西电2023秋季机器学习期末复习资料 5.38MB

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机器学习期末复习大约有4个文件

机器学习期末复习/linear-models.pdf 55.52KB
机器学习期末复习/neural-networks.pdf 79.03KB
机器学习期末复习/others.pdf 76.28KB
机器学习期末复习/机器学习复习问答.pdf 5.62MB

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老师考前给的问题和笔者自己整理的答案。

<link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/base.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/fancy.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/88746202/raw.css" rel="stylesheet"/><div id="sidebar" style="display: none"><div id="outline"></div></div><div class="pf w0 h0" data-page-no="1" id="pf1"><div class="pc pc1 w0 h0"><img alt="" class="bi x0 y0 w1 h1" src="/image.php?url=https://csdnimg.cn/release/download_crawler_static/88746202/bg1.jpg"/><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">1</div><div class="c x0 y2 w2 h3"><div class="t m0 x2 h4 y3 ff2 fs1 fc1 sc0 ls0 ws0"><span class="fc4 sc0">机</span></div><div class="t m0 x3 h4 y3 ff3 fs1 fc1 sc0 ls0 ws0"><span class="fc4 sc0">器</span></div><div class="t m0 x4 h4 y3 ff4 fs1 fc1 sc0 ls0 ws0"><span class="fc4 sc0">学</span></div><div class="t m0 x5 h4 y3 ff5 fs1 fc1 sc0 ls0 ws0"><span class="fc4 sc0">习</span></div><div class="t m0 x6 h4 y3 ff6 fs1 fc1 sc0 ls0 ws0"><span class="fc4 sc0">复</span></div><div class="t m0 x7 h4 y3 ff5 fs1 fc1 sc0 ls0 ws0"><span class="fc4 sc0">习</span></div><div class="t m0 x2 h5 y4 ff7 fs2 fc2 sc0 ls0 ws0"><span class="fc4 sc0">P</span><span class="fc4 sc0">a</span><span class="fc4 sc0">r</span><span class="fc4 sc0">t</span><span class="fc4 sc0"> </span><span class="fc4 sc0">1</span></div><div class="t m0 x8 h6 y4 ff8 fs3 fc2 sc0 ls0 ws0"><span class="fc4 sc0"> </span></div><div class="t m0 x2 h6 y5 ff9 fs3 fc2 sc0 ls0 ws0"><span class="fc4 sc0">⼀</span></div><div class="t m0 x9 h6 y5 ffa fs3 fc2 sc0 ls0 ws0"><span class="fc4 sc0">、</span></div><div class="t m0 xa h6 y5 ffb fs3 fc2 sc0 ls0 ws0"><span class="fc4 sc0">理</span></div><div class="t m0 xb h6 y5 ffc fs3 fc2 sc0 ls0 ws0"><span class="fc4 sc0">论</span></div><div class="t m0 xc h6 y5 ffd fs3 fc2 sc0 ls0 ws0"><span class="fc4 sc0">题</span></div><div class="t m0 x2 h7 y6 ffe fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">1</span><span class="fc4 sc0">.</span><span class="fc4 sc0"> </span></div><div class="t m0 xd h7 y6 fff fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">试</span></div><div class="t m0 x3 h7 y6 ff10 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">述</span></div><div class="t m0 xe h7 y6 ff11 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">什么</span></div><div class="t m0 xf h7 y6 ff12 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">是机</span></div><div class="t m0 x10 h7 y6 ff13 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">器</span></div><div class="t m0 x6 h7 y6 ff14 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">学</span></div><div class="t m0 x11 h7 y6 ff11 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">习</span></div><div class="t m0 x7 h7 y6 ff15 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">。</span></div><div class="t m0 x12 h6 y6 ff8 fs3 fc2 sc0 ls0 ws0"><span class="fc4 sc0"> </span></div><div class="t m0 x2 h7 y7 ff16 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">答</span></div><div class="t m0 xd h7 y7 ff17 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">：</span></div><div class="t m0 x3 h7 y7 fff fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">让</span></div><div class="t m0 xe h7 y7 ff12 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">机</span></div><div class="t m0 x4 h7 y7 ff13 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">器</span></div><div class="t m0 xf h7 y7 ff18 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">像</span></div><div class="t m0 x5 h7 y7 ff11 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">⼈</span></div><div class="t m0 x10 h7 y7 ff19 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">类</span></div><div class="t m0 x6 h7 y7 ff17 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">⼀</span></div><div class="t m0 x11 h7 y7 ff12 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">样</span></div><div class="t m0 x7 h7 y7 ff17 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">，</span></div><div class="t m0 x12 h7 y7 ff10 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">通过</span></div><div class="t m0 x13 h7 y7 fff fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">观</span></div><div class="t m0 x14 h7 y7 ff14 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">察</span></div><div class="t m0 x15 h7 y7 ff1a fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">⼤</span></div><div class="t m0 x16 h7 y7 ff1b fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">量</span></div><div class="t m0 x17 h7 y7 ff1c fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">的</span></div><div class="t m0 x18 h7 y7 ff1d fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">数据</span></div><div class="t m0 x19 h7 y7 ff1e fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">和</span></div><div class="t m0 x1a h7 y7 fff fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">训</span></div><div