read text file into matlab

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Pradeep Sanjeewa 2015-1-27

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评论： Pradeep Sanjeewa 2015-1-27

采纳的回答： Hikaru

https://archive.ics.uci.edu/ml/machine-learning-databases/iris/iris.data

How can we read that kind of data set into matlab? I want just the numerical values. May be to a 4x200 matrix

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Hikaru 2015-1-27

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Use textscan.

FID = fopen('iris.txt')
C_data0 = textscan(FID,'%f %f %f %f %s', 200, 'Delimiter',',')
numericVector = cell2mat(C_data0(:,1:4)) %ignores the last column of strings

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Pradeep Sanjeewa 2015-1-27

Thanks a lot. it worked.

Pradeep Sanjeewa 2015-1-27

How can I get three different data matrices according to the three different classes : Iris-setosa, Iris-versicolor, Iris-virginica ?

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