my $classifier = AI::NaiveBayes->train( { attributes => { phone => 1, 'last name' => 1, 'fname' => 1, mobile => 1 }, labels => ['has header'] }, ); # Classify a feature vector my $result = $classifier->classify({fname => 5}); # $result is now a AI::NaiveBayes::Classification object my @predictors = $result->find_predictors;