プロフィール詳細

プロジェクトを作成

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Dr. Atilla G.に依頼

Italy

Statistics Professor & Data Science Consultant | Specialist in Statistical Modeling, Simulation & Research Methods

プロフィール概要

I am a Professor of Statistics with over 25 years of experience in data analysis, statistical modeling, and applied research. Skilled in R, SPSS, MINITAB, I provide advanced analytical solutions for both academic research and business applications. My work spans biostatistics, machine learning, econometrics, and data visualization, with proven expertise in designing studies, analyzing complex datasets, and delivering actionable insights. I have led international research projects, published extensively in peer-reviewed journals, and served as Guest Editor for leading statistical journals. I specialize in turning complex data into clear, impactful outcomes, whether supporting researchers with publication-ready analyses or helping businesses apply data-driven strategies for decision-making.

専門分野

• ☆ Biostatistics
• ☆ Data Analysis
• ☆ Data Visualization
• ☆ Statistics
• ☆ Applied Statistics
• ☆ Social Statistics
• ☆ Mathematical Statistics
• ☆ Medical Statistics
• ☆ Health Data Analysis
• ☆ Environmental Science
• ☆ Environmental Statistics
• ☆ Educational Statistics
• ☆ SPSS
• ☆ Excel
• ☆ R
• ☆ Hypothesis
• ☆ Research Methodology
• ☆ Skills Training
• ☆ Business Statistics
• ☆ Econometrics

サービス

• Writing
• Research
• Consulting
• Data & AI
• Product Development

Writing Clinical Trial Documentation, Technical Writing, Business & Legal Writing, General Proofreading & Editing

Research Market Research, User Research

Consulting Business Strategy Consulting, Digital Strategy Consulting, Scientific and Technical Consulting

Data & AI Statistical Analysis, Data Visualization, Data Cleaning, Data Processing, Data Insights

Product Development Formulation

職務経験

Muğla University

3月 2006 - 現在

Academic Support Research Assistant

Hacettepe University

9月 2000 - 1月 2006

Statistician - Researcher

Mugla Sitki Kocman University

7月 1995 - 9月 2000

Graduate Research Assistant / Research Assistant

Gazi University Ankara

9月 1994 - 7月 1995

学歴

PhD Statistics

Hacettepe University

9月 2000 - 12月 2005

MSc in Statistics

University of Sheffield

9月 1996 - 11月 1997

BSc in Statistics

Gazi University Ankara - Turkey

9月 1990 - 7月 1994

認定資格

• 認定資格の詳細は未入力です。

出版物

JOURNAL ARTICLE

Uğur Çalışkan, Atila Göktaş (2025). Changes in Residents’ Perceptions of and Support to Tourism: A Longitudinal Study . Advances in Hospitality and Tourism Research (AHTR).

Selman Mermi, Atila Göktaş, Özge Akkuş (2024). How well do ridge parameter estimators proposed so far perform in terms of normality, outlier detection, and MSE criteria? . Communications in Statistics - Simulation and Computation.

Mermi, S., Göktaş, A., Akkuş, Ö.(2024). How well do ridge parameter estimators proposed so far perform in terms of normality, outlier detection, and MSE criteria? . Communications in Statistics Simulation and Computation.

Are most proposed ridge parameter estimators skewed and do they have any effect on MSE values? Selman Mermi, Atila Göktaş & Özge Akkuş (2021) Are most proposed ridge parameter estimators skewed and do they have any effect on MSE values?, Journal of Statistical Computation and Simulation, DOI: 10.1080/00949655.2021.1883611 . Journal of Statistical Computation and Simulation.

Ijaz, M., Mashwani, W.K., Göktaş, A., Unvan, Y.A.(2021). RETRACTED ARTICLE: A novel alpha power transformed exponential distribution with real-life applications (JOURNAL OF APPLIED STATISTICS, (2021), 48, 11, (I–XVI), 10.1080/02664763.2020.1870673) . Journal of Applied Statistics. 48. (11). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString I-XVI.

Mermi, S., Göktaş, A., Akkuş, Ö.(2021). Are most proposed ridge parameter estimators skewed and do they have any effect on MSE values? . Journal of Statistical Computation and Simulation. 91. (10). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 2074-2093.

Göktaş, A., Akkuş, Ö.(2021). Editorial to the special issue: Recent statistical methods for data analysis, applied economics, business finance . Journal of Applied Statistics. 48. (13-15). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 2231-2238.

Göktaş, A., Kaçiranlar, S., Akdi, Y.(2021). Preface . Communications in Statistics Theory and Methods. 50. (7). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 1531.

Göktaş, A., Akkuş, Ö., Kuvat, A.(2021). A new robust ridge parameter estimator based on search method for linear regression model . Journal of Applied Statistics. 48. (13-15). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 2457-2472.

