Assoc. Prof. NİMET &#214;ZBAY

TEKELİ E., KAÇIRANLAR S., ÖZBAY N.

COMMUNICATIONS IN STATISTICS-SIMULATION AND COMPUTATION , vol.49, no.9, pp.2333-2346, 2020 (SCI-Expanded)

The effect of target function on the predictive performance of the two-stage ridge estimator

Toker S., ÖZBAY N.

JOURNAL OF FORECASTING , vol.38, no.8, pp.749-772, 2019 (SSCI)

Optimal determination of the parameters of some biased estimators using genetic algorithm

JOURNAL OF STATISTICAL COMPUTATION AND SIMULATION , vol.89, no.18, pp.3331-3353, 2019 (SCI-Expanded)

Two-Parameter Ridge Estimation for the Coefficients of Almon Distributed Lag Model

ÖZBAY N.

IRANIAN JOURNAL OF SCIENCE AND TECHNOLOGY TRANSACTION A-SCIENCE , vol.43, pp.1819-1828, 2019 (SCI-Expanded)

Risk performance of some shrinkage estimators

COMMUNICATIONS IN STATISTICS-SIMULATION AND COMPUTATION , 2019 (SCI-Expanded)

Multicollinearity in simultaneous equations system: evaluation of estimation performance of two-parameter estimator

ÖZBAY N., Toker S.

COMPUTATIONAL & APPLIED MATHEMATICS , vol.37, no.4, pp.5334-5357, 2018 (SCI-Expanded)

Estimation in a linear regression model with stochastic linear restrictions: a new two-parameter-weighted mixed estimator

JOURNAL OF STATISTICAL COMPUTATION AND SIMULATION , vol.88, no.9, pp.1669-1683, 2018 (SCI-Expanded)

Improvement of the Liu-type Shiller estimator for distributed lag models

JOURNAL OF FORECASTING , vol.36, no.7, pp.776-783, 2017 (SSCI)

The Almon two parameter estimator for the distributed lag models

JOURNAL OF STATISTICAL COMPUTATION AND SIMULATION , vol.87, no.4, pp.834-843, 2017 (SCI-Expanded)

The feasible generalized restricted ridge regression estimator

ÖZBAY N., KAÇIRANLAR S., DAWOUD I.

JOURNAL OF STATISTICAL COMPUTATION AND SIMULATION , vol.87, no.4, pp.753-765, 2017 (SCI-Expanded)

The performance of the adaptive optimal estimator under the extended balanced loss function

COMMUNICATIONS IN STATISTICS-THEORY AND METHODS , vol.46, no.22, pp.11315-11326, 2017 (SCI-Expanded)

Articles Published in Other Journals

Determining the Effect of Some Biasing Parameter Selection Methods for the Two Stage Ridge Regression Estimator

SAKARYA UNİVERSİTY JOURNAL OF SCİENCE , no.22, pp.1878-1885, 2018 (Peer-Reviewed Journal)

Evaluation of Two Stage Modified Ridge Estimator and Its Performance

SAKARYA UNİVERSİTY JOURNAL OF SCİENCE , vol.22, no.6, pp.1631-1637, 2018 (Peer-Reviewed Journal)

Feasible Generalized Stein-Rule Restricted Ridge Regression Estimators

ÖZBAY N., DAWOUD I., KAÇIRANLAR S.

JOURNAL OF APPLIED MATHEMATICS STATISTICS AND INFORMATICS , vol.13, no.1, pp.77-97, 2017 (ESCI)

Refereed Congress / Symposium Publications in Proceedings

On the Predictive Performance of Distributed Lag Model

TOKER KUTAY S., ÖZBAY N., ÜSTÜNDAĞ ŞİRAY G., YENİLMEZ İ.

20th International Symposium on Econometrics, Operations Research and Statistics (EYİ 2020), Ankara, Turkey, 12 - 14 February 2020

Liu Estimation for Tobit Regression Model

20th International Symposium on Econometrics, Operations Research and Statistics (EYİ 2020), Ankara, Turkey, 12 - 14 February 2020

Two Parameter Ridge Estimator for Simultaneous System: A Mathematical Programming Evidence for Selecting Biasing Parameters

V. International Congress on Natural and Health Sciences (ICNHS-2019), Adana, Turkey, 13 - 15 December 2019, pp.423-433

A BAYESIAN APPROACH TO THE RESTRICTIONS IN ALMON MODEL

TOKER KUTAY S., ÖZBAY N., Månsson K.

ICOAEF19, VI International Conference on Applied Economics and Finance, Balıkesir, Turkey, 16 - 17 November 2019, pp.54

Mixed Frequency Estimation by Smoothed Least Squares

11. INTERNATIONAL STATISTICS CONGRESS (ISC 2019), Muğla, Turkey, 4 - 08 November 2019, pp.101

Modified Two Parameter Estimator to Combat Multicollinearity: A Comparative Study

KAÇIRANLAR S., ÖZBAY N., ÖZKAN E.

