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Annotation of /pkg/ChangeLog

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Revision 17 - (view) (download)
Original Path: trunk/R/trunk/ChangeLog

1 : feinerer 17 2005-11-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
2 :    
3 :     * R/textdoccol.R: Set up an S4 class for a collection of text
4 :     documents. A first attempt to read in XML input (like the RCV1
5 :     set) was made.
6 :    
7 :     * R/textdocument.R: Set up an S4 class for text documents. Wrote
8 :     some accessor functions.
9 :    
10 :     * data/newsitem.xml: Added this XML file for testing purposes. It
11 :     contains a single news item from the Reuters Corpus Volume 1
12 :     (RCV1) XML set.
13 :    
14 : feinerer 16 2005-10-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
15 :    
16 :     * R/textmatrix.R (textmatrix): Removed the transpose of the original
17 :     textmatrix as k-means clustering provided by R (kmeans) now works on
18 :     this textmatrix. The result is a k-means text clustering with a
19 :     similarity measure based upon word frequences.
20 :    
21 :     2005-10-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
22 :    
23 :     * R/textmatrix.R: Adapted the preprocessing code from the R
24 :     package "lsa" written by Fridolin Wild to build a document text matrix.
25 :    
26 :     2005-10-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
27 :    
28 :     * Set up the R Text Mining Package infrastructure.

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