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Annotation of /trunk/tm/ChangeLog

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Revision 691 - (view) (download)
Original Path: trunk/textmin/ChangeLog

1 : feinerer 691 2006-12-17 Ingo Feinerer <h0125130@wu-wien.ac.at>
2 :    
3 :     * inst/doc/: Rewrote vignette.
4 :    
5 :     * man/: Improved documentation.
6 :    
7 : feinerer 690 2006-12-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
8 :    
9 :     * man/: Updated documentation.
10 :    
11 :     * DESCRIPTION: Changed package name to "tm". Updated version to
12 :     0.1 for first CRAN release.
13 :    
14 :     * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
15 :     list archive example.
16 :    
17 :     * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
18 :     archive example.
19 :    
20 :     * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
21 :     from (several mails per box) mbox format to (single mail per file)
22 :     eml format.
23 :    
24 : feinerer 689 2006-12-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
25 :    
26 :     * data/crude.rda: Rebuilt.
27 :    
28 :     * data/acq.rda: Rebuilt.
29 :    
30 :     * R/reader.R: Factored out reader and parser methods from
31 :     textdoccol.R.
32 :    
33 :     * R/source.R: Factored out Source methods from aobjects.R and
34 :     textdoccol.R.
35 :     (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
36 :     feeds.
37 :    
38 :     * R/textdoccol.R (DirSource): Added support for recursive
39 :     traversal of directories.
40 :    
41 :     2006-12-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
42 :    
43 :     * R/textdoccol.R ([[): Loads the document corpus automatically
44 :     into memory upon access.
45 :     (tm_transform, tm_filter): Removed several checks whether the
46 :     document is already loaded ([[ ensures this now).
47 :     (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
48 :     mailing list archive.
49 :    
50 :     2006-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
51 :    
52 :     * R/aobjects.R (TextDocument): Is now a virtual class.
53 :     (Source): Is now a virtual class.
54 :    
55 :     2006-12-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
56 :    
57 :     * R/textdoccol.R (c): Support for an arbitrary number of document
58 :     collections.
59 :    
60 : feinerer 77 2006-11-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
61 :    
62 :     * R/textrepo.R: Updated TextRepository (constructor), append_elem,
63 :     append_meta and remove_meta.
64 :    
65 :     * R/textdoccol.R: Removed modify_metadata method.
66 :    
67 :     * R/textrepo.R: Removed modify_metadata method.
68 :    
69 :     * R/textdoccol.R (remove_meta): Supports removal of document
70 :     collection metadata and document (= in data frame) metadata.
71 :    
72 : feinerer 76 2006-11-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
73 :    
74 :     * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
75 :    
76 :     * data/crude.rda: Rebuilt.
77 :    
78 :     * data/acq.rda: Rebuilt.
79 :    
80 :     * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
81 :    
82 :     * R/textdoccol.R ([): Bug fix for subsetting a document
83 :     collection's data frame.
84 :    
85 : feinerer 75 2006-11-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
86 :    
87 :     * R/textdoccol.R: Bug fixes in s_filter. Added full query support
88 :     to s_filter.
89 :    
90 :     * R/textdoccol.R: Local text documents' metadata can now be copied
91 :     to a document collection's data frame with prescind_meta.
92 :    
93 : feinerer 73 2006-11-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
94 :    
95 : feinerer 74 * R/: Text documents' slot metadata is now accessible in s_filter.
96 :    
97 : feinerer 73 * R/: Rewrote s_filter function (has still some restrictions).
98 :    
99 : feinerer 72 2006-11-20 Ingo Feinerer <h0125130@wu-wien.ac.at>
100 :    
101 :     * R/: Various fixes in handling metadata.
102 :    
103 :     * R/: Added update mechanism for text document collections.
104 :    
105 : feinerer 71 2006-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
106 :    
107 :     * R/: Merging of document collections now creates a binary tree
108 :     for reconstructing merged document collections.
109 :    
110 :     * R/: Redesign of metadata for document collections.
