Education
1990 - 1995
1990 - 1995Doctorate
North Carolina State University, United States Of America
1982 - 1986
1982 - 1986Undergraduate
Ankara University, Fen Fakültesi, Matematik Bölümü, Turkey
Dissertations
1995
1995Doctorate
Priodograms of Unit Root Time Series
North Carolina State University
Foreign Languages
B2 Upper Intermediate
B2 Upper IntermediateEnglish
Research Areas
Social Sciences and Humanities
Agricultural Sciences
Health Sciences
Natural Sciences
Engineering and Technology
Academic Positions
2011 - Continues
2011 - ContinuesProfessor
Ankara University, Fen Fakültesi, İstatistik Bölümü
Managerial Experience
2012 - Continues
2012 - ContinuesHead of Department
Ankara University
2013 - 2017
2013 - 2017Head of Department
Ankara University
Courses
Supervised Theses
2018
2018Postgraduate
Air pollution of Ankara: Periodograms and harmonic regression analysis
AKDİ Y. (Advisor)
Y.OKKAOĞLU(Student)
2018
2018Postgraduate
Mevsimsel zaman serisi yöntemlerinin çevre verilerine uygulaması: Kocaeli örneği
AKDİ Y. (Advisor)
F.ÇELİKKANAT(Student)
2017
2017Doctorate
Mevsimsel zaman serilerinde kointegrasyon vektörünün tahmini: Spektral regresyon yaklaşımı
AKDİ Y. (Advisor)
J.NDIHOKUBWAYO(Student)
2015
2015Doctorate
Mevsimsel zaman serilerinde periodogram analizi ve sanayi üretim endeksi üzerine uygulamaları
AKDİ Y. (Advisor)
K.TEKİN(Student)
2014
2014Doctorate
Türkiye kırsalı bölgesel suç verilerinin analizi:Zaman serileri yaklaşımı
AKDİ Y. (Advisor)
Y.EMRE(Student)
2011
2011Postgraduate
Türkiye'de ekonomik büyüme ile enerji harcamaları arasındaki ilişki
AKDİ Y. (Advisor)
S.TETİK(Student)
2009
2009Postgraduate
Türkiye'de yatırım araçlarının getirilerinin modellenmesi üzerine uygulama çalışması
AKDİ Y. (Advisor)
S.CANBULAT(Student)
2008
2008Postgraduate
Türkiye'de döviz kuru geçişi: Şokların lineer olmayan yayılımı
AKDİ Y. (Advisor)
K.TEKİN(Student)
2008
2008TÜRKİYE’DE DÖVİZ KURU GEÇİŞİ: ŞOKLARIN LİNEER OLMAYAN YAYILIMI
AKDİ Y. (Advisor)
K.TEKİN(Student)
2007
2007Postgraduate
Mevsimsel zaman serilerinde birim kök testlerinin karşılaştırılmasına ilişkin bir simülasyon çalışması
AKDİ Y. (Advisor)
P.GÖKTAŞ(Student)
2006
2006Postgraduate
Durağan olmayan zaman serilerinde kointegrasyon vektörünün tahmini üzerine bir çalışma
AKDİ Y. (Advisor)
Y.BALKAYA(Student)
2005
2005Postgraduate
Mevsimsel zaman serilerinde kointegrasyon vektörünün tahmini üzerine bir uygulama çalışması
AKDİ Y. (Advisor)
H.TÜRE(Student)
2001
2001Postgraduate
Zaman serilerinde birim köklerin incelenmesi
AKDİ Y. (Advisor)
Y.YALÇIN(Student)
Journal articles indexed in SCI, SSCI, and AHCI
2024
2024The Refinement of a Common Correlated Effect Estimator in Panel Unit Root Testing: An Extensive Simulation Study
Omay T., AKDİ Y., EMİRMAHMUTOĞLU F., Eryılmaz M.
