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Annotation of /trunk/tm/ChangeLog

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Revision 715 - (view) (download)

1 : feinerer 713 2007-03-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
2 :    
3 : feinerer 715 * Work/tmDataSetup.R: The datasets acq and crude can now be
4 :     created on the fly.
5 :    
6 : feinerer 713 * R/stopwords.R: Introduced a function returning the stopwords for
7 :     a given language (English, German and French at the moment)
8 :    
9 :     * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
10 :     otherwise falls back to Snowball package.
11 :    
12 : feinerer 711 2007-01-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
13 :    
14 :     * man/dissimilarity-methods.Rd: Make clear that any method offered
15 :     by "dists" from package "cba" can be used.
16 :    
17 : feinerer 708 2007-01-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
18 :    
19 : feinerer 710 * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
20 :     to Kurt's latex suggestion. Removed points and underscores in
21 :     variable names for consistent naming.
22 :    
23 : feinerer 708 * DESCRIPTION: Update to version 0.1-2.
24 :    
25 :     * man/TextRepository.Rd: Fixed bug in documentation.
26 :    
27 : feinerer 704 2007-01-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
28 :    
29 :     * DESCRIPTION: Update to version 0.1-1.
30 :    
31 : feinerer 702 2007-01-09 Ingo Feinerer <h0125130@wu-wien.ac.at>
32 :    
33 :     * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
34 :     wordStem.
35 :    
36 : feinerer 698 2007-01-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
37 :    
38 :     * R/: Changes due to Kurt's review.
39 :    
40 : feinerer 694 2006-12-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
41 :    
42 :     * R/: Implemented improvements based upon comments by David
43 :     Meyer.
44 :    
45 : feinerer 691 2006-12-17 Ingo Feinerer <h0125130@wu-wien.ac.at>
46 :    
47 :     * inst/doc/: Rewrote vignette.
48 :    
49 :     * man/: Improved documentation.
50 :    
51 : feinerer 690 2006-12-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
52 :    
53 :     * man/: Updated documentation.
54 :    
55 :     * DESCRIPTION: Changed package name to "tm". Updated version to
56 :     0.1 for first CRAN release.
57 :    
58 :     * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
59 :     list archive example.
60 :    
61 :     * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
62 :     archive example.
63 :    
64 :     * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
65 :     from (several mails per box) mbox format to (single mail per file)
66 :     eml format.
67 :    
68 : feinerer 689 2006-12-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
69 :    
70 :     * data/crude.rda: Rebuilt.
71 :    
72 :     * data/acq.rda: Rebuilt.
73 :    
74 :     * R/reader.R: Factored out reader and parser methods from
75 :     textdoccol.R.
76 :    
77 :     * R/source.R: Factored out Source methods from aobjects.R and
78 :     textdoccol.R.
79 :     (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
80 :     feeds.
81 :    
82 :     * R/textdoccol.R (DirSource): Added support for recursive
83 :     traversal of directories.
84 :    
85 :     2006-12-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
86 :    
87 :     * R/textdoccol.R ([[): Loads the document corpus automatically
88 :     into memory upon access.
89 :     (tm_transform, tm_filter): Removed several checks whether the
90 :     document is already loaded ([[ ensures this now).
91 :     (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
92 :     mailing list archive.
93 :    
94 :     2006-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
95 :    
96 :     * R/aobjects.R (TextDocument): Is now a virtual class.
97 :     (Source): Is now a virtual class.
98 :    
99 :     2006-12-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
100 :    
101 :     * R/textdoccol.R (c): Support for an arbitrary number of document
102 :     collections.
103 :    
104 : feinerer 77 2006-11-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
105 :    
106 :     * R/textrepo.R: Updated TextRepository (constructor), append_elem,
107 :     append_meta and remove_meta.
108 :    
109 :     * R/textdoccol.R: Removed modify_metadata method.
110 :    
111 :     * R/textrepo.R: Removed modify_metadata method.
112 :    
113 :     * R/textdoccol.R (remove_meta): Supports removal of document
114 :     collection metadata and document (= in data frame) metadata.
115 :    
116 : feinerer 76 2006-11-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
117 :    
118 :     * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
119 :    
120 :     * data/crude.rda: Rebuilt.
121 :    
122 :     * data/acq.rda: Rebuilt.
123 :    
124 :     * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
125 :    
126 :     * R/textdoccol.R ([): Bug fix for subsetting a document
127 :     collection's data frame.
