SuperLR61.page

<div id="pf3d" class="pf w0 h0" data-page-no="3d"><div class="pc pc3d w0 h0"><img class="bi x0 y6 we h1e" alt="" src="bg3d.png"/><div class="t m0 x1 h1f y37 ffa fs3 fc0 sc0 ls0 ws0">Chapter<span class="_ _5"> </span>7</div><div class="t m0 x1 h20 y9a ff10 fs4 fc0 sc0 ls0 ws0">最<span class="_ _3a"></span>最<span class="_ _3a"></span>最<span class="ff2">大<span class="_ _3a"></span>大<span class="_ _3a"></span>大<span class="ff25">熵<span class="_ _3a"></span>熵<span class="_ _3a"></span>熵<span class="ffb">原<span class="_ _3a"></span>原<span class="_ _3a"></span>原<span class="ff39">理<span class="_ _3a"></span>理<span class="_ _3a"></span>理<span class="ff2d">和<span class="_ _3a"></span>和<span class="_ _3a"></span>和<span class="ff5">逻<span class="_ _3a"></span>逻<span class="_ _3a"></span>逻<span class="ff6">辑<span class="_ _3a"></span>辑<span class="_ _3a"></span>辑<span class="ff7">回<span class="_ _3a"></span>回<span class="_ _3a"></span>回<span class="ff8">归<span class="_ _3a"></span>归<span class="_ _3a"></span>归</span></span></span></span></span></span></span></span></span></div><div class="t m0 x1 h9 y6ed ff21 fs5 fc0 sc0 ls0 ws0">在<span class="_ _3b"></span><span class="ff17">前<span class="_ _31"> </span><span class="ff55">面<span class="_ _31"></span><span class="ff3">几<span class="_ _31"></span><span class="ffe">个<span class="_ _31"></span><span class="ff3f">章<span class="_ _31"></span><span class="ff3b">节<span class="_ _31"></span><span class="ff27">里<span class="_ _31"></span><span class="ff1a">，<span class="_ _31"></span><span class="ff18">我<span class="_ _31"></span></span></span></span></span></span>们<span class="_ _31"></span></span></span></span>分<span class="_ _31"> </span>别<span class="_ _3b"> </span><span class="ffe">从<span class="_ _31"></span><span class="ff11">广<span class="_ _31"></span></span>义<span class="_ _31"></span><span class="ff1e">线<span class="_ _31"></span><span class="ff1f">性<span class="_ _31"></span><span class="ff20">模<span class="_ _31"></span></span></span></span></span></span>型<span class="_ _31"></span><span class="ff2d">和<span class="_ _31"></span><span class="ff1e">结<span class="_ _31"></span><span class="ff10">构<span class="_ _31"></span><span class="ff23">风<span class="_ _31"></span><span class="ff24">险<span class="_ _3b"></span></span></span>最<span class="_ _31"></span><span class="ff22">小<span class="_ _31"></span><span class="ffe">两<span class="_ _31"></span>个<span class="_ _31"></span><span class="ff15">方<span class="_ _31"></span><span class="ff55">面</span></span></span></span></span></span></span></div><div class="t m0 x1 h9 y6ee ffd fs5 fc0 sc0 ls0 ws0">对<span class="ff1b">腌腯腧腩腳腴腩腣<span class="ff7">回<span class="ff8">归<span class="ff6">进<span class="ff19">行<span class="ffe">了<span class="ff3a">推</span></span></span></span></span></span></span>导<span class="ff2d">和<span class="ff26">解<span class="ff27">释<span class="ff1a">，<span class="ffe">下<span class="ff55">面<span class="ff18">我</span></span>们从<span class="ffb">另</span>一个</span></span></span>角<span class="ff11">度<span class="ff1b">腼腼<span class="ff25">熵</span>脨腅腮<span class="_ _0"></span>腴腲腯腰腹脩<span class="ff10">来</span></span></span></span></span></div><div class="t m0 x1 h9 y6ef ff26 fs5 fc0 sc0 ls0 ws0">观<span class="ffd">察<span class="ff1b">腌腯腧腩腳腴腩腣<span class="ff7">回<span class="_ _4"></span><span class="ff8">归<span class="_ _4"></span><span class="ff14">。