112 lines
2.7 KiB
JavaScript
112 lines
2.7 KiB
JavaScript
const SAMPLES = 500000;
|
|
const TRIES = 50000;
|
|
const FAILTEXT = 'Input conditions may be impossible: tried ' + TRIES + ' times and failed.';
|
|
|
|
var minLength = 3;
|
|
var maxLength = 10;
|
|
var order = 1;
|
|
|
|
window.onload = function() {
|
|
repopulate();
|
|
}
|
|
|
|
function repeatRun(times) {
|
|
document.getElementById('results').innerHTML = '';
|
|
for(var i = 0; i < times; i++) {
|
|
var word = getGoodChainOutput();
|
|
if(word == null) {
|
|
document.getElementById('results').innerHTML = FAILTEXT;
|
|
return;
|
|
}
|
|
var p = document.createElement("P");
|
|
p.className = "nospace";
|
|
p.innerHTML = word;
|
|
document.getElementById('results').appendChild(p);
|
|
}
|
|
}
|
|
|
|
function repeatRunReturn(times) {
|
|
var ret = [];
|
|
for(var i = 0; i < times; i++) {
|
|
var ch = getGoodChainOutput();
|
|
if(ch == null) return null;
|
|
ret.push(ch);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
function getGoodChainOutput() {
|
|
var word = runChain();
|
|
var i = 0;
|
|
while(word.length < minLength || word.length > maxLength) {
|
|
word = runChain();
|
|
i++
|
|
if(i > 5000) return null;
|
|
}
|
|
return word;
|
|
}
|
|
|
|
function analyze() {
|
|
document.getElementById('results').innerHTML = 'Analyzing...';
|
|
setTimeout(doAnalyze);
|
|
}
|
|
|
|
function doAnalyze() {
|
|
var run = repeatRunReturn(SAMPLES);
|
|
if(run == null) {
|
|
document.getElementById('results').innerHTML = FAILTEXT;
|
|
}
|
|
var results = {};
|
|
for(var i = 0; i < run.length; i++) {
|
|
var w = run[i];
|
|
if(results[w] != undefined) results[w] += 1;
|
|
else results[w] = 1;
|
|
}
|
|
var sorted = Object.keys(results).sort(function(a, b) {return results[b]-results[a]});
|
|
sorted.splice(50);
|
|
var final = '';
|
|
for(var i = 0; i < sorted.length; i++) {
|
|
final += sorted[i];
|
|
var ns = Math.ceil((maxLength+1)/2) - sorted[i].length + 1;
|
|
for(var i = 0; i < ns; i++) { final += ' '; }
|
|
final += '(' + format(Math.round(10000*results[sorted[i]]/SAMPLES)/100, 1, 2) + '%)';
|
|
final += '<br>';
|
|
}
|
|
document.getElementById('results').innerHTML = final;
|
|
}
|
|
|
|
function format(number, wholeDigits, decimalDigits) {
|
|
var nstr = String(number);
|
|
var parts = nstr.split('.');
|
|
var whole = parts[0], decimal = parts[1];
|
|
while(whole != null && whole.length < wholeDigits) {
|
|
whole = '0' + whole;
|
|
}
|
|
while(decimal != null && decimal.length < decimalDigits) {
|
|
decimal += '0';
|
|
}
|
|
if(whole == undefined) whole = 0;
|
|
if(decimal == undefined) decimal = 0;
|
|
return whole + '.' + decimal;
|
|
}
|
|
|
|
function repopulate() {
|
|
var corpus = document.getElementById('corpus').value;
|
|
populateChain(corpus);
|
|
}
|
|
|
|
function minmax() {
|
|
minLength = document.getElementById('min_length').value;
|
|
maxLength = document.getElementById('max_length').value;
|
|
}
|
|
|
|
function setOrder() {
|
|
order = document.getElementById('markov_order').value;
|
|
repopulate();
|
|
}
|
|
|
|
function preset() {
|
|
document.getElementById('corpus').value = presets[document.getElementById('preset').value];
|
|
repopulate();
|
|
}
|