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Annotation of /pkg/ChangeLog

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Revision 802 - (view) (download)
Original Path: trunk/tm/ChangeLog

1 : feinerer 802 2007-12-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
2 :    
3 :     * R/stopwords.R (stopwords): Shortened code, removed codetools
4 :     variable warnings.
5 :    
6 :     * man/: Documentation for showMeta, added an example for tmMap.
7 :    
8 :     * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
9 :     some minor typos fixed.
10 :    
11 : feinerer 801 2007-12-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
12 :    
13 :     * R/aobjects.R (showMeta): Added method for pretty printing a
14 :     text document's meta data.
15 :    
16 : feinerer 799 2007-11-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
17 :    
18 :     * R/textdoccol.R (TextDocCol): Better handling of empty
19 :     arguments.
20 :    
21 :     * NAMESPACE: Exported readDOC.
22 :    
23 : feinerer 800 * man/completeStems.Rd: Added an example.
24 :    
25 : feinerer 797 2007-11-18 Ingo Feinerer <h0125130@wu-wien.ac.at>
26 : feinerer 796
27 : feinerer 797 * R/stopwords.R (stopwords): Look up .dat files at every
28 :     call. Allows users to modify stopword .dat files interactively.
29 :    
30 :     2007-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
31 :    
32 : feinerer 796 * R/termdocmatrix.R (termFreq): Correct processing of empty
33 :     documents.
34 :    
35 : feinerer 795 2007-10-27 Ingo Feinerer <h0125130@wu-wien.ac.at>
36 :    
37 :     * man/: Updated documentation.
38 :    
39 : feinerer 790 2007-10-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
40 :    
41 : feinerer 793 * R/complete.R (completeStems): Completes (heuristically) word
42 :     stems.
43 :    
44 : feinerer 790 * R/termdocmatrix.R (TermDocMatrix2): New modular
45 :     constructor.
46 :    
47 :     * NAMESPACE: Exported termFreq.
48 :    
49 : feinerer 789 2007-10-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
50 :    
51 :     * R/reader.R (readDOC): Added MS Word reader (using antiword).
52 :    
53 : feinerer 788 2007-10-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
54 :    
55 :     * R/weight.R: Weighting functions for TermDocMatrix.
56 :    
57 : feinerer 785 2007-10-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
58 :    
59 :     * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
60 :     functions for accessing dimension, column, and row names.
61 :    
62 :     * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
63 :    
64 : feinerer 779 2007-09-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
65 :    
66 :     * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
67 :    
68 : feinerer 777 2007-08-28 Ingo Feinerer <h0125130@wu-wien.ac.at>
69 :    
70 :     * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
71 :    
72 : feinerer 776 2007-07-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
73 :    
74 :     * R/reader.R (readPDF): Removed manual checks for pdftotext and
75 :     pdfinfo. The system call gives a warning anyway.
76 :    
77 : feinerer 775 2007-07-28 Ingo Feinerer <h0125130@wu-wien.ac.at>
78 :    
79 :     * R/textdoccol.R (asPlain): Conversion from
80 :     StructuredTextDocuments to PlainTextDocuments.
81 :    
82 : feinerer 773 2007-07-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
83 :    
84 : feinerer 774 * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
85 :     for accessing term-document matrices.
86 :    
87 : feinerer 773 * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
88 :     are installed.
89 :    
90 : feinerer 770 2007-07-17 Ingo Feinerer <h0125130@wu-wien.ac.at>
91 :    
92 :     * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
93 :     Christian Buchta.
94 :    
95 : feinerer 768 2007-07-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
96 :    
97 :     * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
98 :    
99 : feinerer 766 2007-07-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
100 :    
101 : feinerer 767 * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
102 :    
103 : feinerer 766 * R/reader.R (readPDF): Added PDF reader.
104 :    
105 : feinerer 765 2007-07-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
106 :    
107 :     * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
108 :    
109 :     * inst/stopwords/english.dat: Added the term "yes" to stopwords.