111 :    
112 : feinerer 70 2006-11-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
113 :    
114 :     * R/: Messages now use \code{ngettext}.
115 :    
116 : feinerer 69 2006-11-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
117 :    
118 :     * R/: Added functions for modifying and removing metadata.
119 :    
120 : feinerer 67 2006-11-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
121 :    
122 :     * man/: Updated some documentation.
123 :    
124 :     * R/: Corrected some connection issues.
125 :    
126 :     * inst/doc: Worked on the vignette.
127 :    
128 : feinerer 65 2006-10-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
129 :    
130 : feinerer 66 * inst/: Added texts and started vignette.
131 :    
132 : feinerer 65 * R/: Final changes based upon David's comments.
133 :    
134 : feinerer 64 2006-10-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
135 :    
136 :     * NAMESPACE: Corrected exports (generic methods need exportMethods
137 :     directives!).
138 :    
139 : feinerer 63 2006-10-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
140 :    
141 :     * R/: Modified the TextDocCol constructur and various parsers. It
142 :     is now modular and supports various file formats via plugins (see
143 :     the new "Source" class).
144 :    
145 : feinerer 62 2006-10-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
146 :    
147 :     * man/: Revised documentation after previous code changes.
148 :    
149 : feinerer 61 2006-10-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
150 :    
151 :     * R/: Remaining changes as discussed with David.
152 :    
153 : feinerer 60 2006-10-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
154 :    
155 :     * R/: Some changes as suggested by David. The rest will follow
156 :     within the next days.
157 :    
158 : feinerer 59 2006-09-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
159 :    
160 :     * man/: Finished documentation.
161 :    
162 : feinerer 58 2006-09-25 Ingo Feinerer <h0125130@wu-wien.ac.at>
163 :    
164 :     * man/: Wrote some documentation.
165 :    
166 : feinerer 56 2006-09-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
167 :    
168 :     * R/: Further syntactic sugar in form of additional assignment and
169 :     accessor methods.
170 :    
171 : feinerer 54 2006-09-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
172 :    
173 :     * R/: Syntactic sugar in form of "length", "show" and "summary"
174 : feinerer 56 operators.
175 : feinerer 54
176 : feinerer 53 2006-08-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
177 :    
178 :     * R/: Diverse updates. Mainly on default operators ("[" or "c")
179 :     and dissimilarities.
180 :    
181 : feinerer 52 2006-08-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
182 :    
183 :     * R/: Added similarity functions.
184 :    
185 :     * data/: Added english stopwords.
186 :    
187 : feinerer 50 2006-08-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
188 :    
189 : feinerer 51 * data/: Examples compiled for new features
190 :    
191 :     * R/: Changes due to new structure.
192 :    
193 : feinerer 50 * NAMESPACE: Corrected namespace to reflect new structure.
194 :    
195 :     * R/termdocmatrix.R: Adapted for new naming scheme.
196 :    
197 : feinerer 49 2006-08-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
198 :    
199 :     * R/textdoccol.R: Adapted code for new class structure. Wrote
200 :     several transform and filter functions operating on text document
201 :     collections (alias text document databases).
202 :    
203 :     * R/aobjects.R: Adapted class structure with inheritance,
204 :     repositories and additional meta data. Loading files on demand is
205 :     now possible.
206 :    
207 : feinerer 48 2006-07-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
208 :    
209 :     * R/: Some cosmetic cleanups.
210 :    
211 :     * inst/: Removed vignette on clustering. That and much more is now
212 :     described in the JSS paper on text mining. Based upon that
213 :     article an elaborated vignette will be incorporated in the future.
214 :    
215 : feinerer 42 2006-07-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
216 :    
217 :     * R/: Updated generic S4 methods to comply with signature changes
218 :     in newer versions of R (> 2.3)
219 :    
220 : feinerer 41 2006-03-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
221 :    
222 :     * ext/R/importRIS.R: Automatic RIS import is now possible.
