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author | Peng Wu <alexepico@gmail.com> | 2013-04-12 08:58:44 +0800 |
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committer | Peng Wu <alexepico@gmail.com> | 2013-04-12 08:58:44 +0800 |
commit | 196601b5a3b8a2db0c520b03e6cde66904476bb4 (patch) | |
tree | ad0cdb23d8f3c48f33c83796e00a24ced7692a68 /src | |
parent | d4a39f57c7d2dc715340e0c6cfd73f577ce5a7fa (diff) | |
download | libpinyin-196601b5a3b8a2db0c520b03e6cde66904476bb4.tar.gz libpinyin-196601b5a3b8a2db0c520b03e6cde66904476bb4.tar.xz libpinyin-196601b5a3b8a2db0c520b03e6cde66904476bb4.zip |
remove LAMBDA_PARAMETER
Diffstat (limited to 'src')
-rw-r--r-- | src/include/novel_types.h | 2 | ||||
-rw-r--r-- | src/pinyin.cpp | 6 |
2 files changed, 4 insertions, 4 deletions
diff --git a/src/include/novel_types.h b/src/include/novel_types.h index 0ef845f..88c063c 100644 --- a/src/include/novel_types.h +++ b/src/include/novel_types.h @@ -150,8 +150,6 @@ typedef enum { USER_DICTIONARY = 15 } PHRASE_INDEX_LIBRARIES; -#define LAMBDA_PARAMETER 0.347121 - G_END_DECLS #endif diff --git a/src/pinyin.cpp b/src/pinyin.cpp index 1415876..70a5385 100644 --- a/src/pinyin.cpp +++ b/src/pinyin.cpp @@ -1089,9 +1089,11 @@ static void _compute_frequency_of_items(pinyin_context_t * context, total_freq = phrase_index->get_phrase_index_total_freq(); assert (0 < total_freq); + gfloat lambda = context->m_system_table_info.get_lambda(); + /* Note: possibility value <= 1.0. */ - guint32 freq = (LAMBDA_PARAMETER * bigram_poss + - (1 - LAMBDA_PARAMETER) * + guint32 freq = (lambda * bigram_poss + + (1 - lambda) * cached_item.get_unigram_frequency() / (gfloat) total_freq) * 256 * 256 * 256; item->m_freq = freq; |