SCM

SCM Repository

[tm] Annotation of /trunk/tm/ChangeLog
ViewVC logotype

Annotation of /trunk/tm/ChangeLog

Parent Directory Parent Directory | Revision Log Revision Log


Revision 754 - (view) (download)

1 : feinerer 754 2007-05-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
2 :    
3 :     * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
4 :    
5 : feinerer 752 2007-05-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
6 :    
7 :     * R/termdocmatrix.R (textvector): Small fix for dealing with empty
8 :     vectors. Thanks to Ariel Maguyon for his error report.
9 :     (removeSparseTerms): New function to remove columns from a
10 :     term-document matrix exceeding a sparse factor.
11 :    
12 : feinerer 751 2007-05-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
13 :    
14 :     * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
15 :    
16 : feinerer 750 2007-05-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
17 :    
18 :     * man/sFilter.Rd: Corrected documentation on statement format (use
19 :     '==' instead of '=').
20 :    
21 : feinerer 749 2007-05-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
22 :    
23 :     * R/aobjects.R (StructuredTextDocument): Inherits from
24 :     TextDocument.
25 :    
26 : feinerer 748 2007-05-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
27 :    
28 :     * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
29 :     on sparse matrices as proposed by Martin Maechler.
30 :    
31 : feinerer 747 2007-04-27 Ingo Feinerer <h0125130@wu-wien.ac.at>
32 :    
33 :     * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
34 :     \pkg{filehash} version makes them deprecated.
35 :    
36 : feinerer 744 2007-04-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
37 :    
38 :     * R/termdocmatrix.R (textvector): Stemming is now performed before
39 :     erasing stopwords.
40 :     (weightMatrix): Adapted to handle sparse matrices.
41 :     (TermDocMatrix): Sparse matrix is now efficiently built by
42 :     direct stepwise insertion of row values into it.
43 :    
44 : feinerer 741 2007-04-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
45 :    
46 :     * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
47 :     due to ongoing problems. For our purposes the latter is as useful
48 :     as the replaced package.
49 :    
50 : feinerer 738 2007-04-20 Ingo Feinerer <h0125130@wu-wien.ac.at>
51 :    
52 :     * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
53 :    
54 :     * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
55 :    
56 : feinerer 737 2007-04-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
57 :    
58 :     * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
59 :     languages with available stopwords.
60 :    
61 : feinerer 736 2007-04-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
62 :    
63 :     * inst/doc/tm.Rnw: Minor corrections in the vignette.
64 :    
65 : feinerer 731 2007-04-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
66 :    
67 : feinerer 732 * DESCRIPTION: Update to version 0.2, since a lot of new features
68 :     have been integrated.
69 : feinerer 731
70 : feinerer 732 * inst/stopwords: Updated existing stopwords and added stopwords
71 :     for various other languages.
72 :    
73 : feinerer 729 2007-04-10 Ingo Feinerer <h0125130@wu-wien.ac.at>
74 :    
75 : feinerer 730 * man/: Updated documentation.
76 :    
77 : feinerer 729 * Work/testDb.R: Script to test database stuff.
78 :    
79 :     * R/: Fixed various database related bugs. Seems to be rather
80 :     useable now, i.e., consider as alpha status for now.
81 :    
82 : feinerer 727 2007-04-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
83 :    
84 :     * R/: Fixed some bugs related to database support.
85 :    
86 : feinerer 726 2007-04-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
87 :    
88 :     * man/: Added a lot of examples to the manuals.
89 :    
90 : feinerer 725 2007-04-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
91 :    
92 :     * man/: Updated parts of the documentation.
93 :    
94 :     * R/textdoccol.R (asPlain): Added conversion from newsgroup
95 :     documents to plain text documents.
96 :    
97 : feinerer 722 2007-04-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
98 :    
99 : feinerer 724 * R/textdoccol.R: Finished experimental database support. Not yet
100 :     intensively tested.
101 :    
102 : feinerer 723 * R/source.R: Now each source has a default reader.
103 :    
104 : feinerer 722 * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
105 :     class anymore.
106 :    
107 :     * R/plaintextdoc.R: Custom show method for plain text documents.
108 :    
109 :     * R/aobjects.R: Added a class for structured text documents.
110 :    
111 :     * R/reader.R: Replaced remaining \code{parser} occurrences with
112 :     \code{reader}.
113 :    
114 :     * R/textdoccol.R (summary): Indent tags.
115 :    
116 : feinerer 725 * R/textdoccol.R (removePunctuation): Transform method to remove
117 : feinerer 722 punctuation marks.
118 :    
119 : feinerer 721 2007-03-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
120 :    
121 :     * R/textdoccol.R (sFilter): Simplified sFilter significantly by
122 :     using prescindMeta().
123 :    
