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lib/Algorithm/VSM.pm  view on Meta::CPAN

#  Constructor for creating a VSM or LSA model of a corpus.  The model instance
#  returned by the constructor can be used for retrieving documents from the corpus
#  in response to queries.
sub new { 
    my ($class, %args) = @_;
    my @params = keys %args;
    croak "\nYou have used a wrong name for a keyword argument " .
          "--- perhaps a misspelling\n" 
          if _check_for_illegal_params(@params) == 0;
    bless {
        _corpus_directory           =>  $args{corpus_directory}   || "",
        _save_model_on_disk         =>  $args{save_model_on_disk} || 0,
        _break_camelcased_and_underscored  => exists $args{break_camelcased_and_underscored} ?
                                              $args{break_camelcased_and_underscored} : 1,
        _corpus_vocab_db            =>  $args{corpus_vocab_db} || "corpus_vocab_db",
        _doc_vectors_db             =>  $args{doc_vectors_db} || "doc_vectors_db",
        _normalized_doc_vecs_db     =>  $args{normalized_doc_vecs_db} || "normalized_doc_vecs_db",
        _stop_words_file            =>  $args{stop_words_file} || "",
        _case_sensitive             =>  $args{case_sensitive} || 0,
        _query_file                 =>  $args{query_file} || "",