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Shashank Prasanna

MathWorks

Con actividad desde 2012

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Statistics and Machine Learning Applications

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Enviada


Machine Learning Made Easy
MATLAB files from the webinar

alrededor de 8 años hace | 19 descargas |

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Enviada


Multilevel Mixed-Effects Modeling Using MATLAB
MATLAB files from the webinar

alrededor de 8 años hace | 3 descargas |

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Enviada


Response Surface Models of Drug Interactions with Curve Fitting Toolbox
"Response Surface Models of Drug Interactions with Curve Fitting Toolbox" webinar demo files

alrededor de 8 años hace | 5 descargas |

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Respondida
how can make video from images.......
What you are looking for is here: http://www.mathworks.com/help/matlab/examples/convert-between-image-sequences-and-video.htm...

más de 9 años hace | 4

Respondida
one-class classifier using "Gaussian Mixture Model"
Here is the documentation link to Gaussian Mixture Models: http://www.mathworks.com/help/stats/gaussian-mixture-models-1.html...

alrededor de 10 años hace | 1

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Respondida
how to make the X,Y for fitcsvm,as i get error using it?
What version of MATLAB are you using? fitcsvm was introduced in MATLAB R2014a. If you are using an earlier version of MATLAB you...

alrededor de 10 años hace | 0

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How does predict with ensemble regression works?
For classification the output of the ensemble is the class that gets majority vote from all the learners. For regression the res...

alrededor de 10 años hace | 1

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Parameter manipulation in naive bayes classificator struct
You can change the prior before the model is fit. If you want to specify different prior, you can do that while calling NaiveBay...

alrededor de 10 años hace | 0

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Matlab animation to powerpoint
You can export your animation as a video as follows: http://www.mathworks.com/help/matlab/ref/videowriter-class.html You c...

alrededor de 10 años hace | 1

Respondida
How can I import data from .xls using for Principal Component Analysis (PCA)?
Michelle, your approach is correct. *princomp* (or *pca* which is a newer and recommended function to use) accepts only matrices...

alrededor de 10 años hace | 1

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predict does not work with a crossvalidated tree?
When you use the 'crossval' 'on' flag you get a partitioned model as an output. You can predict from this model using kfol...

alrededor de 10 años hace | 0

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Chaotic signal generation using Matlab
There are plenty of submissions for Lorentz attractor in File Exchange: http://www.mathworks.com/matlabcentral/fileexchange/i...

alrededor de 10 años hace | 0

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nonlinear minimization with fminunc
The optimization stopped because *size of the current step is less than the default value*. However you can change the defaults....

alrededor de 10 años hace | 0

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Eigen face , principal component analysis
Did you try File Exchange? http://www.mathworks.com/matlabcentral/fileexchange/index?utf8=%E2%9C%93&term=eigenface There a...

alrededor de 10 años hace | 0

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Optimset error: How to get over it?
It appears that the code you found was written using an older version of MATLAB (R2011a or earlier). LineSearchType has since be...

alrededor de 10 años hace | 0

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Multiple linear model p value f test t test
These phrases have standard meaning in Statistics which is consistent with most literature you may find on Linear Regression. In...

alrededor de 10 años hace | 0

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Can neural net weights be negative?
Weights can be whatever the training algorithm determines the weights to be. If you take the simple case of a perceptron (1 laye...

alrededor de 10 años hace | 1

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Nearest nodes to a given point
You can perform a "m" nearest neighbor search for a specified distance metric: http://www.mathworks.com/help/stats/knnsearch....

alrededor de 10 años hace | 0

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Respondida
What are the new features in embedded coder?
If you have specific questions on capabilities you should consider contacting MathWorks embedded coder expert on the product pag...

alrededor de 10 años hace | 0

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My parallel computing code (R2013b) is very slow
If you have Parallel Computing Toolbox installed you shouldn't see the error message. Confirm you have Parallel Computing Toolb...

alrededor de 10 años hace | 1

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Respondida
Write in the different csv cells in matlab
Why don't you use CSVWRITE: http://www.mathworks.com/help/matlab/ref/csvwrite.html

alrededor de 10 años hace | 0

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How can I create a vector of rolling Standard Deviations
It is preferred if you give it a shot first and then seek help, w = 30; y = NaN(100,1) x = randn(100,1); for ii = ...

alrededor de 10 años hace | 1

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How to find standard deviation of a linear regression?
Ronny, it is fairly easy to calculate in few lines of code, however it is easier to use functions such as fitlm to perform linea...

alrededor de 10 años hace | 1

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How to execute .exe file at linaro ubuntu(ARM processor)
Firstly .exe executable files are specific to Windows OS, they won't run on Linux unless you use an emulator such as wine. Cu...

alrededor de 10 años hace | 0

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Matlab AR command for creating the model of predicting kstep ahead prediction
Maybe you are looking for ARX (autoregressive with exogenous inputs). You can fit an ARX model using either the Econometrics or ...

alrededor de 10 años hace | 0

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MATLAB code for PCA and K-Means to be applied on Intrinsic Mode Function graphs?
http://www.mathworks.com/help/stats/pca.html http://www.mathworks.com/help/stats/kmeans.html

alrededor de 10 años hace | 0

Respondida
How to calculate AIC in glmfit?
It is recommended to use *fitglm* instead of the older glmfit. Depending on the release of MATLAB (> R2012a) you can use either...

alrededor de 10 años hace | 3

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Respondida
extract equation from cfit contents
You can use the formula methods to access the formula you fit: load census f = fittype('poly2'); formula(f)

alrededor de 10 años hace | 0

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Using fitlm for multiple linear model: Does this function automatically standardise the variables?
No fitlm doesn't not standardize your data. You will have to do this prior to calling fitlm: http://www.mathworks.com/help/st...

alrededor de 10 años hace | 0

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Respondida
How can predict multi step ahead using Narnet
Take a look at the line where I define *Ypred* here I specify nans for the number of forecasts I want to make. I specify 4 more ...

alrededor de 10 años hace | 3

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