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In recent years, numerous Petri net based workflow models have been proposed. In the aspect of temporal modeling information, however, there remain some problems in these workflow models. In this paper, a new Petri Net modeling method is put forward, which systematically describes the temporal information and the relevant resources during a process of(More)
Following the widely use of search engines, the impact Web crawlers have on the Web sites should not be ignored. After analyzing the navigational patterns of Web crawlers from Web logs, a new algorithm based on Web page member list is proposed. The algorithm constructs one member list for every Web page and one show table for every visitor. The experiment(More)
Neuropathic pain is a major health issue that represents considerable social and economic burden worldwidely. In this study, we investigated the potential of catalpol, an iridoid glucoside of Rehmannia glutinosa Steud, to alleviate neuropathic pain. The potential analgesic effects of catalpol were evaluated by chronic constriction injury (CCI) and lumbar 5(More)
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