| Short–mid-term solar power prediction by using artificial neural networks E Izgi, A Öztopal, B Yerli, MK Kaymak, AD Şahin Solar Energy 86 (2), 725-733, 2012 | 297 | 2012 |
| Artificial neural network approach to spatial estimation of wind velocity data A Öztopal Energy Conversion and Management 47 (4), 395-406, 2006 | 135 | 2006 |
| Innovative trend methodology applications to precipitation records in Turkey A Öztopal, Z Şen Water resources management 31, 727-737, 2017 | 128 | 2017 |
| On the regional wind energy potential of Turkey A Öztopal, AD Şahin, N Akgün, Z Şen Energy 25 (2), 189-200, 2000 | 124 | 2000 |
| Genetic algorithms for the classification and prediction of precipitation occurrence Z Şen, A Öztopal Hydrological sciences journal 46 (2), 255-267, 2001 | 73 | 2001 |
| The validation service of the hydrological SAF geostationary and polar satellite precipitation products S Puca, F Porcu, A Rinollo, G Vulpiani, P Baguis, S Balabanova, ... Natural hazards and earth system sciences 14 (4), 871-889, 2014 | 56 | 2014 |
| Application of genetic algorithm for determination of Angström equation coefficients Z Şen, A Öztopal, AD Şahin Energy conversion and management 42 (2), 217-231, 2001 | 33 | 2001 |
| Effect of derating factors on photovoltaics under climatic conditions of Istanbul B Yerli, MK Kaymak, E İzgi, A Öztopal, AD Şahin International Journal of Energy and Power Engineering 4 (8), 1303-1307, 2010 | 29 | 2010 |
| Solar irradiation estimation from sunshine duration by geno-fuzzy partial approach Z Sen, A Oztopal, A Sahin Energy sources 26 (4), 377-386, 2004 | 15 | 2004 |
| Wind speed modelling with artificial neural network A Öztopal, C Kahya, AD Şahin III. Ulusal Temiz Enerji Sempozyumu, 415-422, 2000 | 10 | 2000 |
| Extreme precipitation climate change scenario evaluation over Turkey A Öztopal International Journal of Global Warming 11 (4), 479-494, 2017 | 9 | 2017 |
| Determination of the representative time horizons for short-term wind power prediction by using artificial neural networks E İzgi, A Öztopal, B Yerli, MK Kaymak, AD Şahin Energy Sources, Part A: Recovery, Utilization, and Environmental Effects 36 …, 2014 | 9 | 2014 |
| The impacts of climate change on Istanbul and Turkey water resources Z Şen, A Uyumaz, M Cebeci, A Öztopal, M Küçükmehmetoğlu, M Özger, ... Istanbul Metropolitan Municipality, Istanbul Water and Sewerage …, 2010 | 8 | 2010 |
| TÜRKİYE’NİN YILDIRIM VE ŞİMŞEK GÖZLEMLERİNİN İNCELENMESİ A Öztopal Dokuz Eylül Üniversitesi Mühendislik Fakültesi Fen ve Mühendislik Dergisi 19 …, 2017 | 7 | 2017 |
| Kısa vadeli yağış modellemesi için yapay sinir ağları yaklaşımı A ÖZTOPAL, Z ŞEN İTÜDERGİSİ/d 8 (1), 2011 | 7 | 2011 |
| Assessment of regional air pollution variability in Istanbul Z Şen, A Öztopal Environmetrics: The official journal of the International Environmetrics …, 2001 | 7 | 2001 |
| Terrestrial irradiation–sunshine duration clustering and prediction Z Şen, A Öztopal Energy conversion and management 44 (13), 2159-2174, 2003 | 6 | 2003 |
| Final report on the impacts of climate change on İstanbul and Turkey water resources Z Şen, A Uyumaz, A Öztopal, M Cebeci, M Küçükmehmetoğlu, T Erdik, ... ISKI Project, Istanbul 552, 2010 | 5 | 2010 |
| Uydu ve yer kaynaklı meteorolojik değişkenlerle kısa vadeli yağış modellemesi için yapay sinir ağı yaklaşımı A Öztopal Fen Bilimleri Enstitüsü, 2007 | 4 | 2007 |
| Climate change expectations in the next half century of turkey S Sirdas, Z Şen, A Öztopal Causes, Impacts and Solutions to Global Warming, 103-127, 2013 | 3 | 2013 |
