Hierarchical Image Segmentation Using Adaptive Pattern Sizes. - Keiko Ohkura; Yücel Ugurlu; Hidekazu Nishizawa; Takashi Obi; Akira Hasegawa; Masahiro Yamaguchi; Nagaaki Ohyama (ICIP (3), 1999)

Detection of Increasing Profusion of Opacities from a Sequence of Personal Chest Radiographs. - Yücel Ugurlu; Keiko Ohkura; Takashi Obi; Akira Hasegawa; Masahiro Yamaguchi; Nagaaki Ohyama (ICIP (3), 1999)

Pattern-histogram-based temporal change detection using personal chest radiographs. - Yücel Ugurlu; Takashi Obi; Akira Hasegawa; Masahiro Yamaguchi; Nagaaki Ohyama (Image Processing, 1999)

Head posture detection using skin and hair information. - Yücel Ugurlu (ICPR, 2012)

A case study to investigate different types of intrinsic motivation in using an e-learning system. - Dai Hasegawa; Yücel Ugurlu; Hiroshi Sakuta (EDUCON, 2013)

Utilizing Human-Computer Interaction Data to Extract User Interests from Web-based Learning Systems. - Yücel Ugurlu (Int. J. Networked Distributed Comput., 2013)

A human-like embodied agent learning tour guide for e-learning systems. - Dai Hasegawa; Yücel Ugurlu; Hiroshi Sakuta (EDUCON, 2014)

Student interactions with e-learning systems: User and topic analysis. - Yücel Ugurlu; Dai Hasegawa; Hiroshi Sakuta (EDUCON, 2014)