ml-distance
Version:
Distance and similarity functions to compare vectors
16 lines • 534 B
JavaScript
/**
*Returns the Wave Hedges distance between vectors p and q, and accepts the bitVector use, see the test case for an example
* @link [Wave Hedges algorithm](https://www.naun.org/main/NAUN/ijmmas/mmmas-49.pdf)
* @param a - first vector
* @param b - second vector
* @param bitvector - bitVector
*
*/
export default function waveHedges(a, b) {
let ans = 0;
for (let i = 0; i < a.length; i++) {
ans += 1 - Math.min(a[i], b[i]) / Math.max(a[i], b[i]);
}
return ans;
}
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