search for: assn

Displaying 7 results from an estimated 7 matches for "assn".

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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
2004 Jul 05
2
Failing on reading a "slightly big" dataset
...gt; system("grep -n '^YOUNG POLY' cmie*") 88904:YOUNG POLYMERS PVT. LTD.|2542.08|652.71|3194.79 where we see that YOUNG POLYMERS was observation 88,904 in the file. How did it become #38249 to R? And, > print(firms[38250,]) makes him go nuts -- 38250 YOUNG WOMENS CHRISTIAN ASSN. OF INDIA|9477.71|24.82|9502.53\nYOUNGMAN WOOL LEN MILLS LTD.|5395.08|6316.75|11711.83\nYOUNGSTAR CONSTRUCTION PVT. LTD.|850.71 |128.07|978.78\nYOUR INVESTMENT (INDIA) LTD.|90.85|0|90.85\nYOURCHOICE CHIT FUND PVT. LTD.|0|0|0\nYOUTH FORUM TOWERS & CONSTRUCTION PVT. LTD.|289.79|1.75|291.54 \nYOU...
1998 May 29
0
aov design questions
...t;)) } z$call <- match.call() z$terms <- mt if (model) z$model <- mf z } aov.balanced.fit <- function(x,y,mod.terms,wt=NULL){ x <- as.matrix(x); dimx <- dim(x) xnames <- dimnames(x)[[2]] y <- as.matrix(y); dimy <- dim(y) assn <- attr(x,"assign") df <- c(table(assn), dimy[1]- dimx[2]) D <- diag(1/diag(t(x) %*% x)) dimnames(D) <- list(xnames,xnames) coef <- as.numeric(D %*% t(x) %*% y) names(coef) <- xnames fits <- x %*% coef resid <- y - fits eff <-...
2016 Apr 29
0
OT, security: if you're in the US, and like your dentist, call them, *now*
If you like your dentist, *call* them, today. <http://krebsonsecurity.com/2016/04/dental-assn-mails-malware-to-members/>, and the URL says it all - they mailed a card with a USB key... and some of them have malware, and Krebs says not all virus scanners can detect it.... mark "got off the phone with my dentists' office a few minutes ago
2007 Mar 30
1
Model comparison
Dear all, I would like to know if I can compare by a significance test 2 models with different kind of parameters. Perhaps I am wrong but I think that we can only compare 2 models if one is a sub model of the other. Med venlig hilsen / Regards João Fadista Ph.d. studerende / Ph.d. student AARHUS UNIVERSITET / UNIVERSITY OF AARHUS Det Jordbrugsvidenskabelige Fakultet / Faculty of
2012 Mar 07
4
Subset problem
Good Morning ??? I have a small question regarding the function subset. I am copying data from one table but I just want to collect data from a user. When do I take the view, presents the results I want. The problem arises when can I make the tab. for RES_ID, introduces me to zero results do not envision noVIEW val_user='16' x.sub <-
2006 Jan 09
4
Switching databases in Rails v1.0 app
Hello, I need some guidance. I have a need to: a) Login, validating against a "system-level" user database - no big deal, then b) Depending upon the login, select a customer database for processing. For instance, assume that my login profile lists an area of interest: cars, motorcycles or boats. Each of these has a database, with identical table formats. If my login shows my area of