Luobin Bai bailuobin

bailuobin / jscosine.js

Created March 22, 2016 15:50 — forked from robertknight/jscosine.js

JS cosine similarity - see also: http://www.p-value.info/2013/02/when-tfidf-and-cosine-similarity-fail.html

	function termFreqMap(str) {
	var words = str.split(' ');
	var termFreq = {};
	words.forEach(function(w) {
	termFreq[w] = (termFreq[w] \|\| 0) + 1;
	});
	return termFreq;
	}

	function addKeysToDict(map, dict) {

bailuobin / Environment Detecter

Last active August 29, 2015 14:24

Javascript code to check if user is browsing this page on Mobile Devices

	Environment = {

	isAndroid : function() {
	return navigator.userAgent.match(/Android/i);
	},
	isBlackBerry : function() {
	return navigator.userAgent.match(/BlackBerry/i);
	},
	isIOS : function() {
	return navigator.userAgent.match(/iPhone\|iPad\|iPod/i);