<span class="_ _4"></span><span class="ff10">最<span class="ff2d">后<span class="_ _4"></span><span class="ff18">我<span class="_ _4"></span><span class="ffe">们<span class="_ _4"></span><span class="ff28">会<span class="ff1c">看<span class="_ _4"></span><span class="ff17">到<span class="_ _4"> </span><span class="ff1a">，</span></span></span></span></span></span></span></span></span></span></span>腌腯腧腩腳腴腩腣<span class="ff7">回<span class="_ _4"></span><span class="ff8">归<span class="ffb">可<span class="_ _4"></span><span class="ffe">以<span class="_ _4"></span>从<span class="_ _4"></span><span class="ff10">最<span class="ff2">大<span class="_ _4"></span><span class="ff25">熵<span class="_ _4"></span></span></span></span></span>原<span class="_ _4"></span><span class="ff39">理 <span class="ff4">直<span class="_ _4"></span><span class="ff3a">接<span class="_ _4"></span>推</span></span></span></span></span></span></span></span></div><div class="t m0 x1 h9 y6f0 ffd fs5 fc0 sc0 ls0 ws0">导<span class="ff3">出<span class="ff10">来<span class="ff1a">，<span class="ff18">或<span class="ff29">者<span class="ff16">说<span class="ffe">二</span></span>者</span></span></span></span>具<span class="ff10">有<span class="ff12">等<span class="ffe">价</span></span></span>关<span class="ff43">系<span class="ff14">。</span></span></span></div><div class="t m0 x1 h46 y6f1 ffa fs2 fc0 sc0 ls0 ws0">7.1<span class="_ _5"> </span><span class="ff10">最<span class="_ _20"></span>最<span class="_ _20"></span>最<span class="ff2">大<span class="_ _20"></span>大<span class="_ _20"></span>大<span class="ff25">熵<span class="_ _20"></span>熵<span class="_ _20"></span>熵<span class="ffb">原<span class="_ _20"></span>原<span class="_ _20"></span>原<span class="ff39">理<span class="_ _20"></span>理<span class="_ _20"></span>理<span class="ffa">(Principle<span class="_ _10"> </span>of<span class="_ _10"> </span>Maxim<span class="_ _0"></span>um<span class="_ _10"> </span>En<span class="_ _0"></span>trop<span class="_ _0"></span>y)</span></span></span></span></span></span></div><div class="t m0 x1 h9 y6f2 ff10 fs5 fc0 sc0 ls0 ws0">最<span class="ff2">大<span class="ff25">熵<span class="_ _4"></span><span class="ffb">原<span class="ff39">理<span class="ff3d">是<span class="_ _4"></span><span class="ffe">一个<span class="fff">用<span class="_ _4"> </span></span>于<span class="ff5">选<span class="ff18">择<span class="_ _4"></span><span class="ff24">随</span></span></span></span></span></span></span></span></span>机<span class="ffb">变<span class="_ _4"></span><span class="ff27">量<span class="ff1e">统<span class="ff16">计<span class="_ _4"></span><span class="ff31">特<span class="ff1f">性<span class="ff4">的<span class="_ _4"></span></span></span></span></span></span></span>原<span class="ff17">则<span class="ff1a">，<span class="_ _4"></span><span class="ff3">其<span class="ffe">主<span class="ff26">要<span class="_ _4"></span><span class="ff1f">思想<span class="ff3d">是<span class="_ _4"></span></span></span></span></span></span>，<span class="ff21">在</span></span></span>只</span></div><div class="t m0 x1 h9 y6f3 ff3a fs5 fc0 sc0 ls0 ws0">掌握<span class="ff3">关<span class="_ _4"></span><span class="ffe">于<span class="ff10">未<span class="ff1c">知<span class="_ _4"></span><span class="ff17">分<span class="ff11">布<span