决策树ID3算法的改进和应用研究.docx

决策树ID3算法的改进和应用研究.docx桂林工学院硕士学位论文决策树ID3算法的改进和应用研究姓名:辛立章申请学位级别:硕士专业:计算机应用技术指导教师:esmoreandmoreecentyears・ThereasonsforthatiSnotonlyincludingeconomces,1term,iinadcarfedourempucamodmenIemph1oymeguidaiooymenh1■•cienttrainingmode1forstudents,thestudent'Ssvarictyofalgorithms,mon1yusedmethodsofdecigID3a1gorithmthereisabiasinthechoroperties,,1incthcaemp1oymentguidancebrooksnode1aemp10ymentattr1butesthr0ughdatamin1ngtc【chn010gy,setupthegraduatedemp1oymentgu•1d•1ngdec•1s•1onsupportsystem,enhancetheeffectiVeness0femp10ymentgu■1danceandach■1eVefasterandbc?tter■J0bsf0rstudents■Datam•ningdec•s•ont;reemethodisanimP0rLantmeth0d1that•susua1Thispaperfigesbetweentheeducationattributesand1yuscdtoclassificrandprcdictionmodc1s・mcthodincludcsawidePerformanceoftheJd(Jciamu1ti—va1uethispapPreferredtoavoidthe•ssu(-of1D3a1gorithm BettierTreea1gorithm,wh•,testingtheeffectivenessofthemethod,,,theemploymentforecasttestingsystemhastwoparts,databasePr0cessinganddatamin•1nga1g0rithm•1mP1ementat••ss•1ng,qucrystatist•1csupdating9aswellass•1mP1e•1nterfacesystem,wh•1chisus••1ninga1gor1Ihms1sl0■1mproVethead0ption0fth(jBetterTreea1g0r■;ingandthendrawa1otofmean■1ngfu1■1nformation,whichcanhelptoimprovetheemploymentguidanceandincreasetheemploymentrateofstudentsaswellasthequalityofemp1oyment•Keywords:Datamining;decisiontree;ID3Algorithm;Emp1oymentguidance桂林工学院硕士学位论文竺!!!竺竺!!!!!!!!!!!![=.=.=...==. 芒竺!竺!!!竺竺!!竺!!!竺研究生学位论文独创性声明和版权使用授权说明独创性声明木人声明:所呈交的论文是我个人在陈春香副教授指导下进行的研究工作及取得的研究成果。尽我所知,除了文中特别加以标注和致谢的地方外,论文中不包含他人已经发表或撰写过的研究成果,也不包含为获得桂林工学院或其它教育机构的学位或证书而使川过的材料。对论文的完成提供过帮助的有关人员已在论文中作了明确的说明并致以了谢意。学位论文作者(签字):签字日期:版权使川授权说明本人完全了解桂林工学院关于收集、保存、使用学位论文的规定,即:按照学校要求提交学位论文的印刷本和电子版本;学校有权保存学位论文的卬刷本和电子版,并提供目录检索与阅览服务:学校可以釆川影卬、缩卬、