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lib/AI/ML/Expr.pm  view on Meta::CPAN

    my $chart = Chart::Gnuplot->new(
            output     => $file,
            title     => "Nice one",
            xlabel     => "x",
            ylabel     => "y"
    );

    my $points = Chart::Gnuplot::DataSet->new(
            xdata     => \@xdata,
            ydata     => \@ydata,
            style     => "points"
    );

    my $func = Chart::Gnuplot::DataSet->new(
            func     => $f
    );

    $chart->plot2d($points, $func);
}

=head2 plot_cost

lib/AI/ML/Expr.pm  view on Meta::CPAN

    my $chart = Chart::Gnuplot->new(
            output     => $file,
            title     => "Cost",
            xlabel  => "Iter",
            ylabel     => "Cost"
    );
    $chart->png;
    my $data = Chart::Gnuplot::DataSet->new(
            xdata     => \@iters,
            ydata     => \@costs,
            style     => "linespoints"
    );
    $chart->plot2d($data);

}

1;