Mathematics
, vol.12, no.22, 2024 (SCI-Expanded)
2021
2021Precipitation cycles in Turkey
Yılmaz E., Akdi Y., Ugurca E., Çiçek İ., Atakan C.
THEORETICAL AND APPLIED CLIMATOLOGY
, vol.143, no.3-4, pp.1299-1314, 2021 (SCI-Expanded)
2021
2021Periodicity in precipitation and temperature for monthly data of Turkey
AKDİ Y., Unlu K. D.
THEORETICAL AND APPLIED CLIMATOLOGY
, vol.143, no.3-4, pp.957-968, 2021 (SCI-Expanded)
2020
2020Daily PM10, periodicity and harmonic regression model: The case of London
Okkaoglu Y., AKDİ Y., Unlu K. D.
ATMOSPHERIC ENVIRONMENT
, vol.238, 2020 (SCI-Expanded)
2020
2020Duration of Global Financial Cycles
AKDİ Y., Varlik S., BERUMENT M. H.
PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS
, vol.549, 2020 (SCI-Expanded)
2020
2020Daily electrical energy consumption: Periodicity, harmonic regression method and forecasting
AKDİ Y., GÖLVEREN E., Okkaoglu Y.
ENERGY
, vol.191, 2020 (SCI-Expanded)
2015
2015Visual Analysis Using Biplot Techniques of Rainfall Changes over Turkey
Alkan B. B., ATAKAN C., AKDİ Y.
MAPAN-JOURNAL OF METROLOGY SOCIETY OF INDIA
, vol.30, no.1, pp.25-30, 2015 (SCI-Expanded)
2009
2009The effect of different inflation risks on interest rates of the US
Yuksel E., AKDİ Y.
APPLIED ECONOMICS LETTERS
, vol.16, no.2, pp.169-175, 2009 (SSCI)
2009
2009Testing the PPP hypothesis for G-7 countries
AKDİ Y., Ozdemir Z. A., Olgun H.
APPLIED ECONOMICS LETTERS
, vol.16, no.1, pp.99-101, 2009 (SSCI)
2006
2006The relationship between different price indices: Evidence from Turkey
AKDİ Y., Berument H., Cilasun S.
PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS
, vol.360, no.2, pp.483-492, 2006 (SCI-Expanded)
2005
2005An empirical analysis of Istanbul stock exchange sub-indexes
Berument H., AKDİ Y., ATAKAN C.
STUDIES IN NONLINEAR DYNAMICS AND ECONOMETRICS
, vol.9, no.3, 2005 (SSCI)
1998
1998Periodograms of unit root time series: Distributions and tests
AKDİ Y., Dickey D.
COMMUNICATIONS IN STATISTICS-THEORY AND METHODS
, vol.27, no.1, pp.69-87, 1998 (SCI-Expanded)
Articles Published in Other Journals
2023
2023The long-run relationship between the prices of WTI and Brent crude oils – Periodogram based cointegration analyses
Akdi Y.
ENERGY ECONOMICS , vol.10, no.1, pp.35-43, 2023 (Peer-Reviewed Journal)
2020
2020HARMONIC REGRESSION ANALYSIS OF TERROR EVENTS IN TURKEY: PERIODICITIES AND FORECASTING
KARAMANOĞLU Y., AKDİ Y.
Güvenlik Bilimleri Dergisi , vol.9, no.1, pp.83-100, 2020 (Peer-Reviewed Journal)
2019
2019Petrol ve Doğalgaz Fiyatlarındaki Periyodik Dalgalanmalar
AKDİ Y., BALIBEY M., ATAY A.
Fırat Üniversitesi Sosyal Bilimler Dergisi
, vol.29, no.2, pp.317-325, 2019 (Peer-Reviewed Journal)
2019
2019Döviz Kurlarında Periyodik Dalgalanmalar
BALIBEY M., AKDİ Y.
Atatürk Üniversitesi Sosyal Biimler Enstitü Dergisi , vol.23, no.1, pp.123-131, 2019 (Peer-Reviewed Journal)
2019
2019PREPROCESSING STEPS IN fMRI: SMOOTHING
Daşkın H., YAMAN A., AKDİ Y.
