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Fig. 13 | EURASIP Journal on Advances in Signal Processing

Fig. 13

From: Sketching for sequential change-point detection

Fig. 13

Illustration of the measurement scheme for a power network. Suppose the physical quantities at edges (e.g., real power flow) at time i form the vector xi, we can observe the sum of the edge quantities at each node. When there is a power failure, some edges are affected, and their means are shifted

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