class="t m0 x1b h7 y7 ff19 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">练</span></div><div class="t m0 x1c h7 y7 ff17 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">，</span></div><div class="t m0 x1d h7 y7 ff1e fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">发</span></div><div class="t m0 x1e h7 y7 ff1f fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">现</span></div><div class="t m0 x1f h7 y7 ff11 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">事</span></div><div class="t m0 x20 h7 y7 ff20 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">物</span></div><div class="t m0 x21 h7 y7 ff1c fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">的</span></div><div class="t m0 x22 h7 y7 fff fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">规</span></div><div class="t m0 x23 h7 y7 ff21 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">律</span></div><div class="t m0 x24 h7 y7 ff17 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">，</span></div><div class="t m0 x25 h7 y7 ff22 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">获</span></div><div class="t m0 x26 h7 y7 ff1e fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">取</span></div><div class="t m0 x27 h7 y7 ff12 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">某</span></div><div class="t m0 x28 h7 y7 ff16 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">种</span></div><div class="t m0 x29 h7 y7 ff18 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">分</span></div><div class="t m0 x2a h7 y7 ff12 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">析</span></div><div class="t m0 x2b h7 y7 ff23 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">问题</span></div><div class="t m0 x2c h7 y7 ff15 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">、</span></div><div class="t m0 x2d h7 y7 fff fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">解</span></div><div class="t m0 x2e h7 y7 ff18 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">决</span></div><div class="t m0 x2 h7 y8 ff23 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">问题</span></div><div class="t m0 x3 h7 y8 ff1c fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">的</span></div><div class="t m0 xe h7 y8 ff24 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">能</span></div><div class="t m0 x4 h7 y8 ff18 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">⼒</span></div><div class="t m0 xf h7 y8 ff17 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">，</span></div><div class="t m0 x5 h7 y8 ff21 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">并</span></div><div class="t m0 x10 h7 y8 ff1f fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">⽤</span></div><div class="t m0 x6 h7 y8 ff14 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">它</span></div><div class="t m0 x11 h7 y8 ff12 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">来</span></div><div class="t m0 x7 h7 y8 fff fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">解</span></div><div class="t m0 x12 h7 y8 ff18 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">决</span></div><div class="t m0 x2f h7 y8 ff14 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">实</span></div><div class="t m0 x13 h7 y8 ff23 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">际问题</span></div><div class="t m0 x16 h7 y8 ff15 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">。</span></div><div class="t m0 x2 h7 y9 ffe fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">2</span></div><div class="t m0 x30 h7 y9 ff15 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">、</span></div><div class="t m0 x31 h7 y9 fff fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">试</span></div><div class="t m0 x32 h7 y9 ff10 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">述</span></div><div class="t m0 x33 h7 y9 ff1c fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">监督</span></div><div class="t m0 x34 h7 y9 ff14 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">学</span></div><div class="t m0 x35 h7 y9 ff11 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">习</span></div><div class="t m0 x36 h7 y9 ff1c fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">的</span></div><div class="t m0 x37 h7 y9 ff25 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">概</span></div><div class="t m0 x38 h7 y9 ff21 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">念</span></div><div class="t m0 x39 h7 y9 ff15 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">。</span></div><div class="t m0 x3a h7 y9 ff18 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">其</span></div><div class="t m0 x3b h7 y9 ff17 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">与</span></div><div class="t m0 x3c h7 y9 ff23 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">⾮</span></div><div class="t m0 x3d h7 y9 ff1c fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">监督</span></div><div class="t m0 x3e h7 y9 ff14 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">学</span></div><div class="t m0 x3f h7 y9 ff11 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">习</span></div><div class="t m0 x40 h7 y9 ff12 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">有</span></div><div class="t m0 x41 h7 y9 ff11 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">何</span></div><div class="t m0 x42 h7 y9 ff17 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">不</span></div><div class="t m0 x43 h7 y9 ff1e fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">同</span></div><div class="t m0 x44 h7 y9 ff17 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">？