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. 2015 Jul 22;5:12261. doi: 10.1038/srep12261

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There are three routes from A to B in this simple communication network (A-D-E-F-B, A-C-F-B and A-G-B), in which the product of weights along links of the route A-D-E-F-B is the largest. Therefore, the most reliable route from A to B is A-D-E-F-B, whose reliability is about 0.58.