Jafar Ahmadi

According to our database, Jafar Ahmadi authored at least 25 papers between 2006 and 2023.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2023

Optimal <i>N</i>-policy for the maintenance of <i>k</i>-out-of-<i>n</i> systems with dynamic minor repairs considering second-hand component income.

Fatemeh Safaei, Jafar Ahmadi, Mitra Fouladirad

Int. J. Prod. Res., September, 2023

2022

A maintenance policy for a k-out-of-n system under enhancing the system's operating time and safety constraints, and selling the second-hand components.

Fatemeh Safaei, Jafar Ahmadi, Sharareh Taghipour

Reliab. Eng. Syst. Saf., 2022

Prediction of times to failure of censored units under generalized progressive hybrid censoring scheme.

Jafar Ahmadi, B. Khatib Astaneh, M. Rezaie, S. Ameli

Comput. Stat., 2022

2021

An economic design of rectifying single sampling plans via maxima nomination sampling in the presence of inspection errors.

Mansooreh Razmkhah, Bahram Sadeghpour Gildeh, Jafar Ahmadi

Commun. Stat. Simul. Comput., 2021

2020

Optimal age replacement policy for parallel and series systems with dependent components.

Fatemeh Safaei, Eric Châtelet, Jafar Ahmadi

Reliab. Eng. Syst. Saf., 2020

Optimal extended warranty length with limited number of repairs in the warranty period.

Fatemeh Hooti, Jafar Ahmadi, Maria Longobardi

Reliab. Eng. Syst. Saf., 2020

2019

Evaluating the lifetime performance index of products based on generalized order statistics from two-parameter exponential model.

Mohammad Vali Ahmadi, Jafar Ahmadi, Mousa Abdi

Int. J. Syst. Assur. Eng. Manag., 2019

A repair and replacement policy for repairable systems based on probability and mean of profits.

Fatemeh Safaei, Jafar Ahmadi, N. Balakrishnan

Reliab. Eng. Syst. Saf., 2019

A generalized bivariate lifetime distribution based on parallel-series structures.

Vahideh Mohtashami-Borzadaran, Mohammad Amini, Jafar Ahmadi

Kybernetika, 2019

2018

Point estimation of the stress-strength reliability parameter for parallel system with independent and non-identical components.

Zohreh Pakdaman, Jafar Ahmadi

Commun. Stat. Simul. Comput., 2018

An optimal planned replacement time based on availability and cost functions for a system subject to three types of failures.

Fatemeh Safaei, Jafar Ahmadi, Bahram Sadeghpour Gildeh

Comput. Ind. Eng., 2018

2017

Lifetime performance index based on ranked set sampling.

Samaneh Asghari, Bahram Sadeghpour Gildeh, Jafar Ahmadi, Gholam Reza Mohtashami Borzadran

Commun. Stat. Simul. Comput., 2017

2015

Statistical inference for the lifetime performance index based on generalised order statistics from exponential distribution.

Mohammad Vali Ahmadi, Mahdi Doostparast, Jafar Ahmadi

Int. J. Syst. Sci., 2015

Pitman closeness of predictors of future order statistics for two parameter exponential distribution.

S. M. T. K. MirMostafaee, Jafar Ahmadi, Narjes Sadeghian

Comput. Stat., 2015

2014

On uncertainty and information properties of ranked set samples.

Mohammad Jafari Jozani, Jafar Ahmadi

Inf. Sci., 2014

Pitman closeness of (k)-records from two sequences to progressive Type-II censored order statistics.

Elham Mirfarah, Jafar Ahmadi

Comput. Stat., 2014

On dynamic mutual information for bivariate lifetimes.

Jafar Ahmadi, Antonio Di Crescenzo, Maria Longobardi

CoRR, 2014

2013

Prediction Intervals for k-records in Terms of Current Records.

Majid Chahkandi, Jafar Ahmadi

J. Stat. Theory Appl., 2013

Estimating the lifetime performance index with Weibull distribution based on progressive first-failure censoring scheme.

Mohammad Vali Ahmadi, Mahdi Doostparast, Jafar Ahmadi

J. Comput. Appl. Math., 2013

Comparisons among some predictors of exponential distributions using Pitman closeness.

Mohammad Z. Raqab, Jafar Ahmadi, Byan A. Arabli

Comput. Stat., 2013

Nonparametric prediction intervals for progressive Type-II censored order statistics based on (k)-records.

Elham Basiri, Jafar Ahmadi

Comput. Stat., 2013

Bayes Estimation Based on Joint Progressive Type II Censored Data Under LINEX Loss Function.

Mahdi Doostparast, Mohammad Vali Ahmadi, Jafar Ahmadi

Commun. Stat. Simul. Comput., 2013

Simultaneous Closeness of <i>k</i>-Records.

Jafar Ahmadi, N. Balakrishnan

Commun. Stat. Simul. Comput., 2013

2006

Statistical Analysis for Geometric Distribution Based on Records.

Mahdi Doostparast, Jafar Ahmadi

Comput. Math. Appl., 2006

Series approximations for the means of k-records.

M. Fashandi, Jafar Ahmadi

Appl. Math. Comput., 2006