trained_bayes.js

const classifier = new BayesClassifier();

classifier.train('BarackObama', 'Fighting climate change with solar power creates jobs.');
classifier.train('elonmusk', 'Turns out ExxonMobil not 100% forthcoming about climate change');
classifier.train('elonmusk', 'Yeah, climate change should really be considered a centrist issue, as it affects everyone.');

classifier.stemCounts
/*
{
  '100':        1,
  turn:         1,
  out:          1,
  exxonmobil:   1,
  not:          1,
  forthcom:     1,
  about:        1,
  climat:       3,
  chang:        3,
  yeah:         1,
  should:       1,
  realli:       1,
  be:           1,
  consid:       1,
  a:            1,
  centrist:     1,
  issu:         1,
  as:           1,
  it:           1,
  affect:       1,
  everyon:      1,
  fight:        1,
  with:         1,
  solar:        1,
  power:        1,
  creat:        1,
  job:          1
}
*/

classifier.stemCountsByCategory
/*
{
  elonmusk: {
    '100':      1,
    turn:       1,
    out:        1,
    exxonmobil: 1,
    not:        1,
    forthcom:   1,
    about:      1,
    climat:     2,
    chang:      2,
    yeah:       1,
    should:     1,
    realli:     1,
    be:         1,
    consid:     1,
    a:          1,
    centrist:   1,
    issu:       1,
    as:         1,
    it:         1,
    affect:     1,
    everyon:    1
  },
  BarackObama: {
    fight:      1,
    climat:     1,
    chang:      1,
    with:       1,
    solar:      1,
    power:      1,
    creat:      1,
    job:        1
  }
}
*/

classifier.documentCountsByCategory
/*
{
  elonmusk:     2,
  BarackObama:  1
}
*/