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1. intersection of 2 dataframes (score: 1): Author: jdakin@OVERWEY.demon.co.uk; Date: Tue, 20 Jun 2006 16:34:15 +0100; I have two different dataframes, each with exactly the same columns. I wish to identify rows of data which are common to both. Intersect only applies to vectors. I could apply intersect to sequential; /archives/html/s-news/2006-06/msg00045.html (6,758 bytes)
2. Re: intersection of 2 dataframes (score: 1): Author: "Redfearn, Christian" <redfearn@sppd.usc.edu>; Date: Tue, 20 Jun 2006 08:45:13 -0700; Check the following two related functions, one generally is more appropriate given your context. unique.data.frame(x) duplicated.data.frame(x) Chris. --Original Message-- From: s-news-owner@lists.bi; /archives/html/s-news/2006-06/msg00046.html (7,599 bytes)
3. Re: intersection of 2 dataframes (score: 1): Author: "Ronald WH Verwer" <R.Verwer@nin.knaw.nl>; Date: Thu, 22 Jun 2006 08:56:10 +0200; <?xml version="1.0" ?> Using Paul Diderichsen's example I guess you actually want [1] 2 which indicates that the 2 row in both frames are identical kind regards <b; /archives/html/s-news/2006-06/msg00052.html (9,741 bytes)

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