sorena mirzaie

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统计学

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after apply pca on a matrix,does any way exist to understand each column refers to which column in initial matrix? ?
hi i have an initial matrix A (63*9),i want to reduce it to 63*5,so i have used PCA: [COEFF SCORE LATENT] = princomp(A); ...

11 years 前 | 1 个回答 | 0

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is it possible that target function contain decimals?
i dont want to specify my input classes in target ,my target has decimal numbers,but nprtool in matlab does not accept my target...

12 years 前 | 0 个回答 | 0

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ow to use nprtool (neural pattern recognition tool)?
my input is a matrix wich rows are damaged vectors, my target is a matrix of correct vectors corresponding to the input vectors....

12 years 前 | 1 个回答 | 0

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how to reduce the dimension of a feature space?
I have 260 sample,each sample has 320 feature (x is a matrix with 260 rows(images) & 320 column(features)).in order to improve m...

12 years 前 | 0 个回答 | 0

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how to reduce the dimension of a feature space?
I have 260 sample,each sample has 320 feature (x is a matrix with 260 rows & 320 column).in order to improve my classification,i...

12 years 前 | 1 个回答 | 0

1

个回答

提问

how to reduce the dimension of a feature space?
i have 260 sample,each sample has 320 feature (x is a matrix with 260 rows & 320 column).in order to improve my classification,i...

12 years 前 | 0 个回答 | 0

0

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