# 데이터 행렬 입력
# 각 행은 변수 Price, Software, Aesthetics, Brand에 해당하는 데이터를 의미한다.
X = matrix(RDF, [[6, 7, 6, 5, 7, 6, 5, 6, 3, 1, 2, 5, 2, 3, 1, 2],
[5, 3, 4, 7, 7, 4, 7, 5, 5, 3, 6, 7, 4, 5, 6, 3],
[3, 2, 4, 1, 5, 2, 2, 4, 6, 7, 6, 7, 5, 6, 5, 7],
[4, 2, 5, 3, 5, 3, 1, 4, 7, 5, 7, 6, 6, 5, 5, 7]])
X = X.transpose() # data matrix
print X
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[6.0 5.0 3.0 4.0]
[7.0 3.0 2.0 2.0]
[6.0 4.0 4.0 5.0]
[5.0 7.0 1.0 3.0]
[7.0 7.0 5.0 5.0]
[6.0 4.0 2.0 3.0]
[5.0 7.0 2.0 1.0]
[6.0 5.0 4.0 4.0]
[3.0 5.0 6.0 7.0]
[1.0 3.0 7.0 5.0]
[2.0 6.0 6.0 7.0]
[5.0 7.0 7.0 6.0]
[2.0 4.0 5.0 6.0]
[3.0 5.0 6.0 5.0]
[1.0 6.0 5.0 5.0]
[2.0 3.0 7.0 7.0]
[6.0 5.0 3.0 4.0]
[7.0 3.0 2.0 2.0]
[6.0 4.0 4.0 5.0]
[5.0 7.0 1.0 3.0]
[7.0 7.0 5.0 5.0]
[6.0 4.0 2.0 3.0]
[5.0 7.0 2.0 1.0]
[6.0 5.0 4.0 4.0]
[3.0 5.0 6.0 7.0]
[1.0 3.0 7.0 5.0]
[2.0 6.0 6.0 7.0]
[5.0 7.0 7.0 6.0]
[2.0 4.0 5.0 6.0]
[3.0 5.0 6.0 5.0]
[1.0 6.0 5.0 5.0]
[2.0 3.0 7.0 7.0]
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