</span></div><div class="t m0 x45 h6 y9 ff8 fs3 fc2 sc0 ls0 ws0"><span class="fc4 sc0"> </span></div><div class="t m0 x2 h7 ya ff16 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">答</span></div><div class="t m0 xd h7 ya ff17 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">：</span></div><div class="t m0 x3 h7 ya ff1c fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">监督</span></div><div class="t m0 x4 h7 ya ff14 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">学</span></div><div class="t m0 xf h7 ya ff11 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">习</span></div><div class="t m0 x5 h7 ya ff1c fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">的</span></div><div class="t m0 x10 h7 ya ff1d fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">数据</span></div><div class="t m0 x11 h7 ya ff12 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">样本</span></div><div class="t m0 x12 h7 ya ff1d fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">既</span></div><div class="t m0 x2f h7 ya ff12 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">有</span></div><div class="t m0 x13 h7 ya ff10 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">输</span></div><div class="t m0 x14 h7 ya ff18 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">⼊</span></div><div class="t m0 x15 h7 ya ff20 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">特</span></div><div class="t m0 x16 h7 ya ff21 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">征</span></div><div class="t m0 x17 h7 ya ff17 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">，</span></div><div class="t m0 x18 h7 ya ff11 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">也</span></div><div class="t m0 x46 h7 ya ff12 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">有</span></div><div class="t m0 x19 h7 ya ff10 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">输</span></div><div class="t m0 x1a h7 ya ff18 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">出</span></div><div class="t m0 x1b h7 ya ff12 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">标</span></div><div class="t m0 x1c h7 ya ff16 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">签</span></div><div class="t m0 x1d h7 ya ff15 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">。</span></div><div class="t m0 x1e h7 ya ff25 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">模</span></div><div class="t m0 x1f h7 ya ff13 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">型</span></div><div class="t m0 x20 h7 ya ff14 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">学</span></div><div class="t m0 x21 h7 ya ff11 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">习从</span></div><div class="t m0 x23 h7 ya ff10 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">输</span></div><div class="t m0 x24 h7 ya ff18 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">⼊</span></div><div class="t m0 x25 h7 ya ff1d fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">数据</span></div><div class="t m0 x27 h7 ya ff18 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">到</span></div><div class="t m0 x28 h7 ya ff10 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">输</span></div><div class="t m0 x29 h7 ya ff18 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">出</span></div><div class="t m0 x2a h7 ya ff12 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">标</span></div><div class="t m0 x2b h7 ya ff16 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">签</span></div><div class="t m0 x47 h7 ya ff1c fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">的</span></div><div class="t m0 x2c h7 ya ff12 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">映</span></div><div class="t m0 x2d h7 ya ff14 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">射</span></div><div class="t m0 x2e h7 ya ff25 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">模</span></div><div class="t m0 x2 h7 yb ff21 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">式</span></div><div class="t m0 xd h7 yb ff17 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">，</span></div><div class="t m0 x3 h7 yb ff1c fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">⽬</span></div><div class="t m0 xe h7 yb ff12 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">标是</span></div><div class="t m0 xf h7 yb ff13 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">在</span></div><div class="t m0 x5 h7 yb ff23 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">⾯</span></div><div class="t m0 x10 h7 yb ff14 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">对</span></div><div class="t m0 x6 h7 yb ff1d fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">新</span></div><div class="t m0 x11 h7 yb ff1c fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">的</span></div><div class="t m0 x7 h7 yb ff15 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">、</span></div><div class="t m0 x12 h7 yb ff12 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">未标</span></div><div class="t m0 x13 h7 yb fff fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">记</span></div><div class="t m0 x14 h7 yb ff1c fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">的</span></div><div class="t m0 x15 h7 yb ff1d fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">数据</span></div><div class="t m0 x17 h7 yb ff12 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">时</span></div><div class="t m0 x18 h7 yb ff24 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">能</span></div><div class="t m0 x46 h7 yb ff1a fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">够</span></div><div class="t m0 x19 h7 yb ff18 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">做出准</span></div><div class="t m0 x1c h7 yb ff1c fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">确的</span></div><div class="t m0 x1e h7 yb ff23 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">预</span></div><div class="t m0 x1f h7 yb ff26 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">测</span></div><div class="t m0 x20 h7 yb ff15 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">。</span></div><div class="t m0 x21 h7 yb ff18 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">分</span></div><div class="t m0 x22 h7 yb ff19 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">类</span></div><div class="t m0 x23 h7 yb ff1e fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">和</span></div><div class="t m0 x24 h7 yb ff13 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">回</span></div><div class="t m0 x25 h7 yb ff21 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">归</span></div><div class="t m0 x26 h7 yb ff12 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">是</span></div><div class="t m0 x27 h7 yb ff1c fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">监督</span></div><div class="t m0 x29 h7 yb ff14 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">学</span></div><div class="t m0 x2a h7 yb ff11 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">习</span></div><div class="t m0 x2b h7 yb ff1c fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">的</span></div><div class="t m0 x47 h7 yb ff21 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">常</span></div><div class="t m0 x2c h7 yb fff fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">⻅</span></div><div class="t m0 x2d h7 yb ff11 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">任</span></div><div class="t m0 x2 h7 yc ff18 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">务</span></div><div class="t m0 xd h7 yc ff15 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">。</span></div><div class="t m0 x2 h7 yd ff23 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">⾮</span></div><div class="t m0 xd h7 yd ff1c fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">监督</span></div><div class="t m0 xe h7 yd ff14 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">学</span></div><div class="t m0 x4 h7 yd ff11 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">习</span></div><div class="t m0 xf h7 yd ff1c fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">的</span></div><div class="t m0 x5 h7 yd ff1d fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">数据</span></div><div class="t m0 x6 h7 yd ff12 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">样本</span></div><div class="t m0 x7 h7 yd ff1e fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">只</span></div><div class="t m0 x12 h7 yd ff12 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">有</span></div><div class="t m0 x2f h7 yd ff10 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">输</span></div><div class="t m0 x13 h7 yd ff18 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">⼊</span></div><div class="t m0 x14 h7 yd ff20 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">特</span></div><div class="t m0 x15 h7 yd ff21 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">征</span></div><div class="t m0 x16 h7 yd ff17 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">，</span></div><div class="t m0 x17 h7 yd ff26 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">没</span></div><div class="t m0 x18 h7 yd ff12 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">有</span></div><div class="t m0 x46 h7 yd ff10 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">输</span></div><div class="t m0 x19 h7 yd ff18 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">出</span></div><div class="t m0 x1a h7 yd ff12 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">标</span></div><div class="t m0 x1b h7 yd ff16 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">签</span></div><div class="t m0 x1c h7 yd ff15 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">。