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Gülser
Köksal (Hacısalihoğlu)
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Education and
employment Research Teaching
Theses
supervised Publications Tutorials
Other
professional activities Honors, scholarships, awards
Docent,
Operations Research, November 1997, Higher Education Council of
Ph.
D., Industrial Engineering, May 1993, North
Carolina State University
M. S., Industrial Engineering, July 1987, Middle
East Technical University
B. S., Industrial Engineering, July 1985, Middle
East Technical University
1985-1986
Research Assistant, SIBAREN, METU
1986-1987 Teaching Assistant, Industrial
Engineering Department, METU
1988-1993 Research & Teaching Assistant,
Industrial Engineering Department, NCSU
1993-1999 Assistant Professor,
Industrial Engineering Department, METU
1999-2006 Associate Professor, Industrial
Engineering Department, METU
1996
Visiting Researcher, NCSU
2003-2004 Visiting researcher, S.P.A.C., METU Technopolis
2006-
Professor, Industrial Engineering
Department, METU
2010-2011 Visiting Professor, UIUC
Positions
1998-2000
Faculty of Engineering TQM Committee Member
1998-2000 IE
Department Preparation Committee for ABET Accreditation, Member
2000-2002 Faculty
of Engineering Academic Board Member
2001-2002 University
Self Evaluation Committee Member
2002-2003, 2005-2007 Faculty of
Engineering Strategic Planning Committee Member
2002
University Strategic Planning Support Office Member
2002-2003
Assistant to the Dean of Faculty of Engineering
2007-2010 National
Productivity Center General Assembly, University Representative Member
2008-2010 IE Department Preparation
Committee for ABET Accreditation, Coordinator
2008-ongoing University
Integrated Information System Steering Committee Member
2010-ongoing ISO/TC
69 SC 8 Application of Statistical and Related Methodology for New Technology
and Product Development Mirror Committee Member
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September 2008-ongoing |
Consultant |
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February 2006-June 2009 |
Principal Investigator |
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March 2007-December 2007 |
Principal
Investigator |
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October 2006-September 2007 |
Principal
Investigator |
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May 2004-April 2006 |
Researcher |
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May 2004-September 2004 |
Researcher |
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October 2003-May 2004 |
Principal Investigator |
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January 2003-May 2005 |
Trainer |
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May 2002-November 2003 |
Researcher |
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Sept. 2002-July 2003 |
Principal Investigator |
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May 2001-June 2002 |
Principal Investigator |
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May 1998 - October 2001 |
Researcher |
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July 1998 - July 1999 |
Researcher |
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July 1996 - October 1996 |
Visiting Researcher, |
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October 1995 - October 1996 |
Principle Investigator, |
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October 1994 - July 1995 |
Researcher, |
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January 1994 - June 2000 |
Consultant, Researcher, |
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January 1989 - December 1992 |
Research assistant, |
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July 1988-August 1988 |
Research assistant, |
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October 1986 - May 1987 |
System analyst, |
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October 1985 - March 1986 |
Research assistant, |
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RESEARCH INTERESTS |
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TEACHING
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September 1993 - ongoing |
Faculty member, |
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August 1992 - May 1993 |
Teaching assistant, |
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February 1986 - June 1987 |
Teaching assistant, |
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2000 |
Developer, |
TUTORIALS
/ CONTINUING EDUCATION SEMINARS
Sevgi Hospital, Data Collection and Analysis,
Problem Solving Techniques, Quality Function Deployment in Total Quality
Management (in Turkish), Ankara, February-May 1995
ASELSAN, Team Formation, Problem
Solving, and Benchmarking in TQM (in Turkish),
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ARTEMA, |
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Quality Function Deployment (in Turkish), Bozüyük,
September 1997 |
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Failure Mode and Effects Analysis (in Turkish), Bozüyük, October
1997 |
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Benchmarking (in Turkish), Bozüyük, October 1997 |
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Experimental Design and Robust Design (in Turkish), Bozüyük, December
1997 |
HEMA, Failure Mode and Effects
Analysis (in Turkish),
Bilkent Elementary School, Total Quality Management in Education
(in Turkish),
Ministry of Education, Inspection Board Headquarters,
Control services Seminar, Total Quality
in Education and Management (in Turkish),
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ERKUNT, |
Quality Function Deployment (in Turkish), |
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Experimental Design and Robust Design (in Turkish), October 1998 |
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Failure Mode and Effects Analysis (in Turkish), |
Ministry
of Education, Total Quality Management
(in Turkish),
MÜHİMMATSAN
Statistical Process Control (in Turkish), Kırıkkale, March
2001
Ministry of Education, Problem Solving for Total
Quality Education (in Turkish), June & October & December 2001
State Planning Organization, Problem Solving Techniques (in Turkish), June 2002.
Siemens Business Systems, Traffic Information System
Project, Basic Statistical Concepts and
Introduction to Data Analysis, April 2003.
KOSGEB, Customer Relationship Management (in Turkish), January 2005.
DHMI,
Problem Solving Techniques (in Turkish), Quality Management
Certificate Program,
Customer Relationship Management (in Turkish), Quality Management
Certificate Program,
Quality Function Deployment (in Turkish), Quality Management
Certificate Program,
VESTEL, Quality Function Deployment (in
Turkish), June 2006.
TÜBİTAK-SAGE, Quality Control based on Acceptance Sampling (in Turkish), METU
Continuing Education Center, Ankara, December 2006.
TOFAŞ, Quality Function Deployment (in
Turkish), May 2007.
AKSA, Quality Function Deployment (in
Turkish), July 2007.
Quality Management Certificate
Program (in
Turkish), METU Continuing Education Center
Teamwork, April 2000, November 2001
Communication Techniques, May 2000
Statistical Process Control, May
2000, January 2002
Problem Solution Techniques, April
2000, November 2001, March 2005, May, December 2008
Customer Relationship Management,
April 2005, May 2008, January 2009
Quality Function Deployment, April
2005, May 2008, January 2009
BRİSA, Quality Function Deployment (in
Turkish), June 2009.
