Hai Phan

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Permutation modeling is challenging because of the combi-natorial nature of the problem. However, such modeling is often required in many real-world applications, including activity recognition where subactivities are often permuted and partially ordered. This paper introduces a novel Hidden Permutation Model (HPM) that can learn the partial ordering(More)
Effective implementation of the WHO international Framework Convention on Tobacco Control (FCTC) is the key to controlling the tobacco epidemic. Within countries, strong national tobacco control capacity is the primary determinant for successful implementation of the FCTC. This case study of tobacco control policy describes the experience of building(More)
Recently, handwritten digit recognition using higher level features has got more promising results than conventional ones using intensity values, where the higher level features are considered as features of simple strokes in images. Although the state-of-the-art performance is very impressive, there is still room to improve better in both accuracy and(More)
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