581 research outputs found

    Sensitivity analysis applied to computer-aided circuit design

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    Imperial Users onl

    Drive care: System for monitoring driver’s concentration and consciousness using consumer grade electonnencephalogram (EEG) headset 護駕: 利用消費級可裝載腦波監測儀實現實時監控駕駛者專注度系統

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    As people increasingly drive cars for both work and personal purposes, the dangers posed by drug driving, drink driving or sleep-deprived driving are growing threats to society. Highly dangerous driving behaviour and numerous traffic accidents occur because drivers are insufficiently conscious or inadequately focused while driving... 不論是為了工作還是個人需要,不少人都愛自行駕車,但藥後駕駛、醉酒駕駛、或駕駛前睡眠不足,往往容易對巿民的安全構成威脅。司機無法保持清醒或專注地駕駛而導致高危駕駛行為或交通意外,屢見不鮮... Award: Silver奬項: 銀

    A New Recognition Algorithm for “Head-and-Shoulders” Price Patterns

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    Savin et al. (2007) and Lo et al. (2000) analyse the predictive power of head-and-shoulders (HS) patterns in the U.S. stock market. The algorithms in both studies ignore the relative position of the HS pattern in a price trend. In this paper, a filter that removes invalid HS patterns is proposed. It is found that the risk-adjusted excess returns for the HST pattern generally improve through the use of our filter

    Speculating China economic growth through Hong Kong? Evidence from the stock market IPO and real estate markets

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    This paper argues that since China closes her asset markets, investors turn to Hong Kong instead. The initial public offerings (IPO) of Chinese firms in the Hong Kong stock market and the local housing market of Hong Kong improve the prediction of each other, as they may serve as a coordinator of herds among investors. Alternative explanations such as the “production conjecture” and “underlying factor conjecture” are found to be inconsistent with the data. Our results are also consistent with the increasing importance of Chinese tourists in the world. Directions for future research are also discussed

    Rivastigmine in Chinese patients with subcortical vascular dementia

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    Vincent Mok1, Adrian Wong1, Simon Ho2, Thomas Leung1, Wynnie WM Lam2, Ka Sing Wong11Department of Medicine and Therapeutics; 2Department of Radiology and Organ Imaging, The Chinese University of Hong Kong, Shatin, Hong Kong, ChinaBackground: We explored the efficacy and tolerability of rivastigmine among Chinese patients with subcortical vascular dementia.Methods: Forty subjects were randomized to either placebo (n = 20) or rivastigmine (n = 20) in a double-blind 26-week trial. Outcome measures were cognition (mini-mental state examination, frontal assessment battery), neuropsychiatric inventory (NPI), instrumental activities of daily living, clinical dementia rating scale, and adverse events.Results: No statistical significant benefit could be observed in the active group in any of the efficacy measures. A trend favoring active group was observed only in the NPI subscore of irritability (p = 0.066) and aberrant motor behavior (p = 0.068). Withdrawal rate was 30% and 15% in the active and placebo group, respectively.Conclusion: Among Chinese subcortical vascular dementia patients, there was no apparent cognitive benefit associated with use of rivastigmine over the 6 months period. A trend favoring rivastigmine was observed in certain behavioral measures. Rivastigmine was associated with more withdrawals relative to placebo.Keywords: rivastigmine, subcortical vascular dementia, Chines

    Availability, Affordability and Volatility: the case of Hong Kong Housing Market

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    Housing prices in Hong Kong have gained international attention. This study suggests that the housing supply may be insufficient. Consistent with previous studies, we confirm that merely increasing the land supply may not increase the housing supply. We also find preliminary evidence for widening income inequality, which, when combined with unavailability, can lead to unaffordability in the housing market. Given the current housing supply elasticity with respect to price, Hong Kong is not more volatile than major cities in the United States. Thus, improving housing availability and thereby increasing housing supply elasticity, could effectively decrease housing price volatility

    Speculating China economic growth through Hong Kong? Evidence from the stock market IPO and real estate markets

    Get PDF
    This paper argues that since China closes her asset markets, investors turn to Hong Kong instead. The initial public offerings (IPO) of Chinese firms in the Hong Kong stock market and the local housing market of Hong Kong improve the prediction of each other, as they may serve as a coordinator of herds among investors. Alternative explanations such as the “production conjecture” and “underlying factor conjecture” are found to be inconsistent with the data. Our results are also consistent with the increasing importance of Chinese tourists in the world. Directions for future research are also discussed

    大時代的文化研究 : 馬照跑,舞照跳? = Will horse racing and dancing go on in the Great Era of Cultural Studies?

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    研討會分為二部分。第一部分的主題是「大時代的文化研究:馬照跑,舞照跳?」,以MCSian的論文為引旨,透過對話去思考在當前處境如何尋找出路,由鄧芝珊主持,分別由廖可兒主講〈從聯合國氣候變化大會到黃背心運動–反思「環境 vs 發展與生計」的二元對立〉,馮羚主講〈從台灣電音三太子看傳統文化的傳承與挑戰〉,譚家浚主講〈賽馬作為統治殖民手段 - 由被統治者的接受與反抗所演變成的香港賽馬文化〉,並由李小良評論及與講者進行討論
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