THESES
SUPERVISED
Güleryüz,
T., Noise Simulation Through Design of Experiments
in a Noisy Laboratory, M. Sc. Thesis, September 1995.
Findikoglu,
Ö., A Method for Finding Final Weights of Customer
Requirements in Quality Function Deployment, M. Sc. Thesis, January 1996.
Doganoglu,
E.T., A Conceptual Model For Quality Information
System and a Policy Deployment Framework For a Hospital, M. Sc. Thesis, May
1997. (co-supervisor: N.E. Özdemirel)
Egitman,
A., Analysis of Industrial Engineering Education Stakeholder Requirements
and Their Deployment to Main Education Design Requirements, M. Sc. Thesis,
September 1997.
Çiçek,
C.M., A Model For Performance Measurement of
Total Quality Teams and An Application in a Private Hospital, M. Sc.
Thesis, September 1997.
Elmasyazar,
E., Quality Information Requirements Analysis and Modeling for a
Self-Directed Team in a Hospital, M. Sc. Thesis, December 1997. (co-supervisor: N.E. Özdemirel)
Malak,
N., An Expert System For Quality Control Charts Selection,
M. Sc. Thesis, January 1999.
Derin,
H. N., Application Of
Total Quality Management (TQM) Approaches on a Web-based TQM Course Design and
Conduct, M. Sc. Thesis, September 1999.
Isik,
Okay, Development and Application of Q-Charts For Multivariate Statistical
Process Control ,
M.Sc. Thesis, January 2001.
Yazlali,
Özgür, A Study of the Student Placement System For Higher Education
Institutions in
Nalçaci,
Burak, A Model and Its Application For
Efficiency Measurement of Departments within an Engineering Faculty, M.Sc.
Thesis, September 2001.
Karşılıklı,
Kantar,
Burcu, The Effect of Sample Size on the
Performance of Univariate Control Charts for Autocorrelated Data,
M.Sc. Thesis, June 2002. (Co-supervisor, Supervisor: T. Ula)
Sahinsev,
Gülay, Development and Application of
Control Charts for an Aircraft Wing Tip Part Production Process,
M.Sc. Thesis, October 2002.
Kantar,
Burcu, A Study on Number of Samples
Needed for Application of EWMAST and ARMA Charts in Monitoring Autocorrelated
Processes, M.Sc. Thesis, December 2002.
(Co-supervisor: T. Ula)
Dogan
Çetin, Filiz, Customer Relationship
Management System Design For METU-Online,
M.Sc. Thesis, September 2003. (co-supervisor: N.
Yalabik)
Büyükburç,
Atil, Robust Design of Lithium Extraction
From Boron Clays by Using Statistical Design and Analysis of Experiments,
M.Sc. Thesis, September 2003.
Taseli,
Aysun, The Effects of Inspection Error and Rework on Quality
Loss for a Nominal-the-best Type Quality Characteristic, M.Sc.
Thesis, August 2004.
Nalbant,
Serkan, An Evaluation of the Reinspection Decision Policies
for Software Code Inspections, M.Sc. Thesis, January 2005.
Özalp,
Yesim, "Integration of Supplier Processes: Supplier Segmentation, Supplier
Selection and Order Allocation in a Case Company", M. Sc. Thesis, October
2005.
Şarbak,
Nedret, A Linear Programming Approach to Quality Improvement
Project and Product Mix Selection Under Inspection Error and Rework,
M. Sc. Thesis, August 2006.
Dolgun,
Leman Esra, A Decision Matrix Based
Method For Determining Priorities of Quality Improvement Projects in Manufacturing
with Inspection Error and Rework, M. Sc. Thesis, December 2006.
Erdural,
Serkan, A Method for Robust Design of Products and Processes
with Categorical Response, M. Sc. Thesis, December 2006. (co-supervisor: Özlem İlk)
Güntürkün,
Fatma, A Comprehensive Review of Data Mining Applications
in Quality Improvement and A Case Study, M. Sc. Thesis, August
2007. (co-supervisor: İnci Batmaz)
Çabuk, Vuslat, Modeling and Analysis of Customer
Requirements from a Drivers Seat, M. Sc. Thesis, January 2008.
Küçükbahar, Duygu, Modeling
Monthly Electricity Demand In
Pehlivan, Canan, Controlling
High Quality Manufacturing Processes: A Robustness Study of the Lower-Sided TBE
EWMA Procedure, M. Sc. Thesis, June 2008. (Co-supervisor: Murat Caner
Testik).
Özsan, Güney, Monitoring
High Quality Processes: A Study of Estimation Errors on the Time-Between-Events
Exponentially Weighted Moving Average Schemes, M. Sc. Thesis, September
2008. (Co-supervisor: Murat Caner Testik).
Ayhan, Dilber, Multi-class
Classification Methods Utilizing Mahalanobis Taguchi System and a Re-sampling
Approach for Imbalanced Data Sets, M. Sc. Thesis, April 2009.
Yenidünya, Barış, Robust Design with binary response using Mahalanobis Taguchi System,
M. Sc. Thesis, June 2009.
Özer, Gizem, Fuzzy
Classification Models Based On Tanakas Fuzzy Linear Regression Approach and
Nonparametric Improved Fuzzy Classifier Functions, M. Sc. Thesis, July
2009. (Co-supervisor: İnci Batmaz)
Kılıç, Tuna, Fuzzy
Regression Modeling of Defect Rates in a Metal Casting Process, Çankaya University, M. Sc. Thesis,
September 2009. (Co-supervisor, Supervisor: Özlem Türker Bayrak)
Avcı, Ezgi, A Comparison of Some
Robust Regression Techniques, M. Sc. Thesis, September 2009.
Anaklı, Zeynep, A Comparison of Data Mining Methods For Prediction and Classification
Types of Quality Problems, M. Sc. Thesis, December 2009. (Co-supervisor:
Esra Karasakal)
Jabarnejad, Masood, An Improved
Organization Method for Association Rules and a Basis for Comparison of Methods,
M.S. Thesis, June 2010. (Co-supervisor: Murat Caner Testik)
Akteke-Öztürk, Başak, New Approaches to Desirability Functions by Nonsmooth and Nonlinear
Optimization, METU, Institute of Applied Mathematics, Ph.D. thesis, July 2010.
