Journal Pre-proofs Regional modeling of the ionosphere using adaptive neuro-fuzzy inference system in Iran Rasoul Feizi, Behzad Voosoghi, Mir Reza Ghaffari Razin PII: S0273-1177(20)30136-8 DOI: https://doi.org/10.1016/j.asr.2020.02.027 Reference: JASR 14666 To appear in: Advances in Space Research Received Date: 10 July 2019 Revised Date: 20 February 2020 Accepted Date: 24 February 2020 Please cite this article as: Feizi, R., Voosoghi, B., Reza Ghaffari Razin, M., Regional modeling of the ionosphere using adaptive neuro-fuzzy inference system in Iran, Advances in Space Research (2020), doi: https://doi.org/ 10.1016/j.asr.2020.02.027 This is a PDF file of an article that has undergone enhancements after acceptance, such as the addition of a cover page and metadata, and formatting for readability, but it is not yet the definitive version of record. This version will undergo additional copyediting, typesetting and review before it is published in its final form, but we are providing this version to give early visibility of the article. Please note that, during the production process, errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain. © 2020 COSPAR. Published by Elsevier Ltd. All rights reserved.