class="ff4">的<span class="_ _4"></span><span class="ff5">部</span></span></span>分</span>知<span class="_ _4"></span><span class="ff16">识<span class="ff15">时<span class="ff1a">，<span class="_ _4"></span><span class="ff11">应</span></span></span>该<span class="ff5">选<span class="_ _4"></span><span class="ffb">取<span class="ff12">符<span class="ff2d">合<span class="_ _4"></span><span class="ff6">这</span></span></span></span></span></span></span></span>些<span class="ff1c">知<span class="_ _4"></span><span class="ff16">识<span class="ff28">但<span class="ff25">熵<span class="_ _4"></span><span class="ff36">值<span class="ff10">最<span class="ff2">大<span class="_ _4"></span><span class="ff4">的<span class="ff37">概<span class="ff2e">率</span></span></span></span></span></span></span></span></span></span></span></span></div><div class="t m0 x1 h8 y6f4 ff17 fs5 fc0 sc0 ls0 ws0">分<span class="ff11">布<span class="ff14">。</span></span></div><div class="t m0 x2 h9 y6f5 ff1f fs5 fc0 sc0 ls0 ws0">怎<span class="_ _4"></span><span class="ffe">么<span class="ff39">理<span class="_ _4"></span><span class="ff26">解<span class="_ _4"></span><span class="ff6">这<span class="_ _4"></span></span></span></span>个<span class="_ _4"></span><span class="ffb">原<span class="_ _4"></span><span class="ff39">理<span class="_ _4"></span><span class="ff2d">呢<span class="_ _4"></span><span class="ff1a">？<span class="_ _4"></span><span class="ff18">我<span class="_ _4"></span></span></span></span></span></span>们<span class="_ _4"></span><span class="ff2c">首<span class="_ _4"></span><span class="ff3">先<span class="_ _4"></span><span class="ff8">引<span class="_ _4"></span></span>入<span class="_ _4"></span><span class="ff37">概<span class="_ _4"></span><span class="ff2e">率<span class="ff1b">脨腐腲腯腢腡腢腩腬腩腴腩腥腳脩<span class="ff14">、<span class="_ _4"></span><span class="ff25">熵</span></span>脨腅腮腴腲腯腰<span class="_ _0"></span>腹脩<span class="ff14">、</span></span></span></span></span></span></span></div><div class="t m0 x1 ha y6f6 ff24 fs5 fc0 sc0 ls0 ws0">限<span class="ff17">制<span class="ff10">条<span class="ffe">件<span class="ff1b">脨腃腯腮腳腴腲腡腩腮<span class="_ _0"></span>腴腳脩<span class="_ _7"> </span><span class="ffe">三个<span class="ff37">概<span class="ff8">念<span class="ff14">。</span></span></span></span></span></span></span></span></div><div class="t m0 x2 hc y6f7 ff2c fs5 fc0 sc0 ls0 ws0">首<span class="ff3">先<span class="ff3d">是<span class="_ _4"></span><span class="ff37">概<span class="ff2e">率<span class="ff14">。<span class="_ _4"></span><span class="ff16">设<span class="ff41">A</span></span></span></span></span></span></span></div><div class="t m0 x78 h1a y6f8 ff4d fs7 fc0 sc0 ls0 ws0">i</div><div class="t m0 x65 h9 y6f7 ff19 fs5 fc0 sc0 ls0 ws0">表<span class="ffc">示<span class="ff31">状<span class="_ _4"></span><span class="ff1f">态<span class="ff41">i<span class="ff1a">，</span>A</span></span></span></span></div><div class="t m0 x1b h1a y6f8 ff4d fs7 fc0 sc0 ls0 ws0">i</div><div class="t m0 xd8 ha y6f7 ffb fs5 fc0 sc0 ls0 ws0">发<span class="fff">生<span class="ff4">的<span class="_ _4"></span><span class="ff37">概<span class="ff2e">率<span class="ffe">为<span class="ff41">p<span class="ff1b">脨</span>A</span></span></span></span></span></span></div><div class="t m0 x5b h1a y6f8 ff4d fs7 fc0 sc0 ls0 ws0">i</div><div class="t m0 xb9 ha y6f7 ff1b fs5 fc0 sc0 ls0 ws0">脩<span class="ff14">。