Statistical and structural approaches to filtering Internet pornography. - Wai Han Ho; Paul Andrew Watters (SMC (5), 2004)

Identifying and Blocking Pornographic Content. - Wai Han Ho; Paul Andrew Watters (ICDE Workshops, 2005)

Are Younger People More Difficult to Identify or Just a Peer-to-Peer Effect. - Wai Han Ho; Paul Andrew Watters; Dominic R. Verity (CAIP, 2007)

A New Performance Evaluation Method for Face Identification - Regression Analysis of Misidentification Risk. - Wai Han Ho; Paul Andrew Watters (CVPR, 2007)

Robustness of the New Owner-Tester Approach for Face Identification Experiments. - Wai Han Ho; Paul Andrew Watters; Dominic R. Verity (CVPR, 2007)