Support vector machines for predicting the admission decision of a candidate to the School of Physical Education and Sports at Cukurova University. - Mustafa Açikkar; Mehmet Fatih Akay (Expert Syst. Appl., 2009)

Support vector machines for aerobic fitness prediction of athletes. - Mustafa Açikkar; Mehmet Fatih Akay; Kerem Tuncay Ozgunen; Kadir Aydin; Sanli Sadi Kurdak (Expert Syst. Appl., 2009)

Intelligent regression techniques for non-exercise prediction of VO2max. - Mustafa Açikkar; Mehmet Fatih Akay; Erman Aktürk; Merve Gulec (SIU, 2013)

Neural network based VO2max prediction models using maximal exercise and non-exercise data. - Ece Aktarla; Mehmet Fatih Akay; Erman Aktürk; Mustafa Açikkar (SIU, 2013)

Developing VO2max prediction models from non-exercise, submaximal exercise and hybrid tests using machine learning methods (Makine öğrenme yöntemleri kullanılarak egzersize dayalı olmayan, submaksimal ve hibrit test değişkenlerinden VO2max tahmin modellerinin geliştirilmesi) - Mustafa Açikkar (2015)

Prediction of gross calorific value of coal based on proximate analysis using multiple linear regression and artificial neural networks. - Mustafa Açikkar; Osman Sivrikaya (Turkish J. Electr. Eng. Comput. Sci., 2018)

A novel hybrid PSO- and GS-based hyperparameter optimization algorithm for support vector regression. - Mustafa Açikkar; Yunus Altunkol (Neural Comput. Appl., 2023)

Fast grid search: A grid search-inspired algorithm for optimizing hyperparameters of support vector regression. - Mustafa Açikkar (Turkish J. Electr. Eng. Comput. Sci., 2024)

An improved KNN classifier based on a novel weighted voting function and adaptive k-value selection. - Mustafa Açikkar; Selçuk Tokgöz (Neural Comput. Appl., 2024)

Improving multi-class classification: scaled extensions of harmonic mean-based adaptive k-nearest neighbors. - Mustafa Açikkar; Selçuk Tokgöz (Appl. Intell., 2025)