</span></div><div class="t m0 x1d h7 yd ff25 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">模</span></div><div class="t m0 x1e h7 yd ff13 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">型</span></div><div class="t m0 x1f h7 yd ff11 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">从</span></div><div class="t m0 x20 h7 yd ff12 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">未标</span></div><div class="t m0 x22 h7 yd fff fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">记</span></div><div class="t m0 x23 h7 yd ff1c fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">的</span></div><div class="t m0 x24 h7 yd ff1d fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">数据</span></div><div class="t m0 x26 h7 yd ff11 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">中</span></div><div class="t m0 x27 h7 yd ff1e fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">发</span></div><div class="t m0 x28 h7 yd ff1f fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">现</span></div><div class="t m0 x29 h7 yd ff25 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">模</span></div><div class="t m0 x2a h7 yd ff21 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">式</span></div><div class="t m0 x2b h7 yd ff1e fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">和</span></div><div class="t m0 x47 h7 yd ff19 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">结</span></div><div class="t m0 x2c h7 yd ff12 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">构</span></div><div class="t m0 x2d h7 yd ff17 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">，</span></div><div class="t m0 x2e h7 yd ff24 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">⽽</span></div><div class="t m0 x2 h7 ye ff17 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">不</span></div><div class="t m0 xd h7 ye ff12 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">是</span></div><div class="t m0 x3 h7 ye ff11 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">依</span></div><div class="t m0 xe h7 ye ff27 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">赖</span></div><div class="t m0 x4 h7 ye ff11 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">于</span></div><div class="t m0 xf h7 ye ff10 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">输</span></div><div class="t m0 x5 h7 ye ff18 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">出</span></div><div class="t m0 x10 h7 ye ff12 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">标</span></div><div class="t m0 x6 h7 ye ff16 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">签</span></div><div class="t m0 x11 h7 ye ff15 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">。</span></div><div class="t m0 x7 h7 ye ff1c fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">⽬</span></div><div class="t m0 x12 h7 ye ff12 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">标是</span></div><div class="t m0 x13 h7 ye ff14 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">尝</span></div><div class="t m0 x14 h7 ye fff fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">试</span></div><div class="t m0 x15 h7 ye ff28 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">找</span></div><div class="t m0 x16 h7 ye ff18 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">到</span></div><div class="t m0 x17 h7 ye ff1d fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">数据</span></div><div class="t m0 x46 h7 ye ff1c fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">的</span></div><div class="t m0 x19 h7 ye ff18 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">内</span></div><div class="t m0 x1a h7 ye ff13 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">在</span></div><div class="t m0 x1b h7 ye ff19 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">结</span></div><div class="t m0 x1c h7 ye ff12 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">构</span></div><div class="t m0 x1d h7 ye ff17 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">，</span></div><div class="t m0 x1e h7 ye ff10 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">进</span></div><div class="t m0 x1f h7 ye fff fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">⾏</span></div><div class="t m0 x20 h7 ye ff24 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">聚</span></div><div class="t m0 x21 h7 ye ff19 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">类</span></div><div class="t m0 x22 h7 ye ff15 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">、</span></div><div class="t m0 x23 h7 ye ff23 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">降</span></div><div class="t m0 x24 h7 ye ff19 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">维</span></div><div class="t m0 x25 h7 ye ff28 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">或</span></div><div class="t m0 x26 h7 ye ff14 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">密</span></div><div class="t m0 x27 h7 ye ff21 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">度</span></div><div class="t m0 x28 h7 ye ff11 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">估</span></div><div class="t m0 x29 h7 ye fff fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">计</span></div><div class="t m0 x2a h7 ye ff16 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">等</span></div><div class="t m0 x2b h7 ye ff11 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">任</span></div><div class="t m0 x47 h7 ye ff18 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">务</span></div><div class="t m0 x2c h7 ye ff15 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">。