Robust pre-processing techniques for OCR applications on mobile devices. - Loh Zhi Chang; Steven Zhiying Zhou (Mobility Conference, 2009)

Model-based localization and drift-free user tracking for outdoor augmented reality. - Jayashree Karlekar; Steven Zhiying Zhou; Yuta Nakayama; Weiquan Lu; Loh Zhi Chang; Daniel Hii (ICME, 2010)

Positioning, tracking and mapping for outdoor augmentation. - Jayashree Karlekar; Steven Zhiying Zhou; Weiquan Lu; Loh Zhi Chang; Yuta Nakayama; Daniel Hii (ISMAR, 2010)