From 3f01c8ed777aec011181dc515d9d28aa81e8530b Mon Sep 17 00:00:00 2001
From: Chris Dyer <redpony@gmail.com>
Date: Sat, 26 Dec 2009 12:49:06 -0600
Subject: increase intersection speed by a couple orders of magnitude for
 linear chain graphs

---
 decoder/lexcrf.cc | 1 +
 1 file changed, 1 insertion(+)

(limited to 'decoder/lexcrf.cc')

diff --git a/decoder/lexcrf.cc b/decoder/lexcrf.cc
index b80d055c..b0e03c69 100644
--- a/decoder/lexcrf.cc
+++ b/decoder/lexcrf.cc
@@ -106,6 +106,7 @@ bool LexicalCRF::Translate(const string& input,
   LatticeTools::ConvertTextToLattice(input, &lattice);
   smeta->SetSourceLength(lattice.size());
   pimpl_->BuildTrellis(lattice, *smeta, forest);
+  forest->is_linear_chain_ = true;
   forest->Reweight(weights);
   return true;
 }
-- 
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