<span class="ff36">假<span class="ff16">设<span class="_ _4"></span><span class="ff31">状<span class="ff1f">态<span class="ff4">的<span class="_ _4"></span></span>总<span class="ff15">数<span class="ff3d">是</span></span></span></span></span></span></span></div><div class="t m0 x1 h9 y6f9 ff10 fs5 fc0 sc0 ls0 ws0">有<span class="ff24">限<span class="ff4">的<span class="ff1a">，<span class="ffb">即<span class="ff41">i<span class="_ _1b"> </span>&lt;<span class="_ _1e"> </span><span class="ff1b">脫<span class="ff48">∞<span class="ff14">。<span class="ff17">则<span class="ff37">概<span class="ff2e">率</span></span>分<span class="ff11">布</span></span></span></span></span>p<span class="ff1b">脨</span>A</span></span></span></span></span></div><div class="t m0 x60 h1a y6fa ff4d fs7 fc0 sc0 ls0 ws0">i</div><div class="t m0 xb8 h9 y6f9 ff1b fs5 fc0 sc0 ls0 ws0">脩<span class="ff57">满<span class="ff2f">足<span class="ff1a">：</span></span></span></div><div class="t m0 x2e h12 y6fb ff41 fs5 fc0 sc0 ls0 ws0">p<span class="ff1b">脨</span>A</div><div class="t m0 x4f h1a y6fc ff4d fs7 fc0 sc0 ls0 ws0">i</div><div class="t m0 x28 h12 y6fb ff1b fs5 fc0 sc0 ls0 ws0">脩 <span class="ff48">≥<span class="_ _1e"> </span></span>脰<span class="_ _63"> </span>脨脷脮脱脩</div><div class="t m0 x64 h23 y6fd ff53 fs5 fc0 sc0 ls0 ws0">X</div><div class="t m0 x57 h1a y6fe ff4d fs7 fc0 sc0 ls0 ws0">i</div><div class="t m0 x2e h12 y6ff ff41 fs5 fc0 sc0 ls0 ws0">p<span class="ff1b">脨</span>A</div><div class="t m0 x4f h1a y700 ff4d fs7 fc0 sc0 ls0 ws0">i</div><div class="t m0 x28 h12 y6ff ff1b fs5 fc0 sc0 ls0 ws0">脩 脽<span class="_ _1e"> </span>脱<span class="_ _63"> </span>脨脷脮脲脩</div><div class="t m0 x2 h9 y701 ff3a fs5 fc0 sc0 ls0 ws0">接<span class="ffe">下<span class="ff10">来<span class="ff3d">是<span class="ff25">熵<span class="ff14">。<span class="ff17">前<span class="ff55">面<span class="ff4">的<span class="ff3f">章<span class="ff3b">节</span></span></span></span></span></span></span></span>有<span class="ff1e">给<span class="ff3">出<span class="ff25">熵<span class="ff4">的<span class="ffd">定</span></span></span></span></span></span>义<span class="ff1a">：</span></span></div><div class="t m0 x70 h12 y702 ff41 fs5 fc0 sc0 ls0 ws0">S<span class="_ _7"> </span><span class="ff1b">脽 <span class="ff48">−</span></span></div><div class="t m0 xb7 h23 y703 ff53 fs5 fc0 sc0 ls0 ws0">X</div><div class="t m0 x43 h1a y704 ff4d fs7 fc0 sc0 ls0 ws0">i</div><div class="t m0 x22 h12 y702 ff41 fs5 fc0 sc0 ls0 ws0">p<span class="ff1b">脨</span>A</div><div class="t m0 xa7 h1a y705 ff4d fs7 fc0 sc0 ls0 ws0">i</div><div class="t m0 x87 h12 y702 ff1b fs5 fc0 sc0 ls0 ws0">脩<span class="_ _33"> </span>腬腯腧</div><div class="t m0 x63 h14 y706 ff42 fs7 fc0 sc0 ls0 ws0">2</div><div class="t m0 xba h12 y702 ff41 fs5 fc0 sc0 ls0 ws0">p<span class="ff1b">脨</span>A</div><div class="t m0 x50 h1a y705 ff4d fs7 fc0 sc0 ls0 ws0">i</div><div class="t m0 xa8 h12 y702 ff1b fs5 fc0 sc0 ls0 ws0">脩<span class="_ _64"> </span>脨脷脮脳脩</div><div class="t m0 x1 h8 y707 ff25 fs5 fc0 sc0 ls0 ws0">熵<span class="_ _31"></span><span class="ff19">衡<span class="_ _3c"> </span><span class="ff27">量<span class="_ _3c"></span><span class="ff4">的<span class="_ _3c"></span><span class="ff3d">是<span class="_ _3c"></span><span class="ff17">分<span class="_ _31"> </span><span