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Question
Specify format when using readtable() to read spreadsheet .xlsx?
Suppose my spreadsheet data.xlsx has a column of strings: 'abc', 'def', 'ghi' Calling myTable = readtable(data.x...
plus de 9 ans il y a | 1 réponse | 0
1
réponseQuestion
2016a Java error on startup
I run Matlab 2016a on Windows 7. It has worked fine for months, but recently started giving me this error message on startup: ...
plus de 9 ans il y a | 1 réponse | 0
1
réponseQuestion
Index into a table using a vector of values
Suppose I have a table: T = var1 var2 a 1 b 2 c 2 d 3 e 4 f ...
plus de 9 ans il y a | 1 réponse | 0
1
réponseQuestion
How to compute variance-covariance matrix inv(X'X) when X'X is rank-deficient? Does it make sense to use the pseudo-inverse as an estimate?
Suppose the design matrix X is rank deficient. Regression coefficients can be found based on the minimum-norm solution using the...
environ 10 ans il y a | 1 réponse | 1
1
réponseQuestion
Given a rank deficient design matrix, fitlm does not use pinv or lsqr to find the minimum norm solution. Why not?
A minimum norm solution can be found even if the design matrix is rank deficient. Why does fitlm not incorporate this? Is there ...
environ 10 ans il y a | 2 réponses | 1
2
réponsesAdd label to sub-axes in plotmatrix
Just in case anyone is interested, ylabel(AX(1,1),'str1') ylabel(AX(2,1),'str2') xlabel(AX(8,1),'str3') xlabel(AX(...
presque 11 ans il y a | 8
| A accepté
Question
Add label to sub-axes in plotmatrix
I am using the plotmatrix function and would like to label the sub-axes (along the major Y axis and X axis only, of course). I'v...
presque 11 ans il y a | 2 réponses | 2
2
réponsesQuestion
Linear Regression: order of estimated coefficients does not match input order
For example, mdl = fitlm(data,'EXPOS ~ X1 + X2 + HEIGHT + AGE') The output mdl.Coefficients produces the estimat...
presque 11 ans il y a | 1 réponse | 0
1
réponseError message when generating table from workspace variables
Oh goodness, thanks! This came up: >> whos table Name Size Bytes Class Attributes table ...
presque 11 ans il y a | 0
Question
why does fitlm not provide prediction intervals?
fitlm provides 95% confidence intervals but not prediction intervals. Why? Is there an easy way to get prediction intervals?
presque 11 ans il y a | 1 réponse | 0
1
réponseQuestion
Error message when generating table from workspace variables
I tried to generate a table using the example provided in the documentation: >> T = table(['M';'F';'M'],[45;32;34],... ...
presque 11 ans il y a | 2 réponses | 0