124 : feinerer 719 2007-03-18 Ingo Feinerer <h0125130@wu-wien.ac.at>
125 :    
126 :     * R/textdoccol.R: Improved database support.
127 :    
128 : feinerer 717 2007-03-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
129 :    
130 : feinerer 718 * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
131 :    
132 : feinerer 717 * R/resolve.R (resolveISOcode): Extracts the language from a ISO
133 :     language code.
134 :    
135 :     * R/textdoccol.R (TextDocCol): Refactored several parser arguments
136 :     into parserControl argument.
137 :    
138 :     * R/aobjects.R (TextDocument): Introduced the "Language" slot.
139 :    
140 : feinerer 713 2007-03-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
141 :    
142 : feinerer 715 * Work/tmDataSetup.R: The datasets acq and crude can now be
143 :     created on the fly.
144 :    
145 : feinerer 713 * R/stopwords.R: Introduced a function returning the stopwords for
146 :     a given language (English, German and French at the moment)
147 :    
148 :     * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
149 :     otherwise falls back to Snowball package.
150 :    
151 : feinerer 711 2007-01-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
152 :    
153 :     * man/dissimilarity-methods.Rd: Make clear that any method offered
154 :     by "dists" from package "cba" can be used.
155 :    
156 : feinerer 708 2007-01-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
157 :    
158 : feinerer 710 * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
159 :     to Kurt's latex suggestion. Removed points and underscores in
160 :     variable names for consistent naming.
161 :    
162 : feinerer 708 * DESCRIPTION: Update to version 0.1-2.
163 :    
164 :     * man/TextRepository.Rd: Fixed bug in documentation.
165 :    
166 : feinerer 704 2007-01-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
167 :    
168 :     * DESCRIPTION: Update to version 0.1-1.
169 :    
170 : feinerer 702 2007-01-09 Ingo Feinerer <h0125130@wu-wien.ac.at>
171 :    
172 :     * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
173 :     wordStem.
174 :    
175 : feinerer 698 2007-01-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
176 :    
177 :     * R/: Changes due to Kurt's review.
178 :    
179 : feinerer 694 2006-12-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
180 :    
181 :     * R/: Implemented improvements based upon comments by David
182 :     Meyer.
183 :    
184 : feinerer 691 2006-12-17 Ingo Feinerer <h0125130@wu-wien.ac.at>
185 :    
186 :     * inst/doc/: Rewrote vignette.
187 :    
188 :     * man/: Improved documentation.
189 :    
190 : feinerer 690 2006-12-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
191 :    
192 :     * man/: Updated documentation.
193 :    
194 :     * DESCRIPTION: Changed package name to "tm". Updated version to
195 :     0.1 for first CRAN release.
196 :    
197 :     * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
198 :     list archive example.
199 :    
200 :     * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
201 :     archive example.
202 :    
203 :     * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
204 :     from (several mails per box) mbox format to (single mail per file)
205 :     eml format.
206 :    
207 : feinerer 689 2006-12-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
208 :    
209 :     * data/crude.rda: Rebuilt.
210 :    
211 :     * data/acq.rda: Rebuilt.
212 :    
213 :     * R/reader.R: Factored out reader and parser methods from
214 :     textdoccol.R.
215 :    
216 :     * R/source.R: Factored out Source methods from aobjects.R and
217 :     textdoccol.R.
218 :     (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
219 :     feeds.
220 :    
221 :     * R/textdoccol.R (DirSource): Added support for recursive
222 :     traversal of directories.
223 :    
224 :     2006-12-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
225 :    
226 :     * R/textdoccol.R ([[): Loads the document corpus automatically
227 :     into memory upon access.
228 :     (tm_transform, tm_filter): Removed several checks whether the
229 :     document is already loaded ([[ ensures this now).
230 :     (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
231 :     mailing list archive.
232 :    
233 :     2006-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
234 :    
235 :     * R/aobjects.R (TextDocument): Is now a virtual class.
236 :     (Source): Is now a virtual class.
237 :    
238 :     2006-12-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
239 :    
240 :     * R/textdoccol.R (c): Support for an arbitrary number of document
241 :     collections.
242 :    
243 : feinerer 77 2006-11-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
244 :    
245 :     * R/textrepo.R: Updated TextRepository (constructor), append_elem,
246 :     append_meta and remove_meta.
247 :    
248 :     * R/textdoccol.R: Removed modify_metadata method.
249 :    
250 :     * R/textrepo.R: Removed modify_metadata method.
251 :    
252 :     * R/textdoccol.R (remove_meta): Supports removal of document
253 :     collection metadata and document (= in data frame) metadata.
254 :    
255 : feinerer 76 2006-11-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
256 :    