(co-supervisor, Supervisor: Gerhard Wilhelm Weber)
On-going Thesis Supervision
Altaban,
Ayşegül, Modeling Customer Loyalty
for Durable Products, Ph.D. thesis
Feşel-Akbay,
Nilgün, A Decision Support System for
Product Management, Ph.D. thesis
Dolgun,
Leman Esra, Decision Trees for Multiple
Response Variables,
Refereed
Journal Publications
Kaya, O., Kendirci, S., Kılcıoğlu, Ç., Okay, B., Özüretmen, C., İyigün, C.,
Kayalıgil, S., Köksal, G., 2010, Baz İstasyonu Yatırım
Planlaması (Base Station Investment Planning), Endüstri
Mühendisliği Dergisi, 21(3), 2-24.
Şekkeli, G., Köksal, G., Batmaz, İ.,
Bayrak, O.T., 2010, Classification models based on Tanakas fuzzy
linear regression approach: The case of customer satisfaction modeling, Journal of Intelligent & Fuzzy Systems.
21, 341351.
Köksal, G., Batmaz, İ.,
Testik, M.C. and Güntürkün, F., 2010, İmalat Sektöründe Kalite
İyileştirmede Veri Madenciliği Tekniklerinin
Kullanımı (Usage of Data Mining Techniques for Quality Improvement
in Manufacturing Industry), Verimlilik
Dergisi.
2, 1-14.
Köksal, G., 2009. Altı Sigma ve
Yalın Uygulamaları ile İlgili Bir Değerlendirme (An Evaluation of Six Sigma and Lean
Applications), Endüstri Mühendisliği
Dergisi, 20(4), 2-6.
Demirtaş, E.A., Anagün, A.S. and Köksal, G., 2009. Determination of optimal product styles by ordinal logistic
regression versus conjoint analysis for kitchen faucets, International Journal of Industrial Ergonomics, 39(5), 866-875.
Demirtaş, E.A., Anagün, A.S. and Köksal, G., 2008,
Mutfak Armatürü Tasarımının Kullanıcının Görsel
Algılarına Göre Lojistik Regresyon Yoluyla Belirlenmesi
(Determination of Kitchen Faucet Designs According to Visual Perceptions of
Users through Logistic Regression), Endüstri
Mühendisliği Dergisi, 19(2), 17-31.
Köksal, G., B. Kantar, T.A. Ula and M.C.
Testik, 2008, The Effect of Phase I Sample Size on The Run Length Performance
of Control Charts for Autocorrelated Data, Journal
of Applied Statistics, 35 (1), 67-87.
Büyükburç, A., Maraşlıoğlu, D., Uğur,
M.S. and Köksal, G., 2006, "Extraction
of lithium from boron clays by using natural and waste materials and
statistical modelling to achieve cost reduction", Minerals Engineering, (technical note),
19(4), 515-517.
Köksal, G. and Nalçacı, B., 2006,
"The relative efficiency of departments at a Turkish engineering college:
a data envelopment analysis", Higher
Education, 51(3), 173-189.
Büyükburç, A. and Köksal, G., 2005,
"An attempt to minimize the cost of extracting lithium from boron clays
through robust process design", Clays
and Clay Minerals, 53(3), 301-309.
Köksal, G., 2004, "Altı Sigma'da
Kısıtların Yönetimi" (Constraints Management in Six Sigma),
Altı Sigma Forum, 1(1),
36-43.
Köksal, G., 2004, "Selecting quality
improvement projects and product mix together in manufacturing: an improvement
of a theory of constraints-based approach by incorporating quality loss", International Journal of Production Research,
42(23), 5009-5029.
Üçtug,
Y. and Köksal, G., 2003, "An Academic Performance
Measurement System and Its Impact on Quality of Engineering Faculty Work at
Köksal, G. and Fathi, Y., 2003,
"Statistical Tolerancing Using Designed Experiments in a Noisy
Environment", Computers and
Industrial Engineering, 44, 515-526.
Çelik,
A., Güneş, T., Kayhan, M, Tanbaşı, U., Özdemirel, N.E., Köksal, G., 2001,
"Uçağın Taban Kirişine Robust Tasarım
Uygulaması" (Robust Design of an Aircraft Floor Beam), Endüstri
Mühendisligi Dergisi, 12 (3-4), 18-31.
Köksal, G. and Fathi, Y., December 1998,
"Design of Economical Noise Array Experiments for a Partially Controlled
Simulation Environment", Computers
and Industrial Engineering, 35(3-4), 555-558.
Köksal, G. and Eğitman, A., December
1998, Planning and Design of Industrial Engineering Education Quality, Computers and Industrial Engineering,
35(3-4), 639-642.
Köksal, G., Smith, W.A.,Jr.,
Fathi, Y., Lu, J.C. and McGregor, R., 1998, "A Case Study in Off-Line
Quality Control: Characterization and Optimization of Batch Dyeing Process
Design", International Journal of Technology Management: Special Issue
on Total Quality Management, 16 (4/5/6), 358-382.
Köksal, G., 1997, "Toplam Kalite
Yönetiminin Eğitim Sistemine Yararları" (Benefits of TQM in
Education System, 2nd Total Quality
Management Paper Contest: Award Receiving Papers,
TÜSİAD-KalDer, 52-64.
Özdemirel,
N.E., Yurttaş, G.Y. and Köksal, G.,
September 1996, "Computer Aided Planning and Design of Manufacturing
Simulation Experiments", Simulation, 67, 3, 171-191.
Köksal, G. and Smith, W.A., Jr., November
1995, "A Multi-Stage Application of Quality Function Deployment in
Textiles Dyeing and Finishing", Transactions on Operational Research,
7, 63-79.
Köksal, G., Smith, W.A., Jr. and Smith,
C.B., November 1992, "A System Analysis of Textiles Operations - A Modern
Approach For Meeting Customer Requirements", Textile
Chemist and Colorist, 24, 30-35.
Papers
under review / in revision
Akteke-Öztürk, B., Köksal, G. and Weber, G.W., Nonsmooth
Optimization Based Approaches to Multi-objective Problems by Desirability
Functions.
