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tcfx1989

铁虫 (初入文坛)

[求助] matlab单元数组问题,求指点啊!

机器学习作业,要在UCI中的数据集上做实验,我先将数据保存在了txt文档中,在matlab中读取出来:file1=textread('train1.txt','%s','delimiter','\n','whitespace','');
现在我只想取前100行做实验,就写了几行代码:k=100;
for j=1:k
file{j}=file1{j};
end
reshape(file,k,1);
[m,n]=size(file);
可是不行老是提示这个错误:??? Index exceeds matrix dimensions.
Error in ==> my_bayes at 9
    file{j}=file1{j};
是为什么啊?求指点啊!应该怎么写呢?




另附整个代码:file1=textread('train1.txt','%s','delimiter','\n','whitespace','');
k=100;
for j=1:k
file{j}=file1{j};
end
reshape(file,k,1);
[m,n]=size(file);
for i=1:m
    words=strread(file{i},'%s','delimiter',',');
    words=words';
    X{i}=words;
end
X=X';%转置
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libralibra

至尊木虫 (著名写手)

骠骑将军

【答案】应助回帖

感谢参与,应助指数 +1
??? Index exceeds matrix dimensions.
Error in ==> my_bayes at 9
    file{j}=file1{j};
------------------------
下标越界,循环前先size(file1)看看,file1有多少个元素,
matlab/VB/python/c++/Java写程序请发QQ邮件:790404545@qq.com
2楼2012-10-26 03:39:34
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