no code implementations • 15 Jun 2018 • Yee-Hui Oh, John See, Anh Cat Le Ngo, Raphael Chung-Wei Phan, Vishnu Monn Baskaran
Over the last few years, automatic facial micro-expression analysis has garnered increasing attention from experts across different disciplines because of its potential applications in various fields such as clinical diagnosis, forensic investigation and security systems.
no code implementations • 9 Jun 2016 • Sze-Teng Liong, John See, Raphael Chung-Wei Phan, Yee-Hui Oh, Anh Cat Le Ngo, KokSheik Wong, Su-Wei Tan
In this paper, we present a novel method for detecting and recognizing micro-expressions by utilizing facial optical strain magnitudes to construct optical strain features and optical strain weighted features.
no code implementations • 19 Jan 2016 • Anh Cat Le Ngo, John See, Raphael Chung-Wei Phan
Spontaneous subtle emotions are expressed through micro-expressions, which are tiny, sudden and short-lived dynamics of facial muscles; thus poses a great challenge for visual recognition.
no code implementations • 31 Jan 2013 • Anh Cat Le Ngo, Kenneth Li-Minn Ang, Guoping Qiu, Jasmine Kah-Phooi Seng
Discriminant power of features for the classification is measured as mutual information between distributions of image features and corresponding classes .