From d2d724c64abb6ac5450d7e09f9c6dd8f99414caf Mon Sep 17 00:00:00 2001
From: Paul Baltescu <pauldb89@gmail.com>
Date: Wed, 24 Apr 2013 14:32:48 +0100
Subject: README file for the grammar extractor.

---
 .gitignore          | 1 +
 extractor/README.md | 5 +++++
 2 files changed, 6 insertions(+)
 create mode 100644 extractor/README.md

diff --git a/.gitignore b/.gitignore
index d368a3ad..d963db32 100644
--- a/.gitignore
+++ b/.gitignore
@@ -188,6 +188,7 @@ utils/small_vector_test
 utils/ts
 utils/weights_test
 training/crf/mpi_batch_optimize
+training/crf/mpi_baum_welch
 training/crf/mpi_compute_cllh
 training/crf/mpi_extract_features
 training/crf/mpi_extract_reachable
diff --git a/extractor/README.md b/extractor/README.md
new file mode 100644
index 00000000..d0ae70ed
--- /dev/null
+++ b/extractor/README.md
@@ -0,0 +1,5 @@
+C++ implementation of the online grammar extractor originally developed by [Adam Lopez](http://www.cs.jhu.edu/~alopez/).
+
+To run the extractor you need to:
+
+    cdec/extractor/run_extractor -a <alignment> -b <parallel_corpus> -g <grammar_output_path> < <input_sentences> > <sgm_file>
-- 
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