Jabarnejad, M., Testik, M.C. and
Köksal, G. Using Overlaps in Reducing Discovered Association Rules and a Novel
Basis to Compare Rule Reduction Methods.
Weber, G. W., Batmaz, İ, Köksal, G., Taylan, P. and Yerlikaya-Özkurt,
F. A New Contribution to Nonparametric Regression with Multivariate Adaptive
Regression Splines Supported by Continuous Optimisation.
Köksal, G., Taşeli, A., Dolgun, L.E. and Batmaz,
İ. The Effect of Inspection Error on Quality and Producer Losses: The
Case of Nominal-the Best Type Quality Characteristic and Rework.
Köksal, G., Batmaz, İ. and Testik, M. C. A
review of data mining applications for quality improvement in manufacturing
industry.
Book
Chapters
Batmaz, İ. and Köksal, G., 2010, Overview of Knowledge Discovery in
Databases Process and Data Mining for Surveillance Technologies and Early
Warning Systems, in Surveillance
Technologies and Early Warning Systems: Data Mining Applications for Risk
Detection, A.S. Koyuncugil, N. Özgülbaş (editors), Hershey, PA:
IGI Global, Chapter 1, 1-30.
Khoury,
G., S. Mavromoustakos, L. Alsaghir, G. Köksal, Ö.
Uncu, N. Dönmez, Y. Egan, I. Berrada, R. Jaber, 2005. "Introduction to
Customer Relationship Management", Rising to the Digital Challenge:
Lessons from Mediterranean Enterprises, B. Chapelet (editor), O. Aba, B.
Bounabat, A. Dogaç, G. Khoury, S. Savvides (co-editors), Centre TIME, Grenoble
Ecole De Management, Chapter 3, 101-166.
Conference
Papers
Akteke-Öztürk, B., Köksal, G. and Weber, G.W. Optimization of
Desirability Functions as a DNLP Model by Gams/Baron. Global Conference
on Power Control and Optimization PCO 2010.
Batmaz, İ.,
Yerlikaya-Özkurt, F., Kartal-Koç, E., Köksal, G.
and Weber, G.W., Evaluating the CMARS
Performance for Modelling Nonlinearities. Global Conference on Power
Control and Optimization PCO 2010.
Özer, G., Köksal, G., Batmaz, İ., Türker Bayrak, Ö., Kartal, E. and Kılıç, T. Classification
Models Based on Tanakas Fuzzy Linear Regression Approach: The Case of Customer
Satisfaction Modeling, 1st International
Fuzzy Systems Symposium Proceedings, 233-240,
Akteke Öztürk, B., Köksal, G. and Weber, G.W. Çekicilik
Fonksiyonlarının Bileşke Fonksiyonları Olarak Çözümlenmesi
(An Analysis of Desirability Functions as Composite Functions), Yöneylem Araştırması ve
Endüstri Mühendisliği 29. Ulusal Kongresi. CD ROM,
Kılıç,T., Özer, G., Kartal, E., Türker Bayrak, Ö., Batmaz,
İ. and Köksal, G. Bir döküm sürecinin kalitesinin bulanık regresyon
yöntemi ile modellenmesi (Modeling of a casting process quality using fuzzy regression),
Yöneylem Araştırması ve
Endüstri Mühendisliği 29. Ulusal Kongresi. CD ROM,
Yerlikaya, F., Weber, G.W., Taylan, P., Batmaz İ. and
Köksal, G. MARS Algoritmasında Tikhonov Düzenlemesi ve Çok Amaçlı
Optimizasyon Kullanımı (Usage of Tikhonov Regularization and Multi
Objective Optimization in MARS Algorithm), Yöneylem
Araştırması ve Endüstri Mühendisliği 28. Ulusal Kongresi Konferansı Bildirileri, CD-ROM, İstanbul, June 2008.
Çabuk, V., Demirtaş, E.A.,
Köksal, G. and Üner, B. Bir Sürücü Koltuğu İçin Müşteri
İstek ve Beklentilerinin Kapsamlı Analizi (A Comprehensive Analysis
of Customer Requirements and Expectations for a Drivers Seat), 2. Ulusal Kalite
Fonksiyon Göçerimi Sempozyumu, İzmir, CD-ROM, March 2008.
Köksal, G., Batmaz, İ. and Kartal, E. Developing a
Classification Model for Customer Satisfaction with a Drivers Seat: A
Comparative Case Study, Proceedings of 6th
International Symposium on Intelligent and Manufacturing Systems, 520-530,
Sakarya, October 2008.
Dolgun, L.E. and G. Köksal, A
Decision Matrix Based Method for Determining Priorities of Quality Improvement
Projects in Manufacturing with Inspection Error and Rework, 14th International Annual EurOMA Conference
Proceedings, CD ROM, 2007.
Erdural, S., G. Köksal and Ö.
İlk, A Method for Analysis of Categorical Data for Robust Product and
Process Design, Proceedings in Computational Statistics, 17th Symposium of the IASC,
Şarbak,
N., L.E. Dolgun and G. Köksal, Yeniden
İşleme ve Muayene Hatalarının Olduğu Üretim
Ortamında Ürün Karması ve Kalite İyileştirme Projelerinin
Seçimi (Selection of Product Mix and Quality Improvement Projects in
Manufacturing with Rework and Inspection Errors), 26th National Operations Research and Industrial Engineering Congress
Proceedings, Aladağ, Z. and Fığlalı, N. (Eds.), 22-25,
2006.
Dolgun, L.E., N. Şarbak and G. Köksal,
İmalatta Altı Sigma Projelerinin Seçimi için Bir Sezgisel Yöntem (A
Heuristic Approach to Selection of Six Sigma Projects in Manufacturing), 26th National Operations Research and
Industrial Engineering Congress Proceedings, Aladağ, Z. and
Fığlalı, N. (Eds.), 26-29, 2006.
