ml-distance
Version:
Distance and similarity functions to compare vectors
15 lines • 440 B
JavaScript
/**
*Returns the Lorentzian distance between vectors a and b
* @link [Lorentzian algorithm](https://stat.ethz.ch/education/semesters/ss2012/ams/slides/v4.2.pdf)
* @param a - first vector
* @param b - second vector
*
*/
export default function lorentzian(a, b) {
let ans = 0;
for (let i = 0; i < a.length; i++) {
ans += Math.log(Math.abs(a[i] - b[i]) + 1);
}
return ans;
}
//# sourceMappingURL=lorentzian.js.map