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Annotation of /trunk/tm/ChangeLog

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Revision 718 - (view) (download)

1 : feinerer 717 2007-03-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
2 :    
3 : feinerer 718 * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
4 :    
5 : feinerer 717 * R/resolve.R (resolveISOcode): Extracts the language from a ISO
6 :     language code.
7 :    
8 :     * R/textdoccol.R (TextDocCol): Refactored several parser arguments
9 :     into parserControl argument.
10 :    
11 :     * R/aobjects.R (TextDocument): Introduced the "Language" slot.
12 :    
13 : feinerer 713 2007-03-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
14 :    
15 : feinerer 715 * Work/tmDataSetup.R: The datasets acq and crude can now be
16 :     created on the fly.
17 :    
18 : feinerer 713 * R/stopwords.R: Introduced a function returning the stopwords for
19 :     a given language (English, German and French at the moment)
20 :    
21 :     * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
22 :     otherwise falls back to Snowball package.
23 :    
24 : feinerer 711 2007-01-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
25 :    
26 :     * man/dissimilarity-methods.Rd: Make clear that any method offered
27 :     by "dists" from package "cba" can be used.
28 :    
29 : feinerer 708 2007-01-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
30 :    
31 : feinerer 710 * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
32 :     to Kurt's latex suggestion. Removed points and underscores in
33 :     variable names for consistent naming.
34 :    
35 : feinerer 708 * DESCRIPTION: Update to version 0.1-2.
36 :    
37 :     * man/TextRepository.Rd: Fixed bug in documentation.
38 :    
39 : feinerer 704 2007-01-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
40 :    
41 :     * DESCRIPTION: Update to version 0.1-1.
42 :    
43 : feinerer 702 2007-01-09 Ingo Feinerer <h0125130@wu-wien.ac.at>
44 :    
45 :     * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
46 :     wordStem.
47 :    
48 : feinerer 698 2007-01-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
49 :    
50 :     * R/: Changes due to Kurt's review.
51 :    
52 : feinerer 694 2006-12-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
53 :    
54 :     * R/: Implemented improvements based upon comments by David
55 :     Meyer.
56 :    
57 : feinerer 691 2006-12-17 Ingo Feinerer <h0125130@wu-wien.ac.at>
58 :    
59 :     * inst/doc/: Rewrote vignette.
60 :    
61 :     * man/: Improved documentation.
62 :    
63 : feinerer 690 2006-12-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
64 :    
65 :     * man/: Updated documentation.
66 :    
67 :     * DESCRIPTION: Changed package name to "tm". Updated version to
68 :     0.1 for first CRAN release.
69 :    
70 :     * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
71 :     list archive example.
72 :    
73 :     * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
74 :     archive example.
75 :    
76 :     * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
77 :     from (several mails per box) mbox format to (single mail per file)
78 :     eml format.
79 :    
80 : feinerer 689 2006-12-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
81 :    
82 :     * data/crude.rda: Rebuilt.
83 :    
84 :     * data/acq.rda: Rebuilt.
85 :    
86 :     * R/reader.R: Factored out reader and parser methods from
87 :     textdoccol.R.
88 :    
89 :     * R/source.R: Factored out Source methods from aobjects.R and
90 :     textdoccol.R.
91 :     (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
92 :     feeds.
93 :    
94 :     * R/textdoccol.R (DirSource): Added support for recursive
95 :     traversal of directories.
96 :    
97 :     2006-12-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
98 :    
99 :     * R/textdoccol.R ([[): Loads the document corpus automatically
100 :     into memory upon access.
101 :     (tm_transform, tm_filter): Removed several checks whether the
102 :     document is already loaded ([[ ensures this now).
103 :     (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
104 :     mailing list archive.
105 :    
106 :     2006-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
107 :    
108 :     * R/aobjects.R (TextDocument): Is now a virtual class.
109 :     (Source): Is now a virtual class.
110 :    
111 :     2006-12-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
112 :    
113 :     * R/textdoccol.R (c): Support for an arbitrary number of document
114 :     collections.
115 :    
116 : feinerer 77 2006-11-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
117 :    
118 :     * R/textrepo.R: Updated TextRepository (constructor), append_elem,
119 :     append_meta and remove_meta.
120 :    
121 :     * R/textdoccol.R: Removed modify_metadata method.
122 :    
123 :     * R/textrepo.R: Removed modify_metadata method.
124 :    
125 :     * R/textdoccol.R (remove_meta): Supports removal of document
126 :     collection metadata and document (= in data frame) metadata.
127 :    
128 : feinerer 76 2006-11-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
129 :    
130 :     * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
131 :    
132 :     * data/crude.rda: Rebuilt.
