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