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<title>人工智能</title>
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<div style='text-align:right;position:absolute;top:92.0%;left:72.65%;
width:18.91%;height:3.0%'><span style='font-family:"Times New Roman";
mso-ascii-font-family:"Times New Roman";font-size:58%;mso-field-code:meta16'>101</span><span
style='font-size:58%;mso-special-format:lastCR;display:none'> </span></div>
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<div style='position:absolute;top:3.75%;left:5.8%;width:84.83%;height:6.25%'><span
style='font-family:黑体;mso-ascii-font-family:黑体;mso-fareast-font-family:黑体;
font-size:133%'>7.2<span style="mso-spacerun: yes"> </span>不确定推理方法</span> </div>
<div style='position:absolute;top:10.75%;left:5.8%;width:84.83%;height:4.75%'> </div>
<div style='position:absolute;top:16.0%;left:5.8%;width:84.83%;height:4.75%'><span
style='font-family:黑体;mso-ascii-font-family:黑体;mso-fareast-font-family:黑体'>7.2.1<span
style="mso-spacerun: yes"> </span>Bayes 方法 </span></div>
<div style='position:absolute;top:21.25%;left:5.8%;width:84.83%;height:4.75%'> </div>
<div style='position:absolute;top:26.25%;left:5.8%;width:84.83%;height:5.25%'><span
lang=EN-US style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
mso-fareast-language:ZH-CN'><i>p(P)</i></span><span lang=EN-US
style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
mso-fareast-language:ZH-CN'>:<span style="mso-spacerun: yes"> </span></span><span
lang=EN-US style='font-family:仿宋_GB2312;mso-ascii-font-family:仿宋_GB2312;
mso-fareast-font-family:仿宋_GB2312;mso-fareast-language:ZH-CN'>(先验)概率</span><span
style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman"'>,
</span>即<span style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman"'>
</span><span lang=EN-US style='font-family:"Times New Roman";mso-ascii-font-family:
"Times New Roman";mso-fareast-language:ZH-CN'><i>P</i></span><span lang=EN-US
style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
mso-fareast-language:ZH-CN'> </span>为真的概率<span style='font-family:"Times New Roman";
mso-ascii-font-family:"Times New Roman"'>. </span></div>
<div style='position:absolute;top:31.5%;left:5.8%;width:101.68%;height:5.25%'><span
lang=EN-US style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
mso-fareast-language:ZH-CN'><i>P(Q|P):</i></span><span lang=EN-US
style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
mso-fareast-language:ZH-CN'><span style="mso-spacerun: yes"> </span></span><span
style='font-family:仿宋_GB2312;mso-ascii-font-family:仿宋_GB2312;mso-fareast-font-family:
仿宋_GB2312'>条件(后验)概率</span><span style='font-family:"Times New Roman";
mso-ascii-font-family:"Times New Roman"'>, </span>即给定<span style='font-family:
"Times New Roman";mso-ascii-font-family:"Times New Roman"'> </span><span
lang=EN-US style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
mso-fareast-language:ZH-CN'><i>P</i></span><span lang=EN-US style='font-family:
"Times New Roman";mso-ascii-font-family:"Times New Roman";mso-fareast-language:
ZH-CN'> (</span>为真<span style='font-family:"Times New Roman";mso-ascii-font-family:
"Times New Roman"'>), </span><span lang=EN-US style='font-family:"Times New Roman";
mso-ascii-font-family:"Times New Roman";mso-fareast-language:ZH-CN'><i>Q</i></span><span
lang=EN-US style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
mso-fareast-language:ZH-CN'> (</span>为真<span style='font-family:"Times New Roman";
mso-ascii-font-family:"Times New Roman"'>)</span>的概率<span style='font-family:
"Times New Roman";mso-ascii-font-family:"Times New Roman"'>. </span></div>
<div style='position:absolute;top:36.75%;left:5.8%;width:84.83%;height:5.25%'><span
style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman"'><span
style="mso-spacerun:
yes">
</span></span><span lang=EN-US style='font-family:"Times New Roman";
mso-ascii-font-family:"Times New Roman";mso-fareast-language:ZH-CN'><i>p1/(p1+p2)</i></span><span
lang=EN-US style='mso-fareast-language:ZH-CN;display:none'> </span></div>
<div style='position:absolute;top:42.25%;left:5.8%;width:84.83%;height:5.25%'><span
lang=EN-US style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
mso-fareast-language:ZH-CN'><span style="mso-spacerun: yes"> </span> </span></div>
<div style='position:absolute;top:47.5%;left:5.8%;width:84.83%;height:5.25%'><span
lang=EN-US style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
mso-fareast-language:ZH-CN'><i>P(Q|P)=p(P,Q)/p(P) </i></span></div>
<div style='position:absolute;top:52.75%;left:5.8%;width:84.83%;height:5.25%'><span
lang=EN-US style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
mso-fareast-language:ZH-CN'><i>P(P|Q)=p(P,Q)/P(Q) </i></span></div>
<div style='position:absolute;top:58.5%;left:5.8%;width:84.83%;height:4.75%'><span
lang=EN-US style='mso-fareast-language:ZH-CN;display:none'> </span></div>
<div style='position:absolute;top:63.5%;left:5.8%;width:84.83%;height:5.25%'><span
lang=EN-US style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
mso-fareast-language:ZH-CN'><i>Bayes </i></span><span lang=ZH-CN
style='mso-fareast-language:ZH-CN'>规则</span><span lang=ZH-CN style='font-family:
"Times New Roman";mso-ascii-font-family:"Times New Roman";mso-fareast-language:
ZH-CN'>: </span></div>
<div style='position:absolute;top:68.75%;left:5.8%;width:84.83%;height:5.25%'><span
lang=ZH-CN style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
mso-fareast-language:ZH-CN'><span style="mso-spacerun:
yes">
</span></span><span lang=EN-US style='font-family:"Times New Roman";
mso-ascii-font-family:"Times New Roman";mso-fareast-language:ZH-CN'><i>p(P|Q)p(Q) </i></span></div>
<div style='position:absolute;top:74.0%;left:5.8%;width:84.83%;height:5.25%'><span
lang=EN-US style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
mso-fareast-language:ZH-CN'><i>p(Q|P)= </i></span></div>
<div style='position:absolute;top:79.5%;left:5.8%;width:84.83%;height:5.25%'><span
lang=EN-US style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
mso-fareast-language:ZH-CN'><i><span style="mso-spacerun:
yes">
</span>p(P)</i></span><span lang=EN-US style='mso-fareast-language:ZH-CN;
mso-special-format:lastCR;display:none'> </span></div>
</div>
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