223 :    
224 : feinerer 40 2006-02-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
225 :    
226 :     * R/textdoccol.R: Added RIS HTML input format.
227 :    
228 : feinerer 39 2006-01-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
229 :    
230 :     * R/textdoccol.R: Removed bug that caused invalid text document
231 :     collections when handling many input files.
232 :    
233 : feinerer 36 2006-01-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
234 :    
235 : feinerer 37 * R/textdoccol.R: Restructured and extended file import
236 :     mechanism.
237 :    
238 : feinerer 36 * inst/doc/clustering.Rnw: Adapted vignette for use with
239 :     ReutNews.rda
240 :    
241 :     * man/ReutNews.Rd: Documentation for ReutNews.rda
242 :    
243 :     * data/ReutNews.rda: A tiny Reuters21578 example data set.
244 :    
245 : feinerer 34 2005-12-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
246 :    
247 :     * inst/doc/clustering.Rnw: Wrote a small vignette to present the
248 :     clustering facilities of this package.
249 :    
250 : feinerer 33 2005-12-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
251 :    
252 :     * R/aobjects.R: Changed package document structure to avoid class
253 :     dependency problems.
254 :    
255 : feinerer 28 2005-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
256 :    
257 : feinerer 29 * Wrote a script for the ModLewis Split for the Reuters-21578 XML
258 :     data set.
259 :    
260 : feinerer 28 * Finished documentation and reordered directory structure. Now "R
261 :     CMD check textmin" works without errors.
262 :    
263 : feinerer 27 2005-12-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
264 :    
265 :     * src/: Various splits can now be easily created for the
266 :     Reuters21578 data set.
267 :    
268 : feinerer 26 2005-12-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
269 :    
270 :     * Updated documentation
271 :    
272 : feinerer 25 2005-11-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
273 :    
274 :     * Wrote R documentation for some classes and methods.
275 :    
276 : feinerer 21 2005-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
277 :    
278 : feinerer 22 * R/textdoccol.R: Constructor of textdoccol allows import of CSV
279 :     files. See the questionnaire data/Umfrage.csv for such an example.
280 : feinerer 23 We are now able to import files in Reuters-21578 XML format.
281 : feinerer 22
282 : feinerer 21 * Changed class interfaces in various files. Weighting of the text
283 :     matrix is now possible.
284 :    
285 : feinerer 20 2005-11-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
286 :    
287 :     * R/textdoccol.R: One can build term-document matrices if
288 :     nessecary (with buildTDM(...)) and fill the field tdm from a text
289 :     document collection with it.
290 :    
291 :     * R/textmatrix.R: Wrote S4 class for term-document matrices.
292 :    
293 : feinerer 19 2005-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
294 :    
295 :     * R/textdoccol.R: We now can read in a whole XML file with several
296 :     news items.
297 :    
298 : feinerer 17 2005-11-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
299 :    
300 :     * R/textdoccol.R: Set up an S4 class for a collection of text
301 :     documents. A first attempt to read in XML input (like the RCV1
302 :     set) was made.
303 :    
304 :     * R/textdocument.R: Set up an S4 class for text documents. Wrote
305 :     some accessor functions.
306 :    
307 :     * data/newsitem.xml: Added this XML file for testing purposes. It
308 :     contains a single news item from the Reuters Corpus Volume 1
309 :     (RCV1) XML set.
310 :    
311 : feinerer 16 2005-10-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
312 :    
313 :     * R/textmatrix.R (textmatrix): Removed the transpose of the original
314 :     textmatrix as k-means clustering provided by R (kmeans) now works on
315 :     this textmatrix. The result is a k-means text clustering with a
316 :     similarity measure based upon word frequences.
317 :    
318 :     2005-10-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
319 :    
320 :     * R/textmatrix.R: Adapted the preprocessing code from the R
321 :     package "lsa" written by Fridolin Wild to build a document text matrix.
322 :    
323 :     2005-10-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
324 :    
325 :     * Set up the R Text Mining Package infrastructure.

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