class="ff11">布<span class="ff41">p<span class="ff1b">脨</span>A</span></span></span></span></span></span></span></div><div class="t m0 x97 h1a y708 ff4d fs7 fc0 sc0 ls0 ws0">i</div><div class="t m0 x8d h9 y707 ff1b fs5 fc0 sc0 ls0 ws0">脩<span class="ff4">的<span class="_ _31"></span><span class="ffe">不<span class="_ _3c"> </span><span class="ff44">确<span class="_ _3c"></span><span class="ffd">定<span class="_ _3c"></span><span class="ff1f">性</span></span></span></span></span>脨腕腮腣腥腲腴腡腩腮腴<span class="_ _0"></span>腹脩<span class="ff1a">，<span class="_ _31"></span><span class="ff18">所<span class="_ _3c"></span><span class="ff50">谓<span class="_ _3c"></span><span class="ffe">不<span class="_ _3c"></span><span class="ff44">确<span class="_ _31"></span><span class="ffd">定<span class="_ _3c"> </span><span class="ff1f">性<span class="_ _3c"> </span><span class="ffb">可<span class="_ _3c"></span></span></span></span></span>以<span class="_ _3c"></span><span class="ff39">理<span class="_ _3c"></span><span class="ff26">解</span></span></span></span></span></span></div><div class="t m0 x1 h9 y709 ffe fs5 fc0 sc0 ls0 ws0">为<span class="_ _3b"></span><span class="ff1a">，<span class="_ _3b"></span><span class="ffd">对<span class="_ _3b"></span><span class="ff44">确<span class="_ _3b"></span></span>定<span class="_ _3b"></span><span class="ff31">状<span class="_ _3b"></span><span class="ff1f">态<span class="_ _3b"></span><span class="ff18">所<span class="_ _31"></span><span class="ff55">需<span class="_ _3b"></span><span class="ff26">要<span class="_ _3b"></span><span class="ff4">的<span class="_ _3b"></span><span class="ff28">信<span class="_ _3b"></span></span></span></span></span></span>息<span class="_ _3b"></span><span class="ff27">量<span class="ff1b">脨腉腮腦腯腲腭腡腴腩腯腮脩<span class="ff4">的<span class="_ _3b"></span></span></span></span></span></span></span></span>一<span class="_ _31"></span>个<span class="_ _3b"></span><span class="ff27">量<span class="_ _3b"></span><span class="ffb">化<span class="_ _3b"></span><span class="ff3a">指<span class="_ _3b"></span><span class="ff30">标<span class="_ _3b"></span><span class="ff14">。<span class="_ _3b"></span></span></span></span></span></span>从<span class="_ _31"></span><span class="ff25">熵<span class="_ _3b"></span><span class="ff4">的<span class="_ _3b"></span><span class="ffd">定</span></span></span></div><div class="t m0 x1 h9 y70a ffe fs5 fc0 sc0 ls0 ws0">义<span class="_ _4"></span><span class="ff8">式<span class="ff1b">脨脸脮脳脩<span class="ffb">可<span class="_ _4"></span></span></span></span>以<span class="_ _4"></span><span class="ff1c">看<span class="_ _3b"></span><span class="ff3">出<span class="_ _4"></span><span class="ff1a">，<span class="_ _4"></span><span class="ff8">当<span class="_ _3b"></span><span class="ff2d">各<span class="_ _4"></span><span class="ff31">状<span class="_ _4"></span><span class="ff1f">态<span class="_ _3b"></span><span class="ff4">的<span class="_ _4"></span><span class="ff37">概<span class="_ _4"></span><span class="ff2e">率<span class="ff41">p<span class="ff1b">脨</span>A</span></span></span></span></span></span></span></span></span></span></span></div><div class="t m0 x61 h1a y70b ff4d fs7 fc0 sc0 ls0 ws0">i</div><div class="t m0 x98 h9 y70a ff1b fs5 fc0 sc0 ls0 ws0">脩<span class="ff4">相<span class="_ _4"></span><span class="ff12">等<span class="_ _4"></span><span class="ff15">时<span class="_ _4"></span><span class="ff1a">，<span class="_ _3b"></span><span class="ff25">熵<span class="_ _4"></span></span></span></span></span>的<span class="_ _4"></span><span class="ff36">值<span class="_ _3b"></span><span class="ff10">最<span class="_ _4"></span><span class="ff2">大<span class="_ _4"></span><span class="ff14">。