Research Article

State Characteristic Clustering for Nonintrusive Load Monitoring with Stochastic Behaviours in Smart Grids

Figure 6

The SCC process of an air-conditioner with a continuously varying state in a (P)-(Q)-(H) 3-dimensional space (after normalization). (a) The overview of state transition process. (b) The cluster centre of stable domain ΦA and its shift trajectory.
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(b)