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This program uses the ensemble kalman filter to estimate a system's state.

45 downloads

1 year ago

Are u_j x_j acc vectors corresponding to 61 different points? Do you want to treat each point individually? In other words, do y...

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Answered 4 years ago

I highly doubt you'll find what you're looking for here. At best, you might find some leads on the matlab file exchange. But I t...

5138 views

Responded 4 years ago

thanks Nasser. The string stuff was the problem. I should've referenced the matlab website beforehand to check on that instead o...

2908 views

CORRECTION: i mean to say it seems like matlab doesn't allow one to evaluate a symbolic expression passed TO A FUNCTION. *******...

hi, For exmaple, if I write makes the variables x1,x2,..etc global and then has the command subs(f,[x1 x2 x3 x4],[1 1 1 1]);...

Posted 4 years ago

I figured out the answer which was rather simple. In my code I used a for loop for the length of the vector v when in fact I sho...

2143 views

Hello, I have code which takes a large matrix of finite values and calls the contour function. I then manually plot the contours...

Thanks for your response ImageAnalyst. What I meant to say is that regionprops requires an integer handle, whereas the patch obj...

1850 views

Hello, Here is the problem. I have a matrix in which I find and plot patches (by hacking into contourf) corresponding to the lon...

In other words, the (x-xbar) term is there to minimize the deviation of fitted point from the mean of the data, so you absolutel...

1638 views

You can't do that. Regression finds the best fit line through all data, that's why you must use "xbar" since it is representativ...

Hi Federico, Well, the loop over k is responsible for the evolution of your points in time. Is your first loop for initializa...

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whoops, the second line should be x_j = x_j+u_j_new

Hi Steve, The least squares solution is the solution to A'Ax=A'b. The solution is only unique if A'A is invertible.

925 views