Researchers H. Hasan Örkcü
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H. Hasan Örkcü Prof. Dr. Gazi University
Publication 26 Review 16 CrossRef Cited 4
26 Publication
16 Review
4 CrossRef Cited

Research Fields

Statistics Statistical Data Science Applied Statistics Mathematical Optimisation

Institution

Gazi University

Publications

Energy Modeling of Türkiye Road and Rail Transport Towards Net Zero Emissions Target (2025-2050)
Authors: Onur Dönmezçelik , Emre Koçak , H. Hasan Örkcü
Published: 2024 , Journal of Polytechnic
DOI: 10.2339/politeknik.1212520
FAVORITE 0 TOTAL DOWNLOAD COUNT 1176

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1176

The parameter estimation of the COVID-19 death based on the Gumbel distribution through the multi-objective programming: Turkey case
Authors: Ecem Demir Yurtseven , Emre Koçak , H. Hasan Örkcü
Published: 2024 , Gazi University Journal of Science
DOI: 10.35378/gujs.1393264
FAVORITE 0 TOTAL DOWNLOAD COUNT 27

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27

Analysis of the Performance of METU Technoparks Firms with Data Envelopment Analysis
Authors: H. Hasan Örkcü , Özge Sevim
Published: 2023 , Journal of Polytechnic
DOI: 10.2339/politeknik.685005
FAVORITE 0 TOTAL DOWNLOAD COUNT 1043

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1043

Influence of Finishing Procedures on Surface Roughness and Biaxial Flexural Strength of High-translucent 4Y-PSZ, 5Y-PSZ, and 6Y-PSZ Monolithic Zirconia
Authors: Gülsüm Doğru , Elif Demiralp , Emre Koçak , H. Hasan Örkcü , Prof. Dr. Cemal Aydın , Handan Yılmaz
Published: 2023 , Clinical and Experimental Health Sciences
DOI: 10.33808/clinexphealthsci.1073010
FAVORITE 0 TOTAL DOWNLOAD COUNT 505

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505

A multi-objective programming approach to Weibull parameter estimation
Authors: Emre Koçak , Ecem Demir Yurtseven , H. Hasan Örkcü
Published: 2022 , Hacettepe Journal of Mathematics and Statistics
DOI: 10.15672/hujms.912435
FAVORITE 0 TOTAL DOWNLOAD COUNT 817

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817

Madde ömrü tahmininde çok amaçlı programlama tabanlı bir yaklaşım: Weibull dağılımı uygulaması
Authors: Emre Koçak , H. Hasan Örkcü
Published: 2022 , Journal of the Faculty of Engineering and Architecture of Gazi University
DOI: 10.17341/gazimmfd.918607
FAVORITE 0 TOTAL DOWNLOAD COUNT 940

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940

Measuring the Efficiency of Turkish State Universities Based on a Two-Stage DEA Model
Authors: Emre Koçak , H. Hasan Örkcü
Published: 2021 , Gazi University Journal of Science
DOI: 10.35378/gujs.801115
FAVORITE 0 TOTAL DOWNLOAD COUNT 578

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578

Parametre Tahmininde Farklı Doğrusal Programlama Modellerinin Karşılaştırılması
Authors: Emre Koçak, H. Hasan Örkcü
Published: 2020 , Gazi Üniversitesi Fen Fakültesi Dergisi
DOI: 10.5281/zenodo.4317945
FAVORITE 0 TOTAL DOWNLOAD COUNT 443

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443

Karma-tamsayılı iki aşamalı veri zarflama analizi modeli ile en etkin tedarikçi seçimi
Authors: Volkan Soner Özsoy , Mediha Örkcü, Hasan Örkcü
Published: 2020 , Pamukkale University Journal of Engineering Sciences
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 663

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663

Risk Premium For Dependent Risks Using Utility Copulas And Risk Aversion
Authors: Kübra Durukan , Hasan Orkcu , Emel Kizilok Kara
Published: 2019 , Istatistik Journal of The Turkish Statistical Association
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 423

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423

Çok gruplu sınıflandırma problemlerine regresyon analizi ve matematiksel programlama tabanlı yeni bir yaklaşım
Authors: Mustafa İsa Doğan , Abdullah Orman , Mediha Örkcü , H. Hasan Örkcü
Published: 2019 , Journal of the Faculty of Engineering and Architecture of Gazi University
DOI: 10.17341/gazimmfd.571643
FAVORITE 0 TOTAL DOWNLOAD COUNT 1282

