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Annotation of /trunk/tm/ChangeLog

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1 : feinerer 717 2007-03-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
2 :    
3 :     * R/resolve.R (resolveISOcode): Extracts the language from a ISO
4 :     language code.
5 :    
6 :     * R/textdoccol.R (TextDocCol): Refactored several parser arguments
7 :     into parserControl argument.
8 :    
9 :     * R/aobjects.R (TextDocument): Introduced the "Language" slot.
10 :    
11 : feinerer 713 2007-03-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
12 :    
13 : feinerer 715 * Work/tmDataSetup.R: The datasets acq and crude can now be
14 :     created on the fly.
15 :    
16 : feinerer 713 * R/stopwords.R: Introduced a function returning the stopwords for
17 :     a given language (English, German and French at the moment)
18 :    
19 :     * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
20 :     otherwise falls back to Snowball package.
21 :    
22 : feinerer 711 2007-01-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
23 :    
24 :     * man/dissimilarity-methods.Rd: Make clear that any method offered
25 :     by "dists" from package "cba" can be used.
26 :    
27 : feinerer 708 2007-01-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
28 :    
29 : feinerer 710 * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
30 :     to Kurt's latex suggestion. Removed points and underscores in
31 :     variable names for consistent naming.
32 :    
33 : feinerer 708 * DESCRIPTION: Update to version 0.1-2.
34 :    
35 :     * man/TextRepository.Rd: Fixed bug in documentation.
36 :    
37 : feinerer 704 2007-01-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
38 :    
39 :     * DESCRIPTION: Update to version 0.1-1.
40 :    
41 : feinerer 702 2007-01-09 Ingo Feinerer <h0125130@wu-wien.ac.at>
42 :    
43 :     * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
44 :     wordStem.
45 :    
46 : feinerer 698 2007-01-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
47 :    
48 :     * R/: Changes due to Kurt's review.
49 :    
50 : feinerer 694 2006-12-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
51 :    
52 :     * R/: Implemented improvements based upon comments by David
53 :     Meyer.
54 :    
55 : feinerer 691 2006-12-17 Ingo Feinerer <h0125130@wu-wien.ac.at>
56 :    
57 :     * inst/doc/: Rewrote vignette.
58 :    
59 :     * man/: Improved documentation.
60 :    
61 : feinerer 690 2006-12-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
62 :    
63 :     * man/: Updated documentation.
64 :    
65 :     * DESCRIPTION: Changed package name to "tm". Updated version to
66 :     0.1 for first CRAN release.
67 :    
68 :     * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
69 :     list archive example.
70 :    
71 :     * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
72 :     archive example.
73 :    
74 :     * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
75 :     from (several mails per box) mbox format to (single mail per file)
76 :     eml format.
77 :    
78 : feinerer 689 2006-12-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
79 :    
80 :     * data/crude.rda: Rebuilt.
81 :    
82 :     * data/acq.rda: Rebuilt.
83 :    
84 :     * R/reader.R: Factored out reader and parser methods from
85 :     textdoccol.R.
86 :    
87 :     * R/source.R: Factored out Source methods from aobjects.R and
88 :     textdoccol.R.
89 :     (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
90 :     feeds.
91 :    
92 :     * R/textdoccol.R (DirSource): Added support for recursive
93 :     traversal of directories.
94 :    
95 :     2006-12-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
96 :    
97 :     * R/textdoccol.R ([[): Loads the document corpus automatically
98 :     into memory upon access.
99 :     (tm_transform, tm_filter): Removed several checks whether the
100 :     document is already loaded ([[ ensures this now).
101 :     (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
102 :     mailing list archive.
103 :    
104 :     2006-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
105 :    
106 :     * R/aobjects.R (TextDocument): Is now a virtual class.
107 :     (Source): Is now a virtual class.
108 :    
109 :     2006-12-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
110 :    
111 :     * R/textdoccol.R (c): Support for an arbitrary number of document
112 :     collections.
113 :    
114 : feinerer 77 2006-11-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
115 :    
116 :     * R/textrepo.R: Updated TextRepository (constructor), append_elem,
117 :     append_meta and remove_meta.
118 :    
119 :     * R/textdoccol.R: Removed modify_metadata method.
120 :    
121 :     * R/textrepo.R: Removed modify_metadata method.
122 :    
123 :     * R/textdoccol.R (remove_meta): Supports removal of document
124 :     collection metadata and document (= in data frame) metadata.
125 :    
126 : feinerer 76 2006-11-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
127 :    
128 :     * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
129 :    
130 :     * data/crude.rda: Rebuilt.