Muhammad Ijaz and Wali Khan Mashwani and Atilla Göktaş and Yuksel Akay Unvan (2021). A novel alpha power transformed exponential distribution with real-life applications . Journal of Applied Statistics. 0. (0). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 1-16. Taylor & Francis

Mashwani, W.K., Khan, A., Göktaş, A., Unvan, Y.A., Yaniay, O., Hamdi, A.(2021). Hybrid differential evolutionary strawberry algorithm for real-parameter optimization problems . Communications in Statistics Theory and Methods. 50. (7). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 1685-1698.

A new robust ridge parameter estimator based on search method for linear regression model Atila Göktaş, Özge Akkuş & Aykut Kuvat (2020) A new robust ridge parameter estimator based on search method for linear regression model, Journal of Applied Statistics, DOI: 10.1080/02664763.2020.1803814 . Journal of Applied Statistics.

(2020). Large-scale global optimization based on hybrid swarm intelligence algorithm . Journal of Intelligent & Fuzzy Systems.

Aqib Ali, Salman Qadri, Wali Khan Mashwani, Wiyada Kumam, Poom Kumam, Samreen Naeem, Atila Goktas, Farrukh Jamal, Christophe Chesneau, Sania Anam, et al.(2020). Machine Learning Based Automated Segmentation and Hybrid Feature Analysis for Diabetic Retinopathy Classification Using Fundus Image . Entropy. 22. (5). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 567. {MDPI} {AG}

Aqib Ali, Salman Qadri, Wali Khan Mashwani, Wiyada Kumam, Poom Kumam, Samreen Naeem, Atila Goktas, Farrukh Jamal, Christophe Chesneau, Sania Anam, et al. (2020). Machine Learning Based Automated Segmentation and Hybrid Feature Analysis for Diabetic Retinopathy Classification Using Fundus Image . Entropy.

Atila Göktaş and Özge Akkuş (2020). Comparison of partial least squares with other prediction methods via generated data . Journal of Statistical Computation and Simulation. 90. (16). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 3009-3024. Taylor & Francis

Mashwani, W.K., Hamdi, A., Asif Jan, M., Göktaş, A., Khan, F.(2020). Large-scale global optimization based on hybrid swarm intelligence algorithm . Journal of Intelligent and Fuzzy Systems. 39. (1). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 1257-1275.

Göktaş, A., Akkuş, Ö.(2020). Comparison of partial least squares with other prediction methods via generated data . Journal of Statistical Computation and Simulation. Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 3009-3024.

Wali Khan Mashwani and Abdullah Khan and Atila Göktaş and Yuksel Akay Unvan and Ozgur Yaniay and Abdelouahed Hamdi(2020). Hybrid differential evolutionary strawberry algorithm for real-parameter optimization problems . Communications in Statistics - Theory and Methods. 0. (0). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 1-14. Taylor & Francis

Ali, A., Qadri, S., Mashwani, W.K., Kumam, W., Kumam, P., Naeem, S., Goktas, A., Jamal, F., Chesneau, C., Anam, S., et al.(2020). Machine learning based automated segmentation and hybrid feature analysis for diabetic retinopathy classification using fundus image . Entropy. 22. (5).

(2019). A Comparison of Different Ridge Parameters under Both Multicollinearity and Heteroscedasticity. Süleyman Demirel University Journal of Natural and Applied Sciences.

Volkan Sevinç, Atila Göktaş (2019). A Comparison of Different Ridge Parameters under Both Multicollinearity and Heteroscedasticity . Süleyman Demirel Üniversitesi Fen Bilimleri Enstitüsü Dergisi.

Göktaş, A., Eğrioğlu, E., Dağalp, R.(2019). Special Issue: 11th International Statistics Days Conference . Communications in Statistics Case Studies Data Analysis and Applications. 5. (3). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 167.

(2017). A Comparion of Ordinary Least Squares Regression and Least Squares Ratio via Generated Data. American Journal of Mathematics and Statistics.

Öznur İşçi Güneri and Atilla Göktaş and Uğur Kayalı(2017). Path analysis and determining the distribution of indirect effects via simulation . Journal of Applied Statistics. 44. (7). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 1181-1210. Taylor & Francis

Güneri, Ö.İ., Göktaş, A., Kayalı, U.(2017). Path analysis and determining the distribution of indirect effects via simulation . Journal of Applied Statistics. 44. (7). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 1181-1210.

Göktaş, A , Sevinç, V . (2016). TWO NEW RIDGE PARAMETERS AND A GUIDE FOR SELECTING AN APPROPRIATE RIDGE PARAMETER IN LINEAR REGRESSION . Gazi University Journal of Science , 29 (1) , 201-211 . Retrieved from https://dergipark.org.tr/en/pub/gujs/issue/25028/264289 .

