نتایج جستجو برای: transition probability matrics

تعداد نتایج: 471268  

Journal: :Mathematical Problems in Engineering 2022

The cost of long-term care (LTC) is one the huge financial risks faced by elderly and also a significant challenge to social security system. This article establishes piecewise constant Markov model estimate dynamic health transition probability based on actuarial theory calculate cost, in contrast static or nontransferable state hypotheses traditional models. Using Chinese Longitudinal Healthy...

Journal: :natural environment change 0
khadijeh javan professor, climatology, urmia university, iran mohammad reza azizzadeh lecturer, department of geography, payame noor university, po box 3697-19395, tehran, iran saadi yousefi m.a in physical geography, payame noor university. urmia, iran

drought is one of the most important weather-induced phenomena which may have severe impacts on different areas such as agriculture, economy, energy production, and society. a number of drought indices have been introduced and used in various countries to date. in the current study, four meteorological drought indices including percent of normal precipitation index (pnpi), standard index of ann...

Ali Akhavein, Mahmoud Reza Haghifam Shohreh Monshizadeh,

A wind farm is a collection of wind turbines built in an area to provide electricity. Wind power is a renewable energy resource and an alternative to non-renewable fossil fuels. In this paper impact of wind farms in power system reliability is investigate and a new procedure for reliability assessment of wind farms in HL1 level is proposed. In proposed procedure, application of Fuzzy – Markov f...

ژورنال: کومش 2022

Introduction: Chronic hepatitis B (CHB) leads to liver fibrosis, its failure, and death in the long term. The stage of fibrosis in CHB patients can also be detected based on the biochemical markers. The aim of this study was to predict the state of liver fibrosis in CHB patients and determine the possibility of patients shifting from a given state to another one. Materials and Methods: This stu...

1997
Hidetoshi Nishimori Jun - ichi Inoue

We prove weak ergodicity of the inhomogeneous Markov process generated by the generalized transition probability of Tsallis and Stariolo under power-law decay of the temperature. We thus have a mathematical foundation to conjecture convergence of simulated annealing processes with the generalized transition probability to the minimum of the cost function. An explicitly solvable example in one d...

Journal: :international journal of geo science and environmental planning 0
hadi mahmoudzadeh master degree of industrial engineering, department of industrial engineering, urmia university of technology, urmia, iran hamed mahmoudzadeh master degree of water resources management, department of water engineering, faculty of agriculture, university of urmia, urmia, iran mehdi hesami afshar phd candidate of civil engineering, department of engineering, middle east technical university, ankara, turkey samuel yousefi master degree of industrial engineering, department of industrial engineering, urmia university of technology, urmia, iran

in this paper by using the data related to the monthly precipitation of 13 stations situated in west azerbaijan province of iran in a time period of 34 years, monitoring and forecasting the probability of a drought occurrence is evaluated in next coming months. in this process, first the monthly precipitation amounts for each rainfall station are used in order to calculate the standardized prec...

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