brazilianutils
Version:
Lots of utilities for Node.js
13 lines (9 loc) • 332 B
JavaScript
;
var mathUtils = require('./mathUtils');
module.exports.__name = 'Recomendation';
module.exports.similarityByEuclideanDistance = function(a, b){
return 1/(1 + mathUtils.euclideanDistance(a, b));
};
module.exports.similarityByPearsonCoefficient = function(a, b){
return mathUtils.pearsonCoefficient(a, b);
};