Goktas, A., Sevinc, V.(2016). Two New Ridge Parameters and A Guide for Selecting an Appropriate Ridge Parameter in Linear Regression . Gazi University Journal of Science. 29. (1). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 201-211.

(2014). Time Scale in Least Square Method . Abstract and Applied Analysis.

Yeniay, O., Işçi, Ö., Göktaş, A., Çankaya, M.N.(2014). Time scale in least square method . Abstract and Applied Analysis. 2014.

(2013). Awareness and knowledge levels about HIV/AIDS among high school students in Mugla, Turkey . Global Journal of venereology.

(2013). A comparison of binary logit and probit models with a simulation study . Journal of Social and Economic statistics.

Uǧurlu, N., Bayar, B., Bayar, K., Göktaş, A., Karakaya, I.C., Polat, H.(2012). Development, validity and reliability of the Turkish version of the Hung Postpartum Stress Scale . Journal of Obstetrics and Gynaecology Research. 38. (4). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 705-713.

Uǧurlu, N., Bayar, B., Bayar, K., Göktas, A., Karakaya, I.Ç., Polat, H.(2012). Erratum: Development, validity and reliability of the Turkish version of the Hung Postpartum Stress Scale (Obstetrics and Gynaecology Research (2012) 38 (705-713)) . Journal of Obstetrics and Gynaecology Research. 38. (10). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 1274.

Göktaş, A , İşçi, Ö , Atmaca, S , Çankaya, M . (2012). ZAMAN SKALASINDA BOX-COX REGRESYON YÖNTEMİ . Dokuz Eylül Üniversitesi İktisadi İdari Bilimler Fakültesi Dergisi , 27 (1) , 57-70 . Retrieved from https://dergipark.org.tr/en/pub/deuiibfd/issue/22729/242569 .

TÜRKİYE’DE ENFLASYON ORANININ TEMEL BİLEŞENLİ LP NORM YÖNTEMİ İLE TAHMİNİ.

Göktaş, A., Işçi, O.(2011). A comparison and normality test of some measures of association via simulation for rectangular doubly ordered cross tables . Scientific Research and Essays. 6. (30). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 6297-6310.

(2011). A comparison of the most commonly used measures of association for doubly ordered square contingency tables via simulation. Metodološki zvezki.

Göktaş, A., Işçi, Ö.(2011). A comparison of the most commonly used measures of association for doubly ordered square contingency tables via simulation . Metodoloski Zvezki. 8. (1). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 17-37.

(2011). Estimation of the Eyeball and Orbital Volume Using the Cavalieri Principle on Computed Tomography Images . Balkan Med J.

Acer, N., Demir, M., Uçar, T., Pekmez, H., Göktaş, A.(2011). Estimation of the eyeball and orbital volume using the cavalieri principle on computed tomography images . Balkan Medical Journal. 28. (2). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 184-188.

(2010). On the Performance of the Semiparametric Binary Response Model when the True Model is Parametric Logistic . Hacettepe Journal of Mathematics and Statistics.

Akkuş, Ö., Tatlidil, H., Göktaş, A.(2010). On the performance of the semiparametric binary response model when the true model is parametric logistic . Hacettepe Journal of Mathematics and Statistics. 39. (4). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 583-597.

TÜRKİYE’DE İŞSİZLİK ORANININ TEMEL BİLEŞENLİ REGRESYON ANALİZİ İLE BELİRLENMESİ @{susead302470, journal= {Sosyal Ekonomik Araştırmalar Dergisi}, issn= {2148-3043}, eissn= {2148-3043}, address= {Selçuk Üniversitesi Alaaddin Keykubad Yerleşkesi İktisadi ve İdari Bilimler Fakültesi Selçuklu /KONYA}, publisher= {Selcuk University}, year= {2010}, volume= {10}, pages= {279 - 294}, doi= {}, title= {TÜRKİYE’DE İŞSİZLİK ORANININ TEMEL BİLEŞENLİ REGRESYON ANALİZİ İLE BELİRLENMESİ}, key= {cite}, author= {Göktaş, Atilla and İşçi, Öznur}} . Sosyal Ekonomik Araştırmalar Dergisi.

https://dergipark.org.tr/en/pub/gujs/issue/7406/97063.

(2002). A COMPARISON OF PARTIAL LEAST SQUARES REGRESSION WITH OTHER PREDICTION METHODS. Hacettepe Journal of Mathematics and Statistics.

OTHER

Mermi, S., Göktaş, A., Akkuş, Ö.(2023). How Well Do Ridge Parameter Estimators Proposed so Far Perform in Terms of Normality, Outlier Detection, and MSE Criteria? . Ssrn.