نتایج جستجو برای: akaike information criterion aic

تعداد نتایج: 1215738  

Journal: :Mathematical modelling of engineering problems 2023

Rice is the main food in Indonesia. drying by using traditional method directly under sun light can require a long time to complete. The aim of this study investigate appropriate kinetics modeling rice with applied fluidized bed dryer. A 2-cm thickness has been dried at various temperatures (50℃, 60℃, and 70℃) air velocity 10 m/s from hot dryer obtained pyrolysis process. selected based on agre...

Journal: :Britain International of Exact Sciences Journal (BIoEx-Journal) 2022

Given that the traditional ARIMAX model has rarely been applied to any of climate change and environmental agents, which are most cognate agents with associated exogenous variables; neutralize for a better enhanced prediction system, distributional form error term is robust sufficient in capturing accommodating both external covariate(s) high frequency data required. This study therefore evalua...

حسینی, مصطفی, زراعتی, حجت, فتوحی, اکبر, قدیمی, محمودرضا, محمد, کاظم, محمودی, محمود,

Background and Objectives: Each year almost 400,000 people are diagnosed with oesophageal cancer worldwide. Wide variation in incidence has been reported both between countries and in different ethnic groups and populations within a country. The area with the highest reported incidence for oesophageal cancer is the so-called Asian ‘oesophageal cancer belt’, which stretches from eastern Turkey t...

Journal: :Communications in Statistics - Simulation and Computation 2016
Kohji Yamamura

The conventional criteria for predictive model selection do not indicate the absolute goodness of models. For example, the quantity of Akaike Information Criterion (AIC) has meanings only when we compare AIC of different models for a given amount of data. Thus, the existing criteria do not tell us whether the quantity and quality of data is satisfactory, and hence we cannot judge whether we sho...

Journal: :The Astrophysical Journal 2022

We explore the viable $f(R)$ gravity models in FLRW backgrounds with a free spatial curvature parameter $\Omega_{K}$. In our numerical calculation, we concentrate on exponential model of $f(R) = R - \lambda R_{ch}(1-\exp{(-R/R_{ch}}))$, where $R_{ch}$ is characteristic scale, which independent $\Omega_K$, and $\lambda$ corresponds to parameter, while $R_{ch}\lambda=2\Lambda$ $\Lambda$ cosmologi...

2011
Jacob Jensen Cosma Shalizi

The Akaike Information Criterion (AIC) is a powerful and highly principled method of model selection. When working with probabilistic models it is typical to fit them to the data by maximum likelihood, using Markov Chain Monte Carlo or Belief Propagation. The maximum likelihood value obtained in this way gives an indication of how good a fit the model is to the data. Unfortunately, models with ...

Journal: :Monthly Notices of the Royal Astronomical Society 2021

ABSTRACT In this work, we investigate the MOdified Gravity (MOG) theory for dynamics of Universe and compare results with Lambda cold dark matter (?CDM) cosmology. We study background cosmological properties MOG model structure formation at linear perturbation level. two models currently available data by using statistical Bayesian analyses. After obtaining updated constraints on free parameter...

Journal: :The international journal of biostatistics 2015
Daniel Commenges Cécile Proust-Lima Cécilia Samieri Benoit Liquet

Selection of estimators is an essential task in modeling. A general framework is that the estimators of a distribution are obtained by minimizing a function (the estimating function) and assessed using another function (the assessment function). A classical case is that both functions estimate an information risk (specifically cross-entropy); this corresponds to using maximum likelihood estimat...

Journal: :Molecular biology and evolution 2005
Zaid Abdo Vladimir N Minin Paul Joyce Jack Sullivan

Currently available methods for model selection used in phylogenetic analysis are based on an initial fixed-tree topology. Once a model is picked based on this topology, a rigorous search of the tree space is run under that model to find the maximum-likelihood estimate of the tree (topology and branch lengths) and the maximum-likelihood estimates of the model parameters. In this paper, we propo...

Journal: :Journal of physics 2021

Abstract The one of the metaheuristic approaches that can be used was simulated annealing (SA) algorithm which inspired by metallurgical process. This shows advantages in finding global optimum given function will feature selection. In this study, we trying to combine neighborhood size and limited approach using data simulation comparing between two is Akaike Index Criterion (AIC) Bayesian (BIC...

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