131 :    
132 :     * data/acq.rda: Rebuilt.
133 :    
134 :     * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
135 :    
136 :     * R/textdoccol.R ([): Bug fix for subsetting a document
137 :     collection's data frame.
138 :    
139 : feinerer 75 2006-11-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
140 :    
141 :     * R/textdoccol.R: Bug fixes in s_filter. Added full query support
142 :     to s_filter.
143 :    
144 :     * R/textdoccol.R: Local text documents' metadata can now be copied
145 :     to a document collection's data frame with prescind_meta.
146 :    
147 : feinerer 73 2006-11-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
148 :    
149 : feinerer 74 * R/: Text documents' slot metadata is now accessible in s_filter.
150 :    
151 : feinerer 73 * R/: Rewrote s_filter function (has still some restrictions).
152 :    
153 : feinerer 72 2006-11-20 Ingo Feinerer <h0125130@wu-wien.ac.at>
154 :    
155 :     * R/: Various fixes in handling metadata.
156 :    
157 :     * R/: Added update mechanism for text document collections.
158 :    
159 : feinerer 71 2006-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
160 :    
161 :     * R/: Merging of document collections now creates a binary tree
162 :     for reconstructing merged document collections.
163 :    
164 :     * R/: Redesign of metadata for document collections.
165 :    
166 : feinerer 70 2006-11-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
167 :    
168 :     * R/: Messages now use \code{ngettext}.
169 :    
170 : feinerer 69 2006-11-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
171 :    
172 :     * R/: Added functions for modifying and removing metadata.
173 :    
174 : feinerer 67 2006-11-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
175 :    
176 :     * man/: Updated some documentation.
177 :    
178 :     * R/: Corrected some connection issues.
179 :    
180 :     * inst/doc: Worked on the vignette.
181 :    
182 : feinerer 65 2006-10-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
183 :    
184 : feinerer 66 * inst/: Added texts and started vignette.
185 :    
186 : feinerer 65 * R/: Final changes based upon David's comments.
187 :    
188 : feinerer 64 2006-10-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
189 :    
190 :     * NAMESPACE: Corrected exports (generic methods need exportMethods
191 :     directives!).
192 :    
193 : feinerer 63 2006-10-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
194 :    
195 :     * R/: Modified the TextDocCol constructur and various parsers. It
196 :     is now modular and supports various file formats via plugins (see
197 :     the new "Source" class).
198 :    
199 : feinerer 62 2006-10-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
200 :    
201 :     * man/: Revised documentation after previous code changes.
202 :    
203 : feinerer 61 2006-10-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
204 :    
205 :     * R/: Remaining changes as discussed with David.
206 :    
207 : feinerer 60 2006-10-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
208 :    
209 :     * R/: Some changes as suggested by David. The rest will follow
210 :     within the next days.
211 :    
212 : feinerer 59 2006-09-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
213 :    
214 :     * man/: Finished documentation.
215 :    
216 : feinerer 58 2006-09-25 Ingo Feinerer <h0125130@wu-wien.ac.at>
217 :    
218 :     * man/: Wrote some documentation.
219 :    
220 : feinerer 56 2006-09-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
221 :    
222 :     * R/: Further syntactic sugar in form of additional assignment and
223 :     accessor methods.
224 :    
225 : feinerer 54 2006-09-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
226 :    
227 :     * R/: Syntactic sugar in form of "length", "show" and "summary"
228 : feinerer 56 operators.
229 : feinerer 54
230 : feinerer 53 2006-08-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
231 :    
232 :     * R/: Diverse updates. Mainly on default operators ("[" or "c")
233 :     and dissimilarities.
234 :    
235 : feinerer 52 2006-08-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
236 :    
237 :     * R/: Added similarity functions.
238 :    
239 :     * data/: Added english stopwords.
240 :    
241 : feinerer 50 2006-08-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
242 :    
243 : feinerer 51 * data/: Examples compiled for new features
244 :    
245 :     * R/: Changes due to new structure.
246 :    
247 : feinerer 50 * NAMESPACE: Corrected namespace to reflect new structure.
248 :    
249 :     * R/termdocmatrix.R: Adapted for new naming scheme.
250 :    
251 : feinerer 49 2006-08-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
252 :    
253 :     * R/textdoccol.R: Adapted code for new class structure. Wrote
254 :     several transform and filter functions operating on text document
255 :     collections (alias text document databases).
256 :    
257 :     * R/aobjects.R: Adapted class structure with inheritance,
258 :     repositories and additional meta data. Loading files on demand is
259 :     now possible.
