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Message-ID: <CAAvu=bkP1HYk5=_aSphuApQbVxhduoDto+pCEQOWFvsk7F7cQw@mail.gmail.com> Date: 2013-06-13T15:46:09Z From: Ye Lin Subject: identify data points by certain criteria In-Reply-To: <8A063994-2F0B-482F-83AA-FF3755B354C9@comcast.net> An embedded and charset-unspecified text was scrubbed... Name: not available URL: <https://stat.ethz.ch/pipermail/r-help/attachments/20130613/63e0e1ff/attachment.pl>