Yeşim Ülgen Sönmez, Asaf Varol, In-depth investigation of speech emotion recognition studies from past to present The importance of emotion recognition from speech signal for AI-, Intelligent Systems with Applications, 2024-03, DOI: 10.1016/j.iswa.2024.200351

Danbatta, S.J., Muhammad, A., Varol, A. et al. Forecasting monthly rainfall using hybrid time-series models and Monte Carlo simulation amidst security challenges: a case study of five districts from northern Nigeria. Environ Dev Sustain (2024). https://doi.org/10.1007/s10668-024-04516-6

Salim Jibrin Danbatta, Asaf Varol, Forecasting Foreign Visitors Arrivals Using Hybrid Model and Monte Carlo Simulation, International Journal of Information Technology & Decision Making, Vol. 21 No. 06, pp. 1859-1878 (2022). https://doi.org/10.1142/S0219622022500365, https://worldscientific.com/doi/10.1142/S0219622022500365

Salim Jibrin Danbatta, Asaf Varol, ANN-polynomial-Fourier series modeling and Monte Carlo forecasting of tourism data, Journal of Forecasting, 2022; 41: 920-932, Doi: 10.1002/for.2845

Abdlrazaq, Ahmed; Varol, Asaf, Cloud Computing's Impact on Enterprises in Term of Security and Cost, International Journal of Security (IJS), Volume (12): Issue (1): 2021 Source: International Journal of Security, January 2021, VOL 12, ISSUE 1, Published: 2021

Title: Software Engineering and Artificial Intelligence: Re-enhancing the Lifecycle
Author(s): Saeed, Sabeer ; Varol, Asaf
Source: Computer Science & Information Technology (CS & IT), DOI: 10.5121/csit.2021.112403, pp. 33-44, 2021, CSCP 2021

Danbatta, Salim Jibrin; Varol, Asaf, Monte Carlo Forecasting of Time Series Data Using Polynomial-Fourier Series Model, International Journal of Modeling, Simulation, and Scientific Computing, Page: 2141004, Published: 2021

Karakoç, Mehmet Mehdi; Çelik, Gaffari; Varol, Asaf, Car Price Prediction Using An Artificial Neural Network, Eastern Anatolian Journal of Science, Vol 6, Issue 2, Pages: 44-48 Published: 2020

Ulgen Sonmez, Yesim; Varol, Asaf, A Speech Emotion Recognition Model Based on Multi-Level Local Binary and Local Ternary Patterns, IEEE Access, VOL 8, Pages: 190784-190796 Published: 2020

Çolak, Muhammed Emre; Varol, Asaf, Easymatch- An Eye Localization Method for Frontal Face Images Using Facial Landmarks, Technical Gazette, VOL 27, NO 1, Pages: 205-212 Published: 2020

Ali, Karmina K.; Varol, Asaf, Weissenberg And Williamson Mhd Flow Over A Stretching Surface With Thermal Radiation And Chemical Reaction, JP Journal of Heat and Mass Transfer, VOL 18, NO 1, Pages: 57-71 Published: 2019

Dhyab, Rozhgar; Varol, Asaf, Distance Education Features using Facebook, International Journal of Interactive Mobile Technologies (iJIM), VOL 12, NO 6, Pages: 19-34 Published: 2018

Yıldırım, Nilay; Varol, Asaf, Mobile Technologies for Mobile Learning: Developmental Process Review, International Journal of Computer Science and Mobile Computing, VOL 6, ISSUE 12, Pages: 34-43 Published: 2017

Ulgen Sonmez, Yesim; Varol, Asaf, Review of Evidence Collection and Protection Phases in Digital Forensics Process, IJISS International Journal of Information Security Science, VOL 6, ISSUE 4

Ulgen Sonmez, Yesim; Varol, Asaf, Research on Retinal and Iris Identification Systems, European Journal of Engineering and Natural Sciences, VOL 2, ISSUE 1, Pages: 167-180 Published: 2017

Payman Hasan, Asaf Varol, Developing Additional Features into Ilias Learning Management System,  International Journal of Innovative Engineering Applications, 1, 2(2017), 14-17

Conley, Shannon; Kaya, Mehmet; Varol, Asaf, A Schematic Overview of Securing Precision Medicine Data with a DNA Database System, Turkish Journal of Science & Technology, VOL 12, ISSUE 1, Pages: 25-32 Published: 2017

