source: orange/orange/doc/modules/PCA5.py @ 6252:c67310ac6363

Revision 6252:c67310ac6363, 404 bytes checked in by nejc <nejc@…>, 5 years ago (diff)
Line 
1# Description: Screeplot and biplot for PCA
2# Category:    projection
3# Uses:        iris
4# Referenced:  orngPCA.htm
5# Classes:     orngPCA.PCA
6
7import orange, orngPCA
8
9data = orange.ExampleTable("iris.tab")
10
11attributes = ['sepal length', 'sepal width', 'petal length', 'petal width']
12pca = orngPCA.PCA(data, standardize = True, attributes = attributes)
13
14pca.plot(filename = None)
15
16pca(data)
17pca.biplot()
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