110 :    
111 :     * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
112 :    
113 :     * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
114 :    
115 : feinerer 763 2007-07-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
116 :    
117 :     * R/distmeasure.R (dissimilarity): Replaced dists call from
118 :     package cba by new dist call from package proxy.
119 :    
120 : feinerer 761 2007-07-10 Ingo Feinerer <h0125130@wu-wien.ac.at>
121 :    
122 :     * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
123 :    
124 : feinerer 760 2007-06-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
125 :    
126 :     * R/termdocmatrix.R: require() uses the quietly option to suppress
127 :     loading messages.
128 :    
129 : feinerer 758 2007-06-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
130 :    
131 :     * R/dictionary.R: Added dictionary support.
132 :    
133 : feinerer 757 2007-06-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
134 :    
135 :     * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
136 :     documents. This simplifies some functions, e.g., asPlain.
137 :    
138 : feinerer 756 2007-06-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
139 :    
140 :     * inst/doc/tm.Rnw: Fixed some typos in vignette.
141 :    
142 : feinerer 755 2007-06-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
143 :    
144 :     * R/textdoccol.R (replaceWords): Added method to replace a set of
145 :     words by a single word. Useful for synonyms.
146 :    
147 : feinerer 754 2007-05-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
148 :    
149 :     * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
150 :    
151 : feinerer 752 2007-05-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
152 :    
153 :     * R/termdocmatrix.R (textvector): Small fix for dealing with empty
154 :     vectors. Thanks to Ariel Maguyon for his error report.
155 :     (removeSparseTerms): New function to remove columns from a
156 :     term-document matrix exceeding a sparse factor.
157 :    
158 : feinerer 751 2007-05-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
159 :    
160 :     * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
161 :    
162 : feinerer 750 2007-05-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
163 :    
164 :     * man/sFilter.Rd: Corrected documentation on statement format (use
165 :     '==' instead of '=').
166 :    
167 : feinerer 749 2007-05-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
168 :    
169 :     * R/aobjects.R (StructuredTextDocument): Inherits from
170 :     TextDocument.
171 :    
172 : feinerer 748 2007-05-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
173 :    
174 :     * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
175 :     on sparse matrices as proposed by Martin Maechler.
176 :    
177 : feinerer 747 2007-04-27 Ingo Feinerer <h0125130@wu-wien.ac.at>
178 :    
179 :     * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
180 :     \pkg{filehash} version makes them deprecated.
181 :    
182 : feinerer 744 2007-04-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
183 :    
184 :     * R/termdocmatrix.R (textvector): Stemming is now performed before
185 :     erasing stopwords.
186 :     (weightMatrix): Adapted to handle sparse matrices.
187 :     (TermDocMatrix): Sparse matrix is now efficiently built by
188 :     direct stepwise insertion of row values into it.
189 :    
190 : feinerer 741 2007-04-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
191 :    
192 :     * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
193 :     due to ongoing problems. For our purposes the latter is as useful
194 :     as the replaced package.
195 :    
196 : feinerer 738 2007-04-20 Ingo Feinerer <h0125130@wu-wien.ac.at>
197 :    
198 :     * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
199 :    
200 :     * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
201 :    
202 : feinerer 737 2007-04-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
203 :    
204 :     * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
205 :     languages with available stopwords.
206 :    
207 : feinerer 736 2007-04-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
208 :    
209 :     * inst/doc/tm.Rnw: Minor corrections in the vignette.
210 :    
211 : feinerer 731 2007-04-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
212 :    
213 : feinerer 732 * DESCRIPTION: Update to version 0.2, since a lot of new features
214 :     have been integrated.
215 : feinerer 731
216 : feinerer 732 * inst/stopwords: Updated existing stopwords and added stopwords
217 :     for various other languages.
218 :    
219 : feinerer 729 2007-04-10 Ingo Feinerer <h0125130@wu-wien.ac.at>
220 :    
221 : feinerer 730 * man/: Updated documentation.
