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Annotation of /pkg/ChangeLog

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Revision 816 - (view) (download)
Original Path: trunk/tm/ChangeLog

1 : feinerer 816 2008-01-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
2 :    
3 :     * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
4 :    
5 :     * DESCRIPTION: Updated Version to 0.3 due to core name changes.
6 :    
7 : feinerer 813 2008-01-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
8 :    
9 :     * R/meta.R (meta): New function for consistent access to meta data
10 :     of document collections, repositories, and texts.
11 :    
12 : feinerer 810 2008-01-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
13 :    
14 :     * R/: Better support for encodings.
15 :    
16 : feinerer 808 2008-01-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
17 :    
18 :     * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
19 :     selection when no reader argument is given.
20 :    
21 : feinerer 807 2008-01-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
22 :    
23 :     * R/source.R (CSVSource): Now uses read.csv instead of scan
24 :     internally.
25 :    
26 : feinerer 806 2008-01-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
27 :    
28 :     * R/reader.R (getReaders): Returns available reader functions.
29 :    
30 :     * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
31 :     as default.
32 :    
33 : feinerer 802 2007-12-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
34 :    
35 :     * R/stopwords.R (stopwords): Shortened code, removed codetools
36 :     variable warnings.
37 :    
38 :     * man/: Documentation for showMeta, added an example for tmMap.
39 :    
40 :     * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
41 :     some minor typos fixed.
42 :    
43 : feinerer 801 2007-12-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
44 :    
45 :     * R/aobjects.R (showMeta): Added method for pretty printing a
46 :     text document's meta data.
47 :    
48 : feinerer 799 2007-11-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
49 :    
50 :     * R/textdoccol.R (TextDocCol): Better handling of empty
51 :     arguments.
52 :    
53 :     * NAMESPACE: Exported readDOC.
54 :    
55 : feinerer 800 * man/completeStems.Rd: Added an example.
56 :    
57 : feinerer 797 2007-11-18 Ingo Feinerer <h0125130@wu-wien.ac.at>
58 : feinerer 796
59 : feinerer 797 * R/stopwords.R (stopwords): Look up .dat files at every
60 :     call. Allows users to modify stopword .dat files interactively.
61 :    
62 :     2007-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
63 :    
64 : feinerer 796 * R/termdocmatrix.R (termFreq): Correct processing of empty
65 :     documents.
66 :    
67 : feinerer 795 2007-10-27 Ingo Feinerer <h0125130@wu-wien.ac.at>
68 :    
69 :     * man/: Updated documentation.
70 :    
71 : feinerer 790 2007-10-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
72 :    
73 : feinerer 793 * R/complete.R (completeStems): Completes (heuristically) word
74 :     stems.
75 :    
76 : feinerer 790 * R/termdocmatrix.R (TermDocMatrix2): New modular
77 :     constructor.
78 :    
79 :     * NAMESPACE: Exported termFreq.
80 :    
81 : feinerer 789 2007-10-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
82 :    
83 :     * R/reader.R (readDOC): Added MS Word reader (using antiword).
84 :    
85 : feinerer 788 2007-10-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
86 :    
87 :     * R/weight.R: Weighting functions for TermDocMatrix.
88 :    
89 : feinerer 785 2007-10-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
90 :    
91 :     * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
92 :     functions for accessing dimension, column, and row names.
93 :    
94 :     * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
95 :    
96 : feinerer 779 2007-09-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
97 :    
98 :     * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
99 :    
100 : feinerer 777 2007-08-28 Ingo Feinerer <h0125130@wu-wien.ac.at>
101 :    
102 :     * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
103 :    
104 : feinerer 776 2007-07-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
105 :    
106 :     * R/reader.R (readPDF): Removed manual checks for pdftotext and
107 :     pdfinfo. The system call gives a warning anyway.
108 :    
109 : feinerer 775 2007-07-28 Ingo Feinerer <h0125130@wu-wien.ac.at>
110 :    
111 :     * R/textdoccol.R (asPlain): Conversion from
112 :     StructuredTextDocuments to PlainTextDocuments.
