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 Manuscripts submitted to the JIRSS must be in English and present original unpublished work and should not be under consideration for publication elsewhere.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 2, December 2026, Pages 1-250 

Keywords Cloud

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