normal distribution. It is satisfactory in the case of a strong correlation and on large samples.
Georgy Shevlyakov, Nikita Vasilevskiy
doaj   +1 more source

Limit theorems for assortativity and clustering in null models for scale-free networks [PDF]

open access: yes, 2019
An important problem in modeling networks is how to generate a randomly sampled graph with given degrees. A popular model is the configuration model, a network with assigned degrees and random connections.
Litvak, Nelly   +3 more
core   +3 more sources

Dynamic spatiotemporal correlation coefficient based on adaptive weight

open access: yesFinancial Innovation, 2023
Risk management is an important aspect of financial research because correlations among financial data are essential in evaluating portfolio risk.
Guoli Mo   +3 more
doaj   +1 more source

A cophenetic correlation coefficient for Tocher's method

open access: yesPesquisa Agropecuária Brasileira, 2013
The objective of this work was to propose a way of using the Tocher's method of clustering to obtain a matrix similar to the cophenetic one obtained for hierarchical methods, which would allow the calculation of a cophenetic correlation.
Anderson Rodrigo da Silva   +1 more
doaj   +1 more source

Validating a novel web-based method to capture disease progression outcomes in multiple sclerosis [PDF]

open access: yes, 2013
The Expanded Disability Status Scale (EDSS) is the current ‘gold standard’ for monitoring disease severity in multiple sclerosis (MS). The EDSS is a physician-based assessment.
Dobson, Ruth   +4 more
core   +1 more source

Similarity analysis between chromosomes of Homo sapiens and monkeys with correlation coefficient, rank correlation coefficient and cosine similarity measures

open access: yesGenomics Data, 2016
In this paper, we consider correlation coefficient, rank correlation coefficient and cosine similarity measures for evaluating similarity between Homo sapiens and monkeys.
Chinta Someswara Rao, S. Viswanadha Raju
doaj   +1 more source

Wavelet Correlation Coefficient of 'strongly correlated' financial time series

open access: yes, 2003
In this paper we use wavelet concepts to show that correlation coefficient between two financial data's is not constant but varies with scale from high correlation value to strongly anti-correlation value This studies is important because correlation ...
Arneodo   +16 more
core   +3 more sources

Correlation between thermal expansion and heat capacity [PDF]

open access: yes, 2006
Theoretically predicted linear correlation between the volume coefficient of thermal expansion and the thermal heat capacity was investigated for highly symmetrical atomic arrangements.
Garai, Jozsef
core   +1 more source

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