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Emiliano Rosso


Last seen: 4日 前 |  2015 年からアクティブ

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MATLAB
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質問


for loops auto nidification problem
I have a function y= f(x) . x is 10 x n and y= 1 x n a performance function myperf = perf(y) gives a 1 x 1 value. a tar...

6ヶ月 前 | 1 件の回答 | 0

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質問


linsolve consistency problem in system equation
Hi When I run this code I obtain a simple solution. x=rand(1,3); swc(1,1:3)=x+1; syms x1 x2 x3; eqn11=swc(1,1)==x1+1; ...

1年以上 前 | 0 件の回答 | 0

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cell array error using equationsToMatrix function
Instead of using cell use syms: a=syms(1,3); b=syms(1,3) a(1)=eqn1;a(2)=eqn2;a(3)=eqn3; b(1)=x;b(2)=y;b(3)=z; [A,B] = equat...

1年以上 前 | 0

| 採用済み

質問


cell array error using equationsToMatrix function
Hi in reference to : https://it.mathworks.com/help/symbolic/solve-a-system-of-linear-equations.html I must use this code : s...

1年以上 前 | 1 件の回答 | 0

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How many instances of MATLAB can I run simultaneously on Windows/Linux platform ?
Normally you don't need to open different instances of Matlab but you can use the Parallel Computing Toolbox which runs instance...

1年以上 前 | 1

| 採用済み

質問


MODWT IMODWT code without fft
Hi. I studied the maximal overlap wavelet transform and its properties on "Wavelet Methods for Time Series Analysis by Donald B...

1年以上 前 | 0 件の回答 | 0

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質問


fft(x,n) NO BUILT IN FUNCTION WHERE n > size(x)
Hi I'm looking for fft & ifft function code for fff(x,n) where n > size(x). I found this here : https://it.mathworks.com/matl...

1年以上 前 | 1 件の回答 | 0

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質問


MODWT HAAR LOOSES SUMMATION RECONSTRUCTION PROPERTY AFTER COEFFICIENTS THRESHOLDING
Modwt haar is known to be one side causal and shift invariant. It also owns the summation reconstruction property. This mean...

1年以上 前 | 0 件の回答 | 0

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質問


FMINUNC CHECK GRADIENT FAILS
Hello everyone, I'm trying to minimize this function through fminunc running: [ygrad, cost] = tvd_sim_grad(x, lam, Nit,t); wh...

2年弱 前 | 0 件の回答 | 0

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質問


Inexplicable Symbolic Function problem
When I type : syms xi syms yi syms lami f(xi,yi,lami) = 1/2.*sum(abs((yi-xi).^2)) + lami.*sum(abs(diff(diff(xi)))); ...

2年弱 前 | 1 件の回答 | 0

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質問


fminunc : A VERY STRANGE PROBLEM!
Hi I use fminunc to solve a minimization problem. Fminunc make hundeads of calls of a simple function which I optimized for the...

約2年 前 | 3 件の回答 | 0

3

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質問


Error using gpucoder.profile (line 41)
I have a problem running: cfg = coder.gpuConfig('exe'); cfg.GpuConfig.MallocMode = 'discrete'; gpucoder.profile('tvd_sim2_ME...

約2年 前 | 0 件の回答 | 0

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質問


MISSING nvToolsExt64_1.lib
gpucoder can't see nvToolsExt64_1.lib even if it exist ad it's declared correctly in the environement variable NVTOOLSEXT_PATH...

約2年 前 | 1 件の回答 | 0

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質問


how to modify the wmulden function to make it shift-invariant?
Hi everyone! I am trying to modify the wmulden function to make it shift-invariant. Let me explain better. When I run wmuld...

3年弱 前 | 0 件の回答 | 0

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質問


wmulden function exact algorithm
Hello. I am trying to understand how exactly the algorithm of the "wmulden" function works. I studied Aminghafari, M .; Cheze,...

3年以上 前 | 0 件の回答 | 0

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Custom transfer function with learnable parameters and custom initializing in shallow neural network
I'm interested in your work,have you meet some improvement?

3年以上 前 | 0

質問


How to generate my custom copula data?
Hello! When I calculate the copula using copulatif : uu = ksdensity(x,x,'function','cdf'); vv = ksdensity(y,y,'function'...

4年以上 前 | 0 件の回答 | 0

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質問


Inverse Cumulative Distribution Function for a Custom PDF.
Hello! I'm looking for a function similar to norminv in wich you can sample data at the probability values in the vector p acco...

4年以上 前 | 1 件の回答 | 0

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質問


MATLAB DualCPU Hyper-Threading support
Hello everyone. I'm going to buy a dual CPU workstation and would like to know if a vectorized MATLAB code uses all the cores...

5年以上 前 | 1 件の回答 | 0

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質問


Xeon Phi Knights Mill
Hello taking into account the technical specifications found here: https://ark.intel.com/content/www/us/en/ark/products/12869...

5年以上 前 | 1 件の回答 | 0

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質問


Levenberg-Marquardt Backpropagation GPU computing
Since MATLAB did not implement the Jacobian calculation for GPU computing I would like to know if some user has made a version ...

6年弱 前 | 0 件の回答 | 1

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質問


It's a bug?
I discovered a potential bug and I want to report it: Matlab R2018a windows 10 alfa=-0.0052+(61-1)*0.0001; reasoning this i...

6年弱 前 | 1 件の回答 | 0

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質問


ERROR : Missing domain attribute 'min'
when I use : symmin=@(x,y)feval(symengine,'min',x,y); symmin(3,4) ans= 3 but if I want to find the minimum of a vector : s...

6年弱 前 | 2 件の回答 | 1

2

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質問


Assertion failed using parfor
When I use this code I obtain this error: Error using consume_assign (line 23) Assertion failed. Error in parprova>(p...

7年弱 前 | 3 件の回答 | 2

3

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質問


MATLAB : PROBLEM WITH CELLFUN AND TWO VARIABLES FUNCTION.
temptemp is 1 X 44 cell : every cell is 1 X 3130 array double. tempwmul is 1 X 44 cell : every cell is 1 X 1 trained netw...

約7年 前 | 1 件の回答 | 0

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解決済み


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

7年以上 前

質問


using wavelet denoising as preprocessing function with real time data.
When I train a neural network I need to process the training data X with multivariate wavelet denoising obtaining a new data s...

7年以上 前 | 0 件の回答 | 0

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質問


wmulden using previous calculated parametes
When I apply wmulden to an array A I obtain an array B with denoised signal: level = 4; wname = 'sym2'; ...

7年以上 前 | 0 件の回答 | 0

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質問


How to disable validation and test data set in neural network
I need to train patternnet neural network using all data set in the training set and avoiding validation check. I found two met...

7年以上 前 | 2 件の回答 | 0

2

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質問


pipeline or PSOM programming
I'd like to know if exists a resource in Matlab's toolboxes to manage pipeline or PSOM programming and where it is located or if...

約8年 前 | 0 件の回答 | 0

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