List of Articles Linear regression Open Access Article Abstract Page Full-Text 1 - Estimating the LNAPL level elevation in oil-contaminated aquifer by using of gene expression programming (GEP) and adaptive neuro-fuzzy inference system (ANFIS) فاطمه ابراهیمی Mohammad Nakhaei HamidReza Nasseri Open Access Article Abstract Page Full-Text 2 - Development of Multivariate Regression Relationship Between Factors Affecting Unemployment Rate roya soltani mahnaz ebrahimi sadrabadi Ali Mohammad Kimiagari Open Access Article Abstract Page Full-Text 3 - Correction of the Load Tracking Method in Transmission Pricing Considering Correlation Coefficients M. T. Ameli M. Ansari Open Access Article Abstract Page Full-Text 4 - Evaluation of trend of rainfall and temperature changes and their effects on meteorological drought in Kermanshah province Maryam Teymouri Yeganeh Liela Teymouri Yeganeh Open Access Article Abstract Page Full-Text 5 - Porosity modeling in Azadegan oil field: a comparative study of Bayesian theory of data fusion, multi layer neural network, and multiple linear regression techniques عطیه مظاهری طرئی حسین معماریان بهزاد تخم چی بهزاد مشیری Open Access Article Abstract Page Full-Text 6 - Estimation of formation water saturation using cluster analysis, piecewise nonlinear regression and Monte Carlo simulation in a carbonate reservoir, south-west Iran Hadi Fattahi zahra Varmazyari Mostafa Yosefi rad