Karaahmetoğlu,
C., E. Yılmaz, Y.Y. Çetin and G. Köksal,
Out-the-window Scene Properties in PC-based Helicopter Simulators, Proceedings of SPIE, Defense and Security
Symposium, Enhanced and Synthetic Vision, Vol. 6226, Verly, J.G. and Guell,
J.J. (Eds.), CD-ROM, 12 pages, 2006.
Karaahmetoğlu, C., Y.Y. Çetin, G. Köksal
and E. Yılmaz, Helikopter Simülatörleri için Görsel Bileşen
Özellikleri (Visual Component Properties for Helicopter Simulators),
Bakır,
B., İ. Batmaz, F.A. Güntürkün, İ.A. İpekçi, G. Köksal,
N.E. Özdemirel, Defect Cause Modeling with Decision Tree and Regression
Analysis, Proceedings of XVII. International Conference on Computer and Information Science and
Engineering,
Köksal, G. and S. Nalbant, September 2005,
"Yazılım Yeniden Muayenesine Karar Vermek için Uygun
Politikanın Seçimi" (Selection of an Appropriate Policy for Deciding
on Software Code Reinspection), Proceedings
of the 2nd National Software Engineering Symposium, CD-ROM,
Çetin,
F. D. and G. Köksal, September 2005,
"Customer Relationship Management of Web-based Education: A Case Study for
METU-Online", SEFI 2005 Proceedings,
146-151,
Onay,
P., N. Yalabik and G. Köksal, July 2005,"e-Campus
IS: Information System for a Virtual University Consortium", ITHET 6th Annual International Conference,
CD-ROM,
Nalbant,
S. and G. Köksal, June 2005, "An Evaluation of the
Reinspection Decision Policies For Software Code
Inspections", Proceedings of the
35th International Conference on Computers and Industrial Engineering,
1421-1426,
Özalp,
Y., G. Köksal and S.N. Wasti, June 2005, "An Integrative
Framework For Supplier Segmentation", Proceedings of the 35th International Conference on
Computers and Industrial Engineering, 1493-1497,
Taseli, A. and G. Köksal, June
2005, "The Effect of Inspection Error and Rework on Quality Loss", Proceedings of the 35th International Conference on
Computers and Industrial Engineering, 1887-1892,
Türker,
Ö., G. Köksal and E.
Okandan, June 2005, "Forecasting the Natural Gas Demand at New Locations:
A Case Study For
Köksal, G. and B. Mertoglu, April 2005,
"Selection of Quality Improvement Projects - Criteria Involved and a Model
For Manufacturing Operations", 49th
EOQ Congress Proceedings, CD-ROM,
Arıtürk, T. and G. Köksal,
April 2005, "Attaining Six Sigma Quality through Design - Models for
Integrated Use of Tools and Applications", 49th EOQ Congress Proceedings, CD-ROM,
Taşeli, A. and Köksal, G., June
2004, "Yeniden Isleme ve Muayene Hatasının Kalite Kaybı
Üzerindeki Etkileri", 24th National Operations Research and
Industrial Engineering Congress Proceedings, 367-369,
Çetin,
F. D. and Köksal, G., October 2003,
"Uzaktan Eğitim Ortaminda Müşteri İlişkileri Yönetimi:
METU-Online Üzerine Bir Uygulama" (Customer Relationship Management in
Distance Education Environment: An Application to METU-Online), 12th National Quality Congress, CD-ROM,
Acar, A., Güven, S., Köksal, G.,
Öz, Ö. and Üçtuğ, Y., October 2003, "ODTÜ Stratejik Planlaması
Modeli ve ODTÜ Mühendislik Fakültesi Uygulaması" (METU Strategic
Planning Model and METU College of Engineering Application), 12th National Quality Congress, CD-ROM,
Kantar,
B., Köksal, G. and Ula, T.A., April 2003, "Örneklem
Sayısının Otokorelasyon İçeren Gözlemlere Uygulanan EWMAST
Semasının Performansına Etkisi" (Effect of Number of
Samples on Performance of EWMAST Chart Applied to Autocorrelated Data), The Third Statistics Congress, 252-255,
Köksal, G. and Mertoğlu, B., April
2002, "An Integrated QFD Approach to Focusing Quality Improvements in
Manufacturing", First National
Quality Function Deployment Symposium, 201-212,
Köksal, G. and
Köksal, G. and
Köksal, G. and Derin, H.N., November 1999,
Eğitimde Toplam Kalite ve Uzaktan Eğitim: Toplam Kalite Yönetimi
Dersinin Yeniden Tasarımı ve Sürekli Iyileştirilmesi (Total
Quality in Education and Distance Education: Redesign and Continuous
Improvement of TQM Course), 8th National Quality Congress Proceedings, CD-ROM,
Saatçioğlu, Ö.,
Doğrusöz, H., Köksal, G., Karasakal, E.K.,
Altekin, T. and Arıkan, C., November 1999,
Köksal, G. and Derin H.N., June 1999,
"Design and Conduct of a Partially Asynchronous Course on Total Quality
Management", ASEE Annual Conference
Proceedings, CD-ROM,
Köksal, G., and Çiçek, M., November 1998,
"Toplam Kalite Takımları için Bir Performans Ölçüm Modeli ve Bir
Uygulama" (A Performance Measurement Model for Total Quality Teams and An
Application), 7th National Quality Congress Proceedings,
Köksal, G. and Fındıkoğlu, Ö., June 1998, "Quality Planning in The Existence of
Multiple Customers: A Scoreboard Design Case", Transactions from the 10th
Symposium on Quality Function Deployment,
Köksal, G. and Eğitman, A., December
1997, Planning and Design of Industrial Engineering Education Quality, Proceedings
of 22nd International Conference on Computers and Industrial Engineering,
Cario, 240-243.
Köksal, G. and Fathi, Y., December 1997,
Design of Economical Noise Array Experiments For a
Partially Controlled Simulation Environment, Proceedings of 22nd
International Conference on Computers and Industrial Engineering, Cario,
300-303.
