Shashank Prasanna
MathWorks
Product Marketing, MathWorks
Statistics and Machine Learning Applications
Statistics
RANK
81
of 275 857
REPUTATION
1 724
CONTRIBUTIONS
0 Questions
677 Answers
ANSWER ACCEPTANCE
0.00%
VOTES RECEIVED
313
RANK
798 of 18 576
REPUTATION
2 202
AVERAGE RATING
4.80
CONTRIBUTIONS
3 Files
DOWNLOADS
86
ALL TIME DOWNLOADS
20377
CONTRIBUTIONS
0 Posts
CONTRIBUTIONS
0 Public Channels
AVERAGE RATING
CONTRIBUTIONS
0 Highlights
AVERAGE NO. OF LIKES
Your submissions were downloaded 100 or more times in a month
Awarded to Shashank Prasanna on 01 Nov 2019
Publish your first review
Awarded to Shashank Prasanna on 09 Oct 2019
Your submissions received 25 five star ratings
Awarded to Shashank Prasanna on 09 Oct 2019
Publish your first submission
Awarded to Shashank Prasanna on 09 Oct 2019
Reach 1500 reputation points
Awarded to Shashank Prasanna on 08 Sep 2018
Contribute at least one answer each month for 12 consecutive months
Awarded to Shashank Prasanna on 20 Jul 2017
Answer 1 question that was unanswered for more than 30 days
Awarded to Shashank Prasanna on 20 Jul 2017
100 of your answers have been accepted
Awarded to Shashank Prasanna on 20 Jul 2017
Provide your first answer ever to someone else's question
Awarded to Shashank Prasanna on 20 Jul 2017
Solve a problem for the first time
Awarded to Shashank Prasanna on 31 Jan 2012
Content Feed
Submitted
Multilevel Mixed-Effects Modeling Using MATLAB
MATLAB files from the webinar
mer än 6 år ago | 6 downloads |
Submitted
Response Surface Models of Drug Interactions with Curve Fitting Toolbox
"Response Surface Models of Drug Interactions with Curve Fitting Toolbox" webinar demo files
mer än 6 år ago | 6 downloads |
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...
ungefär 8 år ago | 4
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...
mer än 8 år ago | 1
| accepted
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...
mer än 8 år ago | 0
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...
mer än 8 år ago | 1
| accepted
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...
mer än 8 år ago | 0
| accepted
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...
mer än 8 år ago | 1
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...
mer än 8 år ago | 1
| accepted
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...
mer än 8 år ago | 0
| accepted
Chaotic signal generation using Matlab
There are plenty of submissions for Lorentz attractor in File Exchange: http://www.mathworks.com/matlabcentral/fileexchange/i...
mer än 8 år ago | 0
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....
mer än 8 år ago | 0
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...
mer än 8 år ago | 0
| accepted
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...
mer än 8 år ago | 0
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...
mer än 8 år ago | 0
| accepted
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...
mer än 8 år ago | 1
| accepted
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....
mer än 8 år ago | 0
| accepted
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...
mer än 8 år ago | 0
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...
mer än 8 år ago | 1
| accepted
Write in the different csv cells in matlab
Why don't you use CSVWRITE: http://www.mathworks.com/help/matlab/ref/csvwrite.html
mer än 8 år ago | 0
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 = ...
mer än 8 år ago | 1
| accepted
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...
mer än 8 år ago | 0
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...
mer än 8 år ago | 0
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 ...
mer än 8 år ago | 0
| accepted
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
mer än 8 år ago | 0
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...
mer än 8 år ago | 3
| accepted
extract equation from cfit contents
You can use the formula methods to access the formula you fit: load census f = fittype('poly2'); formula(f)
mer än 8 år ago | 0
| accepted
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...
mer än 8 år ago | 0
| accepted
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 ...
mer än 8 år ago | 3
| accepted
You can also select a web site from the following list:
Americas
- América Latina (Español)
- Canada (English)
- United States (English)
Europe
- Belgium (English)
- Denmark (English)
- Deutschland (Deutsch)
- España (Español)
- Finland (English)
- France (Français)
- Ireland (English)
- Italia (Italiano)
- Luxembourg (English)
- Netherlands (English)
- Norway (English)
- Österreich (Deutsch)
- Portugal (English)
- Sweden (English)
- Switzerland
- United Kingdom (English)
Asia Pacific
- Australia (English)
- India (English)
- New Zealand (English)
- 中国
- 日本Japanese (日本語)
- 한국Korean (한국어)