photo

Siddharth Sundar

MathWorks

Last seen: mehr als 2 Jahre vor |  Aktiv seit 2014

Followers: 0   Following: 0

Nachricht

Professional Interests: Statistics, Machine Learning, Data Analysis

Statistik

All
  • Personal Best Downloads Level 1
  • First Review
  • 5-Star Galaxy Level 4
  • First Submission
  • Knowledgeable Level 2
  • First Answer

Abzeichen anzeigen

Feeds

Anzeigen nach

Beantwortet
How to show Sample Size at Each Split in Tree using fitctree?
If I understand correctly, you want to be able to extract the subset of observations used at each split in a node. The CutPr...

etwa 10 Jahre vor | 0

Beantwortet
How to have Tree able to do Multiple Splits at each Node rather than just 2 using fitctree?
As mentioned in <http://www.mathworks.com/help/stats/classification-trees-and-regression-trees.html this doc page>, Statistics T...

etwa 10 Jahre vor | 0

| akzeptiert

Beantwortet
What is the difference between quadratic and mahalanobis distance with stratified covaraiance estimates when using classify
The first place I would look at when trying to get some details about the Math behind the implementation would be the references...

etwa 10 Jahre vor | 0

| akzeptiert

Beantwortet
maximization problem with random variables.
From what I understand, you want to maximize an expected value functional. Since there are random numbers involved, the optimiza...

etwa 10 Jahre vor | 0

Beantwortet
How to find first crossing of a threshold, then ignore n datapoints after?
If I understand correctly, you just want to be able to find the indices where your values in a vector cross a certain threshold ...

etwa 10 Jahre vor | 2

Beantwortet
How can I turn new dummy variables into the same dummy variables I used to create a model?
There is no direct way to tell *dummyvar* to use a previously created *dummyvar* predictor matrix as a reference. So, in this ca...

etwa 10 Jahre vor | 0

| akzeptiert

Beantwortet
How to put big text into an array
Though I do not quite understand what you mean by 'sort it with a loop', a good place to start with would be the <http://www.mat...

etwa 10 Jahre vor | 0

| akzeptiert

Beantwortet
Invalid Matrix Dimensions Error with frprintf
Nothing in the above code seems to point towards any error. You might have a variable called *fprintf* defined in your workspace...

etwa 10 Jahre vor | 0

| akzeptiert

Beantwortet
HELP.....running on different monitors has messed up GUI
Setting the Resize behavior property to "Proportional" causes all the units of the objects to be set to 'normalized'. This will ...

etwa 10 Jahre vor | 0

| akzeptiert

Beantwortet
Error when using kmedoids with custom distance function
Within the *kmedoids* function, there is a check on the distance metric to see if it is a string or a function handle. In your c...

etwa 10 Jahre vor | 0

| akzeptiert

Beantwortet
How do I suppress the splash screen for compiled applications in 2014b?
This is not possible directly. As a workaround, do NOT distribute the splash screen image file from the *for_redistribution_fil...

etwa 10 Jahre vor | 0

Beantwortet
physical vs. logical core allocation for Matlab in slurm
For optimal performance, I would say that you should have one worker per physical core. Even though you have hyperthreading enab...

etwa 10 Jahre vor | 1

Beantwortet
Solved the graph. Drawed the function. How to plot the x solution marked with a ring...
I would suggest that you rework your code in the function *my_newton* to handle multiple x0 values in one call by passing a vect...

etwa 10 Jahre vor | 0

Beantwortet
MATLAB crashes when I try to plot.
I would suggest that you use the *-softwareopengl* startup option and see if that resolves the issue. This startup option forces...

etwa 10 Jahre vor | 2

| akzeptiert

Beantwortet
Calculate VaR for equity portfolio
You could first create a *PortfolioCVaR* object. The PortfolioCVaR object has a method to compute the value-at-risk of portfolio...

etwa 10 Jahre vor | 0

Beantwortet
Error when running patternnet example code from Help documentation
From the error, it looks like you could have another function *softmax* that shadows the one shipped with the product. So you mi...

etwa 10 Jahre vor | 4

| akzeptiert

Beantwortet
Finding cluster centre in hierarchial clustering
Hierarchical Clustering does not use a cluster center based clustering. This doc page talks about what goes on under the hood wh...

etwa 10 Jahre vor | 0

Beantwortet
Compiling MATLAB applications with LARGEADDRESSAWARE
If you are running it on a 32 bit OS, then your applications are limited to using 2GB and the rest of it used by the OS in itsel...

etwa 10 Jahre vor | 0

Beantwortet
Step size adjustment of ODE15s
I understand that you want to some information about how *ode15s* adjusts the time step size. In general, in the absence of s...

etwa 10 Jahre vor | 0

Beantwortet
Why do mattest and ttest2 produce two different p-values?
I understand that you want to know why the functions *mattest* and *ttest2* behave differently for the same input. Both func...

etwa 10 Jahre vor | 0