Richard Hu

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The Spoken Language Learning System (SLLS) is intended to be an engaging, educational , and extensible spoken language learning system showcasing the multilingual capabilities of the Spoken Language Systems Group's (SLS) systems. The motivation behind SLLS is to satisfy both the demand for spoken language learning in an increasingly multi-cultural society(More)
Since the original description of colonic varices in 1954 [N Engl J Med 1954;250:434-438], fewer than 100 cases have been reported in the literature. Particularly, even fewer cases of cecal varices have been reported. More than 75% of these cases have been due to portal hypertension. Our objective is to contribute a rare case with an uncommon presentation(More)
Metabolic syndrome (MetS), characterized as obesity, insulin resistance, and non-alcoholic fatty liver diseases (NAFLD), is associated with vitamin D insufficiency/deficiency in epidemiological studies, while the underlying mechanism is poorly addressed. On the other hand, disorder of gut microbiota, namely dysbiosis, is known to cause MetS and NAFLD. It is(More)
The global city thesis and the migration thesis concern two important dimensions of the impacts of contemporary globalization on cities. The two theses are intrinsically linked. The central question is how we should approach migration in the new context of the global city, and how we should articulate their interrelationships. To address this question, we(More)
BACKGROUND Because of symptoms, people with lumbar spinal stenosis (LSS) are often inactive, and this sedentary behaviour implies risk for diseases including obesity. Research has identified body mass index as the most powerful predictor of function in LSS. This suggests that function may be improved by targeting weight as a modifiable factor. An e-health(More)
Current wireless security is flawed. There is a distinct lack of authentication and encryption. Currently the Wired Equivalent Privacy protocol can be broken with common programs available via the Internet. Furthermore, many system administrators do not know how to properly protect their wireless networks. This paper offers a technical solution, a proposed(More)
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