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Annotation of /pkg/ChangeLog

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Revision 40 - (view) (download)
Original Path: trunk/R/trunk/ChangeLog

1 : feinerer 40 2006-02-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
2 :    
3 :     * R/textdoccol.R: Added RIS HTML input format.
4 :    
5 : feinerer 39 2006-01-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
6 :    
7 :     * R/textdoccol.R: Removed bug that caused invalid text document
8 :     collections when handling many input files.
9 :    
10 : feinerer 36 2006-01-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
11 :    
12 : feinerer 37 * R/textdoccol.R: Restructured and extended file import
13 :     mechanism.
14 :    
15 : feinerer 36 * inst/doc/clustering.Rnw: Adapted vignette for use with
16 :     ReutNews.rda
17 :    
18 :     * man/ReutNews.Rd: Documentation for ReutNews.rda
19 :    
20 :     * data/ReutNews.rda: A tiny Reuters21578 example data set.
21 :    
22 : feinerer 34 2005-12-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
23 :    
24 :     * inst/doc/clustering.Rnw: Wrote a small vignette to present the
25 :     clustering facilities of this package.
26 :    
27 : feinerer 33 2005-12-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
28 :    
29 :     * R/aobjects.R: Changed package document structure to avoid class
30 :     dependency problems.
31 :    
32 : feinerer 28 2005-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
33 :    
34 : feinerer 29 * Wrote a script for the ModLewis Split for the Reuters-21578 XML
35 :     data set.
36 :    
37 : feinerer 28 * Finished documentation and reordered directory structure. Now "R
38 :     CMD check textmin" works without errors.
39 :    
40 : feinerer 27 2005-12-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
41 :    
42 :     * src/: Various splits can now be easily created for the
43 :     Reuters21578 data set.
44 :    
45 : feinerer 26 2005-12-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
46 :    
47 :     * Updated documentation
48 :    
49 : feinerer 25 2005-11-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
50 :    
51 :     * Wrote R documentation for some classes and methods.
52 :    
53 : feinerer 21 2005-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
54 :    
55 : feinerer 22 * R/textdoccol.R: Constructor of textdoccol allows import of CSV
56 :     files. See the questionnaire data/Umfrage.csv for such an example.
57 : feinerer 23 We are now able to import files in Reuters-21578 XML format.
58 : feinerer 22
59 : feinerer 21 * Changed class interfaces in various files. Weighting of the text
60 :     matrix is now possible.
61 :    
62 : feinerer 20 2005-11-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
63 :    
64 :     * R/textdoccol.R: One can build term-document matrices if
65 :     nessecary (with buildTDM(...)) and fill the field tdm from a text
66 :     document collection with it.
67 :    
68 :     * R/textmatrix.R: Wrote S4 class for term-document matrices.
69 :    
70 : feinerer 19 2005-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
71 :    
72 :     * R/textdoccol.R: We now can read in a whole XML file with several
73 :     news items.
74 :    
75 : feinerer 17 2005-11-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
76 :    
77 :     * R/textdoccol.R: Set up an S4 class for a collection of text
78 :     documents. A first attempt to read in XML input (like the RCV1
79 :     set) was made.
80 :    
81 :     * R/textdocument.R: Set up an S4 class for text documents. Wrote
82 :     some accessor functions.
83 :    
84 :     * data/newsitem.xml: Added this XML file for testing purposes. It
85 :     contains a single news item from the Reuters Corpus Volume 1
86 :     (RCV1) XML set.
87 :    
88 : feinerer 16 2005-10-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
89 :    
90 :     * R/textmatrix.R (textmatrix): Removed the transpose of the original
91 :     textmatrix as k-means clustering provided by R (kmeans) now works on
92 :     this textmatrix. The result is a k-means text clustering with a
93 :     similarity measure based upon word frequences.
94 :    
95 :     2005-10-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
96 :    
97 :     * R/textmatrix.R: Adapted the preprocessing code from the R
98 :     package "lsa" written by Fridolin Wild to build a document text matrix.
99 :    
100 :     2005-10-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
101 :    
102 :     * Set up the R Text Mining Package infrastructure.

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