222 :    
223 : feinerer 729 * Work/testDb.R: Script to test database stuff.
224 :    
225 :     * R/: Fixed various database related bugs. Seems to be rather
226 :     useable now, i.e., consider as alpha status for now.
227 :    
228 : feinerer 727 2007-04-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
229 :    
230 :     * R/: Fixed some bugs related to database support.
231 :    
232 : feinerer 726 2007-04-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
233 :    
234 :     * man/: Added a lot of examples to the manuals.
235 :    
236 : feinerer 725 2007-04-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
237 :    
238 :     * man/: Updated parts of the documentation.
239 :    
240 :     * R/textdoccol.R (asPlain): Added conversion from newsgroup
241 :     documents to plain text documents.
242 :    
243 : feinerer 722 2007-04-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
244 :    
245 : feinerer 724 * R/textdoccol.R: Finished experimental database support. Not yet
246 :     intensively tested.
247 :    
248 : feinerer 723 * R/source.R: Now each source has a default reader.
249 :    
250 : feinerer 722 * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
251 :     class anymore.
252 :    
253 :     * R/plaintextdoc.R: Custom show method for plain text documents.
254 :    
255 :     * R/aobjects.R: Added a class for structured text documents.
256 :    
257 :     * R/reader.R: Replaced remaining \code{parser} occurrences with
258 :     \code{reader}.
259 :    
260 :     * R/textdoccol.R (summary): Indent tags.
261 :    
262 : feinerer 725 * R/textdoccol.R (removePunctuation): Transform method to remove
263 : feinerer 722 punctuation marks.
264 :    
265 : feinerer 721 2007-03-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
266 :    
267 :     * R/textdoccol.R (sFilter): Simplified sFilter significantly by
268 :     using prescindMeta().
269 :    
270 : feinerer 719 2007-03-18 Ingo Feinerer <h0125130@wu-wien.ac.at>
271 :    
272 :     * R/textdoccol.R: Improved database support.
273 :    
274 : feinerer 717 2007-03-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
275 :    
276 : feinerer 718 * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
277 :    
278 : feinerer 717 * R/resolve.R (resolveISOcode): Extracts the language from a ISO
279 :     language code.
280 :    
281 :     * R/textdoccol.R (TextDocCol): Refactored several parser arguments
282 :     into parserControl argument.
283 :    
284 :     * R/aobjects.R (TextDocument): Introduced the "Language" slot.
285 :    
286 : feinerer 713 2007-03-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
287 :    
288 : feinerer 715 * Work/tmDataSetup.R: The datasets acq and crude can now be
289 :     created on the fly.
290 :    
291 : feinerer 713 * R/stopwords.R: Introduced a function returning the stopwords for
292 :     a given language (English, German and French at the moment)
293 :    
294 :     * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
295 :     otherwise falls back to Snowball package.
296 :    
297 : feinerer 711 2007-01-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
298 :    
299 :     * man/dissimilarity-methods.Rd: Make clear that any method offered
300 :     by "dists" from package "cba" can be used.
301 :    
302 : feinerer 708 2007-01-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
303 :    
304 : feinerer 710 * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
305 :     to Kurt's latex suggestion. Removed points and underscores in
306 :     variable names for consistent naming.
307 :    
308 : feinerer 708 * DESCRIPTION: Update to version 0.1-2.
309 :    
310 :     * man/TextRepository.Rd: Fixed bug in documentation.
311 :    
312 : feinerer 704 2007-01-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
313 :    
314 :     * DESCRIPTION: Update to version 0.1-1.
315 :    
316 : feinerer 702 2007-01-09 Ingo Feinerer <h0125130@wu-wien.ac.at>
317 :    
318 :     * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
319 :     wordStem.
320 :    
321 : feinerer 698 2007-01-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
322 :    
323 :     * R/: Changes due to Kurt's review.
324 :    
325 : feinerer 694 2006-12-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
326 :    
327 :     * R/: Implemented improvements based upon comments by David
328 :     Meyer.
