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- Path: sparky!uunet!pipex!bnr.co.uk!uknet!prd!steve
- From: steve@prd.co.uk (Steve Blinkhorn)
- Newsgroups: bit.listserv.stat-l
- Subject: Re: qualitative principal components
- Keywords: scaling
- Message-ID: <C06AFp.8oI@prd.co.uk>
- Date: 1 Jan 93 11:26:12 GMT
- References: <8289@news.duke.edu>
- Organization: Psychometric Research & Development Ltd
- Lines: 16
-
- In <8289@news.duke.edu> feh@duke.edu (Frank Harrell) writes:
-
- >What is the state of the art in scaling techniques for combinations
- >of continuous, ordinal, polytomous, and binary variables? To me,
- >qualitative principal components using the alternating least squares-type
- >techniques in SAS PROC PRINQUAL look very promising, but we have had
- >tremendous convergence problems using this procedure.
-
- >Reply to feh@biostat.mc.duke.edu Thanks
-
- How about an open discussion on the net? This is a nice follow-on
- to the discussion on PC/CFA before Christmas. It's also an area of
- great malfeasance........
-
- ---
- Steve Blinkhorn (steve@prd.co.uk)
-