Azad, Bnar; Varol, Asaf, A New Approach for Lip Recognition, International Journal of Engineering Research & Technology (IJERT), VOL 6, ISSUE 1, Pages: 288-293 Published: January-2017

Çolak, Muhammed Emre; Varol, Asaf, Optimization with Map Reduce and CWW Algorithm, International Journal of Advances in Electronics and Computer Science, VOL 3, ISSUE 9, Pages: 78-81 Published: Sep-2016

Yıldırım, Nilay; Varol, Asaf, Warning System for Drivers According to Attention and Meditation Status Using Brain Computer Interface, International Journal of Advances in Electronics and Computer Science, VOL 3, ISSUE 9, Pages: 49-53 Published: Sep-2016

Yıldırım, Nilay; Varol, Asaf, Android Based Mobile Application Development for Web Login Authentication Using Fingerprint Recognition Feature, International Journal of Computer Science and Mobile Computing, VOL 5, ISSUE 10, Pages: 61-68 Published: 2016

Karakoç, Mehmet Mehdi; Varol, Asaf, National Distribution Project and Pardus Operating System, Turkish Journal of Science & Technology, VOL 11, ISSUE 2, Pages: 25-34 Published: 2016

Mastjik, Ferdiansyah; Varol, Cihan; Varol, Asaf, Comparison of Pattern Matching Techniques on Identification of Same Family Malware, International Journal of Information Security Science, VOL 4, ISSUE 3, Pages: 104-111 Published: 2015

Yildirim, Nilay; Ulas, Mustafa; Varol, Asaf, A Game Development for Android Devices Based on Brain-Computer Interface: Flying Brain, International Journal of Advances in Computer Science & Its Applications– IJCSIA, VOL 5, ISSUE 2, Pages: 247-251 Published: 30 October 2015

Colak, Muhammed Emre; Varol, Asaf, A Novel Intelligent Optimization Algorithm Inspired from Circular Water Waves, ELEKTRONIKA IR ELEKTROTECHNIKA, VOL 21, ISSUE 5 Pages: 3-6 Published: 2015

Karakoc, Mehmet Mehdi; Ulas, Mustafa; Varol, Asaf, The Most Common Vulnerabilities and Open Source Prevention Software, Source: International Journal of Advanced Computational Engineering and Networking, VOL 3, ISSUE 5 Pages: 19-26 Published: May 2015

Varol, Asaf; Varol, Serkan, Transformational and Transactional Leaders; a Case Study in Higher Education, 9th International Conference on Intellectual Capital, Knowledge Management and Organisational Learning (ICICKM) Location: The Universidad Del Rosario and the Universidad Jorge Tadeo Lozano Bogotá, Colombia Date: OCT 18-19, 2012, Source: PROCEEDINGS OF THE 9TH INTERNATIONAL CONFERENCE ON INTELLECTUAL CAPITAL, KNOWLEDGE MANAGEMENT AND ORGANISATIONAL LEARNING, VOLS 1 AND 2 Pages: 279-285 Published: 2012

Varol, Asaf, Human Capital Organization of Hospital Management, 8th International Conference on Intellectual Capital, Knowledge Management and Organisational Learning (ICICKM), Bangkok Univ, Inst Knowledge & Innovat SE Asia (IKI-SEA), Bangkok, THAILAND Date: OCT 27-28, 2011, Source: PROCEEDINGS OF THE 8TH INTERNATIONAL CONFERENCE ON INTELLECTUAL CAPITAL, KNOWLEDGE MANAGEMENT AND ORGANISATIONAL LEARNING, VOLS 1 AND 2 Pages: 580-586 Published: 2011

Varol, Asaf; Aydin, Ozgur, Social Network Analysis: A Case Study in Turkey, 7th International Conference on Intellectual Capital, Knowledge Management and Organisational Learning Location: Hong Kong Polytechnic Univ, Hong Kong, PEOPLES R CHINA Date: NOV 11-12, 2010, Source: PROCEEDINGS OF THE 7TH INTERNATIONAL CONFERENCE ON INTELLECTUAL CAPITAL, KNOWLEDGE MANAGEMENT AND ORGANISATIONAL LEARNING Pages: 471-479 Published: 2010

Avci, Derya; Varol, Asaf, An expert diagnosis system for classification of human parasite eggs based on multi-class SVM, Source: EXPERT SYSTEMS WITH APPLICATIONS Volume: 36 Issue: 1 Pages: 43-48 DOI: 10.1016/j.eswa.2007.09.012 Published: JAN 2009

