package com.flightfeather.uav.biz.dataanalysis.exceptiontype
|
|
import com.flightfeather.uav.biz.dataanalysis.BaseExceptionContinuous
|
import com.flightfeather.uav.biz.dataanalysis.model.DataAnalysisConfig
|
import com.flightfeather.uav.biz.dataanalysis.model.ExceptionType
|
import com.flightfeather.uav.domain.entity.BaseRealTimeData
|
import kotlin.math.abs
|
|
/**
|
* 量级突变异常分析
|
*/
|
class ExceptionValueMutation(config: DataAnalysisConfig) : BaseExceptionContinuous(config) {
|
|
/**
|
* 本异常的连续发生次数会根据异常的程度变化
|
* 当突变的量级超过设定值1倍时,连续发生次数要求减少1倍
|
*/
|
private var special = false
|
|
override fun getExceptionType(): ExceptionType = ExceptionType.TYPE4
|
|
override fun judgeException(p: BaseRealTimeData?, n: BaseRealTimeData): List<Boolean> {
|
val res = mutableListOf<Boolean>()
|
repeat(config.factorCount) { i->
|
if (p?.getByFactorIndex(i) == null || n.getByFactorIndex(i) == null) {
|
res.add(false)
|
return@repeat
|
}
|
val pValue = p.getByFactorIndex(i)!!
|
val nValue = n.getByFactorIndex(i)!!
|
val r = abs((pValue - nValue) / pValue)
|
val b1 = r >= (2 * config.mutationRate)
|
val b2 = r >= config.mutationRate
|
if (b1) special = true
|
res.add(b1 || b2)
|
}
|
|
return res
|
}
|
|
override fun judgeDuration(sIndex: Int, eIndex: Int): Boolean {
|
val b1 = special && (eIndex - sIndex) >= (config.mutationNum / 2)
|
val b2 = (eIndex - sIndex) >= config.mutationNum
|
special = false
|
return b1 || b2
|
}
|
}
|