128 :    
129 : feinerer 75 2006-11-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
130 :    
131 :     * R/textdoccol.R: Bug fixes in s_filter. Added full query support
132 :     to s_filter.
133 :    
134 :     * R/textdoccol.R: Local text documents' metadata can now be copied
135 :     to a document collection's data frame with prescind_meta.
136 :    
137 : feinerer 73 2006-11-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
138 :    
139 : feinerer 74 * R/: Text documents' slot metadata is now accessible in s_filter.
140 :    
141 : feinerer 73 * R/: Rewrote s_filter function (has still some restrictions).
142 :    
143 : feinerer 72 2006-11-20 Ingo Feinerer <h0125130@wu-wien.ac.at>
144 :    
145 :     * R/: Various fixes in handling metadata.
146 :    
147 :     * R/: Added update mechanism for text document collections.
148 :    
149 : feinerer 71 2006-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
150 :    
151 :     * R/: Merging of document collections now creates a binary tree
152 :     for reconstructing merged document collections.
153 :    
154 :     * R/: Redesign of metadata for document collections.
155 :    
156 : feinerer 70 2006-11-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
157 :    
158 :     * R/: Messages now use \code{ngettext}.
159 :    
160 : feinerer 69 2006-11-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
161 :    
162 :     * R/: Added functions for modifying and removing metadata.
163 :    
164 : feinerer 67 2006-11-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
165 :    
166 :     * man/: Updated some documentation.
167 :    
168 :     * R/: Corrected some connection issues.
169 :    
170 :     * inst/doc: Worked on the vignette.
171 :    
172 : feinerer 65 2006-10-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
173 :    
174 : feinerer 66 * inst/: Added texts and started vignette.
175 :    
176 : feinerer 65 * R/: Final changes based upon David's comments.
177 :    
178 : feinerer 64 2006-10-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
179 :    
180 :     * NAMESPACE: Corrected exports (generic methods need exportMethods
181 :     directives!).
182 :    
183 : feinerer 63 2006-10-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
184 :    
185 :     * R/: Modified the TextDocCol constructur and various parsers. It
186 :     is now modular and supports various file formats via plugins (see
187 :     the new "Source" class).
188 :    
189 : feinerer 62 2006-10-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
190 :    
191 :     * man/: Revised documentation after previous code changes.
192 :    
193 : feinerer 61 2006-10-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
194 :    
195 :     * R/: Remaining changes as discussed with David.
196 :    
197 : feinerer 60 2006-10-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
198 :    
199 :     * R/: Some changes as suggested by David. The rest will follow
200 :     within the next days.
201 :    
202 : feinerer 59 2006-09-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
203 :    
204 :     * man/: Finished documentation.
205 :    
206 : feinerer 58 2006-09-25 Ingo Feinerer <h0125130@wu-wien.ac.at>
207 :    
208 :     * man/: Wrote some documentation.
209 :    
210 : feinerer 56 2006-09-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
211 :    
212 :     * R/: Further syntactic sugar in form of additional assignment and
213 :     accessor methods.
214 :    
215 : feinerer 54 2006-09-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
216 :    
217 :     * R/: Syntactic sugar in form of "length", "show" and "summary"
218 : feinerer 56 operators.
219 : feinerer 54
220 : feinerer 53 2006-08-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
221 :    
222 :     * R/: Diverse updates. Mainly on default operators ("[" or "c")
223 :     and dissimilarities.
224 :    
225 : feinerer 52 2006-08-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
226 :    
227 :     * R/: Added similarity functions.
228 :    
229 :     * data/: Added english stopwords.
230 :    
231 : feinerer 50 2006-08-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
232 :    
233 : feinerer 51 * data/: Examples compiled for new features
234 :    
235 :     * R/: Changes due to new structure.
236 :    
237 : feinerer 50 * NAMESPACE: Corrected namespace to reflect new structure.
238 :    
239 :     * R/termdocmatrix.R: Adapted for new naming scheme.
240 :    
241 : feinerer 49 2006-08-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
242 :    
243 :     * R/textdoccol.R: Adapted code for new class structure. Wrote
244 :     several transform and filter functions operating on text document
245 :     collections (alias text document databases).
246 :    
247 :     * R/aobjects.R: Adapted class structure with inheritance,
248 :     repositories and additional meta data. Loading files on demand is
249 :     now possible.
250 :    
251 : feinerer 48 2006-07-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
252 :    
253 :     * R/: Some cosmetic cleanups.