Köksal, G., November 1997, Tekstil Ürünleri
için Kalite İşlev Konuşlandırma ve Robust
Tasarım" (Quality Function Deployment and Robust Design for Textile
Products), 6th National Quality Congress Proceedings,
Köksal, G. and Eğitman, A., May 1997,
Egitim Kalitesinin Planlanması: Endüstri Mühendisliği için Bir
Uygulama (Education Quality Planning: An Application for Industrial
Engineering), Continuous Quality Improvement in Higher Education Symposium
Proceedings,
Köksal, G. and Fındıkoğlu, Ö., November 1996, "Kalite İşlev
Konuşlandırmada Müşteri Gruplarının İsteklerini
Ağırlıklandırmak için Bir Yaklaşım ve Bir
Uygulama" (A Method for Weighting Requirements of Customer Groups in QFD
and An Application), 5th National Quality Congress Proceedings,
Çiçek,
M.C. and Köksal, G., October 1996,
"Toplam Kalite Yönetiminde Takim Performansının Ölçümü"
(Team Performance Measurement in TQM), 18th National Operations
Research and Industrial Engineering Congress Proceedings,
Doğanoğlu,
E.T., Saatçioğlu, Ö., Özdemirel, N.E.,
Elmasyazar, E. and Köksal, G., October 1996, "Bir
Özel Hastane için Kalite Bilgi Sistemi Tasarimi" (A Quality Information
System Design for a
Köksal, G., March 1996, "Textile
Process Design Optimization Through Quality
Engineering", 1996 International Textile Conference Proceedings,
Köksal, G. and Saatçioğlu, Ö., November 1995, "Bir Özel Hastanede Hasta
Karşılama ve Uğurlama Kalitesinin İyileştirilmesi için
Bir Takım Çalışması" (A Teamwork for Improving Quality
of Patient Admission and Discharge in a
Saatçioğlu, Ö. and Köksal, G.,
November 1995, "Bir Özel Hastane için Toplam Kalite Yönetim Sistemi
Tasarımı" (A Total Quality Management System for A Private
Hospital), 4th National Quality Congress Proceedings,
Conference
Presentations / Abstracts
Şener, G., Ergezer, Ö.,
Köksal, G., Otomotiv Sektöründe Yetkili Servis İhtiyacı Tespiti ve
Tahmin Çalışmaları, Yöneylem
Araştırması ve Endüstri Mühendisliği 30. Ulusal Kongresi,
İstanbul, July 2, 2010.
Köksal, G. and Batmaz, İ., İmalat
Sanayinde Kaliteli Ürün ve Süreç Geliştirme için Veri Madenciliği
Yaklaşımları. 7.
İstatistik Günleri Sempozyumu.
Asar, Ö., Kartal, E., Aslan, S.,
Öztürk, M.C., Yozgatlıgil, C., Çınar, İ., Batmaz, İ.,
Köksal, G., Türkeş, M., Tatlı, H., 1950-2006 Yılları
Arasındaki Türkiye Yağış Verilerinin
Tanımlayıcı Veri Madenciliği Yöntemleri ile Analizi. 7. İstatistik Günleri Sempozyumu.
Kartal, E., Fahmi, F.M., İyigün,
C., Türkeş, M., Yozgatlıgil, C., Purutçuoğlu, V., Batmaz,
İ., Köksal, G., Türkiye İklim Bölgelerinin Hiyerarşik Kümeleme
Yöntemi ile Belirlenmesi. 7.
İstatistik Günleri Sempozyumu.
Köksal, G., December 2009. Kalite
İyileştirmede Veri Madenciliği Yaklaşımları ve
Uygulamaları, 5. Endüstri
Mühendisliği ve Sanayi Zirvesi,
Köksal, G., October 2009. Kalite
Sınıflandırma ve Eniyileme için Mahalanobis Taguchi
Yaklaşımları, 18. Ulusal Kalite Kongresi, İstanbul.
Köksal, G., Anaklı, Z., Batmaz, İ., Yerlikaya
Özkurt, F., Testik, M.C., Kartal, E., Kayalıgil, S., Bakır, B.,
Karasakal, E., July 2009. Comparison of Data Mining
Algorithms for Classification and Prediction in Quality Improvement, 23rd European Conference on Operational
Research, 39,
Bakır, B., Ayhan, D., Yenidünya, B., Köksal, G., July
2009. A Re-sampling Approach and Its Applications for MTS
Classification Based on Imbalanced Data, 23rd
European Conference on Operational Research, 39-40,
Ayhan, D., Köksal, G., July 2009. Multi-class
MTS Classification Algorithms and Their Applications, 23rd European Conference on Operational Research, 63-64,
Akteke-Öztürk, B., Köksal, G., Weber, G.W., July 2009.
Non-smooth Optimization of Desirability Functions by MSG Algorithm, 23rd European Conference on Operational
Research, 40,
Yerlikaya Özkurt, F., Taylan, P., Batmaz, İ., Köksal,
G., Weber, G.W., July 2009. A Modification of MARS by
Tikhonov Regularization and Conic Quadratic Programming for Modeling Quality
Data, 23rd European Conference on
Operational Research, 299,
Yenidünya, B., Köksal, G., July 2009. Design
Parameter Optimization Using MTS, 23rd
European Conference on Operational Research, 63,
Özer, G., Kılıç, T., Kartal, E., Batmaz,
İ., Bayrak, Ö.T., Köksal, G., Türkşen, B., July 2009. A Nonparametric Improved Fuzzy Classifier Function Approach for
Classification Based on Customer Satisfaction Survey Data, 23rd European Conference on Operational
Research, 63,
Avcı, E., Köksal, G., June 2009. Bazı
Sağlam Regresyon Yöntemlerinin Bir
Karşılaştırması, Yöneylem
Araştırması ve Endüstri Mühendisliği 29. Ulusal Kongresi,
93,
Yenidünya, B., Köksal, G., June 2009. Mahalanobis
Taguchi Sistemi ile Tasarım Optimizasyonu: İki Düzeyli
Çıktı Değişkeni Durumu, Yöneylem Araştırması ve Endüstri Mühendisliği 29. Ulusal Kongresi, 121,
Yerlikaya
Özkurt, F., Batmaz, İ., Taylan, P., Köksal, G., Weber, G.W., June 2009. CMARS ile Doğrusal Olmayan Veri
Yapılarının Modellenmesi, Yöneylem
Araştırması ve Endüstri Mühendisliği 29. Ulusal Kongresi
Bildiri Özetleri, 94,
Köksal,
G., Anaklı, Z., Batmaz, İ., Yerlikaya Özkurt, F., Testik, M.C.,
Kartal, E., Kayalıgil, S., Bakır, B., Karasakal, E., July 2009, Comparison
of Data Mining Algorithms for Classification and Prediction in Quality
Improvement, 23rd European
Conference on Operational Research,
Bakır, B., Ayhan, D., Yenidünya, B., Köksal, G., July
2009, A Re-sampling Approach and Its Applications for MTS Classification Based
on Imbalanced Data, 23rd
European Conference on Operational Research,
Akteke-Öztürk, B., Köksal, G., Weber, G.W., July 2009,
Nonsmooth Optimization of Desirability Functions by MSG Algorithm, 23rd European Conference on
Operational Research,
Yenidünya, B., Köksal, G., July 2009, Design Parameter
Optimization Using MTS, 23rd
European Conference on Operational Research,
Özer,
G., Kılıç, T., Kartal, E., Batmaz, İ., Türker Bayrak, Ö.,
Köksal, G., Türkşen B., July 2009, A Nonparametric Improved Fuzzy
Classifier Function Approach for Classification Based on Customer Satisfaction
Survey Data, 23rd European
Conference on Operational Research, Bonn, 63.