113 :    
114 : feinerer 773 2007-07-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
115 :    
116 : feinerer 774 * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
117 :     for accessing term-document matrices.
118 :    
119 : feinerer 773 * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
120 :     are installed.
121 :    
122 : feinerer 770 2007-07-17 Ingo Feinerer <h0125130@wu-wien.ac.at>
123 :    
124 :     * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
125 :     Christian Buchta.
126 :    
127 : feinerer 768 2007-07-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
128 :    
129 :     * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
130 :    
131 : feinerer 766 2007-07-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
132 :    
133 : feinerer 767 * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
134 :    
135 : feinerer 766 * R/reader.R (readPDF): Added PDF reader.
136 :    
137 : feinerer 765 2007-07-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
138 :    
139 :     * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
140 :    
141 :     * inst/stopwords/english.dat: Added the term "yes" to stopwords.
142 :    
143 :     * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
144 :    
145 :     * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
146 :    
147 : feinerer 763 2007-07-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
148 :    
149 :     * R/distmeasure.R (dissimilarity): Replaced dists call from
150 :     package cba by new dist call from package proxy.
151 :    
152 : feinerer 761 2007-07-10 Ingo Feinerer <h0125130@wu-wien.ac.at>
153 :    
154 :     * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
155 :    
156 : feinerer 760 2007-06-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
157 :    
158 :     * R/termdocmatrix.R: require() uses the quietly option to suppress
159 :     loading messages.
160 :    
161 : feinerer 758 2007-06-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
162 :    
163 :     * R/dictionary.R: Added dictionary support.
164 :    
165 : feinerer 757 2007-06-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
166 :    
167 :     * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
168 :     documents. This simplifies some functions, e.g., asPlain.
169 :    
170 : feinerer 756 2007-06-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
171 :    
172 :     * inst/doc/tm.Rnw: Fixed some typos in vignette.
173 :    
174 : feinerer 755 2007-06-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
175 :    
176 :     * R/textdoccol.R (replaceWords): Added method to replace a set of
177 :     words by a single word. Useful for synonyms.
178 :    
179 : feinerer 754 2007-05-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
180 :    
181 :     * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
182 :    
183 : feinerer 752 2007-05-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
184 :    
185 :     * R/termdocmatrix.R (textvector): Small fix for dealing with empty
186 :     vectors. Thanks to Ariel Maguyon for his error report.
187 :     (removeSparseTerms): New function to remove columns from a
188 :     term-document matrix exceeding a sparse factor.
189 :    
190 : feinerer 751 2007-05-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
191 :    
192 :     * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
193 :    
194 : feinerer 750 2007-05-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
195 :    
196 :     * man/sFilter.Rd: Corrected documentation on statement format (use
197 :     '==' instead of '=').
198 :    
199 : feinerer 749 2007-05-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
200 :    
201 :     * R/aobjects.R (StructuredTextDocument): Inherits from
202 :     TextDocument.
203 :    
204 : feinerer 748 2007-05-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
205 :    
206 :     * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
207 :     on sparse matrices as proposed by Martin Maechler.
208 :    
209 : feinerer 747 2007-04-27 Ingo Feinerer <h0125130@wu-wien.ac.at>
210 :    
211 :     * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
212 :     \pkg{filehash} version makes them deprecated.
213 :    
214 : feinerer 744 2007-04-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
215 :    
216 :     * R/termdocmatrix.R (textvector): Stemming is now performed before
217 :     erasing stopwords.
218 :     (weightMatrix): Adapted to handle sparse matrices.
219 :     (TermDocMatrix): Sparse matrix is now efficiently built by
220 :     direct stepwise insertion of row values into it.
221 :    
222 : feinerer 741 2007-04-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
223 :    
224 :     * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
225 :     due to ongoing problems. For our purposes the latter is as useful
226 :     as the replaced package.