Oztop, Hakan F.; Varol, Asaf, Combined convection in inclined porous lid-driven enclosures with sinusoidal thermal boundary condition on one wall, Source: PROGRESS IN COMPUTATIONAL FLUID DYNAMICS Volume: 9 Issue: 2 Pages: 127-131 Published: 2009

Varol, Yasin; Oztop, Hakan R.; Varol, Asaf, Free convection heat transfer and flow field in triangular enclosures filled with porous media, JOURNAL OF POROUS MEDIA Volume: 11 Issue: 1 Pages: 103-115 DOI: 10.1615/JPorMedia.v11.i1.70 Published: 2008

Avci, Engin; Hanbay, Davut; Varol, Asaf, An expert Discrete Wavelet Adaptive Network Based Fuzzy Inference System for Digital Modulation Recognition, EXPERT SYSTEMS WITH APPLICATIONS Volume: 33 Issue: 3 Pages: 582-589 DOI: 10.1016/j.eswa.2006.06.001 Published: OCT 2007

Varol, Yasin; Oztop, Hakan F.; Varol, Asaf, Effects of thin fin on natural convection in porous triangular enclosures, INTERNATIONAL JOURNAL OF THERMAL SCIENCES Volume: 46 Issue: 10 Pages: 1033-1045 DOI: 10.1016/j.ijthermalsci.2006.11.001 Published: OCT 2007

Varol, Yasin; Oztop, Hakan F.; Varol, Asaf, Natural convection in porous triangular enclosures with a solid adiabatic fin attached to the horizontal wall Author(s): INTERNATIONAL COMMUNICATIONS IN HEAT AND MASS TRANSFER Volume: 34 Issue: 1 Pages: 19-27 DOI:10.1016/j.icheatmasstransfer.2006.09.004 Published: JAN 2007

Celik, Ismail B.; Varol, Asaf; Bayrak, Coskun; et al., A one-dimensional mathematical model for urodynamics, ASME Conference: 5th Joint ASME/JSME Fluids Engineering Summer, Location: San Diego, CA Date: JUL 30-AUG 02, 2007, FEDSM 2007: PROCEEDINGS OF THE 5TH JOINT ASME/JSME FLUIDS ENGINEERING SUMMER CONFERENCE, VOL 2, PTS A AND B Pages:765-771 Published: 2007

Varol, Yasin; Oztop, Hakan F.; Varol, Asaf, Free convection in porous media-filled right-angle triangular enclosures INTERNATIONAL COMMUNICATIONS IN HEAT AND MASS TRANSFER Volume: 33 Issue: 10 Pages: 1190-1197 DOI:10.1016/j.icheatmasstransfer.2006.08.008 Published: DEC 2006

Varol, A; Ilkilic, C; Varol, Y, Increasing the efficiency of wind turbines JOURNAL OF WIND ENGINEERING AND INDUSTRIAL AERODYNAMICS Volume: 89 Issue: 9 Pages: 809-815 DOI: 10.1016/S0167-6105(01)00069-1 Published: JUL 2001

Varol, Asaf, VOCATIONAL AND TECHNICAL-EDUCATION IN TURKEY - PROBLEMS AND RECOMMENDATIONS, 21ST ANNUAL CONF ON FRONTIERS IN EDUCATION, PURDUE UNIV, W LAFAYETTE, IN Date: SEP 21-24, 1991, IEEE, EDUC SOC; AMER SOC ENGN EDUC, DIV EDUC RES & METHODS, FRONTIERS IN EDUCATION: ENGINEERING EDUCATION IN A NEW WORLD ORDER Pages: 196-201 Published: 1991

Varol, A.: „Entstauben - Rechnergeschützte Optimierung des Zyklonabscheiders“, Maschinenmarkt, Bundesrepublik Deutschland, 11(1990), März 1990, pp.48-53

Varol, A.: „Optimale Dimensionierung des Russabscheiders“, Wärme Technik – Oel - Gasfeuerung, Bundesrepublik Deutschland, 5(1987), Mai 1987, pp:198-200

Varol, A.: „Die Kombination von Strahl- und Lufthebepumpe“, Deutsche Hebe- und Fördertechnik, Bundesrepublik Deutschland, 12(1986), Dezember 1986, pp.48-54