search for: charn

Displaying 4 results from an estimated 4 matches for "charn".

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2003 Sep 02
3
How to avoid automatic coercion to factor?
I have a function that manipulates a list of numeric and character components of equal length and wants to return a data.frame. EG, f<-function() { a<-list(Int1=1:5,Char1=letters[1:5],Char2=letters[6:10]) b<-data.frame(a) } How can I get the columns Char1, Char2, (...CharN) returned coerced to character and not factor? It appears that I could coerce individual columns by b$CharI<-as.character(b$CharI). Is there a less ugly way of doing this? Thanks, Steve Dutky 301-545-4113 desk 301-325-8146 cell steve.dutky at thomson.com www.thomson.com/financial
2012 Feb 07
11
[Bug 1978] New: ECDSA & SHA256 support in SSHFS DNS records
https://bugzilla.mindrot.org/show_bug.cgi?id=1978 Bug #: 1978 Summary: ECDSA & SHA256 support in SSHFS DNS records Classification: Unclassified Product: Portable OpenSSH Version: 5.9p1 Platform: All URL: https://tools.ietf.org/html/draft-os-ietf-sshfp-ecdsa- sha2-07 OS/Version: All
2008 Nov 03
1
IWLS vs direct ML estimation
Hi, I am thinking about IWLS vs ML estimation. When I use glm() for a 2-parameter distribution (e.g., Weibull), I can otain the MLE of scale parameter given shape parameter through IWLS. Because this scale parameter usually converges to the MLE. In this point, I am wondering: i) can you say that the direct MLE, which is obtained by maximizing a likelihood function, is equalvant to the indirect
2007 Jun 11
24
multiple routing tables for internal router programs
Maybe a strange request, I''ll try to explain this as clearer as I can (forgive my bad english, please :-) ). I''m setting a linux box as a router. My router uses multiple routing tables, so I can address the traffic from specific ip addresses of my lan to distinct ISPs providers (specifying a different default gateway fo r each table), marking packets with iptables