260 :    
261 : feinerer 48 2006-07-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
262 :    
263 :     * R/: Some cosmetic cleanups.
264 :    
265 :     * inst/: Removed vignette on clustering. That and much more is now
266 :     described in the JSS paper on text mining. Based upon that
267 :     article an elaborated vignette will be incorporated in the future.
268 :    
269 : feinerer 42 2006-07-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
270 :    
271 :     * R/: Updated generic S4 methods to comply with signature changes
272 :     in newer versions of R (> 2.3)
273 :    
274 : feinerer 41 2006-03-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
275 :    
276 :     * ext/R/importRIS.R: Automatic RIS import is now possible.
277 :    
278 : feinerer 40 2006-02-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
279 :    
280 :     * R/textdoccol.R: Added RIS HTML input format.
281 :    
282 : feinerer 39 2006-01-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
283 :    
284 :     * R/textdoccol.R: Removed bug that caused invalid text document
285 :     collections when handling many input files.
286 :    
287 : feinerer 36 2006-01-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
288 :    
289 : feinerer 37 * R/textdoccol.R: Restructured and extended file import
290 :     mechanism.
291 :    
292 : feinerer 36 * inst/doc/clustering.Rnw: Adapted vignette for use with
293 :     ReutNews.rda
294 :    
295 :     * man/ReutNews.Rd: Documentation for ReutNews.rda
296 :    
297 :     * data/ReutNews.rda: A tiny Reuters21578 example data set.
298 :    
299 : feinerer 34 2005-12-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
300 :    
301 :     * inst/doc/clustering.Rnw: Wrote a small vignette to present the
302 :     clustering facilities of this package.
303 :    
304 : feinerer 33 2005-12-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
305 :    
306 :     * R/aobjects.R: Changed package document structure to avoid class
307 :     dependency problems.
308 :    
309 : feinerer 28 2005-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
310 :    
311 : feinerer 29 * Wrote a script for the ModLewis Split for the Reuters-21578 XML
312 :     data set.
313 :    
314 : feinerer 28 * Finished documentation and reordered directory structure. Now "R
315 :     CMD check textmin" works without errors.
316 :    
317 : feinerer 27 2005-12-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
318 :    
319 :     * src/: Various splits can now be easily created for the
320 :     Reuters21578 data set.
321 :    
322 : feinerer 26 2005-12-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
323 :    
324 :     * Updated documentation
325 :    
326 : feinerer 25 2005-11-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
327 :    
328 :     * Wrote R documentation for some classes and methods.
329 :    
330 : feinerer 21 2005-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
331 :    
332 : feinerer 22 * R/textdoccol.R: Constructor of textdoccol allows import of CSV
333 :     files. See the questionnaire data/Umfrage.csv for such an example.
334 : feinerer 23 We are now able to import files in Reuters-21578 XML format.
335 : feinerer 22
336 : feinerer 21 * Changed class interfaces in various files. Weighting of the text
337 :     matrix is now possible.
338 :    
339 : feinerer 20 2005-11-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
340 :    
341 :     * R/textdoccol.R: One can build term-document matrices if
342 :     nessecary (with buildTDM(...)) and fill the field tdm from a text
343 :     document collection with it.
344 :    
345 :     * R/textmatrix.R: Wrote S4 class for term-document matrices.
346 :    
347 : feinerer 19 2005-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
348 :    
349 :     * R/textdoccol.R: We now can read in a whole XML file with several
350 :     news items.
351 :    
352 : feinerer 17 2005-11-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
353 :    
354 :     * R/textdoccol.R: Set up an S4 class for a collection of text
355 :     documents. A first attempt to read in XML input (like the RCV1
356 :     set) was made.
357 :    
358 :     * R/textdocument.R: Set up an S4 class for text documents. Wrote
359 :     some accessor functions.
360 :    
361 :     * data/newsitem.xml: Added this XML file for testing purposes. It
362 :     contains a single news item from the Reuters Corpus Volume 1
363 :     (RCV1) XML set.
364 :    
365 : feinerer 16 2005-10-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
366 :    
367 :     * R/textmatrix.R (textmatrix): Removed the transpose of the original
368 :     textmatrix as k-means clustering provided by R (kmeans) now works on
369 :     this textmatrix. The result is a k-means text clustering with a
370 :     similarity measure based upon word frequences.
371 :    
372 :     2005-10-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
373 :    
374 :     * R/textmatrix.R: Adapted the preprocessing code from the R
375 :     package "lsa" written by Fridolin Wild to build a document text matrix.
376 :    
377 :     2005-10-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
378 :    
379 :     * Set up the R Text Mining Package infrastructure.

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