Results 61 to 70 of about 19,910,340 (167)

Twisted Poincare duality for some quadratic Poisson algebras [PDF]

open access: yes, 2007
We exhibit a Poisson module restoring a twisted Poincaré duality between Poisson homology and cohomology for the polynomial algebra R=C[X1Xn] endowed with Poisson bracket arising from a uniparametrised quantum affine space.
Stéphane Launois   +3 more
core   +1 more source

Bayesian Estimation of the Inverse Rayleigh Process under a Non-Homogeneous Poisson Process Framework

open access: yesالمجلة العراقية للعلوم الاحصائية
The rationale on which this study is based is that accurate and dependable means to obtain time-dependent failure rates in repairable systems, especially in cases that are not homogeneous, are required, and the conventional models are not always in a ...
Kawar Badie Mahmood
doaj   +1 more source

ON DOUBLE PERIODIC NON-HOMOGENEOUS POISSON PROCESSES [PDF]

open access: yes
Non-homogenous Poisson processes with periodic claim intensity rate are proposed as the claim counting process of risk theory. We introduce a doubly periodic Poisson model with short and long term trends, illustrated by a double-beta intensity function ...
José Garrido, Yi Lu
core  

Generating a non-homogeneous Poisson process

open access: yes, 2012
Consider a Poisson process , with non-homogeneous intensity . Here, we consider a deterministic function, not a stochastic intensity. Define the cumulated intensity in the sense that the number of events that occurred between time  and  is a random ...
Arthur Charpentier
core   +1 more source

Integrated Quality Inspection and Production Run Optimization for Imperfect Production Systems with Zero-Inflated Non-Homogeneous Poisson Deterioration

open access: yesMathematics
This study develops an integrated quality inspection and production optimization framework for an imperfect production system, where system deterioration follows a zero-inflated non-homogeneous Poisson process (ZI-NHPP) characterized by a power-law ...
Chih-Chiang Fang, Ming-Nan Chen
doaj   +1 more source

A hybrid firefly-Bayesian Neural Network approach for survival and reliability estimation in non-homogeneous Poisson processes

open access: yesScientific African
We develop a new parametric inference scheme, which will combine Bayesian Neural Networks (BNNs) and Firefly Algorithm (FFA) in order to estimate the parameters of the Gull-Alpha Power Gompertz-Makeham (GAPL-GM) distribution fitted in a Non-Homogeneous ...
Omer M. Mushref   +5 more
doaj   +1 more source

Non-Homogeneous Poisson Process to Model Seasonal Events: Application to the Health Diseases [PDF]

open access: yes, 2015
The daily number of hospital admissions due to mosquito-borne diseases can vary greatly. This variability can be explained by different factors such as season of the year, temperature and pollution levels, among others.
Cepeda-Cuervo, Edilberto   +1 more
core  

Forecasting Warranty Claims Considering Dynamic Over-Dispersion [PDF]

open access: yes, 2012
Forecasting warranty claims are vitally important for manufacturers in preparing their fiscal plans as well as in managing their inventory. One of the widely used forecasting models is the non-homogeneous Poisson process (NHPP), which assumes that the ...
Akbarov, Artur, Wu, Shaomin
core   +1 more source

Discussion specifying prior distributions in reliability applications

open access: yes
Applied Stochastic Models in Business and Industry, Volume 40, Issue 1, Page 120-122, January/February 2024.
Alfonso Suárez‐Llorens
wiley   +1 more source

A Software Reliability Model Considering the Initial and Test-Start Faults with Dependent Failures

open access: yesMathematics
With the Fourth Industrial Revolution, software has evolved into complex large-scale systems. Because of the complexity of these systems, failures and defects in individual software components can propagate through the entire system, potentially causing ...
Youn Su Kim   +3 more
doaj   +1 more source

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