Matlab完全学习手册源文件及习题答案.rar_习题答案_源文件_matlab例程

<html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta charset="utf-8"> <meta name="generator" content="pdf2htmlEX"> <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"> <link rel="stylesheet" href="https://static.pudn.com/base/css/base.min.css"> <link rel="stylesheet" href="https://static.pudn.com/base/css/fancy.min.css"> <link rel="stylesheet" href="https://static.pudn.com/prod/directory_preview_static/6277da03d7996104df509632/raw.css"> <script src="https://static.pudn.com/base/js/compatibility.min.js"></script> <script src="https://static.pudn.com/base/js/pdf2htmlEX.min.js"></script> <script> try{ pdf2htmlEX.defaultViewer = new pdf2htmlEX.Viewer({}); }catch(e){} </script> <title></title> </head> <body> <div id="sidebar" style="display: none"> <div id="outline"> </div> </div> <div id="pf1" class="pf w0 h0" data-page-no="1"><div class="pc pc1 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/6277da03d7996104df509632/bg1.jpg"><div class="c x0 y1 w2 h2"><div class="t m0 x1 h3 y2 ff1 fs0 fc0 sc0 ls0 ws0">习题 10-4：试用 Matlab 模糊逻辑工具箱构建一个模糊控制系统</div><div class="t m0 x1 h4 y3 ff1 fs1 fc0 sc1 ls0 ws0">参照</div><div class="t m0 x1 h5 y4 ff3 fs2 fc0 sc0 ls0 ws0">1 小费模糊推理系统设计</div><div class="t m0 x2 h5 y5 ff1 fs2 fc0 sc0 ls0 ws0">（1）在 MATLAB 的命令窗口输入 fuzzy 命令，打开模糊逻辑工具箱的图</div><div class="t m0 x1 h5 y6 ff1 fs2 fc0 sc0 ls0 ws0">形用户界面窗口，新建一个 Madmdani 模糊推理系统。</div><div class="t m0 x2 h5 y7 ff1 fs2 fc0 sc0 ls0 ws0">（2）增加一个输入变量，将输入变量命名为 service、food，输出变量为</div><div class="t m0 x1 h5 y8 ff2 fs2 fc0 sc0 ls0 ws0">tip，这样建立了一个两输入单输出模糊推理系统框架。</div><div class="t m0 x2 h5 y9 ff1 fs2 fc0 sc0 ls0 ws0">（3）设计模糊化模块：双击变量图标打开 Membership Fgunction Editor 窗</div><div class="t m0 x1 h5 ya ff1 fs2 fc0 sc0 ls0 ws0">口，分别将两个输入变量的论域均设为[0,10],输出论域为[0,30]。</div><div class="t m0 x2 h5 yb ff1 fs2 fc0 sc0 ls0 ws0">通过增加隶属度函数来进行模糊空间划分。</div><div class="t m0 x2 h5 yc ff1 fs2 fc0 sc0 ls0 ws0">输入变量 service 划分为三个模糊集：poor、good 和 excellent，隶属度函数</div><div class="t m0 x1 h5 yd ff1 fs2 fc0 sc0 ls0 ws0">均为高斯函数，参数分别为[1.5 0]、[1,5 5]和[1.5 10]；</div><div class="t m0 x2 h5 ye ff1 fs2 fc0 sc0 ls0 ws0">输入变量 food 划分为两个模糊集：rancid 和 delicious，隶属度函数均为梯</div><div class="t m0 x1 h5 yf ff1 fs2 fc0 sc0 ls0 ws0">形函数，参数分别为[0 0 1 3]和[7 9 10 10]；</div><div class="t m0 x2 h5 y10 ff1 fs2 fc0 sc0 ls0 ws0">输出变量 tip 划分为三个模糊集：cheap、average 和 generous，隶属度函数</div><div class="t m0 x1 h5 y11 ff1 fs2 fc0 sc0 ls0 ws0">均 为 三 角 形 函 数 ， 参 数 分 别 为 [0 5 10] 、 [10 15 20] 和 [20 25 30] 。</div></div></div><div class="pi" data-data='{"ctm":[1.611850,0.000000,0.000000,1.611850,0.000000,0.000000]}'></div></div> </body> </html>

<div id="pf3" class="pf w0 h0" data-page-no="3"><div class="pc pc3 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/6277da03d7996104df509632/bg3.jpg"><div class="c x0 y1 w2 h2"><div class="t m0 x2 h5 y12 ff1 fs2 fc0 sc0 ls0 ws0">（4）设置模糊规则：打开 Rule Editor 窗口，通过选择添加三条模糊规则：</div><div class="t m0 x2 h5 y13 ff1 fs2 fc0 sc0 ls0 ws0">①if (service is poor) or (food is rancid) then (tip is cheap)</div><div class="t m0 x2 h5 y14 ff1 fs2 fc0 sc0 ls0 ws0">②if (service is good) then (tip is average)</div><div class="t m0 x2 h5 y15 ff1 fs2 fc0 sc0 ls0 ws0">③if (service is excellent) or (food is delicious) then (tip is generous)</div><div class="t m0 x2 h5 y16 ff1 fs2 fc0 sc0 ls0 ws0">三 条 规 则 的 权 重 均 为 1.</div><div class="t m0 x2 h5 y17 ff1 fs2 fc0 sc0 ls0 ws0">（5）模糊推理参数均使用默认值，通过曲面观察器（Surface Viewer）查</div></div></div><div class="pi" data-data='{"ctm":[1.611850,0.000000,0.000000,1.611850,0.000000,0.000000]}'></div></div>