var ExtraMath = require("lib/extramath"); function main(args) { var a = "this is an apple"; var b = "this is red apple"; var dtm = new ExtraMath.DTM(); dtm.add(a); dtm.add(b); var mat = dtm.toArray(); console.log(mat[0].join(' ')); console.log(mat[1].join(' ')); console.log(String(ExtraMath.cos(mat[0], mat[1]))); console.log(String(ExtraMath.measureSimilarity(a, b))); } exports.main = main;