</span></div><div class="t m0 x2 h7 yf ffe fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">3</span></div><div class="t m0 x30 h7 yf ff15 fs4 fc3 sc0 ls0 ws0"><span class="fc4 sc0">、</span></div><div class="t m0 x31 h7 yf ff1d fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">描</span></div><div class="t m0 x32 h7 yf ff10 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">述</span></div><div class="t m0 x33 h7 yf ff19 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">线</span></div><div class="t m0 x48 h7 yf ff21 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">性</span></div><div class="t m0 x34 h7 yf ff13 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">回</span></div><div class="t m0 x35 h7 yf ff21 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">归</span></div><div class="t m0 x36 h7 yf ff25 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">模</span></div><div class="t m0 x37 h7 yf ff13 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">型</span></div><div class="t m0 x38 h7 yf ff1c fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">的</span></div><div class="t m0 x39 h7 yf ff1d fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">数</span></div><div class="t m0 x3a h7 yf ff14 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">学</span></div><div class="t m0 x3b h7 yf ff21 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">形式</span></div><div class="t m0 x3d h7 yf ff15 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">。</span></div><div class="t m0 x49 h7 yf ff19 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">线</span></div><div class="t m0 x3e h7 yf ff21 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">性</span></div><div class="t m0 x3f h7 yf ff13 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">回</span></div><div class="t m0 x40 h7 yf ff21 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">归</span></div><div class="t m0 x41 h7 yf ff25 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">模</span></div><div class="t m0 x42 h7 yf ff13 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">型</span></div><div class="t m0 x43 h7 yf ff12 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">是</span></div><div class="t m0 x44 h7 yf ff1a fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">如</span></div><div class="t m0 x45 h7 yf ff11 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">何</span></div><div class="t m0 x4a h7 yf ff10 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">进</span></div><div class="t m0 x4b h7 yf fff fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">⾏</span></div><div class="t m0 x4c h7 yf ff23 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">预</span></div><div class="t m0 x4d h7 yf ff26 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">测</span></div><div class="t m0 x4e h7 yf ff1c fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">的</span></div><div class="t m0 x4f h7 yf ff17 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">？</span></div><div class="t m0 x50 h6 yf ff8 fs3 fc2 sc0 ls0 ws0"><span class="fc4 sc0"> </span></div><div class="t m0 x2 h7 y10 ffe fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">4</span><span class="fc4 sc0">.</span><span class="fc4 sc0"> </span></div><div class="t m0 x51 h7 y10 ff14 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">定</span></div><div class="t m0 x52 h7 y10 ff11 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">义</span></div><div class="t m0 x53 h7 y10 ff19 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">线</span></div><div class="t m0 x54 h7 y10 ff21 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">性</span></div><div class="t m0 x55 h7 y10 ff13 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">回</span></div><div class="t m0 x56 h7 y10 ff21 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">归</span></div><div class="t m0 x57 h7 y10 ff1c fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">的</span></div><div class="t m0 x58 h7 y10 ff1d fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">损</span></div><div class="t m0 x59 h7 y10 ff1a fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">失</span></div><div class="t m0 x5a h7 y10 ff18 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">函</span></div><div class="t m0 x5b h7 y10 ff1d fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">数</span></div><div class="t m0 x5c h7 y10 ff15 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">。