Journal of the Iranian Statistical Society

Journal of the Iranian Statistical Society

JIRSS is the official journal of the Iranian Statistical Society. This open-access peer-review journal provides an international forum for refereed original research work in Probability, Mathematical Statistics, and Statistical Methods. Prime importance is given to significant theoretical developments and to innovative applications of statistical methodology. Manuscripts submitted to the JIRSS must be in English and present original unpublished work and should not be under consideration for publication elsewhere. The JIRSS is published in one volume of two issues a year and appears in June and December. The journal follows the instruction of Committee on Publication Ethics (COPE).

About the Journal

Publisher: Iranian Statistical Society

Editor-in-Chief: Abdolrahman Rasekh

Director-in-Charge: Ahmad Parsian

Managing Editor: Mohammad Reza Akhoond

E-mails: JIRSS@irstat.ir

Website: https://jirss.irstat.ir/

DOI: 10.22034/JIRSS

Review Time: 4-8 Weeks

Frequency: Twice in Year

Publication Type: Electronic

Open Access: Yes

Policy: Double Blind Peer-Reviewed

Language: English 

Abstracts Available in: English 

Article Processing Charges: No

ISSN (Print): 1726-4057

ISSN (Online): 2538-189X

Journal Impact Factor: 0.1 (2025)

5-Year Journal Impact Factor: 0.6 (2025)

Indexed and Abstracted  in: Web of Science Core Collection (ESCI), Scopus, SCImago Journal & Country Rank,  Islamic World Science Citation center (ISC), Crossref, ROAD, WIKIDATA, sudoc, OpenAlex, EZB, ZDB, Magiran, Scientific Information Database (SID), Iran Ministry of Science, Research and Technology, Google Scholar

The JIRSS adheres to the guidelines of the Committee on Publication Ethics (COPE) and follows its principles on how to deal with acts of misconduct, thereby committing to investigate allegations of misconduct in order to ensure the integrity of research.

It should be noted that while the journal follows COPE's guidelines, it is not a formal member of COPE.

Journal of the Iranian Statistical Society (JIRSS) utilizes Plagiarism Detection Software (iThenticate) for checking the originality of submitted papers in the reviewing process. 

Current Issue: Volume 25, Issue 1, June 2026, Pages 1-148 

Keywords Cloud

  • Maximum likelihood estimation
  • Order statistics
  • Exponential Distribution
  • Monte Carlo Simulation
  • Entropy
  • Weibull distribution
  • Simulation
  • record values
  • hazard rate order
  • Copula
  • Records
  • em algorithm
  • Characterizations
  • moments
  • geometric distribution
  • Quantile Function
  • recurrent events
  • prediction
  • Logistic regression
  • censored data
  • Asymptotic Normality
  • wavelets
  • Cumulative residual entropy
  • Residual Lifetime
  • Auxiliary Information
  • Parameter estimation
  • Stochastic order
  • Mean squared error
  • Gibbs Sampling
  • ‎EM algorithm‎
  • finite mixture model
  • simple random sampling
  • Reliability
  • Stochastic Orders
  • COVID-19
  • usual stochastic ordering
  • Majorization
  • Length-biased data
  • hazard function
  • Admissibility
  • model selection
  • likelihood ratio order
  • Relative efficiency
  • Kullback-Leibler divergence
  • MLE
  • Beta distribution
  • Coverage probability
  • ‎reliability‎
  • Bivariate distribution‎
  • Change-Point Detection
  • Binomial thinning operator
  • Saddlepoint Approximation
  • Akaike Information Criterion
  • Binary search tree
  • Mean residual life function
  • likelihood ratio
  • Markov Chain
  • Linear regression model
  • conditional median predictor
  • Rayleigh distribution
  • best unbiased predictor
  • Time Series
  • Jack polynomials
  • Characterization
  • exponentiality test
  • Confidence interval
  • Strong consistency
  • Bandwidth
  • linear regression
  • Archimedean copula
  • maximum likelihood predictor
  • Goodness of Fit Tests
  • Divergence measure
  • permutations
  • Progressive Censoring
  • limiting distribution
  • Classification
  • variable selection
  • Asymptotics
  • quickselect
  • mixture models
  • Regularization
  • survival function
  • preliminary test estimator
  • Fisher information
  • Goodness of Fit
  • Information Theory
  • Maintenance
  • kernel smoothing
  • interval parameter
  • Generalized likelihood ratio test
  • nonparametric estimation of derivative of a density
  • Shrinkage
  • Coherent System
  • Renyi information
  • zonal polynomials
  • Data Analysis
  • shrinkage estimation
  • dominance
  • Pareto distribution
  • Markov property
  • Neural network
  • Analysis of algorithms
  • Clustering
  • half logistic distribution
  • Shannon Entropy
  • power of the test
  • Generalised hypergeometric functions
  • optimality
  • ranked set sampling
  • observed information matrix
  • proportional hazard rate model
  • Method of moments
  • Reversed Hazard Rate Order
  • imputation
  • consistency
  • Birnbaum-Saunders
  • hazard rate
  • Mean-variance mixture distribution
  • Finite alphabet
  • Posterior probability
  • Characteristic Function
  • Baranchik Type Estimators
  • Exponential Family
  • Bayesian estimation
  • real normed division algebras
  • quasi-likelihood
  • Elliptically contoured distribution
  • functional equations
  • highest conditional density
  • strong mixing
  • Approximation
  • Fisher information matrix
  • tracking interval
  • Characterizations‎
  • estimation
  • ‎Maximum Likelihood Estimation‎
  • multicollinearity
  • series system
  • Exchangeability
  • information matrix
  • discrete distributions
  • Renyi entropy
  • Hazard rate function
  • location model
  • Non-regular distribution
  • Infinite-time Ruin Probability
  • Anderson-Darling Statistic
  • Modified Maximum Likelihood Estimator
  • ‎Fisher exact test‎
  • Bivariate model‎
  • Optimization problem
  • Walker\'s inequality‎
  • missing at random
  • ‎ ‎functions of random variables‎
  • Symmetry testing
  • ‎Order‎ ‎statistics‎
  • Relative Ageing Orders
  • Bregman divergence
  • Likelihood Cross-validation
  • multivariate stochastic order
  • ‎Conditional expectations
  • Goodness of Fit Testing
  • Parallel Systems
  • Partition Analysis
  • maternal healthcare
  • ‎Maximum likelihood estimator‎
  • Parameters Estimation
  • ‎Moments‎
  • Cumulative residual extropy
  • Shiryaev’s Loss Function
  • residual lifetime and univariate likelihood ratio order
  • ‎Prediction‎
  • Frequency response function
  • Error Rate
  • exponential convergence
  • kernel density estimator
  • Generalized Family
  • Autoregressive Process
  • Right-Censored Data
  • ‎Short tails‎
  • Two Parameter Estimation
  • Test of Birnbaum-Saunders
  • orthogonalization
  • Vuong\'s Test
  • Digital trees
  • Lin-Wong Divergence
  • branching random walk
  • Discrete mean residual life function
  • generalized variances
  • Bayesian Premium
  • health insurance
  • Response surface model
  • mclust
  • Cycles
  • Bivariate Inverted Kumaraswamy Distribution
  • Elliptical Distributions
  • Beta-Weibull-Logarithmic distribution
  • ‎(n-k+1)-out-of-n system
  • Markov Chain Monte Carlo method