Budget Amount *help |
¥5,330,000 (Direct Cost: ¥4,100,000、Indirect Cost: ¥1,230,000)
Fiscal Year 2013: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2012: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2011: ¥2,860,000 (Direct Cost: ¥2,200,000、Indirect Cost: ¥660,000)
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Research Abstract |
For the synchronization problem in large-scale networks of identical nonlinear coupled systems with delay couplings, we obtained the following results: 1. We showed how to estimate conditions for full synchronization and partial synchronization in networks by using the scaling property. We also proposed how to design a network structure such that the network is completely synchronized. 2. For the synchronization pattern formation problem, we clarified what synchronization pattern can be emerged by applying external inputs. This result indicates that the synchronization pattern can be controlled by external inputs. 3. We derived conditions for full synchronization and partial synchronization in the Cartesian product networks with delay couplings. In addition, for network systems represented by directed graphs, we proposed a graph theoretic approach for analysis of synchronization patterns and a system reduction method based on synchronization.
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