search for: pzl

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2010 Nov 03
3
optim works on command-line but not inside a function
...an <- function(params, t, X){ pos<- sum(t * log(IRT.oneOverP(X,params[1],params[2]))) neg<- sum((1-t) * log(IRT.oneOverPneg(X,params[1],params[2]))) -pos-neg } #IRT.p can also be espressed in terms of z and l #where z=-ab and l=a <- makes it a standard logit function IRT.pZL <- function(theta, z, l){ epow <- exp(-(z+l*theta)) result <- 1/(1+epow) result } #as IRT.oneOverP but now for IRT.pZL IRT.pZLepos <- function(theta, z, l){ epow <- exp(-(z+l*theta)) result <- (1+epow) result } #as IRT.oneOverPneg but now for IRT.pZL...
2004 Mar 18
0
samba ldap
...ed method to store both sambaSamAccount and posixAccount in one object classes and use them for pam, nss, and samba? how to migrate all the data then? after migrating /etc/passwd pdbedit gives errors (when importing to the same tree) ldapsam_modify_entry: Failed to add user dn= uid=xxx,ou=people,o=pzl-wola,c=pl with: Already exists so how it's the easiest way to merge both flat files to one ldap tree? thanks for help, Tomasz Jankowski
2009 Jul 23
1
[PATCH server] changes required for fedora rawhide inclusion.
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