A New Secure and Usable Captcha-Based Graphical Password Scheme. - Altaf Khan; Alexander G. Chefranov (ISCIS, 2018)

Inter - intra observer variability using deep learning and traditional image processing for breast cancer. - Ahmed Almazroa; Barrak Alsomaie; Najd Alluhaydan; Amal Alhaidary; Mohammed Fahim; Wadood Abdul; Mohammed Alawad; Altaf Khan; Ebtihal Alenezi; Taghreed almotairi; AlJowharah Alyahya; Raghad Alfulayj; et al. (DeSE, 2020)

Image-Level Structure Recognition Using Image Features, Templates, and Ensemble of Classifiers. - Altaf Khan; Alexander G. Chefranov; Hasan Demirel (Symmetry, 2020)

White blood cell type identification using multi-layer convolutional features with an extreme-learning machine. - Altaf Khan; Amber Eker; Alexander G. Chefranov; Hasan Demirel (Biomed. Signal Process. Control., 2021)

Image scene geometry recognition using low-level features fusion at multi-layer deep CNN. - Altaf Khan; Alexander G. Chefranov; Hasan Demirel (Neurocomputing, 2021)

Stage classification using two-stream deep convolutional neural networks. - Alexander G. Chefranov; Altaf Khan; Hasan Demirel (Signal Image Video Process., 2022)

Building discriminative features of scene recognition using multi-stages of inception-ResNet-v2. - Altaf Khan; Alexander G. Chefranov; Hasan Demirel (Appl. Intell., 2023)