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Ghada Saleh

Last seen: 24 days 前 |  自 2015 起处于活动状态

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统计学

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已回答
Training Neural Network: What does net.divideMode = 'value' mean?
Hi Tim, The <http://www.mathworks.com/help/nnet/ug/neural-network-object-properties.html#bss4hk6-48 'net.divideMode'> is a pr...

9 years 前 | 1

已回答
NaN Solution Problem with erfi() and erf()
Hi Imarquez, The issue you encountered is not because of 'erfi', it is because you are exceeding the maximum floating number ...

9 years 前 | 0

| 已接受

已回答
ANOVA with a known linear model
Hi Claire, As you have mentioned, ANOVA only accepts an input of type Linear Model which can be constructed using 'fitlm' or ...

9 years 前 | 0

已回答
How To Create A Custom Colorbar
Hi Ryan, I understand that you want to map different data intervals to different colors. One way of doing that is to <http://...

9 years 前 | 0

已回答
Make process stationary - clean trend
Hi christoph, You can use <http://www.mathworks.com/help/matlab/ref/semilogy.html 'semilogy'> to scale the 'y' axis and plot ...

9 years 前 | 0

已回答
Generating Poisson Distributions for a Fixed Number of Events
Hello, In order to have a pre-specified number of observations, you use the command a = poissrnd(b,n,m) where 'b' is ...

9 years 前 | 0

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已回答
Fminsearch doesn't converge but MLE value doesn't change
Hi Mic, I understand that 'fminsearch' does not converge to a solution even though the objective function does not change val...

9 years 前 | 0

| 已接受

已回答
Estimation with separated error terms
Hi Qifan, I understand you want to estimate 'beta' and 'theta'. You can check the <http://www.mathworks.com/help/curvefit/ind...

9 years 前 | 0

已回答
ksdensity default bandwidth value
Hello Alexandra, In MATLAB, the default bandwidth in 'ksdensity' function is calculated using the following formula: Ban...

9 years 前 | 1

已回答
How to remove the data from a handle class from memory
Hello Olaf, I understand you want to clear the class definition in the 'delete' method. You can use the following command: ...

9 years 前 | 0

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已回答
simultaneous parabolic PDEs: pdepe error "Attempted to access u(4); index out of bounds because numel(u)=1."
Hi Nathaniel, The error you encountered is because 'pdepe' is making a function call to 'pdex1ic' and 'pdex1bc' which are dif...

9 years 前 | 0

| 已接受

已回答
letter reconstruction and filling for ocr
Hi Wajahat, I understand you want to fill the gaps in the text, One possible way to accomplish this is by dilating the image ...

9 years 前 | 0

已回答
How to generate surface preserving probability density function from histogram
Hi Ivn, I understand you want to fit a histogram to a probability density function. Your first step is to make the area of th...

9 years 前 | 0

已回答
How to store data in a for loop?
Hello, I understand that you want to convert the dates stored in 'day_of_year' to its string format and then store it in 'res...

9 years 前 | 0

已回答
All my points are not showing up after for-loop
Hi Elise, It is my understanding that you are not getting all the points that satisfy the constraint copied in B. I believe t...

9 years 前 | 0

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已回答
How to create a specific Visual?
Hi Kianna, I understand you want to visualize the connections between different data points stored in a cell array. I tried t...

9 years 前 | 0

已回答
Multi-resolution technique for a large 3-D mesh
Hi Affan, I understand that you would like to plot a high resolution 3D mesh using large number of points. You will need to b...

9 years 前 | 1

已回答
How to import an matrix to a function or to another program
Hi Nadia, You can use the <http://www.mathworks.com/help/matlab/import_export/import-data-interactively.html Import Data Tool...

9 years 前 | 0

已回答
Symbolic Toolbox: transforming a function y(x) to x(y)
Hi Marco, You can inverse your function using <http://www.mathworks.com/help/symbolic/finverse.html functional inverse> in Sy...

9 years 前 | 0

已回答
Performing a convolution of two exponential functions in Matlab
Hi Ram, You can use the <http://www.mathworks.com/help/symbolic/int.html int> function in the Symbolic Math Toolbox. This fun...

9 years 前 | 1

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已回答
Import File function not working?
Hi Xander, I assume this is the function generated from the Import Data tool in MATLAB. One possible reason for this error is...

9 years 前 | 0

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已回答
Can Matlab be started without certain toolboxes?
Hi Brian, You can remove the path of the toolbox that you do not want loaded from MATLAB search path. To find the path of all...

9 years 前 | 0

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已回答
Error prediction after training of NN ?
Hi Afaq, Once a neural network is created, you can check its performance by calculating its 'R' value, which can be done in M...

9 years 前 | 1

已回答
Has solve() changed its behaviour if the solution to the equation is all real numbers?
Hi Andreas, This is an issue in MATLAB R2014b and later versions. As a workaround you can use the following command: [so...

9 years 前 | 0

| 已接受

已回答
Best stopping criteria during nntool training???
Hi Afaq, The best stopping criteria is application dependent. For instance: # If your application cares about the speed o...

9 years 前 | 1

| 已接受

已回答
fmincon active-set bounds only
Hi David, I assume you are using 'fmincon' since you have a nonlinear constrained optimization. The 'active-set' algorithm is...

9 years 前 | 0

已回答
Binary/Integer variables in genetic algorithm
Hi Stefanos, I understand that the output of the generic optimization is not integer for the variables specified in 'IntCon' ...

9 years 前 | 0