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Annotation of /pkg/ChangeLog

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Revision 41 - (view) (download)
Original Path: trunk/R/trunk/ChangeLog

1 : feinerer 41 2006-03-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
2 :    
3 :     * ext/R/importRIS.R: Automatic RIS import is now possible.
4 :    
5 : feinerer 40 2006-02-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
6 :    
7 :     * R/textdoccol.R: Added RIS HTML input format.
8 :    
9 : feinerer 39 2006-01-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
10 :    
11 :     * R/textdoccol.R: Removed bug that caused invalid text document
12 :     collections when handling many input files.
13 :    
14 : feinerer 36 2006-01-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
15 :    
16 : feinerer 37 * R/textdoccol.R: Restructured and extended file import
17 :     mechanism.
18 :    
19 : feinerer 36 * inst/doc/clustering.Rnw: Adapted vignette for use with
20 :     ReutNews.rda
21 :    
22 :     * man/ReutNews.Rd: Documentation for ReutNews.rda
23 :    
24 :     * data/ReutNews.rda: A tiny Reuters21578 example data set.
25 :    
26 : feinerer 34 2005-12-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
27 :    
28 :     * inst/doc/clustering.Rnw: Wrote a small vignette to present the
29 :     clustering facilities of this package.
30 :    
31 : feinerer 33 2005-12-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
32 :    
33 :     * R/aobjects.R: Changed package document structure to avoid class
34 :     dependency problems.
35 :    
36 : feinerer 28 2005-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
37 :    
38 : feinerer 29 * Wrote a script for the ModLewis Split for the Reuters-21578 XML
39 :     data set.
40 :    
41 : feinerer 28 * Finished documentation and reordered directory structure. Now "R
42 :     CMD check textmin" works without errors.
43 :    
44 : feinerer 27 2005-12-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
45 :    
46 :     * src/: Various splits can now be easily created for the
47 :     Reuters21578 data set.
48 :    
49 : feinerer 26 2005-12-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
50 :    
51 :     * Updated documentation
52 :    
53 : feinerer 25 2005-11-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
54 :    
55 :     * Wrote R documentation for some classes and methods.
56 :    
57 : feinerer 21 2005-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
58 :    
59 : feinerer 22 * R/textdoccol.R: Constructor of textdoccol allows import of CSV
60 :     files. See the questionnaire data/Umfrage.csv for such an example.
61 : feinerer 23 We are now able to import files in Reuters-21578 XML format.
62 : feinerer 22
63 : feinerer 21 * Changed class interfaces in various files. Weighting of the text
64 :     matrix is now possible.
65 :    
66 : feinerer 20 2005-11-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
67 :    
68 :     * R/textdoccol.R: One can build term-document matrices if
69 :     nessecary (with buildTDM(...)) and fill the field tdm from a text
70 :     document collection with it.
71 :    
72 :     * R/textmatrix.R: Wrote S4 class for term-document matrices.
73 :    
74 : feinerer 19 2005-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
75 :    
76 :     * R/textdoccol.R: We now can read in a whole XML file with several
77 :     news items.
78 :    
79 : feinerer 17 2005-11-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
80 :    
81 :     * R/textdoccol.R: Set up an S4 class for a collection of text
82 :     documents. A first attempt to read in XML input (like the RCV1
83 :     set) was made.
84 :    
85 :     * R/textdocument.R: Set up an S4 class for text documents. Wrote
86 :     some accessor functions.
87 :    
88 :     * data/newsitem.xml: Added this XML file for testing purposes. It
89 :     contains a single news item from the Reuters Corpus Volume 1
90 :     (RCV1) XML set.
91 :    
92 : feinerer 16 2005-10-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
93 :    
94 :     * R/textmatrix.R (textmatrix): Removed the transpose of the original
95 :     textmatrix as k-means clustering provided by R (kmeans) now works on
96 :     this textmatrix. The result is a k-means text clustering with a
97 :     similarity measure based upon word frequences.
98 :    
99 :     2005-10-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
100 :    
101 :     * R/textmatrix.R: Adapted the preprocessing code from the R
102 :     package "lsa" written by Fridolin Wild to build a document text matrix.
103 :    
104 :     2005-10-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
105 :    
106 :     * Set up the R Text Mining Package infrastructure.

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