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difference between bernoulli and binomial random variables
The Bernoulli distribution is a special case of the binomial distribution, with the number of trials n = 1. https://en.wikip...

oltre 10 anni fa | 0

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How to use KNN to classify data in MATLAB?
You need a validation set if you want to tune certain parameters in the classifier. For example if you were to use SVM with rbf ...

oltre 10 anni fa | 2

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Why does quadprog return different results on different machines?
Did you provide the starting point yourself? If you have multiple optimums then the result will be sensitive to the starting poi...

oltre 10 anni fa | 0

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Running >1 matlabpool jobs with the same local pool
Maximum of 1 MATLAB worker per CPU core is recommended. This does not include hyperthreaded virtual cores. As an examples, if yo...

oltre 10 anni fa | 0

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Wind speed forecasting using ARIMA model
Forecast will never be identical to the actual series. After all this is a model. To quote famous statistician George Box "ess...

oltre 10 anni fa | 1

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How to do parameter estimation of a ODE based model through Global Optimization Toolbox?
More details on how you would go about fitting an ODE using optimization: http://www.mathworks.com/help/optim/ug/optimizing-a...

oltre 10 anni fa | 0

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how can use optimization without using optimization tool box from the matlab simulink
Some solvers are part of MATLAB and don't need the optimization toolbox: http://www.mathworks.com/help/matlab/optimization.ht...

oltre 10 anni fa | 1

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IS THERE ANY TOOLBOX FOR K MEANS CLUSTERING IN MATLAB?
<http://www.mathworks.com/help/stats/kmeans.html KMEANS> is part of the Statistics Toolbox as dpb mentioned. If you are interes...

oltre 10 anni fa | 2

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how to write the code to smooth a function and then minimize it
GA is quite robust to discontinuities and 'non-smooth' objective functions. Did you give it a try without smoothing? When the...

oltre 10 anni fa | 0

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What Matlab can do without toolbox
No, you need the global optimization toolbox. What are you looking to do?

oltre 10 anni fa | 0

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Forecasting with an AR(8) model
Have you seen the doc already? If you haven't here's the link to ARIMA models: http://www.mathworks.com/help/econ/arima.estim...

oltre 10 anni fa | 0

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Why is my resubLoss so high?
Maybe a single regression tree is not sufficient to model your data. You may want to try using an ensemble of bagged trees. ...

oltre 10 anni fa | 0

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fitlm - change the output of this function
Tania, you get everything by default. If you want to be specific you may have to suppress the commandline output (using semicolo...

oltre 10 anni fa | 0

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confidence intervals with lsqlin
If you have constraints (looks like you do since you use lsqlin) then you will have to explore bootstrapping methods to estimate...

oltre 10 anni fa | 1

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Features selection based on mutual information
You can start by obtaining code for mutual information on file exchange: http://www.mathworks.com/matlabcentral/fileexchange/...

oltre 10 anni fa | 0

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Binornd draws '1' every time
Why don't you generate all of your random numbers before hand and just use index into the array at each loop iteration? It shoul...

oltre 10 anni fa | 0

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Can I install the Matlab&Simulink student version (R2013a) in more than one of my PCs??
If you go to your mathworks account you may be able to activate it on another machine. I would recommend you give these guys a ...

oltre 10 anni fa | 0

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Parallel computing on a cluster
My guess is that when you queue it, it launches MATLAB without Java. Java is required to use PCT. That also explains why it wo...

oltre 10 anni fa | 0

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Interpolation of non-regular matrices
Scattered Interpolation is the way to go: http://www.mathworks.com/help/matlab/math/interpolating-scattered-data.html If t...

oltre 10 anni fa | 0

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Explain this one line of code
Aftab, Random number generators are really pseudorandom (deterministic). This means for a given "seed" you can consistently rege...

oltre 10 anni fa | 0

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pca function automatically mean-centers
You are right, by default PCA centers the data. You can however ask PCA not to do that: http://www.mathworks.com/help/stats/p...

oltre 10 anni fa | 1

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Train ten numbers and identify new inserted number
Your question is not clear. However, there are plenty of examples in the Neural Network Toolbox documentation: http://www.mat...

oltre 10 anni fa | 2

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ANOVA Cofficients: anovan stats.coeffs
More information about the n-way anova model: http://www.mathworks.com/help/stats/anova.html#bqttd3j-1

oltre 10 anni fa | 0

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Parallel Computing Toolbox compatibility with Nvidia graphics cards
NVIDIA CUDA GPUs with compute capability version 1.3 or higher, including Tesla GPUs. These GPUs support double-precision comput...

oltre 10 anni fa | 1

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Crossval and regressiontree.fit - how does crossval works?
*What does KFold 10 means?* <https://en.wikipedia.org/wiki/Cross-validation_(statistics)> *matlab has done exactly?* MA...

oltre 10 anni fa | 0

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Neural Networks toolbox - How to choose which 'divideFcn' to use for time series prediction?
You can use any approach that works best for you. For time-series data, the toolbox uses lagged observations to create new predi...

oltre 10 anni fa | 2

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Panel Data Regression
http://www.mathworks.com/videos/multilevel-mixed-effects-modeling-using-matlab-91755.html Various panel regression models are...

oltre 10 anni fa | 0

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Risposto
External regressors in the volatility process of a GARCH.
You can include exogenous inputs to the arima model (arimax) with a garch variance model: mdl = arima('AR',0.2,'D',1,'MA',0...

oltre 10 anni fa | 1

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MATLAB CODE FOR 1 HIDDEN LAYER
There are plenty of examples in the neural network toolbox documentation: http://www.mathworks.com/help/nnet/function-approxi...

oltre 10 anni fa | 1

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Using multiple CPU each with multicore, MATLAB only uses one of the CPUS
In MATLAB 2014a, there are no limits to how many workers you can use on a single machine, however it is recommended that you use...

oltre 10 anni fa | 1