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Table 2 Split activity curve

From: Embedded acoustic emission system based on rock sound source crowd location

Node α β γ ω
1 |a − b|2 ϕ ϕ μϕ |Δx − Δy|ϕ
2 |a − b|2 ϕ ϕ μϕ |Δx − Δy|ϕ
3 ϕ |a − b|2 ϕ |α − β|ϕ \( \sqrt{\left|{x}^2-{y}^2\right|}\phi \)
4 |a − b|2 ϕ ϕ μϕ |Δx − Δy|ϕ
5 \( \sqrt{ab}\phi \) \( \sqrt{ab}\phi \) \( \sqrt{\mu}\phi \) |αβ − γ|ϕ