227 :    
228 : feinerer 738 2007-04-20 Ingo Feinerer <h0125130@wu-wien.ac.at>
229 :    
230 :     * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
231 :    
232 :     * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
233 :    
234 : feinerer 737 2007-04-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
235 :    
236 :     * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
237 :     languages with available stopwords.
238 :    
239 : feinerer 736 2007-04-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
240 :    
241 :     * inst/doc/tm.Rnw: Minor corrections in the vignette.
242 :    
243 : feinerer 731 2007-04-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
244 :    
245 : feinerer 732 * DESCRIPTION: Update to version 0.2, since a lot of new features
246 :     have been integrated.
247 : feinerer 731
248 : feinerer 732 * inst/stopwords: Updated existing stopwords and added stopwords
249 :     for various other languages.
250 :    
251 : feinerer 729 2007-04-10 Ingo Feinerer <h0125130@wu-wien.ac.at>
252 :    
253 : feinerer 730 * man/: Updated documentation.
254 :    
255 : feinerer 729 * Work/testDb.R: Script to test database stuff.
256 :    
257 :     * R/: Fixed various database related bugs. Seems to be rather
258 :     useable now, i.e., consider as alpha status for now.
259 :    
260 : feinerer 727 2007-04-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
261 :    
262 :     * R/: Fixed some bugs related to database support.
263 :    
264 : feinerer 726 2007-04-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
265 :    
266 :     * man/: Added a lot of examples to the manuals.
267 :    
268 : feinerer 725 2007-04-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
269 :    
270 :     * man/: Updated parts of the documentation.
271 :    
272 :     * R/textdoccol.R (asPlain): Added conversion from newsgroup
273 :     documents to plain text documents.
274 :    
275 : feinerer 722 2007-04-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
276 :    
277 : feinerer 724 * R/textdoccol.R: Finished experimental database support. Not yet
278 :     intensively tested.
279 :    
280 : feinerer 723 * R/source.R: Now each source has a default reader.
281 :    
282 : feinerer 722 * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
283 :     class anymore.
284 :    
285 :     * R/plaintextdoc.R: Custom show method for plain text documents.
286 :    
287 :     * R/aobjects.R: Added a class for structured text documents.
288 :    
289 :     * R/reader.R: Replaced remaining \code{parser} occurrences with
290 :     \code{reader}.
291 :    
292 :     * R/textdoccol.R (summary): Indent tags.
293 :    
294 : feinerer 725 * R/textdoccol.R (removePunctuation): Transform method to remove
295 : feinerer 722 punctuation marks.
296 :    
297 : feinerer 721 2007-03-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
298 :    
299 :     * R/textdoccol.R (sFilter): Simplified sFilter significantly by
300 :     using prescindMeta().
301 :    
302 : feinerer 719 2007-03-18 Ingo Feinerer <h0125130@wu-wien.ac.at>
303 :    
304 :     * R/textdoccol.R: Improved database support.
305 :    
306 : feinerer 717 2007-03-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
307 :    
308 : feinerer 718 * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
309 :    
310 : feinerer 717 * R/resolve.R (resolveISOcode): Extracts the language from a ISO
311 :     language code.
312 :    
313 :     * R/textdoccol.R (TextDocCol): Refactored several parser arguments
314 :     into parserControl argument.
315 :    
316 :     * R/aobjects.R (TextDocument): Introduced the "Language" slot.
317 :    
318 : feinerer 713 2007-03-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
319 :    
320 : feinerer 715 * Work/tmDataSetup.R: The datasets acq and crude can now be
321 :     created on the fly.
322 :    
323 : feinerer 713 * R/stopwords.R: Introduced a function returning the stopwords for
324 :     a given language (English, German and French at the moment)
325 :    
326 :     * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
327 :     otherwise falls back to Snowball package.
328 :    
329 : feinerer 711 2007-01-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
330 :    
331 :     * man/dissimilarity-methods.Rd: Make clear that any method offered
332 :     by "dists" from package "cba" can be used.
333 :    
334 : feinerer 708 2007-01-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
335 :    
336 : feinerer 710 * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
337 :     to Kurt's latex suggestion. Removed points and underscores in
338 :     variable names for consistent naming.
