get_median.go

func get_median(samples []float64) float64 {
	sort.Float64s(samples)
	l := len(samples)
	r := 0.0
	if (l % 2 == 1) {
		r = samples[int(math.Floor(float64(l/2)))]
	} else {
		s1 := l/2
		s2 := s1 + 1
		r = float64((samples[s1] + samples[s2])/2.0)
	}
	return r
}