Commun.Fac.Sci.Univ.Ank.Series A2-A3 , vol.61, no.2, pp.161-171, 2019 (Peer-Reviewed Journal)
2019
2019Forecasting air pollution rates in industrial centres: a case study for Kocaeli-Turkey
Atay A., AKDİ Y., Okkaoglu Y., Celikkanat F.
INTERNATIONAL JOURNAL OF ENVIRONMENTAL TECHNOLOGY AND MANAGEMENT
, vol.22, no.2-3, pp.177-188, 2019 (ESCI)
2019
2019Customs Union Effect in International Trade: Turkish Case
ERDİL E., AKDİ Y.
International Journal of Business and Management , vol.7, no.2, pp.43-58, 2019 (Peer-Reviewed Journal)
2018
2018Cycle Duration in Production with Periodicity – Evidence from Turkey
AKDİ Y., VARLIK S., BERUMENT M. H.
International Econometric Review , vol.10, no.2, pp.24-32, 2018 (Peer-Reviewed Journal)
2016
2016Mevsimsel Kointegrasyon Analizi Güney Afrika Örneği
NDIHOKUBWAYO J., AKDİ Y.
Gazi Üniversitesi Sosyal Bilimler Dergisi , vol.3, no.6, pp.34-48, 2016 (Peer-Reviewed Journal)
2015
2015An Investigation of the Shuttle Trade Dynamics of a Small Open Economy
ŞAHİN A., AKDİ Y., ATAKAN C.
International Journal of Economic Sciences and Applied Research
, vol.1, no.2, pp.1-12, 2015 (Peer-Reviewed Journal)
2015
2015Çitçinin Eline Geçen Fiyatların Genel Fiyat Endeksleri ve Döviz Kuruyla İlişkileri
ŞAHİN A., AKDİ Y.
İşletme, İktisat ve Finans , vol.22, no.252, pp.116-122, 2015 (Peer-Reviewed Journal)
2015
2015Regional Crime Analysis of Turkey A Time Series Approach
Yunus Emre K., AKDİ Y.
TÜRK İSTATİSTİK DERNEĞİ DERGİSİ
, 2015 (Peer-Reviewed Journal)
2014
2014The sources of transition probabilities in Turkish labour market: An empirical evidence for overlapping individual data, 2007- 2008
Yilmaz Ekşi G. P., AKDİ Y., Şahin A.
Journal of Economic Cooperation and Development
, vol.35, no.1, pp.23-46, 2014 (Scopus)
2014
2014Mevsimsel Birim Kök Testleri Türkiye Sanayi Üretim Endeksi Üzerine Bir Uygulama
TEKİN K., AKDİ Y.
Gazi Üniversitesi Sosyal Bilimler Dergisi , vol.1, no.1, 2014 (Peer-Reviewed Journal)
2011
2011Dynamic relationships in meat market
Selli F., Bayaner A., AKDİ Y., ŞAHİN A.
Electronic Journal of Applied Statistical Analysis
, vol.4, no.1, pp.83-90, 2011 (ESCI)
2008
2008Cointegration Relationship Between The Two Sides of The Electric Energy Sector
ŞAHİN A., AKDİ Y., ATAKAN C.
Selçuk J. Appl. Math. , vol.9, no.2, pp.65-72, 2008 (Peer-Reviewed Journal)
2008
2008An Investigation on the Shuttle Trade Dynamics of a Small Open Economy
ŞAHİN A., AKDİ Y., ATAKAN C.
International Journal of Economics Sciences and Applied Research
, vol.1, no.2, pp.1-2, 2008 (Peer-Reviewed Journal)
2007
2007Wheat yield dynamics: A structural econometric analysis
Sahin A., AKDİ Y., Arslan F.