</span></div><div class="t m0 x5d h7 y10 ff11 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">为什么</span></div><div class="t m0 x5e h7 y10 ff28 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">我</span></div><div class="t m0 x5f h7 y10 ff11 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">们</span></div><div class="t m0 x60 h7 y10 ff10 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">选</span></div><div class="t m0 x61 h7 y10 ff28 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">择</span></div><div class="t m0 x62 h7 y10 ff10 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">这</span></div><div class="t m0 x63 h7 y10 ff16 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">种</span></div><div class="t m0 x64 h7 y10 ff1d fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">损</span></div><div class="t m0 x65 h7 y10 ff1a fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">失</span></div><div class="t m0 x66 h7 y10 ff18 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">函</span></div><div class="t m0 x67 h7 y10 ff1d fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">数</span></div><div class="t m0 x68 h7 y10 ff17 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">？</span></div><div class="t m0 x69 h7 y10 ffe fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0"> </span></div><div class="t m0 x6a h6 y10 ff8 fs3 fc2 sc0 ls0 ws0"><span class="fc4 sc0"> </span></div><div class="t m0 x2 h7 y11 ffe fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">5</span><span class="fc4 sc0">.</span><span class="fc4 sc0"> </span></div><div class="t m0 x51 h7 y11 ff10 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">逻辑</span></div><div class="t m0 x53 h7 y11 ff13 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">回</span></div><div class="t m0 x54 h7 y11 ff21 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">归</span></div><div class="t m0 x55 h7 y11 ff10 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">通</span></div><div class="t m0 x56 h7 y11 ff21 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">常</span></div><div class="t m0 x57 h7 y11 ff1f fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">⽤</span></div><div class="t m0 x58 h7 y11 ff11 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">于</span></div><div class="t m0 x59 h7 y11 ff18 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">分</span></div><div class="t m0 x5a h7 y11 ff19 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">类</span></div><div class="t m0 x5b h7 y11 ff11 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">任</span></div><div class="t m0 x5c h7 y11 ff18 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">务</span></div><div class="t m0 x5d h7 y11 ff15 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">。</span></div><div class="t m0 x6b h7 y11 fff fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">解</span></div><div class="t m0 x6c h7 y11 ff1b fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">释</span></div><div class="t m0 x5e h7 y11 ff11 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">为什么</span></div><div class="t m0 x61 h7 y11 ff10 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">逻辑</span></div><div class="t m0 x63 h7 y11 ff13 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">回</span></div><div class="t m0 x64 h7 y11 ff21 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">归</span></div><div class="t m0 x65 h7 y11 ff24 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">能</span></div><div class="t m0 x66 h7 y11 ff1a fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">够</span></div><div class="t m0 x67 h7 y11 ff1f fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">⽤</span></div><div class="t m0 x68 h7 y11 ff11 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">于</span></div><div class="t m0 x69 h7 y11 ff18 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">分</span></div><div class="t m0 x6d h7 y11 ff19 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">类</span></div><div class="t m0 x6e h7 y11 ff17 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">，</span></div><div class="t m0 x6f h7 y11 ff21 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">并</span></div><div class="t m0 x70 h7 y11 ff1d fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">描</span></div><div class="t m0 x71 h7 y11 ff10 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">述</span></div><div class="t m0 x72 h7 y11 ff14 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">它</span></div><div class="t m0 x73 h7 y11 ff12 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">是</span></div><div class="t m0 x74 h7 y11 ff1a fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">如</span></div><div class="t m0 x75 h7 y11 ffe fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0"> </span></div><div class="t m0 x76 h6 y11 ff8 fs3 fc2 sc0 ls0 ws0"><span class="fc4 sc0"> </span></div><div class="t m0 x2 h7 y12 ff11 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">何</span></div><div class="t m0 xd h7 y12 ff18 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">做到</span></div><div class="t m0 xe h7 y12 ff1c fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">的</span></div><div class="t m0 x4 h7 y12 ff15 fs4 fc1 sc0 ls0 ws0"><span class="fc4 sc0">。</span></div></div></div><div class="pi" data-data='{"ctm":[1.568627,0.000000,0.000000,1.568627,0.000000,0.000000]}'></div></div>

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