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Improting large datasets into S-Plus and R

To: S-News <s-news@lists.biostat.wustl.edu>
Subject: Improting large datasets into S-Plus and R
From: "John E. Cornell, Ph.D." <cornell@uthscsa.edu>
Date: Thu, 25 Sep 2003 13:10:29 -0500
Importance: Normal
I have a dataset with 1.6 million records and 45 binary variables.  I want
to apply monothetic (mona) and fuzzy (fanny) clustering methods to the
datamatrix.  The original dataset was created in SAS, but I created a comma
delimited text version to import into S-Plus.  When I try to import the
dataset via the Import GUI interface, the program freezes and stops
responding.  Is there a more efficient way to import a large dataset into
S-Plus or R?

John Cornell

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Expectation, hope, intention toward possibility that has still not become:
this is not only a basic feature of human consciousness, but, ..., a basic
determination within objective reality as a whole.

  --Ernst Bloch
  --The Principle of Hope (Vol. 1)




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