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Jul
19
comment EM algorithm with constrained equation
I edit the question and add the paper link.thanks
Jul
19
revised EM algorithm with constrained equation
added 114 characters in body
Jul
19
asked EM algorithm with constrained equation
Jul
19
comment Dirichlet distribution when parameters $\rightarrow\infty$
Great answer.thanks
Jul
19
accepted Dirichlet distribution when parameters $\rightarrow\infty$
Jul
18
asked Dirichlet distribution when parameters $\rightarrow\infty$
Jul
14
asked Newton-Raphson convergence for function $f(\gamma)$ with $\gamma \geq0$ constraint.
Feb
8
awarded  Supporter
Feb
6
awarded  Commentator
Feb
6
comment Fail to understand elementary matrices properties in matrix LU factorization.
thanks for your explanation dear Marc. Honestly I didn't completely get it yet.can you provide me an example please?
Feb
6
revised Fail to understand elementary matrices properties in matrix LU factorization.
edited tags
Feb
6
asked Fail to understand elementary matrices properties in matrix LU factorization.
Jan
5
asked problem with derivation of PCA as minimizer of MSE
Jan
3
accepted Why Sum square of each pair of a group of numbers is N factor of sum squares of its elements difference from mean?
Jan
2
asked Why Sum square of each pair of a group of numbers is N factor of sum squares of its elements difference from mean?
Nov
23
comment Problem with with derivative of integral
I think this question is just about derivation of an integral on a variable.
Nov
23
comment Problem with with derivative of integral
we define z=xy . z is new R.V
Nov
23
awarded  Editor
Nov
23
revised Problem with with derivative of integral
deleted 9 characters in body
Nov
23
comment Problem with with derivative of integral
'f' is probability density function and 'F' is cumulative distribution function.although I think it is not helping to know about F and f in order to solve the above formulation.