Tim Bennett

2012 年からアクティブ

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質問

??? Undefined function or method 'princomp' for input arguments of type 'double'.
Hello, I would like to implement a PCA on a matrix but when I use the princomp function ([COEFF,SCORE] = princomp(X)), Matlab...

12年以上前 | 1 件の回答 | 0

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質問

Degrees or Radians for angle data?
I'm calculaing regression coefficients from three sets of angle data ([1 x 20] each) as predictor variables using the following ...

13年弱前 | 1 件の回答 | 0

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質問

Why does the same angle data give considerably different regression coefficients depending on whether I use radians or degrees as angle units?
I've noticed that when calculating regression coefficients in Matlab the output is noticeable different depending on whether i'm...

13年弱前 | 0 件の回答 | 0

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質問

Inner matrix dimensions must agree but how when adding four or more predictor variables?
I'm trying to see how joint angles of the right leg (predictor variables, X = x1, x2, x3 for the hip, knee, and ankle angles res...

約13年前 | 2 件の回答 | 0

2

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質問

Why don't the Inner matrix dimensions agree when adding an extra variable?
I'm using multiple regression to obtain the coefficients from 3 predictor variables (x1, x2, x3, each a [1 x 20] array) and two ...

約13年前 | 0 件の回答 | 0

0

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質問

How do I obtain regression coefficients from a large data set?
I'm looking to obtain regression coefficients from three predictor variables (e.g. alpha1rad,alpha2rad, alpha3rad), where each v...

約13年前 | 1 件の回答 | 0

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