329 :    
330 : feinerer 691 2006-12-17 Ingo Feinerer <h0125130@wu-wien.ac.at>
331 :    
332 :     * inst/doc/: Rewrote vignette.
333 :    
334 :     * man/: Improved documentation.
335 :    
336 : feinerer 690 2006-12-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
337 :    
338 :     * man/: Updated documentation.
339 :    
340 :     * DESCRIPTION: Changed package name to "tm". Updated version to
341 :     0.1 for first CRAN release.
342 :    
343 :     * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
344 :     list archive example.
345 :    
346 :     * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
347 :     archive example.
348 :    
349 :     * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
350 :     from (several mails per box) mbox format to (single mail per file)
351 :     eml format.
352 :    
353 : feinerer 689 2006-12-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
354 :    
355 :     * data/crude.rda: Rebuilt.
356 :    
357 :     * data/acq.rda: Rebuilt.
358 :    
359 :     * R/reader.R: Factored out reader and parser methods from
360 :     textdoccol.R.
361 :    
362 :     * R/source.R: Factored out Source methods from aobjects.R and
363 :     textdoccol.R.
364 :     (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
365 :     feeds.
366 :    
367 :     * R/textdoccol.R (DirSource): Added support for recursive
368 :     traversal of directories.
369 :    
370 :     2006-12-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
371 :    
372 :     * R/textdoccol.R ([[): Loads the document corpus automatically
373 :     into memory upon access.
374 :     (tm_transform, tm_filter): Removed several checks whether the
375 :     document is already loaded ([[ ensures this now).
376 :     (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
377 :     mailing list archive.
378 :    
379 :     2006-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
380 :    
381 :     * R/aobjects.R (TextDocument): Is now a virtual class.
382 :     (Source): Is now a virtual class.
383 :    
384 :     2006-12-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
385 :    
386 :     * R/textdoccol.R (c): Support for an arbitrary number of document
387 :     collections.
388 :    
389 : feinerer 77 2006-11-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
390 :    
391 :     * R/textrepo.R: Updated TextRepository (constructor), append_elem,
392 :     append_meta and remove_meta.
393 :    
394 :     * R/textdoccol.R: Removed modify_metadata method.
395 :    
396 :     * R/textrepo.R: Removed modify_metadata method.
397 :    
398 :     * R/textdoccol.R (remove_meta): Supports removal of document
399 :     collection metadata and document (= in data frame) metadata.
400 :    
401 : feinerer 76 2006-11-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
402 :    
403 :     * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
404 :    
405 :     * data/crude.rda: Rebuilt.
406 :    
407 :     * data/acq.rda: Rebuilt.
408 :    
409 :     * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
410 :    
411 :     * R/textdoccol.R ([): Bug fix for subsetting a document
412 :     collection's data frame.
413 :    
414 : feinerer 75 2006-11-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
415 :    
416 :     * R/textdoccol.R: Bug fixes in s_filter. Added full query support
417 :     to s_filter.
418 :    
419 :     * R/textdoccol.R: Local text documents' metadata can now be copied
420 :     to a document collection's data frame with prescind_meta.
421 :    
422 : feinerer 73 2006-11-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
423 :    
424 : feinerer 74 * R/: Text documents' slot metadata is now accessible in s_filter.
425 :    
426 : feinerer 73 * R/: Rewrote s_filter function (has still some restrictions).
427 :    
428 : feinerer 72 2006-11-20 Ingo Feinerer <h0125130@wu-wien.ac.at>
429 :    
430 :     * R/: Various fixes in handling metadata.
431 :    
432 :     * R/: Added update mechanism for text document collections.
433 :    
434 : feinerer 71 2006-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
435 :    
436 :     * R/: Merging of document collections now creates a binary tree
437 :     for reconstructing merged document collections.
438 :    
439 :     * R/: Redesign of metadata for document collections.
440 :    
441 : feinerer 70 2006-11-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
442 :    
443 :     * R/: Messages now use \code{ngettext}.