133 :    
134 :     * data/acq.rda: Rebuilt.
135 :    
136 :     * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
137 :    
138 :     * R/textdoccol.R ([): Bug fix for subsetting a document
139 :     collection's data frame.
140 :    
141 : feinerer 75 2006-11-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
142 :    
143 :     * R/textdoccol.R: Bug fixes in s_filter. Added full query support
144 :     to s_filter.
145 :    
146 :     * R/textdoccol.R: Local text documents' metadata can now be copied
147 :     to a document collection's data frame with prescind_meta.
148 :    
149 : feinerer 73 2006-11-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
150 :    
151 : feinerer 74 * R/: Text documents' slot metadata is now accessible in s_filter.
152 :    
153 : feinerer 73 * R/: Rewrote s_filter function (has still some restrictions).
154 :    
155 : feinerer 72 2006-11-20 Ingo Feinerer <h0125130@wu-wien.ac.at>
156 :    
157 :     * R/: Various fixes in handling metadata.
158 :    
159 :     * R/: Added update mechanism for text document collections.
160 :    
161 : feinerer 71 2006-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
162 :    
163 :     * R/: Merging of document collections now creates a binary tree
164 :     for reconstructing merged document collections.
165 :    
166 :     * R/: Redesign of metadata for document collections.
167 :    
168 : feinerer 70 2006-11-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
169 :    
170 :     * R/: Messages now use \code{ngettext}.
171 :    
172 : feinerer 69 2006-11-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
173 :    
174 :     * R/: Added functions for modifying and removing metadata.
175 :    
176 : feinerer 67 2006-11-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
177 :    
178 :     * man/: Updated some documentation.
179 :    
180 :     * R/: Corrected some connection issues.
181 :    
182 :     * inst/doc: Worked on the vignette.
183 :    
184 : feinerer 65 2006-10-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
185 :    
186 : feinerer 66 * inst/: Added texts and started vignette.
187 :    
188 : feinerer 65 * R/: Final changes based upon David's comments.
189 :    
190 : feinerer 64 2006-10-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
191 :    
192 :     * NAMESPACE: Corrected exports (generic methods need exportMethods
193 :     directives!).
194 :    
195 : feinerer 63 2006-10-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
196 :    
197 :     * R/: Modified the TextDocCol constructur and various parsers. It
198 :     is now modular and supports various file formats via plugins (see
199 :     the new "Source" class).
200 :    
201 : feinerer 62 2006-10-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
202 :    
203 :     * man/: Revised documentation after previous code changes.
204 :    
205 : feinerer 61 2006-10-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
206 :    
207 :     * R/: Remaining changes as discussed with David.
208 :    
209 : feinerer 60 2006-10-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
210 :    
211 :     * R/: Some changes as suggested by David. The rest will follow
212 :     within the next days.
213 :    
214 : feinerer 59 2006-09-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
215 :    
216 :     * man/: Finished documentation.
217 :    
218 : feinerer 58 2006-09-25 Ingo Feinerer <h0125130@wu-wien.ac.at>
219 :    
220 :     * man/: Wrote some documentation.
221 :    
222 : feinerer 56 2006-09-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
223 :    
224 :     * R/: Further syntactic sugar in form of additional assignment and
225 :     accessor methods.
226 :    
227 : feinerer 54 2006-09-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
228 :    
229 :     * R/: Syntactic sugar in form of "length", "show" and "summary"
230 : feinerer 56 operators.
231 : feinerer 54
232 : feinerer 53 2006-08-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
233 :    
234 :     * R/: Diverse updates. Mainly on default operators ("[" or "c")
235 :     and dissimilarities.
236 :    
237 : feinerer 52 2006-08-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
238 :    
239 :     * R/: Added similarity functions.
240 :    
241 :     * data/: Added english stopwords.
242 :    
243 : feinerer 50 2006-08-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
244 :    
245 : feinerer 51 * data/: Examples compiled for new features
246 :    
247 :     * R/: Changes due to new structure.
248 :    
249 : feinerer 50 * NAMESPACE: Corrected namespace to reflect new structure.
250 :    
251 :     * R/termdocmatrix.R: Adapted for new naming scheme.
252 :    
253 : feinerer 49 2006-08-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
254 :    
255 :     * R/textdoccol.R: Adapted code for new class structure. Wrote
256 :     several transform and filter functions operating on text document
257 :     collections (alias text document databases).
258 :    
259 :     * R/aobjects.R: Adapted class structure with inheritance,
260 :     repositories and additional meta data. Loading files on demand is
261 :     now possible.
