Hsi-Han Chen

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A new scheme in probabilistic packet marking (PPM) for IP traceback against denial-of-service attack is presented. Non-preemptive PPM is performed while a marked packet is coming, but compensates the reduction of marking probability in marked-free packets. The nonpreemptive compensation makes the probability of each marked packet arrived at the victim is(More)
Previous studies indicated that panic disorder is correlated with erectile dysfunction (ED). The primary aim of this study was to explore the incidence rate of ED among panic disorder patients in an Asian country. The secondary aim was to compare the risk of ED in panic disorder patients that were treated with different kinds of antidepressants, and to(More)
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