1 | import { __read, __spreadArray } from "tslib";
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2 | import { reduce, isNumber } from '@antv/util';
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3 |
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4 |
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5 |
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6 |
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7 | export function getMedian(array) {
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8 | var arr = __spreadArray([], __read(array), false);
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9 |
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10 | arr.sort(function (a, b) {
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11 | return a - b;
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12 | });
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13 | var len = arr.length;
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14 |
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15 |
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16 | if (len === 0) {
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17 | return 0;
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18 | }
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19 |
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20 | if (len % 2 === 1) {
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21 | return arr[(len - 1) / 2];
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22 | }
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23 |
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24 | return (arr[len / 2] + arr[len / 2 - 1]) / 2;
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25 | }
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26 |
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27 |
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28 |
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29 |
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30 | export function getMean(array) {
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31 | var sum = reduce(array, function (r, num) {
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32 | return (r += isNaN(num) || !isNumber(num) ? 0 : num);
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33 | }, 0);
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34 | return array.length === 0 ? 0 : sum / array.length;
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35 | }
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36 |
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