Return of the king: The Fourier transform based descriptor for visual object classification. - Hakan Cevikalp; Zuhal Kurt; Ahmet Okan Onarcan (SIU, 2013)

Wheat grain classification by using dense SIFT features with SVM classifier. - Murat Olgun; Ahmet Okan Onarcan; Kemal Özkan; Sahin Isik; Okan Sezer; Kurtulus Özgisi; Nazife Gözde Ayter; Zekiye Budak Basçiftçi; Murat Ardiç; Onur Koyuncu (Comput. Electron. Agric., 2016)

Unclassified wheat identification with bag of contour fragments. - Ahmet Okan Onarcan; Kemal Özkan; Murat Olgun (SIU, 2017)