339 :    
340 : feinerer 708 * DESCRIPTION: Update to version 0.1-2.
341 :    
342 :     * man/TextRepository.Rd: Fixed bug in documentation.
343 :    
344 : feinerer 704 2007-01-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
345 :    
346 :     * DESCRIPTION: Update to version 0.1-1.
347 :    
348 : feinerer 702 2007-01-09 Ingo Feinerer <h0125130@wu-wien.ac.at>
349 :    
350 :     * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
351 :     wordStem.
352 :    
353 : feinerer 698 2007-01-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
354 :    
355 :     * R/: Changes due to Kurt's review.
356 :    
357 : feinerer 694 2006-12-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
358 :    
359 :     * R/: Implemented improvements based upon comments by David
360 :     Meyer.
361 :    
362 : feinerer 691 2006-12-17 Ingo Feinerer <h0125130@wu-wien.ac.at>
363 :    
364 :     * inst/doc/: Rewrote vignette.
365 :    
366 :     * man/: Improved documentation.
367 :    
368 : feinerer 690 2006-12-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
369 :    
370 :     * man/: Updated documentation.
371 :    
372 :     * DESCRIPTION: Changed package name to "tm". Updated version to
373 :     0.1 for first CRAN release.
374 :    
375 :     * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
376 :     list archive example.
377 :    
378 :     * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
379 :     archive example.
380 :    
381 :     * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
382 :     from (several mails per box) mbox format to (single mail per file)
383 :     eml format.
384 :    
385 : feinerer 689 2006-12-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
386 :    
387 :     * data/crude.rda: Rebuilt.
388 :    
389 :     * data/acq.rda: Rebuilt.
390 :    
391 :     * R/reader.R: Factored out reader and parser methods from
392 :     textdoccol.R.
393 :    
394 :     * R/source.R: Factored out Source methods from aobjects.R and
395 :     textdoccol.R.
396 :     (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
397 :     feeds.
398 :    
399 :     * R/textdoccol.R (DirSource): Added support for recursive
400 :     traversal of directories.
401 :    
402 :     2006-12-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
403 :    
404 :     * R/textdoccol.R ([[): Loads the document corpus automatically
405 :     into memory upon access.
406 :     (tm_transform, tm_filter): Removed several checks whether the
407 :     document is already loaded ([[ ensures this now).
408 :     (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
409 :     mailing list archive.
410 :    
411 :     2006-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
412 :    
413 :     * R/aobjects.R (TextDocument): Is now a virtual class.
414 :     (Source): Is now a virtual class.
415 :    
416 :     2006-12-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
417 :    
418 :     * R/textdoccol.R (c): Support for an arbitrary number of document
419 :     collections.
420 :    
421 : feinerer 77 2006-11-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
422 :    
423 :     * R/textrepo.R: Updated TextRepository (constructor), append_elem,
424 :     append_meta and remove_meta.
425 :    
426 :     * R/textdoccol.R: Removed modify_metadata method.
427 :    
428 :     * R/textrepo.R: Removed modify_metadata method.
429 :    
430 :     * R/textdoccol.R (remove_meta): Supports removal of document
431 :     collection metadata and document (= in data frame) metadata.
432 :    
433 : feinerer 76 2006-11-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
434 :    
435 :     * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
436 :    
437 :     * data/crude.rda: Rebuilt.
438 :    
439 :     * data/acq.rda: Rebuilt.
440 :    
441 :     * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
442 :    
443 :     * R/textdoccol.R ([): Bug fix for subsetting a document
444 :     collection's data frame.
445 :    
446 : feinerer 75 2006-11-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
447 :    
448 :     * R/textdoccol.R: Bug fixes in s_filter. Added full query support
449 :     to s_filter.
450 :    
451 :     * R/textdoccol.R: Local text documents' metadata can now be copied
452 :     to a document collection's data frame with prescind_meta.
453 :    
454 : feinerer 73 2006-11-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
455 :    
456 : feinerer 74 * R/: Text documents' slot metadata is now accessible in s_filter.