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1282

Şehirlerin Suç Türlerine Göre İkili Kümeleme Yöntemi ile Gruplandırılması: Türkiye Örneği
Authors: H. Hasan Örkcü , Bülent Altunkaynak, Ramazan Arslan
Published: 2018 , Süleyman Demirel University Journal of Natural and Applied Sciences
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 2429

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2429

A modified test for detecting influential decision-making units in data envelopment analysis
Authors: İrmak Acarlar , Sinem Tuğba Şahin Tekin , H. Hasan Örkcü
Published: 2018 , Hacettepe Journal of Mathematics and Statistics
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 778

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778

CLUSTERING OF CRIMINALS ACCORDING TO THE TYPES OF MATERIAL CAUGHT IN SMUGGLING: BICLUSTERING METHOD
Authors: Ramazan Arslan , Hacı Hasan Örkcü , Bülent Altunkaynak
Published: 2018 , International Journal of Economics and Administrative Studies
DOI: 10.18092/ulikidince.348119
FAVORITE 0 TOTAL DOWNLOAD COUNT 3094

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3094

CLUSTERING BY SECTORS ACCORDING TO THE TYPE OF FATAL ACCIDENTS IN TURKEY: THE BICLUSTERING METHOD
Authors: Ahmet Kocatürk , Bülent Altunkaynak , Hacı Hasan Örkcü
Published: 2018 , International Journal of Economics and Administrative Studies
DOI: 10.18092/ulikidince.348053
FAVORITE 0 TOTAL DOWNLOAD COUNT 3042

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3042

Ranking decision making units with the integration of the multi-dimensional scaling algorithm into PCA-DEA
Authors: Mehmet Guray Unsal , H. Hasan Orkcu
Published: 2017 , Hacettepe Journal of Mathematics and Statistics
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 627

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627

ESTIMATING THE PARAMETERS OF NONLINEAR REGRESSION MODELS THROUGH PARTICLE SWARM OPTIMIZATION
Authors: Volkan Soner Özsoy , H.Hasan Örkçü
Published: 2016 , Gazi University Journal of Science
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 5613

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5613

Veri Zarflama Analizi Tabanlı Yeni Bir Hibrid İki Gruplu Sınıflandırma Modeli
Authors: H. Hasan Örkcü , Mustafa İsa Doğan
Published: 2015 , Süleyman Demirel University Journal of Natural and Applied Sciences
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 1218

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1218

DATA ENVELOPMENT ANALYSIS CROSS EFFICIENCY EVALUATION APPROACH TO THE TECHNOLOGY SELECTION
Authors: H.hasan Örkcü , Mediha Örkcü
Published: 2015 , Gazi University Journal of Science Part A: Engineering and Innovation
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 1060

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1060

A Hybrid Applied Optimization Algorithm for Training Multi-Layer Neural Networks in Data Classification
Authors: H. Hasan Örkçü , Mustafa Doğan , Mediha Örkçü
Published: 2015 , Gazi University Journal of Science
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 1408

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1408

A New Approach To Cross Efficiency In Data Envelopment Analysis and Performance Evaluation of Turkey Cities
Authors: H.hasan Örkcü , Hasan Bal
Published: 2012 , Gazi University Journal of Science
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 688

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688

A COMBINING MATHEMATICAL PROGRAMMING METHOD FOR
Authors: H.hasan Örkcü , Hasan Bal
Published: 2011 , Gazi University Journal of Science
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 880

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880

COMBINING THE DISCRIMINANT ANALYSIS AND THE DATA ENVELOPMENT ANALYSIS IN VIEW OF MULTIPLE CRITERIA DECISION MAKING: A NEW MODEL
Authors: Hasan Bal, H. Hasan Örkçü
Published: 2010 , Gazi University Journal of Science
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 1135

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1135

The Comparison of Principal Component Analysis and Data Envelopment Analysis in Ranking of Decision Making Units
Authors: Filiz Kardıyen, H.hasan Örkcü
Published: 2010 , Gazi University Journal of Science
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 1408

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1408

A Goal Programming Approach to Weight Dispersion in Data Envelopment Analysis
Authors: Hasan Bal, H. Hasan Örkçü
Published: 2010 , Gazi University Journal of Science
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 1591

