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<p align="center"><font face="隸書" size="4" color="#800080"><b>計算所漢語詞法分析系統ICTCLAS</b> </font>
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<td class="mbody" align="center" width="205" style="border-style: double; border-color: #0000FF" height="13"><!--mstheme--><font face="宋體"><a href="author.html">作者介紹</a><!--mstheme--></font></td>
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<p style="margin-top: 0; margin-bottom: 0"><span style="font-size: 10.5pt; mso-bidi-font-size: 12.0pt; font-family: 宋體; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman; font-weight: normal"> </span><span style="mso-bidi-font-size: 12.0pt; font-family: 宋體; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman; font-weight: normal"><font size="3">
<span style="font-family: 宋體; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman; font-weight: normal">詞是最小的能夠獨立活動的有意義的語言成分,但漢語是以字為基本的書寫單位，詞語之間沒有明顯的區分標記，因此，中文詞法分析是中文信息處理的基礎與關鍵。為此,我們中國科學院計算技術研究所在多年研究基礎上，耗時一年研制出了基于多層隱馬模型的漢語詞法分析系統ICTCLAS(Institute
of Computing Technology, Chinese Lexical Analysis System)，該系統的功能有：中文分詞；詞性標注；未登錄詞識別。分詞正確率高達97.58%(最近的973專家組評測結果)，基于角色標注的未登錄詞識別能取得高于90%召回率，其中中國人名的識別召回率接近98%，分詞和詞性標注處理速度為31.5KB/s。</span></font></span></p>
<p style="margin-top: 0; margin-bottom: 0"><span style="mso-bidi-font-size: 12.0pt; font-family: 宋體; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman; font-weight: normal"><font size="3"><span style="font-family: 宋體; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman; font-weight: normal">
ICTCLAS所有的源代碼、論文和技術文檔都可以在<a href="http://www.nlp.org.cn/project/project.php?proj_id=6">www.nlp.org.cn</a></span>
<span style="font-family: 宋體; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman; mso-bidi-font-size: 12.0pt; font-weight: normal">或者</span>
<a href="http://www.ict.ac.cn/freeware/003_ictclas.asp">www.ict.ac.cn/freeware/</a><span style="font-family: 宋體; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman; mso-bidi-font-size: 12.0pt; font-weight: normal">上免費得到。</span>ICTCLAS<span style="font-family: 宋體; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman; mso-bidi-font-size: 12.0pt; font-weight: normal">和計算所其他</span>14<span style="font-family: 宋體; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman; mso-bidi-font-size: 12.0pt; font-weight: normal">項免費發布的成果被中外媒體廣泛地報道，截止到</span>9<span style="font-family: 宋體; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman; mso-bidi-font-size: 12.0pt; font-weight: normal">月，</span>ICTCLAS<span style="font-family: 宋體; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman; mso-bidi-font-size: 12.0pt; font-weight: normal">被來自于中國、日本、新加坡、韓國、美國以及其他國家和地區的</span>2000<span style="font-family: 宋體; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman; mso-bidi-font-size: 12.0pt; font-weight: normal">多位研究人員和商業機構下載使用。我們為免費發布</span>ICTCLAS<span style="font-family: 宋體; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman; mso-bidi-font-size: 12.0pt; font-weight: normal">并能幫助用戶解決中文詞法問題而深感榮幸！</span></font></span></p>
<p class="MsoTitle" style="text-align: justify; text-justify: inter-ideograph; text-indent: 21.0pt; margin-top: 0; margin-bottom: 0"><span style="mso-bidi-font-size: 12.0pt; font-family: 宋體; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman; font-weight: normal"><font size="3">另外，我們還提供一套完整的動態連接庫<span style="mso-bidi-font-size: 12.0pt; font-weight: normal; font-family: 宋體; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">ICTCLAS.dll</span>供開發者直接在自己的系統中調用<span style="mso-bidi-font-size: 12.0pt; font-weight: normal; font-family: 宋體; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">ICTCLAS</span>來實現漢語詞法分析。最后我們歡迎各位提出的任何問題，評述或者建議。<o:p>
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<p style="margin-top: 0; margin-bottom: 0"><span style="mso-bidi-font-size: 12.0pt; font-family: 宋體; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman; font-weight: normal"><font size="3">
在該系統的學習訓練階段采用了人民日報一個月的切分標注好的語料庫，在此對人民日報、北大計算語言所、北京富士通公司表示感謝！歡迎相關領域的工程技術人員、研究人員使用，并提供寶貴意見。</font></span></p>
<p style="margin-top: 0; margin-bottom: 0"><font face="幼圓"><font color="#800080"><b>Author:
</b></font> Kevin
Zhang (張華平);
Qun Liu(劉群)</font></p>
<p style="margin-top: 0; margin-bottom: 0"><font face="幼圓">Inst.
of Computing Tech., Chinese Academy of Sciences</font></p>
<p style="margin-top: 0; margin-bottom: 0"><font face="幼圓"><font color="#800080"><b>Email:</b></font>
zhanghp@software.ict.ac.cn<o:p>
</o:p>
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<p style="margin-top: 0; margin-bottom: 0"><font face="幼圓"><font color="#800080"><b>Tel:
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+86-10-88455001/5/7 to 714</font><!--mstheme--></font></td>
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