3line.nbc

来自「it is the Data Mining Algorithm source c」· NBC 代码 · 共 22 行

/*----------------------------------------------------------------------
  domains
----------------------------------------------------------------------*/
dom(X) = IR;
dom(Y) = IR;
dom(C) = { a, b, c };

/*----------------------------------------------------------------------
  naive Bayes classifier
----------------------------------------------------------------------*/
nbc(C) = {
  prob(C) = { a: 33, b: 33, c: 33 };
  prob(X|C) = {
    a: N( 0, 1) [50],
    b: N( 6, 1) [50],
    c: N(12, 1) [50] };
  prob(Y|C) = {
    a: N( 0, 1) [50],
    b: N( 0, 1) [50],
    c: N( 0, 1) [50] };
};