444 :    
445 : feinerer 69 2006-11-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
446 :    
447 :     * R/: Added functions for modifying and removing metadata.
448 :    
449 : feinerer 67 2006-11-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
450 :    
451 :     * man/: Updated some documentation.
452 :    
453 :     * R/: Corrected some connection issues.
454 :    
455 :     * inst/doc: Worked on the vignette.
456 :    
457 : feinerer 65 2006-10-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
458 :    
459 : feinerer 66 * inst/: Added texts and started vignette.
460 :    
461 : feinerer 65 * R/: Final changes based upon David's comments.
462 :    
463 : feinerer 64 2006-10-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
464 :    
465 :     * NAMESPACE: Corrected exports (generic methods need exportMethods
466 :     directives!).
467 :    
468 : feinerer 63 2006-10-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
469 :    
470 :     * R/: Modified the TextDocCol constructur and various parsers. It
471 :     is now modular and supports various file formats via plugins (see
472 :     the new "Source" class).
473 :    
474 : feinerer 62 2006-10-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
475 :    
476 :     * man/: Revised documentation after previous code changes.
477 :    
478 : feinerer 61 2006-10-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
479 :    
480 :     * R/: Remaining changes as discussed with David.
481 :    
482 : feinerer 60 2006-10-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
483 :    
484 :     * R/: Some changes as suggested by David. The rest will follow
485 :     within the next days.
486 :    
487 : feinerer 59 2006-09-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
488 :    
489 :     * man/: Finished documentation.
490 :    
491 : feinerer 58 2006-09-25 Ingo Feinerer <h0125130@wu-wien.ac.at>
492 :    
493 :     * man/: Wrote some documentation.
494 :    
495 : feinerer 56 2006-09-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
496 :    
497 :     * R/: Further syntactic sugar in form of additional assignment and
498 :     accessor methods.
499 :    
500 : feinerer 54 2006-09-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
501 :    
502 :     * R/: Syntactic sugar in form of "length", "show" and "summary"
503 : feinerer 56 operators.
504 : feinerer 54
505 : feinerer 53 2006-08-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
506 :    
507 :     * R/: Diverse updates. Mainly on default operators ("[" or "c")
508 :     and dissimilarities.
509 :    
510 : feinerer 52 2006-08-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
511 :    
512 :     * R/: Added similarity functions.
513 :    
514 :     * data/: Added english stopwords.
515 :    
516 : feinerer 50 2006-08-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
517 :    
518 : feinerer 51 * data/: Examples compiled for new features
519 :    
520 :     * R/: Changes due to new structure.
521 :    
522 : feinerer 50 * NAMESPACE: Corrected namespace to reflect new structure.
523 :    
524 :     * R/termdocmatrix.R: Adapted for new naming scheme.
525 :    
526 : feinerer 49 2006-08-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
527 :    
528 :     * R/textdoccol.R: Adapted code for new class structure. Wrote
529 :     several transform and filter functions operating on text document
530 :     collections (alias text document databases).
531 :    
532 :     * R/aobjects.R: Adapted class structure with inheritance,
533 :     repositories and additional meta data. Loading files on demand is
534 :     now possible.
535 :    
536 : feinerer 48 2006-07-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
537 :    
538 :     * R/: Some cosmetic cleanups.
539 :    
540 :     * inst/: Removed vignette on clustering. That and much more is now
541 :     described in the JSS paper on text mining. Based upon that
542 :     article an elaborated vignette will be incorporated in the future.
543 :    
544 : feinerer 42 2006-07-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
545 :    
546 :     * R/: Updated generic S4 methods to comply with signature changes
547 :     in newer versions of R (> 2.3)
548 :    
549 : feinerer 41 2006-03-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
550 :    
551 :     * ext/R/importRIS.R: Automatic RIS import is now possible.
552 :    
553 : feinerer 40 2006-02-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
554 :    
555 :     * R/textdoccol.R: Added RIS HTML input format.
