diff options
Diffstat (limited to 'pro-train')
| -rwxr-xr-x | pro-train/dist-pro.pl | 45 | ||||
| -rw-r--r-- | pro-train/mr_pro_reduce.cc | 8 |
2 files changed, 25 insertions, 28 deletions
diff --git a/pro-train/dist-pro.pl b/pro-train/dist-pro.pl index 4bc9cfe3..6332563f 100755 --- a/pro-train/dist-pro.pl +++ b/pro-train/dist-pro.pl @@ -63,8 +63,8 @@ my $cpbin=1; # regularization strength my $tune_regularizer = 0; -my $reg = 10; -my $reg_previous = 0; +my $reg = 500; +my $reg_previous = 5000; # Process command-line options Getopt::Long::Configure("no_auto_abbrev"); @@ -547,16 +547,12 @@ sub enseg { sub print_help { my $executable = check_output("basename $0"); chomp $executable; - print << "Help"; + print << "Help"; Usage: $executable [options] <ini file> $executable [options] <ini file> - Runs a complete MERT optimization and test set decoding, using - the decoder configuration in ini file. Note that many of the - options have default values that are inferred automatically - based on certain conventions. For details, refer to descriptions - of the options --decoder, --weights, and --workdir. + Runs a complete PRO optimization using the ini file specified. Required: @@ -576,6 +572,10 @@ General options: --local Run the decoder and optimizer locally with a single thread. + --use-make <I> + Use make -j <I> to run the optimizer commands (useful on large + shared-memory machines where qsub is unavailable). + --decode-nodes <I> Number of decoder processes to run in parallel. [default=15] @@ -584,7 +584,7 @@ General options: --max-iterations <M> Maximum number of iterations to run. If not specified, defaults - to 10. + to 30. --metric <method> Metric to optimize. @@ -597,10 +597,6 @@ General options: --pmem <N> Amount of physical memory requested for parallel decoding jobs. - --use-make <I> - Use make -j <I> to run the optimizer commands (useful on large - shared-memory machines where qsub is unavailable). - --workdir <dir> Directory for intermediate and output files. If not specified, the name is derived from the ini filename. Assuming that the ini @@ -611,21 +607,22 @@ General options: Regularization options: - --interpolate-with-weights <F> - [deprecated] At each iteration the resulting weights are - interpolated with the weights from the previous iteration, with - this factor. - - --tune-regularizer - Hold out one third of the tuning data and used this to tune the - regularization parameter. [this doesn't work well] - --reg <F> - l2 regularization strength + l2 regularization strength [default=500]. The greater this value, + the closer to zero the weights will be. --reg-previous <F> l2 penalty for moving away from the weights from the previous - iteration. + iteration. [default=5000]. The greater this value, the closer + to the previous iteration's weights the next iteration's weights + will be. + +Deprecated options: + + --interpolate-with-weights <F> + [deprecated] At each iteration the resulting weights are + interpolated with the weights from the previous iteration, with + this factor. [default=1.0, i.e., no effect] Help } diff --git a/pro-train/mr_pro_reduce.cc b/pro-train/mr_pro_reduce.cc index 98cddba2..6362ce47 100644 --- a/pro-train/mr_pro_reduce.cc +++ b/pro-train/mr_pro_reduce.cc @@ -23,14 +23,14 @@ void InitCommandLine(int argc, char** argv, po::variables_map* conf) { po::options_description opts("Configuration options"); opts.add_options() ("weights,w", po::value<string>(), "Weights from previous iteration (used as initialization and interpolation") - ("regularize_to_weights,y",po::value<double>()->default_value(0.0), "Differences in learned weights to previous weights are penalized with an l2 penalty with this strength; 0.0 = no effect") - ("interpolate_with_weights,p",po::value<double>()->default_value(1.0), "Output weights are p*w + (1-p)*w_prev; 1.0 = no effect") - ("memory_buffers,m",po::value<unsigned>()->default_value(200), "Number of memory buffers (LBFGS)") - ("regularization_strength,C",po::value<double>()->default_value(1.0), "l2 regularization strength") + ("regularization_strength,C",po::value<double>()->default_value(500.0), "l2 regularization strength") + ("regularize_to_weights,y",po::value<double>()->default_value(5000.0), "Differences in learned weights to previous weights are penalized with an l2 penalty with this strength; 0.0 = no effect") + ("memory_buffers,m",po::value<unsigned>()->default_value(100), "Number of memory buffers (LBFGS)") ("min_reg,r",po::value<double>()->default_value(0.01), "When tuning (-T) regularization strength, minimum regularization strenght") ("max_reg,R",po::value<double>()->default_value(1e6), "When tuning (-T) regularization strength, maximum regularization strenght") ("testset,t",po::value<string>(), "Optional held-out test set") ("tune_regularizer,T", "Use the held out test set (-t) to tune the regularization strength") + ("interpolate_with_weights,p",po::value<double>()->default_value(1.0), "[deprecated] Output weights are p*w + (1-p)*w_prev; 1.0 = no effect") ("help,h", "Help"); po::options_description dcmdline_options; dcmdline_options.add(opts); |