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functions: exponential moving average

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This commit is contained in:
Alexander Zobnin
2017-07-03 23:01:18 +03:00
parent 273e6df7e3
commit f3ee574619
12 changed files with 89 additions and 4 deletions
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7
dist/datasource-zabbix/dataProcessor.js vendored
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@@ -3,7 +3,7 @@
System.register(['lodash', './utils', './timeseries'], function (_export, _context) {
"use strict";
var _, utils, ts, downsampleSeries, groupBy, groupBy_exported, sumSeries, delta, rate, scale, simpleMovingAverage, SUM, COUNT, AVERAGE, MIN, MAX, MEDIAN, metricFunctions, aggregationFunctions;
var _, utils, ts, downsampleSeries, groupBy, groupBy_exported, sumSeries, delta, rate, scale, simpleMovingAverage, expMovingAverage, SUM, COUNT, AVERAGE, MIN, MAX, MEDIAN, metricFunctions, aggregationFunctions;
function limit(order, n, orderByFunc, timeseries) {
var orderByCallback = aggregationFunctions[orderByFunc];
@@ -110,6 +110,10 @@ System.register(['lodash', './utils', './timeseries'], function (_export, _conte
return ts.simpleMovingAverage(datapoints, n);
};
expMovingAverage = function expMovingAverage(a, datapoints) {
return ts.expMovingAverage(datapoints, a);
};
SUM = ts.SUM;
COUNT = ts.COUNT;
AVERAGE = ts.AVERAGE;
@@ -122,6 +126,7 @@ System.register(['lodash', './utils', './timeseries'], function (_export, _conte
delta: delta,
rate: rate,
simpleMovingAverage: simpleMovingAverage,
expMovingAverage: expMovingAverage,
aggregateBy: aggregateByWrapper,
average: _.partial(aggregateWrapper, AVERAGE),
min: _.partial(aggregateWrapper, MIN),