556 :    
557 : feinerer 39 2006-01-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
558 :    
559 :     * R/textdoccol.R: Removed bug that caused invalid text document
560 :     collections when handling many input files.
561 :    
562 : feinerer 36 2006-01-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
563 :    
564 : feinerer 37 * R/textdoccol.R: Restructured and extended file import
565 :     mechanism.
566 :    
567 : feinerer 36 * inst/doc/clustering.Rnw: Adapted vignette for use with
568 :     ReutNews.rda
569 :    
570 :     * man/ReutNews.Rd: Documentation for ReutNews.rda
571 :    
572 :     * data/ReutNews.rda: A tiny Reuters21578 example data set.
573 :    
574 : feinerer 34 2005-12-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
575 :    
576 :     * inst/doc/clustering.Rnw: Wrote a small vignette to present the
577 :     clustering facilities of this package.
578 :    
579 : feinerer 33 2005-12-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
580 :    
581 :     * R/aobjects.R: Changed package document structure to avoid class
582 :     dependency problems.
583 :    
584 : feinerer 28 2005-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
585 :    
586 : feinerer 799 * Wrote a script for the ModLewis Split for the Reuters-21578 XML
587 : feinerer 29 data set.
588 :    
589 : feinerer 799 * Finished documentation and reordered directory structure. Now "R
590 : feinerer 28 CMD check textmin" works without errors.
591 :    
592 : feinerer 27 2005-12-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
593 :    
594 :     * src/: Various splits can now be easily created for the
595 :     Reuters21578 data set.
596 :    
597 : feinerer 26 2005-12-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
598 :    
599 : feinerer 799 * Updated documentation
600 : feinerer 26
601 : feinerer 25 2005-11-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
602 :    
603 : feinerer 799 * Wrote R documentation for some classes and methods.
604 : feinerer 25
605 : feinerer 21 2005-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
606 :    
607 : feinerer 22 * R/textdoccol.R: Constructor of textdoccol allows import of CSV
608 :     files. See the questionnaire data/Umfrage.csv for such an example.
609 : feinerer 23 We are now able to import files in Reuters-21578 XML format.
610 : feinerer 22
611 : feinerer 799 * Changed class interfaces in various files. Weighting of the text
612 : feinerer 21 matrix is now possible.
613 :    
614 : feinerer 20 2005-11-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
615 :    
616 :     * R/textdoccol.R: One can build term-document matrices if
617 :     nessecary (with buildTDM(...)) and fill the field tdm from a text
618 :     document collection with it.
619 :    
620 :     * R/textmatrix.R: Wrote S4 class for term-document matrices.
621 :    
622 : feinerer 19 2005-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
623 :    
624 :     * R/textdoccol.R: We now can read in a whole XML file with several
625 :     news items.
626 :    
627 : feinerer 17 2005-11-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
628 :    
629 :     * R/textdoccol.R: Set up an S4 class for a collection of text
630 :     documents. A first attempt to read in XML input (like the RCV1
631 :     set) was made.
632 :    
633 :     * R/textdocument.R: Set up an S4 class for text documents. Wrote
634 :     some accessor functions.
635 :    
636 :     * data/newsitem.xml: Added this XML file for testing purposes. It
637 :     contains a single news item from the Reuters Corpus Volume 1
638 :     (RCV1) XML set.
639 :    
640 : feinerer 16 2005-10-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
641 :    
642 :     * R/textmatrix.R (textmatrix): Removed the transpose of the original
643 :     textmatrix as k-means clustering provided by R (kmeans) now works on
644 :     this textmatrix. The result is a k-means text clustering with a
645 :     similarity measure based upon word frequences.
646 :    
647 :     2005-10-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
648 :    
649 :     * R/textmatrix.R: Adapted the preprocessing code from the R
650 :     package "lsa" written by Fridolin Wild to build a document text matrix.
651 :    
652 :     2005-10-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
653 :    
654 : feinerer 799 * Set up the R Text Mining Package infrastructure.

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