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Use existing Mean and Variance functions

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Available in github.com/montanaflynn/stats
This commit is contained in:
Akash Kothawale 2018-02-03 19:37:30 -05:00 • committed by Pradyumna Kaushik
parent 46be28ef8d
commit 39d1cf980c
2 changed files with 5 additions and 21 deletions
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17
pcp/utils.go
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@ -59,23 +59,6 @@ func sumAndNormalize(tokenSlice []string, normalizer float64) float64 {
return sum / normalizer
}
func calcMean(a []float64) float64 {
total := 0.0
for _, v := range a {
total += v
}
return total / float64(len(a))
}
func calcVariance(a []float64) float64 {
mean := calcMean(a)
total := 0.0
for _, v := range a {
total += math.Pow(mean-v, 2)
}
return total / float64(len(a))
}
func utilization(used string, free string) float64 {
u, _ := strconv.ParseFloat(used, 64)
f, _ := strconv.ParseFloat(free, 64)