Elizabeth Reese

Last seen: 5 months 前 | 自 2017 起处于活动状态

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Transform a discontinuous function to continuous form
There are a few transforms available in the Symbolic Math Toolbox, but I am not sure that they would show you continuity or not....

7 years 前 | 0

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7 years 前 | 0

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How can i solve set problem?
The |javacomponent| function is undocumented and will change in a future release. I do not recommend using it. With regard t...

7 years 前 | 0

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how to replace all negative values from an iddata with zero?
I was working based on the example <https://www.mathworks.com/help/ident/ref/predict.html#bvdail0-2 here> in the |predict| docum...

7 years 前 | 0

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How can I calculate the avarage and how can I plot a Gaussian curve?
If you want to create a histogram of |wk|, then you want |wk| to be an array where element |i| is from the |i| th iteration of t...

7 years 前 | 0

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7 years 前 | 1

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How to plot the my timeseries so I have 12 plots (1 for each month) and years on the x axis with sst on the y axis?
Just to rephrase, you are averaging |sst| over the dimensions for |lat| and |lon| within a certain range. Then create 12 plots ...

7 years 前 | 0

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draw the multiple-measurement training data(3D) and single predicted data(3D) in 2D
First, you can use the <https://www.mathworks.com/help/matlab/ref/sortrows.html sortrows> function to sort the |train| and |pred...

7 years 前 | 0

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How can I read unformated text from txt file?
I recommend playing around with the <https://www.mathworks.com/help/matlab/ref/importtool-app.html Import Tool>. I was able to ...

7 years 前 | 0

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How to plot Fft of a Wilberforce Pendulum Data
I would recommend starting with the <https://www.mathworks.com/help/matlab/ref/importtool-app.html Import Tool>. This will let ...

7 years 前 | 0

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How can I fix Iapp?
This is a floating point issue. You can see this by typing format long in the MATLAB Command Window and displaying all ...

7 years 前 | 1

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When I set net.trainParam.epochs=5000, the max epoch is still 1000 in GUI
Thank you for posting your code. Based on the Neural Network Toolbox documentation <https://www.mathworks.com/help/nnet/ug/ne...

7 years 前 | 4

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Data prediction based on a PCA model
There is the |pca| function and |svd| function in MATLAB that you can use to do this. There is also <https://www.mathworks.com/...

7 years 前 | 0

7 years 前 | 0

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How come I don't have Visual Query Builder in Toolbox of my Matlab?
It looks like the Visual Query Builder was removed in MATLAB R2017a. You can use the <https://www.mathworks.com/help/releases/R...

7 years 前 | 1

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I'm trying to solve christoffel symbol in Matlab. Code is not working.
I believe this is just an issue with trying to index into a symbolic value that was not declared as a vector. I was able to run...

7 years 前 | 1

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Optimize Multiple Targets with Minimizer
I am not sure that I fully understand why you have the two goals in this case. If you want to constrain the minimization to w...

7 years 前 | 0

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how to sum arrays elements with indexes conditions
I think a function that could be useful for you is |cumsum| with documentation <https://www.mathworks.com/help/matlab/ref/cumsum...

7 years 前 | 0

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App designer: Unbalanced or unexpected parenthesis or bracket
This is happening because of the "[" that is at the beginning of the line. In MATLAB classes (how App Designer applications are...

7 years 前 | 0

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Issue with plot a video's frame
I believe what you are trying to do is view the 9th frame of this video. It looks like your frames are RGB images of size |h| x...

7 years 前 | 0

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Using 0 1 chaos test
It looks like <https://www.mathworks.com/matlabcentral/fileexchange/25050-0-1-test-for-chaos this> File Exchange submission can ...

7 years 前 | 0

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How to use Xlim for only one x-axis in yyaxis function?
Here is an example of how to do this. I used the <https://www.mathworks.com/help/matlab/ref/min.html min> and <https://www.math...

7 years 前 | 0

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Finding unique values in a table without losing the rest of the data
If you want to keep the data from the rows with unique IDs, you can do that using the indexes that |unique| returns. In your ...

7 years 前 | 5

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Cropping the image with boundary condition
If any of these values are outside of the range of pixels that the image actually inhabits, than the resulting image will looked...

7 years 前 | 0

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Validation and test data show nan, regularization does not work, problems with divideblock.
1. Based on <https://www.mathworks.com/help/nnet/ref/trainlm.html#btk7rr9-1 this> documentation, |trainlm| is limited to using a...

7 years 前 | 0

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When I try to modify the matlab provided cnn network, it says layer 11 is expected to have a different size.
When you specify the weights for |fc1| and |fc2|, the 576 and 64 respectively is taken as the expected output size from the prev...

7 years 前 | 0

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why does F9 key not evaluate in R2017b ?
You can check what F9 is bound to for a shortcut in the preferences of MATLAB. It is possible that the shortcut is not set to th...

7 years 前 | 1

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Surface fit of 3D plot
Let's assume that your |x_coord| is |n| x 7 and that |y_beam| is |n| x 1. Then each of |x.N2.pi| for |i = 0:6| is |n| x 1. I...

7 years 前 | 1

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R2017b Home: Missing uitree in appdesigner
The support for the |uitree| in MATLAB R2017b is for programmatic creation of the object. The component may be added to the App...

7 years 前 | 0

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How can i encode a string into a datamatrix code?
There are a few File Exchange submissions about this topic that may be helpful. <https://www.mathworks.com/matlabcentral/file...

7 years 前 | 0

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Elizabeth Reese

统计学

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