<span class="_ _3b"></span><span class="ff21">在<span class="_ _4"></span><span class="ff13">没<span class="_ _4"></span></span></span></span></span>有<span class="_ _4"></span><span class="ff3d">更</span></span></span></span></div><div class="t m0 x1 h9 y70c ff2 fs5 fc0 sc0 ls0 ws0">多<span class="_ _4"></span><span class="ff4">的<span class="_ _3b"></span><span class="ff28">信<span class="_ _3b"></span><span class="ff1f">息<span class="_ _3b"></span><span class="ffe">之<span class="_ _4"></span><span class="ff17">前<span class="_ _3b"> </span><span class="ff1a">，<span class="ff1b">腜<span class="ff2d">各<span class="_ _3b"></span><span class="ff31">状<span class="_ _4"></span></span></span></span></span></span></span>态<span class="_ _3b"></span></span></span>的<span class="_ _3b"></span><span class="ff37">概<span class="_ _3b"></span><span class="ff2e">率<span class="_ _4"></span></span></span>相<span class="_ _3b"></span><span class="ff12">等<span class="ff1b">脢<span class="ff6">这<span class="_ _3b"></span><span class="ffe">个<span class="_ _3b"></span><span class="ff36">假<span class="_ _4"></span><span class="ff16">设<span class="_ _3b"></span><span class="ff3d">是<span class="_ _3b"></span></span></span></span></span></span></span></span>相<span class="_ _3b"></span><span class="ffd">对<span class="_ _4"></span><span class="ff2d">合<span class="_ _3b"></span><span class="ff39">理<span class="_ _3b"></span></span></span></span>的<span class="_ _3b"></span><span class="ff14">。<span class="_ _4"></span><span class="ffb">可<span class="_ _3b"></span><span class="ffe">以<span class="_ _3b"></span><span class="ff6">这<span class="_ _3b"></span><span class="ff30">样<span class="_ _4"></span><span class="ff39">理</span></span></span></span></span></span></span></div><div class="t m0 x1 h9 y70d ff26 fs5 fc0 sc0 ls0 ws0">解<span class="ff1a">：<span class="ff24">降<span class="_ _4"></span><span class="ff28">低<span class="ff18">或<span class="ffb">升<span class="_ _4"></span><span class="ff3e">高<span class="ff10">某<span class="ffe">些<span class="_ _4"></span><span class="ff31">状<span class="ff1f">态<span class="ff4">的<span class="_ _4"></span><span class="ff37">概<span class="ff2e">率<span class="ff22">就<span class="_ _4"></span></span></span></span>相<span class="ff8">当</span></span></span></span>于<span class="_ _4"></span><span class="ff8">引<span class="ff3">入</span></span>了<span class="_ _4"></span><span class="ff15">新<span class="ff4">的<span class="ff23">额<span class="_ _4"></span><span class="ff2">外</span></span>的<span class="ff36">假<span class="_ _4"></span><span class="ff16">设</span></span></span></span></span></span></span></span></span></span></span>，<span class="ff29">而<span class="_ _4"></span><span class="ff21">在<span class="ff6">这<span class="ffe">些</span></span></span></span></span></div><div class="t m0 x8 hf y1a ff33 fs6 fc0 sc0 ls0 ws0">脵脳</div></div><div class="pi" data-data='{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}'></div></div>