262 :    
263 : feinerer 48 2006-07-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
264 :    
265 :     * R/: Some cosmetic cleanups.
266 :    
267 :     * inst/: Removed vignette on clustering. That and much more is now
268 :     described in the JSS paper on text mining. Based upon that
269 :     article an elaborated vignette will be incorporated in the future.
270 :    
271 : feinerer 42 2006-07-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
272 :    
273 :     * R/: Updated generic S4 methods to comply with signature changes
274 :     in newer versions of R (> 2.3)
275 :    
276 : feinerer 41 2006-03-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
277 :    
278 :     * ext/R/importRIS.R: Automatic RIS import is now possible.
279 :    
280 : feinerer 40 2006-02-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
281 :    
282 :     * R/textdoccol.R: Added RIS HTML input format.
283 :    
284 : feinerer 39 2006-01-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
285 :    
286 :     * R/textdoccol.R: Removed bug that caused invalid text document
287 :     collections when handling many input files.
288 :    
289 : feinerer 36 2006-01-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
290 :    
291 : feinerer 37 * R/textdoccol.R: Restructured and extended file import
292 :     mechanism.
293 :    
294 : feinerer 36 * inst/doc/clustering.Rnw: Adapted vignette for use with
295 :     ReutNews.rda
296 :    
297 :     * man/ReutNews.Rd: Documentation for ReutNews.rda
298 :    
299 :     * data/ReutNews.rda: A tiny Reuters21578 example data set.
300 :    
301 : feinerer 34 2005-12-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
302 :    
303 :     * inst/doc/clustering.Rnw: Wrote a small vignette to present the
304 :     clustering facilities of this package.
305 :    
306 : feinerer 33 2005-12-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
307 :    
308 :     * R/aobjects.R: Changed package document structure to avoid class
309 :     dependency problems.
310 :    
311 : feinerer 28 2005-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
312 :    
313 : feinerer 29 * Wrote a script for the ModLewis Split for the Reuters-21578 XML
314 :     data set.
315 :    
316 : feinerer 28 * Finished documentation and reordered directory structure. Now "R
317 :     CMD check textmin" works without errors.
318 :    
319 : feinerer 27 2005-12-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
320 :    
321 :     * src/: Various splits can now be easily created for the
322 :     Reuters21578 data set.
323 :    
324 : feinerer 26 2005-12-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
325 :    
326 :     * Updated documentation
327 :    
328 : feinerer 25 2005-11-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
329 :    
330 :     * Wrote R documentation for some classes and methods.
331 :    
332 : feinerer 21 2005-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
333 :    
334 : feinerer 22 * R/textdoccol.R: Constructor of textdoccol allows import of CSV
335 :     files. See the questionnaire data/Umfrage.csv for such an example.
336 : feinerer 23 We are now able to import files in Reuters-21578 XML format.
337 : feinerer 22
338 : feinerer 21 * Changed class interfaces in various files. Weighting of the text
339 :     matrix is now possible.
340 :    
341 : feinerer 20 2005-11-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
342 :    
343 :     * R/textdoccol.R: One can build term-document matrices if
344 :     nessecary (with buildTDM(...)) and fill the field tdm from a text
345 :     document collection with it.
346 :    
347 :     * R/textmatrix.R: Wrote S4 class for term-document matrices.
348 :    
349 : feinerer 19 2005-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
350 :    
351 :     * R/textdoccol.R: We now can read in a whole XML file with several
352 :     news items.
353 :    
354 : feinerer 17 2005-11-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
355 :    
356 :     * R/textdoccol.R: Set up an S4 class for a collection of text
357 :     documents. A first attempt to read in XML input (like the RCV1
358 :     set) was made.
359 :    
360 :     * R/textdocument.R: Set up an S4 class for text documents. Wrote
361 :     some accessor functions.
362 :    
363 :     * data/newsitem.xml: Added this XML file for testing purposes. It
364 :     contains a single news item from the Reuters Corpus Volume 1
365 :     (RCV1) XML set.
366 :    
367 : feinerer 16 2005-10-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
368 :    
369 :     * R/textmatrix.R (textmatrix): Removed the transpose of the original
370 :     textmatrix as k-means clustering provided by R (kmeans) now works on
371 :     this textmatrix. The result is a k-means text clustering with a
372 :     similarity measure based upon word frequences.
373 :    
374 :     2005-10-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
375 :    
376 :     * R/textmatrix.R: Adapted the preprocessing code from the R
377 :     package "lsa" written by Fridolin Wild to build a document text matrix.
378 :    
379 :     2005-10-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
380 :    
381 :     * Set up the R Text Mining Package infrastructure.

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