deltam/10min_bayes.html

## 10min_bayes.html
<html>
<title>10分で書くベイジアンフィルタ</title>
<script type="text/javascript">
<!--//
function run() {
	var hash = splitWord(form.classA.value);
	var str = "";
	var sum = 0;
	for (key in hash) {
		str += key + ": " + hash[key] + ";¥n";
		sum += hash[key];
	}
	form.out.value = str + "sum = " + sum;
}
function splitWord(str) {
	var ret = [];
	var pat = /[一-龠]+|[ぁ-ん]+|[ァ-ヴー]+|[a-zA-Z0-9]+|[ａ-ｚＡ-Ｚ０-９]+/;

	while (true) {
		var m = str.match(pat);
		if (m != null && m.length > 0 && m[0].length > 0) {
			str = str.substring(RegExp.lastIndex);
			if (ret[m[0]] != undefined)
				ret[m[0]]++;
			else
				ret[m[0]] = 1;
		}
		else
			break;
	}

	return ret;
}
//-->
</script>
<body>
<h1>10分で書くベイジアンフィルタ</h1>
<form name="form">
Class A:<textarea name="classA" rows="10" cols="40"></textarea>
Class B:<textarea name="classB" rows="10" cols="40"></textarea><br />
<input value="ベイズ判定" type="button" onclick="run()" /><br />
out:<br />
<textarea name="out" rows="10" cols="40"></textarea><br />
</form>
</body>
</html>
	<html>
	<title>10分で書くベイジアンフィルタ</title>
	<script type="text/javascript">
	<!--//
	function run() {
	var hash = splitWord(form.classA.value);
	var str = "";
	var sum = 0;
	for (key in hash) {
	str += key + ": " + hash[key] + ";¥n";
	sum += hash[key];
	}
	form.out.value = str + "sum = " + sum;
	}
	function splitWord(str) {
	var ret = [];
	var pat = /[一-龠]+\|[ぁ-ん]+\|[ァ-ヴー]+\|[a-zA-Z0-9]+\|[ａ-ｚＡ-Ｚ０-９]+/;

	while (true) {
	var m = str.match(pat);
	if (m != null && m.length > 0 && m[0].length > 0) {
	str = str.substring(RegExp.lastIndex);
	if (ret[m[0]] != undefined)
	ret[m[0]]++;
	else
	ret[m[0]] = 1;
	}
	else
	break;
	}

	return ret;
	}
	//-->
	</script>
	<body>
	<h1>10分で書くベイジアンフィルタ</h1>
	<form name="form">
	Class A:<textarea name="classA" rows="10" cols="40"></textarea>
	Class B:<textarea name="classB" rows="10" cols="40"></textarea><br />
	<input value="ベイズ判定" type="button" onclick="run()" /><br />
	out:<br />
	<textarea name="out" rows="10" cols="40"></textarea><br />
	</form>
	</body>
	</html>