CALLHOME Mandarin Chinese Lexicon

<p>The CALLHOME Mandarin Chinese collection includes a lexical component. The CALLHOME Mandarin Lexicon consists of 44,405 words and contains separate information fields with phonological, morphological and frequency information for each word.</p><br>
<p>The token coverage by the LDC Mandarin lexicon of words occurring in the 20 LDC Mandarin CALLHOME devtest transcripts (ten minutes of conversation each) is 98%.</p><br>
<p>Orthographic Chinese characters are GB-encoded and are simplified in the Mainland style. A representation of the headword in tone pinyin with strictly lexical tone, i.e. not reflecting phonetic/phonological processes is also provided.</p><br>
<p>Here is a <a href="desc/addenda/LDC96L15_eg.gif" rel="nofollow">sample page </a> from the lexicon. The transcripts and documentation (<a href="http://catalog.ldc.upenn.edu/LDC96T16" rel="nofollow">LDC96T16</a>) are available separately, as is a corpus of telephone speech (<a href="http://catalog.ldc.upenn.edu/LDC96S34" rel="nofollow">LDC96S34</a>).</p></br>

<p>呼叫家园（CALLHOME）普通话语料库包含词汇子模块。其中的呼叫家园普通话词表共收录44405个词条，为每个词汇项分别提供了语音学、形态学及词频相关的信息字段。</p><br><p>针对20份呼叫家园普通话开发测试转录文本（每份含10分钟对话内容），语言数据联盟（LDC）普通话词表对其中词汇Token的覆盖度达98%。</p><br><p>本词表中的规范汉字采用GB编码，且为中国大陆简体字形。同时还提供了标注严格词汇调值的汉语拼音词目形式，该调值不反映语流中的音变或音系过程。</p><br><p>本词表的<a href="desc/addenda/LDC96L15_eg.gif" rel="nofollow">示例页面</a>可在此查看。转录文本与相关文档（<a href="http://catalog.ldc.upenn.edu/LDC96T16" rel="nofollow">LDC96T16</a>）以及电话语音语料库（<a href="http://catalog.ldc.upenn.edu/LDC96S34" rel="nofollow">LDC96S34</a>）均可单独获取。</p>

搜集汇总

背景与挑战

背景概述

CALLHOME Mandarin Chinese Lexicon是一个基于电话对话的汉语词典数据集，包含44,405个词条，提供音系、形态和频率信息，在测试集中覆盖率达98%。它主要用于语音识别研究，字符采用GB编码简化字，并附带拼音声调标注，是EARS、Hub5-LVCSR和GALE等项目的重要组成部分。