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Input [num] FilteredMedian [num]
Variable
FilteredMedian
= topQuartilMedian(
Input
[])
Function
function topQuartilMedian(history) {
	var sortedHistory = sort(valueHistory(history));
	var topQuartil = sortedHistory.slice(history.length * 0.75);
	var medianIndex = topQuartil.length % 2 == 0 ? (topQuartil.length / 2) - 1 : (topQuartil.length - 1) / 2
	return topQuartil[medianIndex];
}

function valueHistory(history) { var valueHistory = []; for (var i = 0; i < history.length; i++) { valueHistory.push(history[i].value); } return valueHistory; }

function sort(history) { return quickSort(history, 0, history.length - 1); }

function quickSort(arr, left, right) { var i = left; var j = right; var tmp; pivotidx = (left + right) / 2; var pivot = arr[pivotidx.toFixed()]; while (i <= j) { while (parseInt(arr[i]) < pivot) i++; while (parseInt(arr[j]) > pivot) j--; if (i <= j) { tmp = arr[i]; arr[i] = arr[j]; arr[j] = tmp; i++; j--; } } if (left < j) quickSort(arr, left, j); if (i < right) quickSort(arr, i, right); return arr; }

  • @export: topQuartilMedian(HISTORY_NUMBER) -> NUMBER
DemoKB
filteredMedian2
filteredMedian2