Question

subplots in App Designer.
I am developing a GUI which has two Axes, UIAxes2, and UIAxes. UIAxes2 has single plot and it works fine. But UIAxes, should hav...

más de 3 años ago | 1 answer | 1

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Question

I have a question on usage for fft to get fourier series back.
My problem is f = 1 + 2*sin(2.*pi*t/L) + 3.*sin(4*pi*t/L); L = 1, and I am dividing the peiod to 100 steps. Here i...

más de 3 años ago | 1 answer | 0

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Question

Question on usage of fft
I have a function F(t) = 1 + 2*sin(pi*t/180); So it has one harmonic. If I do TestFFT = fft(F(t),5); % Asking for 5 ...

más de 3 años ago | 1 answer | 0

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Question

I have a binary file data which I am trying to read. the first data of record is 8 integer numbers. They are precision "int" wh...

más de 3 años ago | 1 answer | 0

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Question

Neural Net Inputs.
My input is actually a series of 1's and 2's very long like 1600. I need to somehow reduce this to a manageable size, since if I...

casi 4 años ago | 0 answers | 0

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Question

runs of 1s and 2s in a long vector
i have a long vector which has a whole bunch of 1s and 2s.. I need to find how many such strings of 1s and 2s are there. Is ther...

casi 4 años ago | 1 answer | 0

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Question

Feed forward neural net using trainbr
when I use the alogorithm trainlm i get 4 subplots when I do "plotregression". However when I use trainbr alogorithm, i see only...

casi 4 años ago | 0 answers | 0

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Question

Errors using functions like initp
Just downloaded some neural nets example files. I get errors like "initp" function not found etc. Is that supposed to be a par...

casi 4 años ago | 1 answer | 0

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Question

simple neural net question.
I have 1000 data sets. Inputs contain 8 variables. and there are 6 responses of which 4 are important to me. What I am wondering...

casi 4 años ago | 0 answers | 0

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Question

Matrix number of rows reduction to a smaller number of rows.
I have a matrix for example Nrow, by 6 let us say. The first column has numbers 1 thru n which is less than Nrow.. so some rows ...

casi 4 años ago | 1 answer | 0

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Question

Print Table to a File.
I have this code VarNames={'Col1', 'Col2'}; RowNames={'Row1', 'Row2'}; A = [1 2;3 5]; Ta = array2table(A,'Variable...

alrededor de 4 años ago | 1 answer | 0

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Question

How do I initialize an array of unknown dimension?
I have a vector whose length is not known apriori. The programs gives a warning with red wiggles underneath indicating that the ...

alrededor de 4 años ago | 1 answer | 1

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Question

Matlab floating point precision.
My question pertains to matlab precision. I encountered this problem I have a long time series of 549354 record. and I am looki...

alrededor de 4 años ago | 1 answer | 0

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Question

how to print E formated numbers.
I have numbers such as 0.1032E-02 (say) If I read this as x = 0.1032E-02 and save it to a text file using fopen, and fprintf f...

alrededor de 4 años ago | 1 answer | 0

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Annotating an Arrow with in a plot.
the link helped me solve the problem partially. When I click on maximize the window with plot tools, all the arrow positions ar...

alrededor de 4 años ago | 0

Question

Annotating an Arrow with in a plot.
I am trying to use the annotation function to show an arrow on my plot like ar = annotation('arrow'..) I know the location wher...

alrededor de 4 años ago | 3 answers | 0

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Question

Where to find the image packages of folder so that we can try some transfer learning NEURAL NET.
I have gone through the video, transfer nets in 10 lines of code. I wanted to try but the images and the folders that were used...

más de 4 años ago | 1 answer | 0

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Question

my excel file has 61 columns and 180,000 rows or so. It is taking forever to read it. i am using Readtable with appropriate rang...

más de 4 años ago | 1 answer | 0

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Question

Where can I find the data used for Deeplearning training course, specially the flowers data
I have gone through the course Deep Learning. Now I like to import some of the data that was used during the training. Specially...

más de 4 años ago | 1 answer | 0

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Question

question on tabbed plots.
i have three tabs in my figure... something like H1 = uitab(tgp,'Title','Micrograph'); H2 = uitab(tgp,'Title','Histograms')...

más de 4 años ago | 1 answer | 0

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Question

vectorizing solution using fzero
i have equations of the form f(x,X)=0; where X is a column vector of size N. i can solve using for example ...

más de 4 años ago | 2 answers | 0

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Question

Clean solution to shrink matrices
I have pre-allocated a large Matrix X = (80000,8). for e.g zeros(80000,8); This I did for speed. After several operations I onl...

alrededor de 5 años ago | 2 answers | 0

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Question

Subplots within a GUI figure
I am developing a GUI using GUIDE. I have three axes defined in GUI. two of them I filled with two plots. The third axes, howeve...

más de 5 años ago | 2 answers | 0

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Question

Using Stop button in GUI and Optimization
I developed a GUI and I have included a Stop button and its callback I have declared a global variable "StopOptim" and gave it a...

más de 5 años ago | 1 answer | 0

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Question

how chose a number with unequal probability?
My question is if I use randi function and say between 1 : 100, it chooses randomly a number giving equal probability to all num...

más de 5 años ago | 2 answers | 0

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Question

Question related to vectorized matrix operation.
i have two matrices A and B; A is say (Nx3) where N is rather large like 1000+... B is (nx2) where n is rather smaller of the o...

más de 5 años ago | 2 answers | 0

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Question

Matrix manipulation and replacements
I have a large matrix A (size 116x116) and a small matrix B (64x64)... in B i only have all 2s or 5s ... In A i have 2s 3s e...

más de 5 años ago | 2 answers | 0

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Question

I have a 2 D matrix where each column is a set of data that is Weibull distributed. I want to use wblfit to get the parameters for each column of data without using for loop.
for e.g. I have X =[20,5}. Basically i have 5 data sets stacked up. Can do something like [p] = wblfit(X)... and p should conta...

más de 5 años ago | 1 answer | 0

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Question

Stand alone apps for MAC
I compiled a stand alone App for MAC. I installed it and tried to run. The application involves reading of some input data from ...

más de 5 años ago | 1 answer | 0