北京大学建模神经网络应用.docx
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北京大学建模神经网络应用.docx
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北京大学建模神经网络应用
题目:
文件给出了一个114个基因,60个人的基因表达水平的样本.其中前20个是癌症病人的基因表达水平的样本(其中还可能有子类),其后的是20个正常人的基因表达信息样本,其余的20个是待检测的样本(未知它们是否正常).
(1).试设法找出描述癌症与正常样本在基因表达水平上的区别,建立数学模型,及识别方法,去预测待检测样本是癌症还是正常样本.
(2).设计图示(可视化)方法,使得在你的数学模型下,尽量清楚地表现癌症与正常样本在基因表达水平上的区别,以及癌症样本中是否有子类.
Matlab程序:
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