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Public bike system for proximity travel is widely used in urban cities all over the world. Main reasons for launching public bike program is to reduce carbon footprint so as to prevent greenhouse effect and to solve Last-Mile problem in order to make convenient for citizens. However, we may encounter awkward cases in peak hours (from 7:00 to 9:00 and 17:00 to 19:00) that no bike is available at some...
The team member selection of a virtual R & D team is critical to success. This paper presents a selection method of virtual R & D team member based on fuzzy comprehensive evaluation, which first establishes an evaluation index system of virtual R & D team members and then uses the fuzzy comprehensive evaluation method to establish the selection decision model, and finally proves the effectiveness...
This study presents GIS to monitor urban lake area change in Wuhan city, including four time-series Landsat TM and ETM+ images of 1991, 1995, 2000 and 2002, Ikonos images of 2000 and 2002, and remote sensing images of Google Earth's in 2005 were used here. Then we analyzed the temporal evolution characteristics of urban lake. The results showed that the total area of lakes in the urban area decreased...
The categorization of a Web user query by topic or category can be used to select useful Web sources that contain the required information. In pursuit of this goal, we explore methods for mapping user queries to category hierarchies under which deep Web resources are also assumed to be classified. Our sources for these category hierarchies, or directories, are Yahoo! Directory and Wikipedia. Forwarding...
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