From f21bba5df05c174ff91bb89d86b0d383767f99dd Mon Sep 17 00:00:00 2001

From: Peng Wu <alexepico@gmail.com>

Date: Tue, 11 Dec 2012 14:15:49 +0800

Subject: [PATCH] a safe guard for chewing

---

 src/storage/phrase_index.h | 15 +++++++--------

 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/src/storage/phrase_index.h b/src/storage/phrase_index.h

index acc7c4a..bc6aad2 100644

--- a/src/storage/phrase_index.h

+++ b/src/storage/phrase_index.h

@@ -147,16 +147,15 @@ public:

 		matched += *freq;

 	    }

 	}

-	// use preprocessor to avoid zero freq, in gen_pinyin_table.

-	/*

+

+#if 1

+        /* an additional safe guard for chewing. */

 	if ( 0 == total_freq )

-	    return 0.1;

-	*/

+	    return 0;

+#endif

+

+	/* used preprocessor to avoid zero freq, in gen_chewing_table. */

 	gfloat retval = matched / (gfloat) total_freq;

-	/*

-	if ( 0 == retval )

-	    return 0.03;

-	*/

 	return retval;

     }

-- 

1.7.11.7