457 :    
458 : feinerer 73 * R/: Rewrote s_filter function (has still some restrictions).
459 :    
460 : feinerer 72 2006-11-20 Ingo Feinerer <h0125130@wu-wien.ac.at>
461 :    
462 :     * R/: Various fixes in handling metadata.
463 :    
464 :     * R/: Added update mechanism for text document collections.
465 :    
466 : feinerer 71 2006-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
467 :    
468 :     * R/: Merging of document collections now creates a binary tree
469 :     for reconstructing merged document collections.
470 :    
471 :     * R/: Redesign of metadata for document collections.
472 :    
473 : feinerer 70 2006-11-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
474 :    
475 :     * R/: Messages now use \code{ngettext}.
476 :    
477 : feinerer 69 2006-11-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
478 :    
479 :     * R/: Added functions for modifying and removing metadata.
480 :    
481 : feinerer 67 2006-11-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
482 :    
483 :     * man/: Updated some documentation.
484 :    
485 :     * R/: Corrected some connection issues.
486 :    
487 :     * inst/doc: Worked on the vignette.
488 :    
489 : feinerer 65 2006-10-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
490 :    
491 : feinerer 66 * inst/: Added texts and started vignette.
492 :    
493 : feinerer 65 * R/: Final changes based upon David's comments.
494 :    
495 : feinerer 64 2006-10-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
496 :    
497 :     * NAMESPACE: Corrected exports (generic methods need exportMethods
498 :     directives!).
499 :    
500 : feinerer 63 2006-10-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
501 :    
502 :     * R/: Modified the TextDocCol constructur and various parsers. It
503 :     is now modular and supports various file formats via plugins (see
504 :     the new "Source" class).
505 :    
506 : feinerer 62 2006-10-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
507 :    
508 :     * man/: Revised documentation after previous code changes.
509 :    
510 : feinerer 61 2006-10-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
511 :    
512 :     * R/: Remaining changes as discussed with David.
513 :    
514 : feinerer 60 2006-10-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
515 :    
516 :     * R/: Some changes as suggested by David. The rest will follow
517 :     within the next days.
518 :    
519 : feinerer 59 2006-09-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
520 :    
521 :     * man/: Finished documentation.
522 :    
523 : feinerer 58 2006-09-25 Ingo Feinerer <h0125130@wu-wien.ac.at>
524 :    
525 :     * man/: Wrote some documentation.
526 :    
527 : feinerer 56 2006-09-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
528 :    
529 :     * R/: Further syntactic sugar in form of additional assignment and
530 :     accessor methods.
531 :    
532 : feinerer 54 2006-09-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
533 :    
534 :     * R/: Syntactic sugar in form of "length", "show" and "summary"
535 : feinerer 56 operators.
536 : feinerer 54
537 : feinerer 53 2006-08-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
538 :    
539 :     * R/: Diverse updates. Mainly on default operators ("[" or "c")
540 :     and dissimilarities.
541 :    
542 : feinerer 52 2006-08-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
543 :    
544 :     * R/: Added similarity functions.
545 :    
546 :     * data/: Added english stopwords.
547 :    
548 : feinerer 50 2006-08-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
549 :    
550 : feinerer 51 * data/: Examples compiled for new features
551 :    
552 :     * R/: Changes due to new structure.
553 :    
554 : feinerer 50 * NAMESPACE: Corrected namespace to reflect new structure.
555 :    
556 :     * R/termdocmatrix.R: Adapted for new naming scheme.
557 :    
558 : feinerer 49 2006-08-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
559 :    
560 :     * R/textdoccol.R: Adapted code for new class structure. Wrote
561 :     several transform and filter functions operating on text document
562 :     collections (alias text document databases).
563 :    
564 :     * R/aobjects.R: Adapted class structure with inheritance,
565 :     repositories and additional meta data. Loading files on demand is
566 :     now possible.
567 :    
568 : feinerer 48 2006-07-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
569 :    
570 :     * R/: Some cosmetic cleanups.
