search for: riggi

Displaying 6 results from an estimated 6 matches for "riggi".

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2009 May 21
2
Matrix sum
Someone knows the existence of a function to sum the elements of the same place A[i,j] B[i,j] of a matrix?thank you -- Dr. Daniele Riggi, PhD student University of Milano-Bicocca Department of Statistics Building U7, Via Bicocca degli Arcimboldi, 8 20126 Milano, Italy cell. +39 328 3380690 mailto: daniele.riggi@gmail.com [[alternative HTML version deleted]]
2009 May 21
1
em algorithm mixture of multivariate normals
...al value of the covariance matrix and I don't update the estimate of this matrix, the algorithm works and finds the estimate of the vector means, so I wrote it in the correct way. However if someone could help me I will be very grateful to him for kindness. Best RegardsDaniele -- Dr. Daniele Riggi, PhD student University of Milano-Bicocca Department of Statistics Building U7, Via Bicocca degli Arcimboldi, 8 20126 Milano, Italy cell. +39 328 3380690 mailto: daniele.riggi@gmail.com [[alternative HTML version deleted]]
2009 Jun 03
2
problem with uniroot
...Error in uniroot(function(z) log(z/2) - digamma(z/2) + 1 - log((z + d)/2) + : f() values at end points not of opposite sign I don't know how solve this problem, i have already tried using the function optimize, but it doesn't work. Someone could help me? thanks a lot -- Dr. Daniele Riggi, PhD student University of Milano-Bicocca Department of Statistics Building U7, Via Bicocca degli Arcimboldi, 8 20126 Milano, Italy cell. +39 328 3380690 mailto: daniele.riggi@gmail.com [[alternative HTML version deleted]]
2009 May 22
0
EM algorithm mixture of multivariate
...col.axis="blue", col.grid="lightblue",main="densità valori finali",angle=120, pch=20) return(list(alpha0=alpha0,alpha=alpha,mu1=mu1,mu2=mu2,sd1=sd1,sd2=sd2)) } em2mn(x) ############################## end script ############################## -- Dr. Daniele Riggi, PhD student University of Milano-Bicocca Department of Statistics Building U7, Via Bicocca degli Arcimboldi, 8 20126 Milano, Italy cell. +39 328 3380690 mailto: daniele.riggi@gmail.com [[alternative HTML version deleted]]
2009 May 22
0
EM algorithm mixture of multivariate gaussian
...ol.axis="blue", col.grid="lightblue",main="densità valori finali",angle=120, pch=20) return(list(alpha0=alpha0,alpha=alpha,mu1=mu1,mu2=mu2,sd1=sd1,sd2=sd2)) } em2mn(x) ############################## end script ############################## -- Dr. Daniele Riggi, PhD student University of Milano-Bicocca Department of Statistics Building U7, Via Bicocca degli Arcimboldi, 8 20126 Milano, Italy cell. +39 328 3380690 mailto: daniele.riggi@gmail.com [[alternative HTML version deleted]]
2007 Aug 31
0
chan_sip.c:5495 sip_reg_timeout: ERROR
Hello, I?ve been using Asterisk 1.2.18 for a while, and today, with no apparent changes, I started receiving these messages: Aug 31 13:26:57 NOTICE[27528]: chan_sip.c:5495 sip_reg_timeout: -- Registration for 'user at sipserver' timed out, trying again (Attempt #19) All trunks and extensions went to: sipserver:5060 user 120 Request Sent 011