Ayhan,
D., Köksal, G., July 2009. Multi-class MTS Classification Algorithms and Their
Applications, 23rd European
Conference on Operational Research,
Kartal, E., Batmaz, İ., Köksal, G., July 2009,
Multicriteria Optimization for the Performance of Solid Rocket Motor, 23rd European Conference on
Operational Research,
Yerlikaya Özkurt, F., Taylan, P., Batmaz, İ., Köksal,
G., Weber, G.W., July 2009, A Modification of MARS by Tikhonov Regularization
and Conic Quadratic Programming for Modeling Quality Data, 23rd European Conference on
Operational Research,
Yenidünya,
B., Köksal, G., June 2009. Mahalanobis
Taguchi Sistemi ile Tasarım Optimizasyonu: İki Düzeyli
Çıktı Değişkeni Durumu, Yöneylem Araştırması ve Endüstri Mühendisliği 29. Ulusal Kongresi,
Kılıç,
T., Özer, G., Kartal, E., Türker Bayrak, Ö., Batmaz,
İ., Köksal, G., June 2009. Bir
Döküm Sürecinin Kalitesinin Bulanık Regresyon Yöntemi ile Modellenmesi, Yöneylem Araştırması ve
Endüstri Mühendisliği 29. Ulusal Kongresi,
Akteke
Öztürk, B., Köksal, G., Weber, G.W., June 2009. Çekicilik
Fonksiyonlarının Bileşke Fonksiyonları Olarak
Çözümlenmesi, Yöneylem
Araştırması ve Endüstri Mühendisliği 29. Ulusal Kongresi,
Akteke-Öztürk,
B., Köksal, G. and Weber, G.W. Çekicilik Fonksiyonları: Pürüzlü
Optimizasyon ile Yeni Yaklaşımlar, 28. Ulusal Yöneylem Araştırması ve Endüstri
Mühendisliği Konferansı, İstanbul, June 2008.
Anaklı,
Z., Bakır, B., İpekçi, İ, Köksal, G. and Kayalıgil, S.
Kalite Geliştirmede Veri Madenciliği: Sınıflandırmada
Performans Ölçüleri Etkileşim Değerlendirmesi, 28. Ulusal Yöneylem Araştırması ve Endüstri
Mühendisliği Konferansı, İstanbul, June 2008.
Ayhan, D. and Köksal, G. Sınıflandırmada
Mahalanobis Taguchi Sistem Yaklaşımı ve Lojistik Regresyon ile
Karşılaştırılması, 28. Ulusal Yöneylem
Araştırması ve Endüstri Mühendisliği Konferansı, İstanbul, June 2008.
Bakır,
B. and Köksal, G. Ürün Tasarımı ile İlgili Müşteri Sesinin
Modellenmesi: Bayes İnanç Ağları, 28. Ulusal Yöneylem Araştırması ve Endüstri Mühendisliği
Konferansı, İstanbul, June 2008.
Köksal, G., M.C. Testik, F.A. Güntürkün,
İ. Batmaz, Data Mining Applications in Quality Improvement: A Tutorial
and a Literature Review, 22nd European
Conference on Operational Research,
İpekçi,
A.İ., G. Köksal, E. Karasakal, N.E.
Özdemirel, M.C. Testik, Multi Response Decision Tree Approach Applied To A
Discrete Manufacturing Quality Improvement Problem, 22nd European Conference on Operational Research, Prague, July
2007.
Demirtaş,
E. A., A. S. Anagün, G. Köksal, N. Burnak, An
Integrated Approach to Explore User Preferences of Sink Mixers and Design
Optimization, 22nd European Conference
on Operational Research, Prague, July 2007.
Köksal, G., M.C. Testik, F.A. Güntürkün,
İ. Batmaz, Kalite İyileştirmede Veri Madenciliği
Yaklaşımları ve Uygulamaları (Data Mining Approaches in
Quality Improvement and Applications), Presentations
of 16th National Quality Congress
(http://www.kalder.org/genel/16kongre/GULSER%20KOKSAL.ppt), November 2007,
İstanbul.
Demirtaş,
E. A., A. S. Anagün and G. Köksal, Mutfak Armatürü
Tasarımında Kullanıcı Hislerinin Analizi ve
Kullanıcıların Görsel Algılarına Göre En İyi
Tasarım Alternatiflerinin Belirlenmesi (Analysis of Users Feelings of
Kitchen Faucet Designs and Determination of the Best Design Alternatives Based
on Users Visual Perceptions), 7th
National Production Research Symposium, November 2007.
Köksal, G., B. Kantar, T. Ula and M.C.