254 :    
255 :     * inst/: Removed vignette on clustering. That and much more is now
256 :     described in the JSS paper on text mining. Based upon that
257 :     article an elaborated vignette will be incorporated in the future.
258 :    
259 : feinerer 42 2006-07-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
260 :    
261 :     * R/: Updated generic S4 methods to comply with signature changes
262 :     in newer versions of R (> 2.3)
263 :    
264 : feinerer 41 2006-03-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
265 :    
266 :     * ext/R/importRIS.R: Automatic RIS import is now possible.
267 :    
268 : feinerer 40 2006-02-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
269 :    
270 :     * R/textdoccol.R: Added RIS HTML input format.
271 :    
272 : feinerer 39 2006-01-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
273 :    
274 :     * R/textdoccol.R: Removed bug that caused invalid text document
275 :     collections when handling many input files.
276 :    
277 : feinerer 36 2006-01-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
278 :    
279 : feinerer 37 * R/textdoccol.R: Restructured and extended file import
280 :     mechanism.
281 :    
282 : feinerer 36 * inst/doc/clustering.Rnw: Adapted vignette for use with
283 :     ReutNews.rda
284 :    
285 :     * man/ReutNews.Rd: Documentation for ReutNews.rda
286 :    
287 :     * data/ReutNews.rda: A tiny Reuters21578 example data set.
288 :    
289 : feinerer 34 2005-12-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
290 :    
291 :     * inst/doc/clustering.Rnw: Wrote a small vignette to present the
292 :     clustering facilities of this package.
293 :    
294 : feinerer 33 2005-12-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
295 :    
296 :     * R/aobjects.R: Changed package document structure to avoid class
297 :     dependency problems.
298 :    
299 : feinerer 28 2005-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
300 :    
301 : feinerer 29 * Wrote a script for the ModLewis Split for the Reuters-21578 XML
302 :     data set.
303 :    
304 : feinerer 28 * Finished documentation and reordered directory structure. Now "R
305 :     CMD check textmin" works without errors.
306 :    
307 : feinerer 27 2005-12-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
308 :    
309 :     * src/: Various splits can now be easily created for the
310 :     Reuters21578 data set.
311 :    
312 : feinerer 26 2005-12-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
313 :    
314 :     * Updated documentation
315 :    
316 : feinerer 25 2005-11-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
317 :    
318 :     * Wrote R documentation for some classes and methods.
319 :    
320 : feinerer 21 2005-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
321 :    
322 : feinerer 22 * R/textdoccol.R: Constructor of textdoccol allows import of CSV
323 :     files. See the questionnaire data/Umfrage.csv for such an example.
324 : feinerer 23 We are now able to import files in Reuters-21578 XML format.
325 : feinerer 22
326 : feinerer 21 * Changed class interfaces in various files. Weighting of the text
327 :     matrix is now possible.
328 :    
329 : feinerer 20 2005-11-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
330 :    
331 :     * R/textdoccol.R: One can build term-document matrices if
332 :     nessecary (with buildTDM(...)) and fill the field tdm from a text
333 :     document collection with it.
334 :    
335 :     * R/textmatrix.R: Wrote S4 class for term-document matrices.
336 :    
337 : feinerer 19 2005-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
338 :    
339 :     * R/textdoccol.R: We now can read in a whole XML file with several
340 :     news items.
341 :    
342 : feinerer 17 2005-11-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
343 :    
344 :     * R/textdoccol.R: Set up an S4 class for a collection of text
345 :     documents. A first attempt to read in XML input (like the RCV1
346 :     set) was made.
347 :    
348 :     * R/textdocument.R: Set up an S4 class for text documents. Wrote
349 :     some accessor functions.
350 :    
351 :     * data/newsitem.xml: Added this XML file for testing purposes. It
352 :     contains a single news item from the Reuters Corpus Volume 1
353 :     (RCV1) XML set.
354 :    
355 : feinerer 16 2005-10-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
356 :    
357 :     * R/textmatrix.R (textmatrix): Removed the transpose of the original
358 :     textmatrix as k-means clustering provided by R (kmeans) now works on
359 :     this textmatrix. The result is a k-means text clustering with a
360 :     similarity measure based upon word frequences.
361 :    
362 :     2005-10-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
363 :    
364 :     * R/textmatrix.R: Adapted the preprocessing code from the R
365 :     package "lsa" written by Fridolin Wild to build a document text matrix.
366 :    
367 :     2005-10-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
368 :    
369 :     * Set up the R Text Mining Package infrastructure.

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