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1591

An Alternative Model to Fisher and LinearProgramming Approaches in Two-Group Classification Problem: Minimizing Deviations from the Group Median (Review)
Authors: Hasan Bal, H.hasan Örkcü , Salih Çelebioğlu
Published: 2010 , Gazi University Journal of Science
DOI: -
FAVORITE 0 TOTAL DOWNLOAD COUNT 897

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897

Articles published in
Clinical and Experimental Health Sciences
Clinical and Experimental Health Sciences
Gazi University Journal of Science
Gazi University Journal of Science
Gazi University Journal of Science Part A: Engineering and Innovation
Gazi University Journal of Science Part A: Engineering and Innovation
Gazi Üniversitesi Fen Fakültesi Dergisi
Gazi Üniversitesi Fen Fakültesi Dergisi
Hacettepe Journal of Mathematics and Statistics
Hacettepe Journal of Mathematics and Statistics
International Journal of Economics and Administrative Studies
International Journal of Economics and Administrative Studies
Istatistik Journal of The Turkish Statistical Association
Istatistik Journal of The Turkish Statistical Association
Journal of Polytechnic
Journal of Polytechnic
Journal of the Faculty of Engineering and Architecture of Gazi University
Journal of the Faculty of Engineering and Architecture of Gazi University
Pamukkale University Journal of Engineering Sciences
Pamukkale University Journal of Engineering Sciences
Süleyman Demirel University Journal of Natural and Applied Sciences
Süleyman Demirel University Journal of Natural and Applied Sciences
Editorship
Gazi University Journal of Science
Gazi University Journal of Science
Section Editor
Gazi Üniversitesi Fen Fakültesi Dergisi
Gazi Üniversitesi Fen Fakültesi Dergisi
Section Editor
Hacettepe Journal of Mathematics and Statistics
Hacettepe Journal of Mathematics and Statistics
Section Editor
Editorial Board Memberships
Gazi University Journal of Science
Gazi University Journal of Science
Gazi Üniversitesi Fen Fakültesi Dergisi
Gazi Üniversitesi Fen Fakültesi Dergisi

Reviews

Ankara Hacı Bayram Veli University Journal of the Faculty of Economics and Administrative Sciences
Ankara Hacı Bayram Veli University Journal of the Faculty of Economics and Administrative Sciences
Duzce University Journal of Science and Technology
Duzce University Journal of Science and Technology
Erciyes University Journal of Faculty of Economics and Administrative Sciences
Erciyes University Journal of Faculty of Economics and Administrative Sciences
Eskişehir Technical University Journal of Science and Technology A - Applied Sciences and Engineering
Eskişehir Technical University Journal of Science and Technology A - Applied Sciences and Engineering
Gazi University Journal of Science
Gazi University Journal of Science
Gazi Üniversitesi Fen Fakültesi Dergisi
Gazi Üniversitesi Fen Fakültesi Dergisi
Hacettepe Journal of Mathematics and Statistics
Hacettepe Journal of Mathematics and Statistics
Journal of Polytechnic
Journal of Polytechnic
Journal of Productivity
Journal of Productivity
Journal of the Faculty of Engineering and Architecture of Gazi University
Journal of the Faculty of Engineering and Architecture of Gazi University
Journal of Turkish Operations Management
Journal of Turkish Operations Management

Publications

Energy Modeling of Türkiye Road and Rail Transport Towards Net Zero Emissions Target (2025-2050)
Authors: Onur Dönmezçelik , Emre Koçak , H. Hasan Örkcü
Published: 2024 , Journal of Polytechnic
DOI: 10.2339/politeknik.1212520
CITED 3 FAVORITE 0 TOTAL DOWNLOAD COUNT 1176

3

0

1176

CLUSTERING OF CRIMINALS ACCORDING TO THE TYPES OF MATERIAL CAUGHT IN SMUGGLING: BICLUSTERING METHOD
Authors: Ramazan Arslan , Hacı Hasan Örkcü , Bülent Altunkaynak
Published: 2018 , International Journal of Economics and Administrative Studies
DOI: 10.18092/ulikidince.348119
CITED 1 FAVORITE 0 TOTAL DOWNLOAD COUNT 3094

1

0

3094

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