quantified.uncertainty/hierarchical-estimates-visualizer
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hack: Generalize geom mean to negative values...

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by falling back to the arithmetic mean if there are any
This commit is contained in:
NunoSempere 2022-04-11 14:08:35 -04:00
parent 2e4c76a257
commit 981b2ca568
2 changed files with 11 additions and 2 deletions
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4
lib/findPaths.js
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@ -4,7 +4,7 @@ import {
numToAlphabeticalString, numToAlphabeticalString,
formatLargeOrSmall, formatLargeOrSmall,
avg, avg,
geomMean, hackyGeomMean,
} from "../lib/utils.js"; } from "../lib/utils.js";
/* Functions */ /* Functions */
@ -315,7 +315,7 @@ export function CreateTable({ tableRows }) {
<td className="">{abridgeArrayAndDisplay(row.distances)}</td> <td className="">{abridgeArrayAndDisplay(row.distances)}</td>
<td>&nbsp;&nbsp;&nbsp;</td> <td>&nbsp;&nbsp;&nbsp;</td>
<td className=""> <td className="">
{formatLargeOrSmall(geomMean(row.distances))} {formatLargeOrSmall(hackyGeomMean(row.distances))}
</td> </td>
</tr> </tr>
))} ))}

9
lib/utils.js
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@ -102,6 +102,15 @@ export const geomMean = (arr) => {
return result; return result;
}; };
export const hackyGeomMean = (arr) => {
let nonPositiveNumbers = arr.filter((x) => x <= 0);
if (nonPositiveNumbers.length == 0) {
return geomMean(arr);
} else {
return avg(arr);
}
};
export function conservativeNumMergeSortSteps(n) { export function conservativeNumMergeSortSteps(n) {
return Math.ceil((expectedNumMergeSortSteps(n) + maxMergeSortSteps(n)) / 2); return Math.ceil((expectedNumMergeSortSteps(n) + maxMergeSortSteps(n)) / 2);
} }