Results 1 to 10 of about 126,178 (307)

Discrimination between the lognormal and Weibull Distributions by using multiple linear regression

open access: yesDyna, 2018
In reliability analysis, both the Weibull and the lognormal distributions are analyzed by using the observed data logarithms. While the Weibull data logarithm presents skewness, the lognormal data logarithm is symmetrical. This paper presents a method to
Jesus Francisco Ortiz-Yañez   +1 more
doaj   +2 more sources

On the Generalized Lognormal Distribution [PDF]

open access: yesJournal of Probability and Statistics, 2013
This paper introduces, investigates, and discusses the -order generalized lognormal distribution (-GLD). Under certain values of the extra shape parameter , the usual lognormal, log-Laplace, and log-uniform distribution, are obtained, as well as the ...
Thomas L. Toulias, Christos P. Kitsos
doaj   +2 more sources

Proof of the Contiguity Conjecture and Lognormal Limit for the Symmetric Perceptron [PDF]

open access: yesIEEE Annual Symposium on Foundations of Computer Science, 2021
We consider the symmetric binary perceptron model, a simple model of neural networks that has gathered significant attention in the statistical physics, information theory and probability theory communities, with recent connections made to the ...
E. Abbe, Shuangping Li, A. Sly
semanticscholar   +1 more source

Probabilistic Modeling and Estimation of Flow Rate of Sewage Treatment Plant Using Monte Carlo Hybrid Method [PDF]

open access: yesآب و فاضلاب, 2021
One of the most important results of hydraulic and hydrological modeling of the urban drainage network is hydrograph estimation. Annual journals on hydraulic and hydrological problems, especially in developing countries, are full of missing data ...
Jamshid Piri   +3 more
doaj   +1 more source

Gravitational waves induced by scalar perturbations with a lognormal peak [PDF]

open access: yesJournal of Cosmology and Astroparticle Physics, 2020
We study the stochastic gravitational wave (GW) background induced by the primordial scalar perturbation with the spectrum having a lognormal peak of width Δ at k=k*. We derive an analytical formula for the GW spectrum ΩGW for both narrow (Δ≪1) and broad
Shi Pi, Misao Sasaki
semanticscholar   +1 more source

iDeLog: Iterative Dual Spatial and Kinematic Extraction of Sigma-Lognormal Parameters [PDF]

open access: yesIEEE Transactions on Pattern Analysis and Machine Intelligence, 2020
The Kinematic Theory of rapid movements and its associated Sigma-Lognormal model have been extensively used in a large variety of applications. While the physical and biological meaning of the model have been widely tested and validated for rapid ...
Miguel A. Ferrer   +3 more
semanticscholar   +1 more source

Why Firing Rate Distributions Are Important for Understanding Spinal Central Pattern Generators

open access: yesFrontiers in Human Neuroscience, 2021
Networks in the spinal cord, which are responsible for the generation of rhythmic movements, commonly known as central pattern generators (CPGs), have remained elusive for decades.
Henrik Lindén, Rune W. Berg
doaj   +1 more source

Model-Driven Analysis of ECG Using Reinforcement Learning

open access: yesBioengineering, 2023
Modeling is essential to better understand the generative mechanisms responsible for experimental observations gathered from complex systems. In this work, we are using such an approach to analyze the electrocardiogram (ECG).
Christian O’Reilly   +3 more
doaj   +1 more source

Sigma-Lognormal Modeling of Speech [PDF]

open access: yesCognitive Computation, 2021
AbstractHuman movement studies and analyses have been fundamental in many scientific domains, ranging from neuroscience to education, pattern recognition to robotics, health care to sports, and beyond. Previous speech motor models were proposed to understand how speech movement is produced and how the resulting speech varies when some parameters are ...
C. Carmona-Duarte   +4 more
openaire   +5 more sources

Human behavior and lognormal distribution. A kinetic description [PDF]

open access: yesMathematical Models and Methods in Applied Sciences, 2018
In recent years, it has been increasing evidence that lognormal distributions are widespread in physical and biological sciences, as well as in various phenomena of economics and social sciences.
Stefano Gualandi, G. Toscani
semanticscholar   +1 more source

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