257 :     * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
258 :    
259 :     * data/crude.rda: Rebuilt.
260 :    
261 :     * data/acq.rda: Rebuilt.
262 :    
263 :     * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
264 :    
265 :     * R/textdoccol.R ([): Bug fix for subsetting a document
266 :     collection's data frame.
267 :    
268 : feinerer 75 2006-11-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
269 :    
270 :     * R/textdoccol.R: Bug fixes in s_filter. Added full query support
271 :     to s_filter.
272 :    
273 :     * R/textdoccol.R: Local text documents' metadata can now be copied
274 :     to a document collection's data frame with prescind_meta.
275 :    
276 : feinerer 73 2006-11-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
277 :    
278 : feinerer 74 * R/: Text documents' slot metadata is now accessible in s_filter.
279 :    
280 : feinerer 73 * R/: Rewrote s_filter function (has still some restrictions).
281 :    
282 : feinerer 72 2006-11-20 Ingo Feinerer <h0125130@wu-wien.ac.at>
283 :    
284 :     * R/: Various fixes in handling metadata.
285 :    
286 :     * R/: Added update mechanism for text document collections.
287 :    
288 : feinerer 71 2006-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
289 :    
290 :     * R/: Merging of document collections now creates a binary tree
291 :     for reconstructing merged document collections.
292 :    
293 :     * R/: Redesign of metadata for document collections.
294 :    
295 : feinerer 70 2006-11-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
296 :    
297 :     * R/: Messages now use \code{ngettext}.
298 :    
299 : feinerer 69 2006-11-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
300 :    
301 :     * R/: Added functions for modifying and removing metadata.
302 :    
303 : feinerer 67 2006-11-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
304 :    
305 :     * man/: Updated some documentation.
306 :    
307 :     * R/: Corrected some connection issues.
308 :    
309 :     * inst/doc: Worked on the vignette.
310 :    
311 : feinerer 65 2006-10-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
312 :    
313 : feinerer 66 * inst/: Added texts and started vignette.
314 :    
315 : feinerer 65 * R/: Final changes based upon David's comments.
316 :    
317 : feinerer 64 2006-10-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
318 :    
319 :     * NAMESPACE: Corrected exports (generic methods need exportMethods
320 :     directives!).
321 :    
322 : feinerer 63 2006-10-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
323 :    
324 :     * R/: Modified the TextDocCol constructur and various parsers. It
325 :     is now modular and supports various file formats via plugins (see
326 :     the new "Source" class).
327 :    
328 : feinerer 62 2006-10-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
329 :    
330 :     * man/: Revised documentation after previous code changes.
331 :    
332 : feinerer 61 2006-10-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
333 :    
334 :     * R/: Remaining changes as discussed with David.
335 :    
336 : feinerer 60 2006-10-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
337 :    
338 :     * R/: Some changes as suggested by David. The rest will follow
339 :     within the next days.
340 :    
341 : feinerer 59 2006-09-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
342 :    
343 :     * man/: Finished documentation.
344 :    
345 : feinerer 58 2006-09-25 Ingo Feinerer <h0125130@wu-wien.ac.at>
346 :    
347 :     * man/: Wrote some documentation.
348 :    
349 : feinerer 56 2006-09-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
350 :    
351 :     * R/: Further syntactic sugar in form of additional assignment and
352 :     accessor methods.
353 :    
354 : feinerer 54 2006-09-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
355 :    
356 :     * R/: Syntactic sugar in form of "length", "show" and "summary"
357 : feinerer 56 operators.
358 : feinerer 54
359 : feinerer 53 2006-08-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
360 :    
361 :     * R/: Diverse updates. Mainly on default operators ("[" or "c")
362 :     and dissimilarities.
363 :    
364 : feinerer 52 2006-08-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
365 :    
366 :     * R/: Added similarity functions.
367 :    
368 :     * data/: Added english stopwords.
369 :    
370 : feinerer 50 2006-08-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
371 :    
372 : feinerer 51 * data/: Examples compiled for new features
373 :    
374 :     * R/: Changes due to new structure.
375 :    
376 : feinerer 50 * NAMESPACE: Corrected namespace to reflect new structure.
377 :    
378 :     * R/termdocmatrix.R: Adapted for new naming scheme.
379 :    
380 : feinerer 49 2006-08-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
381 :    
382 :     * R/textdoccol.R: Adapted code for new class structure. Wrote
383 :     several transform and filter functions operating on text document
384 :     collections (alias text document databases).
385 :    
386 :     * R/aobjects.R: Adapted class structure with inheritance,
387 :     repositories and additional meta data. Loading files on demand is
388 :     now possible.
389 :    
390 : feinerer 48 2006-07-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