Pakistan Journal of Biological Sciences
, vol.10, no.20, pp.3533-3540, 2007 (Scopus)
2006
2006The relationship between different price indexes: A set of evidence from inflation targeting countries
AKDİ Y., Berument H., Cilasun S. M., Olgun H.
Statistical Journal of the United Nations Economic Commission for Europe
, vol.23, no.2-3, pp.119-125, 2006 (Scopus)
2003
2003Diskriminant Analizinde Gerçek Hata Oranı Tahmin Edicilerinin Jackknife ve Bootstrap Değerlendirmesi
ALKAN B. B., ATAKAN C., AKDİ Y.
Anadolu Üniversitesi Bilim ve Teknoloji Dergisi , vol.4, no.1, pp.59-66, 2003 (Peer-Reviewed Journal)
Papers Presented at Peer-Reviewed Scientific Conferences
2018
2018Türkiye’de Yıllık Yağış Döngüleri
YILMAZ E., AKDİ Y., Uğurca E., ÇİÇEK İ.
TÜCAUM 30. YIL ULUSLARARASI COĞRAFYA SEMPOZYUMU, Ankara, Turkey, 3 - 06 October 2018, (Summary Text)
2018
2018Periodicty of Annual Precipitation of Turkey(Türkiye’xxde Yıllık Yağış Döngüler
YILMAZ E., AKDİ Y., ÇİÇEK İ., UĞURCA F. E., ATAKAN C.
International Geography Symposium on the 30th Anniversary of the Ankara University Research Center of Turkish Geography (TUCAUM), 3 - 06 October 2018, (Summary Text)
2018
2018Time Series Analaysis of Monthly Regional Rainfall Data: Periodicity and Forecasting
BALIBEY M., AKDİ Y.
14th International Conference on Social Science- ICSS XIV Frankfurt, Frankfurt, Germany, 2 - 03 March 2018, vol.1, pp.744-745, (Summary Text)
2017
2017Forecasting air pollution rates in industrial centers using a trigonometric regression approach: A case study for Kocaeli,Turkey.
AKDİ Y., Çelikkanat F., ATAY KAYIŞ A.
5th International Conference in Economics, Rome, Italy, 25 January - 27 December 2017, (Summary Text)
2016
2016Spektral Regresyon Analizi Türkiye ye Ait Turizm Verilerinin Modellenmesi
OKKAOĞLU Y., AKDİ Y.
Xth INTERNATIONAL STATISTICS DAY CONFERENCE, 7 - 09 October 2016, (Summary Text)
2016
2016Comparison between the HEGY and the Periodogram Based Seasonal Unit Root Tests
TEKİN K., AKDİ Y.
International Conference on Information Complexity and Statistical Modeling in High Dimensions with Applications (IC-SMHD-2016), 18 - 21 May 2016, (Summary Text)
2015
2015TIME SERIES ANALYSIS ON THE FREQUENCY DOMAIN OF THE REGIONAL RAINFALL IN TURKEY
SOYSAL F. E., ATAKAN C., AKDİ Y.
Uluslararası 9. İstatistik Kongresi, 28 October - 01 November 2015, (Full Text)
2012
2012Aylık Ortalama Yağış Miktarlarının Görsel Analizi Biplot Yaklaşımı
ALKAN B. B., ATAKAN C., AKDİ Y.
13. Uluslararası Ekonometri, Yöneylem Araştırması ve İstatistik Kongresi, 20 - 22 November 2012, (Summary Text)
Books
2018
2018Lineer Modellere Giriş: Teori ve Uygulama
AKDİ Y., BALIBEY M.
Gazi Kitapevi Tic. Ltd. Şti., Ankara, 2018
2016
2016UYGULAMALI REGRESYON ANALİZİ ARAŞTIRMA EL KİTABI
AKDİ Y., ŞAHİN A., YALÇIN Y., DOĞAN N., EMİRMAHMUTOĞLU F., KARAMANOĞLU Y. E., et al.
NOBEL AKADEMİK YAYINCILIK EĞİTİM DANIŞMANKIL, Ankara, 2016
2006
2006