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### Probability Density Function, Integration, Area under Curve, Continuous Random Variable (Migrated from community.research.microsoft.com)

mathematically means p(f) = ((a+b - 1) ! / (a-1)!) * (b-1)! * f ^(a-1) * (1-f)^(b-1) My question is, how do i obtain the value for P( c < f
| 2 Replies | 2665 Views | Created by Microsoft Research - Friday, June 3, 2011 5:12 PM | Last reply by Tom Minka - Saturday, November 29, 2014 6:05 PM

### Dependency of Random Variables in infer.net (Migrated from community.research.microsoft.com)

has no loops.  Alternatively, if you link the variables according to transitive prerequisites, then the answer would be exact, since it is just a case of multiplying the ...
| 6 Replies | 2235 Views | Created by Microsoft Research - Friday, June 3, 2011 4:57 PM | Last reply by Microsoft Research - Friday, June 3, 2011 4:58 PM

### Probability one random variable is bigger than another

Hi all,  Suppose I have two random variables  Variable<double> X,Y; Is there any ...
| 1 Replies | 740 Views | Created by Yair Zick - Thursday, September 4, 2014 6:42 PM | Last reply by Tom Minka - Thursday, September 4, 2014 9:25 PM

### How to model a continuous variable evaluated at discrete values? (Migrated from community.research.microsoft.com)

sent from B to y is known at discrete y. But Gau(y|x,Sigma) is a continuous function. How to calculate the message from y to x in ...
| 4 Replies | 2267 Views | Created by Microsoft Research - Friday, June 3, 2011 6:09 PM | Last reply by Microsoft Research - Friday, June 3, 2011 6:09 PM

### Calculating Conditional Probability Table (Migrated from community.research.microsoft.com)

thread.  But, in my actual network, variables S and M each have 10 discrete states. This means variable L would
| 1 Replies | 2276 Views | Created by Microsoft Research - Friday, June 3, 2011 4:55 PM | Last reply by Microsoft Research - Friday, June 3, 2011 4:55 PM

### Finding a specific probability (Migrated from community.research.microsoft.com)

minka replied on 03-01-2011 3:21 AM I don't think this is possible.  In order to compute the conditional probability of CarMake=Value1, you have to ...
| 4 Replies | 1758 Views | Created by Microsoft Research - Friday, June 3, 2011 6:26 PM | Last reply by Microsoft Research - Friday, June 3, 2011 6:26 PM

### Specifying large Conditional Probability Tables of discrete events (Migrated from community.research.microsoft.com)

and z has 2 states. So I do have a total of 5x5x2 = 50 parameters which I think is still a hassle to type it. I am still exploring Bayesian networks so I am modeling my application using ...
| 3 Replies | 2830 Views | Created by Microsoft Research - Friday, June 3, 2011 5:13 PM | Last reply by Microsoft Research - Friday, June 3, 2011 5:13 PM

### Bayesian network Continuous variables inputs predict discrete probabilities outcome

random variables. For child variables, these are         // in the form of conditional probability tables ...
| 1 Replies | 864 Views | Created by jwsmitherman - Tuesday, November 24, 2015 7:07 PM | Last reply by Yordan Zaykov - Thursday, November 26, 2015 4:09 PM

### Defining potential functions (Migrated from community.research.microsoft.com)

;generalizes to any number of labels and any number of variables participating in the factor.  You can also learn the potential values (5,6,7,8), for example by ...
| 11 Replies | 5580 Views | Created by Microsoft Research - Friday, June 3, 2011 6:04 PM | Last reply by Microsoft Research - Friday, June 3, 2011 6:05 PM

### VIBES or infer.NET for inferring genotype probabilities over the pedigree (Migrated from community.research.microsoft.com)

). A boolean selector variable gates which allele is passed through to the child from each parent, thus giving the child ...
| 6 Replies | 1980 Views | Created by Microsoft Research - Friday, June 3, 2011 4:55 PM | Last reply by Microsoft Research - Friday, June 3, 2011 4:56 PM

### Joint marginals (Migrated from community.research.microsoft.com)

harr posted on 03-12-2009 2:24 PM Hi guys, is there a way to get a joint marginal distribution over multiple variables? E.g., in the sprinkler/rain example of Kevin ...
| 2 Replies | 2344 Views | Created by Microsoft Research - Friday, June 3, 2011 4:48 PM | Last reply by Microsoft Research - Friday, June 3, 2011 4:48 PM

### Marginal probabilities for each n-tuple (Migrated from community.research.microsoft.com)

probabilities from the chain: P(O=i|S=j) where i=1..range(O) and j=1..range(S)
| 15 Replies | 2311 Views | Created by Microsoft Research - Friday, June 3, 2011 6:44 PM | Last reply by Microsoft Research - Friday, June 3, 2011 6:46 PM

### Ask for help with indexing a random Gaussian vector (Migrated from community.research.microsoft.com)

minka replied on 03-11-2011 4:35 AM To index a random vector you need to use
| 2 Replies | 1971 Views | Created by Microsoft Research - Friday, June 3, 2011 6:31 PM | Last reply by Microsoft Research - Friday, June 3, 2011 6:32 PM

### Getting Random Variables values

Hi Marco Calling Infer on any random variable will retrieve the posterior distributions. So in your case, thresholdsPosterior holds an array of Gaussians. Do you ...
| 1 Replies | 891 Views | Created by MarcoASDF - Sunday, February 2, 2014 9:28 PM | Last reply by John Guiver - Monday, February 3, 2014 9:10 AM

### BMP model (Migrated from community.research.microsoft.com)

minka replied on 08-25-2010 10:52 AM The instructions in this thread may fix the problem:  ...
| 2 Replies | 2935 Views | Created by Microsoft Research - Friday, June 3, 2011 6:00 PM | Last reply by MarcoASDF - Tuesday, May 14, 2013 12:33 PM

### New distributions? (Migrated from community.research.microsoft.com)

of the function of the random variable. such as changing from gamma to Weibull. Let me know if I am missing ...
| 6 Replies | 3814 Views | Created by Microsoft Research - Friday, June 3, 2011 6:41 PM | Last reply by Microsoft Research - Friday, June 3, 2011 6:41 PM

### Error:Attempt to redefine index variable at depth 1. (Migrated from community.research.microsoft.com)

variable, it means that you are assigning to a random element of the array 'ru'.  This is not allowed.  You need to provide a definition for every element of the ...
| 3 Replies | 2110 Views | Created by Microsoft Research - Friday, June 3, 2011 5:28 PM | Last reply by Microsoft Research - Friday, June 3, 2011 5:29 PM

### Gaussian Mixture (Migrated from community.research.microsoft.com)

probability vector is 'weights'. So z[n] is a random variable which can take on the values 0 or 1.The next line switches on the value of random ...
| 1 Replies | 1739 Views | Created by Microsoft Research - Friday, June 3, 2011 6:30 PM | Last reply by Microsoft Research - Friday, June 3, 2011 6:30 PM