391 :    
392 :     * R/: Some cosmetic cleanups.
393 :    
394 :     * inst/: Removed vignette on clustering. That and much more is now
395 :     described in the JSS paper on text mining. Based upon that
396 :     article an elaborated vignette will be incorporated in the future.
397 :    
398 : feinerer 42 2006-07-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
399 :    
400 :     * R/: Updated generic S4 methods to comply with signature changes
401 :     in newer versions of R (> 2.3)
402 :    
403 : feinerer 41 2006-03-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
404 :    
405 :     * ext/R/importRIS.R: Automatic RIS import is now possible.
406 :    
407 : feinerer 40 2006-02-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
408 :    
409 :     * R/textdoccol.R: Added RIS HTML input format.
410 :    
411 : feinerer 39 2006-01-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
412 :    
413 :     * R/textdoccol.R: Removed bug that caused invalid text document
414 :     collections when handling many input files.
415 :    
416 : feinerer 36 2006-01-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
417 :    
418 : feinerer 37 * R/textdoccol.R: Restructured and extended file import
419 :     mechanism.
420 :    
421 : feinerer 36 * inst/doc/clustering.Rnw: Adapted vignette for use with
422 :     ReutNews.rda
423 :    
424 :     * man/ReutNews.Rd: Documentation for ReutNews.rda
425 :    
426 :     * data/ReutNews.rda: A tiny Reuters21578 example data set.
427 :    
428 : feinerer 34 2005-12-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
429 :    
430 :     * inst/doc/clustering.Rnw: Wrote a small vignette to present the
431 :     clustering facilities of this package.
432 :    
433 : feinerer 33 2005-12-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
434 :    
435 :     * R/aobjects.R: Changed package document structure to avoid class
436 :     dependency problems.
437 :    
438 : feinerer 28 2005-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
439 :    
440 : feinerer 29 * Wrote a script for the ModLewis Split for the Reuters-21578 XML
441 :     data set.
442 :    
443 : feinerer 28 * Finished documentation and reordered directory structure. Now "R
444 :     CMD check textmin" works without errors.
445 :    
446 : feinerer 27 2005-12-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
447 :    
448 :     * src/: Various splits can now be easily created for the
449 :     Reuters21578 data set.
450 :    
451 : feinerer 26 2005-12-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
452 :    
453 :     * Updated documentation
454 :    
455 : feinerer 25 2005-11-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
456 :    
457 :     * Wrote R documentation for some classes and methods.
458 :    
459 : feinerer 21 2005-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
460 :    
461 : feinerer 22 * R/textdoccol.R: Constructor of textdoccol allows import of CSV
462 :     files. See the questionnaire data/Umfrage.csv for such an example.
463 : feinerer 23 We are now able to import files in Reuters-21578 XML format.
464 : feinerer 22
465 : feinerer 21 * Changed class interfaces in various files. Weighting of the text
466 :     matrix is now possible.
467 :    
468 : feinerer 20 2005-11-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
469 :    
470 :     * R/textdoccol.R: One can build term-document matrices if
471 :     nessecary (with buildTDM(...)) and fill the field tdm from a text
472 :     document collection with it.
473 :    
474 :     * R/textmatrix.R: Wrote S4 class for term-document matrices.
475 :    
476 : feinerer 19 2005-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
477 :    
478 :     * R/textdoccol.R: We now can read in a whole XML file with several
479 :     news items.
480 :    
481 : feinerer 17 2005-11-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
482 :    
483 :     * R/textdoccol.R: Set up an S4 class for a collection of text
484 :     documents. A first attempt to read in XML input (like the RCV1
485 :     set) was made.
486 :    
487 :     * R/textdocument.R: Set up an S4 class for text documents. Wrote
488 :     some accessor functions.
489 :    
490 :     * data/newsitem.xml: Added this XML file for testing purposes. It
491 :     contains a single news item from the Reuters Corpus Volume 1
492 :     (RCV1) XML set.
493 :    
494 : feinerer 16 2005-10-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
495 :    
496 :     * R/textmatrix.R (textmatrix): Removed the transpose of the original
497 :     textmatrix as k-means clustering provided by R (kmeans) now works on
498 :     this textmatrix. The result is a k-means text clustering with a
499 :     similarity measure based upon word frequences.
500 :    
501 :     2005-10-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
502 :    
503 :     * R/textmatrix.R: Adapted the preprocessing code from the R
504 :     package "lsa" written by Fridolin Wild to build a document text matrix.
505 :    
506 :     2005-10-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
507 :    
508 :     * Set up the R Text Mining Package infrastructure.

root@r-forge.r-project.org
ViewVC Help
Powered by ViewVC 1.0.0  
Thanks to:
Vienna University of Economics and Business Powered By FusionForge