Testik, July 2005, "Örneklem Büyüklügünün Otokorelasyonlu Verilerin
Izlenmesi için Kullanılan Kontrol Semalarinin Performansina Etkisi"
(The Effect of Sample Size on the Performance of Control Charts used for
Monitoring Autocorrelated Data), XXV. National Congress of Operations Research and Industrial Engineering,
Büyükburç, A., D. Maraşlıoğlu, U. Bilici
and G. Köksal, June 2005, "Extraction of Lithium From
Boron Clays by Using Natural and Waste Materials and Statistical Modelling to
Achieve Cost Reduction", Processing
and Disposal of Mineral Industry Wastes '05,
Mertoğlu,
B. and Köksal, G., July 2003, "Improving Throughput and
Quality through Integrated Use of QFD, TOC, FMEA and SPC", EURO/INFORMS Joint International Meeting,
Köksal, G., Sahinsev, G. and Isik, O., July
2003, "Development and Analysis of Multivariate Q Charts for a Short Run
Aircraft Part Production Process", EURO/INFORMS
Joint International Meeting,
Kantar, B., Ula, A.T. and Köksal, G.,
July 2002, "Örneklem Büyüklügünün Özilintili Verilere Uygulanan Artik
Kontrol Semalarinin Performansina Katkisi" (Contribution of Number of
Samples to Performance of Residual Control Charts Applied to Autocorrelated
Data), XXIIIth National Operations Research and Industrial
Engineering Congress, 76-77,
Şahinsev, G. and Köksal, G.,
July 2002, "Bir Uçak Parça Üretiminde Istatistiksel Kontrol Semalarinin
Uygulanmasi" (Application of Statistical Control Charts to an Aircraft
Part Production Process), XXIIIth National Operations Research
and Industrial Engineering Congress, 75-76,
Üçtuğ,
Y. and Köksal, G., July 2002, "An Academic Performance
Measurement System and Its Impact on Quality of Engineering Faculty Work at
METU", Fourteenth International
Conference on Assessing Quality in Higher Education, 34,
Nalçacı, B. and Köksal, G., July 2001, "Bir Fakülteye Bağlı
Bölümlerin Performanslarının
Karşılastırılması" (Comparison of University
Department Performances), XXIIth National Operations Research and
Industrial Engineering Congress,
Köksal, G., Altekin, T., Dogrusöz, H.,
Karasakal, E.K., Saatçioğlu, Ö., June 2000,
"TÜBİTAK-TİDEB Öğrenen Yönetim Sistemi
Tasarımı" (Learning Management System Design For TÜBITAK-TIDEB),
XXIth National Operations Research and Industrial Engineering
Congress, Gazimagusa,
Köksal, G. and Derin H.N., June 1998,
"Toplam Kalite Yönetimi Eğitiminde Toplam Kalite ve Uzaktan
Eğitim İlkelerinin Uygulanması" (Application of Total
Quality and Distance Education Principles in Total Quality Management
Education), XXth National Operations Research and Industrial
Engineering Congress,
Malak, N. and Köksal, G., June
1998, "An Expert System for the Selection of Quality Control Charts",
19th National Operations Research and Industrial Engineering
Congress,
Köksal, G. and Saatçioğlu, Ö., July 1995, "Bir Özel Hastanede Toplam Kalite
Yönetimi için Sistem Analizi" (System Analysis for Total Quality
Management in a
Saatçioglu, Ö. and Köksal, G., July
1995, "Hastanelerin Toplam Kalite Yönetimi için Organizasyon
Modelleri" (Organization Models for Total Quality Management of
Hospitals), 17th National Operations Research and Industrial
Engineering Congress,
Köksal, G., July 1994, "Combining
Taguchi and Nonlinear Programming Methodologies for Quality Engineering: A
Textiles Case Study", 16th National Operations Research and
Industrial Engineering Congress,
Köksal, G., Lu, J.C., Smith, W.A., Jr.,
Fathi, Y. and McGregor, R., November 1992, "Formulation and Empirical
Modeling of Performance Measures For Robust Design of
Batch Dyeing Process", ASQC-ASA 36th Annual Fall Technical
Conference Abstracts, page 10. (ASQC-ASA 36th
Annual Fall Technical Conference,
|
2008 |
Cited for high academic achievement by METU for the
period 2005-2007 |
|
2004 |
Cited for high academic achievement by METU for the
period 2001-2003 |
|
2004 |
Certificate in Customer Relationship Management
Teaching, awarded by Grenoble Ecole De Management |
|
2003 |
Certified QFD Green
Belt |
|
1997 |
TÜSİAD, KalDer and Yeni Yüzyıl Newspaper,
Paper Contest, Benefits of Total Quality Management for Education System,
Mention |
|
1996 |
TÜBİTAK-NATO-B2
research scholarship |
|
1987 - 1991 |
Turkish Government Ph.D. scholarship |
|
1985 - 1987 |
TÜBİTAK
higher education scholarship |
|
1985 |
METU Industrial Engineering Department, the most outstanding
graduate of the year |
OTHER
PROFESSIONAL ACTIVITIES
Participated
in the organization of:
Data Mining in Early Warning Systems stream, 24th European Conference on Operational
Research,
Data Mining in Quality Improvement stream, 23rd European Conference on Operational
Research,
40th Anniversary of
Industrial Engineering in
Data Mining Applications in Quality Improvement stream, 22nd European Conference on Operational
Research,
15th International
Conference on Multiple Criteria Decision Making,
19th National OR &
IE Conference,
17th National OR &
IE Conference,
Attended
Courses/Seminars:
MEDFORIST Workshop (on e-business and CRM), 5 days,
QFD
Institute, QFD Green Belt Workshop, 2 days, İzmir, 2002.
TÜSİAD-KalDer
Excellence Model Training, 3 days,
Engineering Education Seminar, 2 days, METU,
Professional
memberships:
Turkish Journal of Fuzzy Systems,
Member of the Editorial Board, 2010-ongoing
Endüstri Mühendisliği
Dergisi- Guest editor for Six Sigma-Lean special issue, 2008-2009
Altı Sigma Forum,
Member of the Editorial Board, 2003-ongoing
Yöneylem Araştırması Derneği
(Turkish Society of Operational Research)
KalDer (Turkish Society of Quality)