Results 41 to 50 of about 24,553,875 (153)

Threshold stochastic unit root models [PDF]

open access: yes, 2002
This paper introduces a new class of stochastic unit root (STUR) processes, where the randomness of the autorregresive unit root is driven by a threshold variable.
Gonzalo, Jesús, Montesinos, Raquel
core   +1 more source

A periodic analysis of longitudinal binary responses: a case study of clinical mastitis in Norwegian Red cows

open access: yesGenetics Selection Evolution, 2007
A Bayesian procedure for analyzing longitudinal binary responses using a periodic cosine function was developed. It was assumed that, after adjustment for "seasonal" effects, the oscillation of the underlying latent variables for longitudinal binary ...
Heringstad Bjørg   +3 more
doaj   +1 more source

Use of signal thresholds to determine significant changes in microarray data analyses

open access: yesGenetics and Molecular Biology, 2005
The use of a constant fold-change to determine significant changes in gene expression has been widely accepted for its intuition and ease of use in microarray data analysis, but this concept has been increasingly criticized because it does not reflect ...
Li Xinmin   +4 more
doaj   +1 more source

Bayesian prediction in threshold autoregressive models with exponential white noise [PDF]

open access: yes, 2004
Threshold model, Bayesian prediction, Gibbs sampler, 62CF15, 62M10, 62M20,
Isabel Pereira   +3 more
core   +1 more source

Analysis of Threshold Characteristics of Short-Wavelength Semiconductor Lasers

open access: yesIEEE Photonics Journal
Existing high-power semiconductor lasers widely use asymmetric large cavity structures or designs with short cavity lengths to enhance device performance, inevitably increasing the device threshold current density and suppressing further improvement of ...
Bangguo Wang   +6 more
doaj   +1 more source

Threshold Analysis of Water Resources Carrying Capacity in the Shangyoujiang Basin Based on the Principle of the"Four Water-Oriented Determinations"

open access: yesRenmin Zhujiang
Against the backdrop of the increasingly prominent contradiction between socioeconomic expansion and limited water resources, this study aims to identify the water resources carrying thresholds of the Shangyoujiang Basin with full consideration of ...
CHEN Zongyi   +5 more
doaj  

Alternative Support Threshold Computation for Market Basket Analysis

open access: yesAppliedMath
This article aims to limit the rule explosion problem affecting market basket analysis (MBA) algorithms. More specifically, it is shown how, if the minimum support threshold is not specified explicitly, but in terms of the number of items to consider, it
Damiano Verda, Marco Muselli
doaj   +1 more source

Threshold-LSCP

open access: yes, 2022
The code for the study:   Attention Dynamic Model for Solving Threshold Covering Location Problem of Vaccination ...
Liang (8227557)
core   +1 more source

Coordination under threshold uncertainty in a public goods game [PDF]

open access: yes
We explored experimentally how threshold uncertainty affects coordination success in a threshold public goods game. Whereas all groups succeeded in providing the public good when the exact value of the threshold was known, uncertainty was generally ...
Reif, Christiane   +4 more
core   +2 more sources

An Assessment of Indifference Threshold Values to Achieve Full Objective Indifference Threshold-Based Attribute Ratio Analysis

open access: yesMathematics
Multi-criteria decision-making (MCDM) models are moving toward being data-oriented. Meanwhile, MCDM models’ totalitarian reliance on experts’ preferences may reduce the accuracy of results in real-world challenges.
Sarfaraz Hashemkhani Zolfani   +1 more
doaj   +1 more source

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