package com.flightfeather.monitor.analysis.dust
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import com.flightfeather.monitor.domain.ds1.entity.DustExceptionSetting
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import com.flightfeather.monitor.domain.ds1.entity.DustSiteData
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import com.flightfeather.monitor.enumration.dust.ExceptionType
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import kotlin.math.abs
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/**
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* 量级突变异常分析
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*/
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class ExceptionValueMutation(config: DustExceptionSetting) : BaseExceptionContinuous(config) {
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override fun getExceptionType(): ExceptionType = ExceptionType.TYPE4
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override fun judgeException(p: DustSiteData?, n: DustSiteData): Boolean {
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if (p == null) return false
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return abs((p.dustValue - n.dustValue) / p.dustValue) >= config.mutationRate
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}
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override fun judgeDuration(sIndex: Int, eIndex: Int): Boolean {
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return (eIndex - sIndex + 1) >= config.mutationNum
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}
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}
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