11. INTERNATIONAL STATISTICS CONGRESS (ISC 2019), Muğla, Turkey, 4 - 08 November 2019, pp.129

Modified Two Parameter Estimator to Combat Multicollinearity: A Comparative Study

KAÇIRANLAR S., ÖZBAY N., ÖZKAN E.

11. International Statistics Congress (ISC2019), 4 - 08 October 2019

Defining Some Adaptive Optimal Estimators for the Distributed Lag Model

5th International Researchers, Statisticians and Young Statisticians Congress (IRSYSC 2019), Aydın, Turkey, 18 - 20 October 2019

Improving Two Stage Two Parameter Ridge Estimator under Linear Restrictions

5th International Researchers, Statisticians and Young Statisticians Congress, Aydın, Turkey, 18 - 20 October 2019, pp.254-271

Considering Linear Constraints for Almon Two Parameter Ridge Estimation

11. INTERNATIONAL STATISTICS CONGRESS (ISC2019), Muğla, Turkey, 4 - 08 October 2019, pp.374-386

A Mathematical Programming Procedure for Examining Biasing Parameters of Two Stage Two Parameter Estimator

TEKELİ E., KAÇIRANLAR S., ÖZBAY N.

11. INTERNATIONAL STATISTICS CONGRESS (ISC2019), Muğla, Turkey, 4 - 08 October 2019, pp.319-327

Evaluating New Optimization Methods for Two Parameter Ridge Estimator via Genetic Algorithm

y-BIS 2019 Conference:Recent Advances In DataScience and Business Analytics, 25 - 28 September 2019

Examination of a two parameter estimator with mathematical programming method

ÖZBAY N., TOKER KUTAY S., ÜSTÜNDAĞ ŞİRAY G.

International Conference on Mathematics and Mathematics Education (ICMME 2019), Konya, Turkey, 11 - 13 July 2019, pp.203-204

Examination of a two parameter estimator with mathematical programming method

ÖZBAY N., TOKER KUTAY S., ÜSTÜNDAĞ ŞİRAY G.

International Conference on Mathematics and Mathematics Education (ICMME 2019), Konya, Turkey, 11 - 13 July 2019, pp.203-204

Determination of Biasing Parameters for Almon Liu Type Estimator via a Mathematical Programming Approach

6th International IFS and Contemporary Mathematics Conference (IFSCOM 2019), Mersin, Turkey, 7 - 10 June 2019

İki Aşamalı Liu Tipi Tahmin Edici için Matematiksel Programlama Yaklaşımıyla Parametre Seçimi

4 International Mediterranean SCIENCE AND ENGINEERING CONGRESS (IMSEC 2019), Antalya, Turkey, 25 - 27 April 2019, pp.825-831

Eşanlı Denklemler Modeli için Bazı Uyarlanabilir Optimal Tahmin Edicilerin Tanımlanması

4 International Mediterranean SCIENCE AND ENGINEERING CONGRESS (IMSEC 2019), Antalya, Turkey, 25 - 27 April 2019, pp.832-838

INVESTIGATION OF TWO STAGE RIDGE ESTIMATOR UNDER LINEAR CONSTRAINTS

International Conference on Multidisciplinary Sciences, İstanbul, Turkey, 15 - 16 December 2018, pp.752-764

IMPLEMENTATION OF LINEAR CONSTRAINTS IN DISTRIBUTED LAG MODEL

International Conference on Multidisciplinary Sciences, İstanbul, Turkey, 15 - 16 December 2018, pp.765-775

INVESTIGATION OF TWO STAGE RIDGE ESTIMATOR UNDER LINEAR CONSTRAINTS

International Conference on Multidisciplinary Sciences, İstanbul, Turkey, 15 - 16 December 2018, pp.752-764

IMPLEMENTATION OF LINEAR CONSTRAINTS IN DISTRIBUTED LAG MODEL

International Conference on Multidisciplinary Sciences, İstanbul, Turkey, 15 - 16 December 2018, pp.765-775

Almon Modelinde Çapraz Geçerlilik Kriterinin Kullanımı ile Ridge ve Liu Tahmin Edicilerin Ön Tahmin Performansının Geliştirilmesi

3rd International Mediterranean Science and Engineering Congress (IMSEC2018), Adana, Turkey, 24 - 26 October 2018, pp.651-654

İki Aşamalı İki Parametreli Ridge Tahmin Edicinin Performansını Değerlendirmede Çapraz Geçerlilik Kriterinin Kullanılması

3rd International Mediterranean Science and Engineering Congress (IMSEC2018), Adana, Turkey, 24 - 26 October 2018, pp.1010-1016

İki Aşamalı İki Parametreli Ridge Tahmin Edicinin Performansını Değerlendirmede Çapraz Geçerlilik Kriterinin Kullanılması

3rd International Mediterranean Science and Engineering Congress (IMSEC2018), Adana, Turkey, 24 - 26 October 2018, pp.1010-1016

Almon Modelinde Çapraz Geçerlilik Kriterinin Kullanımı ile Ridge ve Liu Tahmin Edicilerin Ön Tahmin Performansının Geliştirilmesi