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Annotation of /pkg/ChangeLog

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Revision 66 - (view) (download)
Original Path: trunk/R/textmin/ChangeLog

1 : feinerer 65 2006-10-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
2 :    
3 : feinerer 66 * inst/: Added texts and started vignette.
4 :    
5 : feinerer 65 * R/: Final changes based upon David's comments.
6 :    
7 : feinerer 64 2006-10-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
8 :    
9 :     * NAMESPACE: Corrected exports (generic methods need exportMethods
10 :     directives!).
11 :    
12 : feinerer 63 2006-10-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
13 :    
14 :     * R/: Modified the TextDocCol constructur and various parsers. It
15 :     is now modular and supports various file formats via plugins (see
16 :     the new "Source" class).
17 :    
18 : feinerer 62 2006-10-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
19 :    
20 :     * man/: Revised documentation after previous code changes.
21 :    
22 : feinerer 61 2006-10-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
23 :    
24 :     * R/: Remaining changes as discussed with David.
25 :    
26 : feinerer 60 2006-10-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
27 :    
28 :     * R/: Some changes as suggested by David. The rest will follow
29 :     within the next days.
30 :    
31 : feinerer 59 2006-09-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
32 :    
33 :     * man/: Finished documentation.
34 :    
35 : feinerer 58 2006-09-25 Ingo Feinerer <h0125130@wu-wien.ac.at>
36 :    
37 :     * man/: Wrote some documentation.
38 :    
39 : feinerer 56 2006-09-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
40 :    
41 :     * R/: Further syntactic sugar in form of additional assignment and
42 :     accessor methods.
43 :    
44 : feinerer 54 2006-09-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
45 :    
46 :     * R/: Syntactic sugar in form of "length", "show" and "summary"
47 : feinerer 56 operators.
48 : feinerer 54
49 : feinerer 53 2006-08-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
50 :    
51 :     * R/: Diverse updates. Mainly on default operators ("[" or "c")
52 :     and dissimilarities.
53 :    
54 : feinerer 52 2006-08-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
55 :    
56 :     * R/: Added similarity functions.
57 :    
58 :     * data/: Added english stopwords.
59 :    
60 : feinerer 50 2006-08-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
61 :    
62 : feinerer 51 * data/: Examples compiled for new features
63 :    
64 :     * R/: Changes due to new structure.
65 :    
66 : feinerer 50 * NAMESPACE: Corrected namespace to reflect new structure.
67 :    
68 :     * R/termdocmatrix.R: Adapted for new naming scheme.
69 :    
70 : feinerer 49 2006-08-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
71 :    
72 :     * R/textdoccol.R: Adapted code for new class structure. Wrote
73 :     several transform and filter functions operating on text document
74 :     collections (alias text document databases).
75 :    
76 :     * R/aobjects.R: Adapted class structure with inheritance,
77 :     repositories and additional meta data. Loading files on demand is
78 :     now possible.
79 :    
80 : feinerer 48 2006-07-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
81 :    
82 :     * R/: Some cosmetic cleanups.
83 :    
84 :     * inst/: Removed vignette on clustering. That and much more is now
85 :     described in the JSS paper on text mining. Based upon that
86 :     article an elaborated vignette will be incorporated in the future.
87 :    
88 : feinerer 42 2006-07-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
89 :    
90 :     * R/: Updated generic S4 methods to comply with signature changes
91 :     in newer versions of R (> 2.3)
92 :    
93 : feinerer 41 2006-03-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
94 :    
95 :     * ext/R/importRIS.R: Automatic RIS import is now possible.
96 :    
97 : feinerer 40 2006-02-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
98 :    
99 :     * R/textdoccol.R: Added RIS HTML input format.
100 :    
101 : feinerer 39 2006-01-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
102 :    
103 :     * R/textdoccol.R: Removed bug that caused invalid text document
104 :     collections when handling many input files.
105 :    
106 : feinerer 36 2006-01-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
107 :    
108 : feinerer 37 * R/textdoccol.R: Restructured and extended file import
109 :     mechanism.
110 :    
111 : feinerer 36 * inst/doc/clustering.Rnw: Adapted vignette for use with
112 :     ReutNews.rda
113 :    
114 :     * man/ReutNews.Rd: Documentation for ReutNews.rda
115 :    
116 :     * data/ReutNews.rda: A tiny Reuters21578 example data set.
117 :    
118 : feinerer 34 2005-12-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
119 :    
120 :     * inst/doc/clustering.Rnw: Wrote a small vignette to present the
121 :     clustering facilities of this package.
122 :    
123 : feinerer 33 2005-12-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
124 :    
125 :     * R/aobjects.R: Changed package document structure to avoid class
126 :     dependency problems.
127 :    
128 : feinerer 28 2005-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
129 :    
130 : feinerer 29 * Wrote a script for the ModLewis Split for the Reuters-21578 XML
131 :     data set.
132 :    
133 : feinerer 28 * Finished documentation and reordered directory structure. Now "R
134 :     CMD check textmin" works without errors.
135 :    
136 : feinerer 27 2005-12-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
137 :    
138 :     * src/: Various splits can now be easily created for the
139 :     Reuters21578 data set.
140 :    
141 : feinerer 26 2005-12-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
142 :    
143 :     * Updated documentation
144 :    
145 : feinerer 25 2005-11-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
146 :    
147 :     * Wrote R documentation for some classes and methods.
148 :    
149 : feinerer 21 2005-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
150 :    
151 : feinerer 22 * R/textdoccol.R: Constructor of textdoccol allows import of CSV
152 :     files. See the questionnaire data/Umfrage.csv for such an example.
153 : feinerer 23 We are now able to import files in Reuters-21578 XML format.
154 : feinerer 22
155 : feinerer 21 * Changed class interfaces in various files. Weighting of the text
156 :     matrix is now possible.
157 :    
158 : feinerer 20 2005-11-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
159 :    
160 :     * R/textdoccol.R: One can build term-document matrices if
161 :     nessecary (with buildTDM(...)) and fill the field tdm from a text
162 :     document collection with it.
163 :    
164 :     * R/textmatrix.R: Wrote S4 class for term-document matrices.
165 :    
166 : feinerer 19 2005-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
167 :    
168 :     * R/textdoccol.R: We now can read in a whole XML file with several
169 :     news items.
170 :    
171 : feinerer 17 2005-11-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
172 :    
173 :     * R/textdoccol.R: Set up an S4 class for a collection of text
174 :     documents. A first attempt to read in XML input (like the RCV1
175 :     set) was made.
176 :    
177 :     * R/textdocument.R: Set up an S4 class for text documents. Wrote
178 :     some accessor functions.
179 :    
180 :     * data/newsitem.xml: Added this XML file for testing purposes. It
181 :     contains a single news item from the Reuters Corpus Volume 1
182 :     (RCV1) XML set.
183 :    
184 : feinerer 16 2005-10-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
185 :    
186 :     * R/textmatrix.R (textmatrix): Removed the transpose of the original
187 :     textmatrix as k-means clustering provided by R (kmeans) now works on
188 :     this textmatrix. The result is a k-means text clustering with a
189 :     similarity measure based upon word frequences.
190 :    
191 :     2005-10-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
192 :    
193 :     * R/textmatrix.R: Adapted the preprocessing code from the R
194 :     package "lsa" written by Fridolin Wild to build a document text matrix.
195 :    
196 :     2005-10-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
197 :    
198 :     * Set up the R Text Mining Package infrastructure.

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