Feeds
已回答
chol() gives error for a (barely) positive definite matrix.
There is quite well-developed code nearestSPD, which can solve the minor round-off error as @Christine Tobler mentioned. The cod...
chol() gives error for a (barely) positive definite matrix.
There is quite well-developed code nearestSPD, which can solve the minor round-off error as @Christine Tobler mentioned. The cod...
2 years 前 | 0
提问
How can I derive inverse of the matrix with infinite determinant?
Hi guys, there is a matrix A which has finite dimension and finite-valued elements. However, because of its large size and valu...
3 years 前 | 4 个回答 | 0
4
个回答提问
How can I convert a function with multivariable input to a function with single vector input?
Hi, I want to use fmincon, and fmincon can deal with only function with single vector input. When my formula is as below, it wo...
3 years 前 | 1 个回答 | 0
1
个回答提问
How to take a part of matrix, which is function result?
My code is like this. A = [1 2; 3 4]; B = sum(A) % I want to use fft or other functions rather than 'sum' x = B(1) ...
7 years 前 | 1 个回答 | 0