571 :    
572 :     * inst/: Removed vignette on clustering. That and much more is now
573 :     described in the JSS paper on text mining. Based upon that
574 :     article an elaborated vignette will be incorporated in the future.
575 :    
576 : feinerer 42 2006-07-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
577 :    
578 :     * R/: Updated generic S4 methods to comply with signature changes
579 :     in newer versions of R (> 2.3)
580 :    
581 : feinerer 41 2006-03-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
582 :    
583 :     * ext/R/importRIS.R: Automatic RIS import is now possible.
584 :    
585 : feinerer 40 2006-02-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
586 :    
587 :     * R/textdoccol.R: Added RIS HTML input format.
588 :    
589 : feinerer 39 2006-01-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
590 :    
591 :     * R/textdoccol.R: Removed bug that caused invalid text document
592 :     collections when handling many input files.
593 :    
594 : feinerer 36 2006-01-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
595 :    
596 : feinerer 37 * R/textdoccol.R: Restructured and extended file import
597 :     mechanism.
598 :    
599 : feinerer 36 * inst/doc/clustering.Rnw: Adapted vignette for use with
600 :     ReutNews.rda
601 :    
602 :     * man/ReutNews.Rd: Documentation for ReutNews.rda
603 :    
604 :     * data/ReutNews.rda: A tiny Reuters21578 example data set.
605 :    
606 : feinerer 34 2005-12-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
607 :    
608 :     * inst/doc/clustering.Rnw: Wrote a small vignette to present the
609 :     clustering facilities of this package.
610 :    
611 : feinerer 33 2005-12-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
612 :    
613 :     * R/aobjects.R: Changed package document structure to avoid class
614 :     dependency problems.
615 :    
616 : feinerer 28 2005-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
617 :    
618 : feinerer 799 * Wrote a script for the ModLewis Split for the Reuters-21578 XML
619 : feinerer 29 data set.
620 :    
621 : feinerer 799 * Finished documentation and reordered directory structure. Now "R
622 : feinerer 28 CMD check textmin" works without errors.
623 :    
624 : feinerer 27 2005-12-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
625 :    
626 :     * src/: Various splits can now be easily created for the
627 :     Reuters21578 data set.
628 :    
629 : feinerer 26 2005-12-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
630 :    
631 : feinerer 799 * Updated documentation
632 : feinerer 26
633 : feinerer 25 2005-11-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
634 :    
635 : feinerer 799 * Wrote R documentation for some classes and methods.
636 : feinerer 25
637 : feinerer 21 2005-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
638 :    
639 : feinerer 22 * R/textdoccol.R: Constructor of textdoccol allows import of CSV
640 :     files. See the questionnaire data/Umfrage.csv for such an example.
641 : feinerer 23 We are now able to import files in Reuters-21578 XML format.
642 : feinerer 22
643 : feinerer 799 * Changed class interfaces in various files. Weighting of the text
644 : feinerer 21 matrix is now possible.
645 :    
646 : feinerer 20 2005-11-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
647 :    
648 :     * R/textdoccol.R: One can build term-document matrices if
649 :     nessecary (with buildTDM(...)) and fill the field tdm from a text
650 :     document collection with it.
651 :    
652 :     * R/textmatrix.R: Wrote S4 class for term-document matrices.
653 :    
654 : feinerer 19 2005-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
655 :    
656 :     * R/textdoccol.R: We now can read in a whole XML file with several
657 :     news items.
658 :    
659 : feinerer 17 2005-11-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
660 :    
661 :     * R/textdoccol.R: Set up an S4 class for a collection of text
662 :     documents. A first attempt to read in XML input (like the RCV1
663 :     set) was made.
664 :    
665 :     * R/textdocument.R: Set up an S4 class for text documents. Wrote
666 :     some accessor functions.
667 :    
668 :     * data/newsitem.xml: Added this XML file for testing purposes. It
669 :     contains a single news item from the Reuters Corpus Volume 1
670 :     (RCV1) XML set.
671 :    
672 : feinerer 16 2005-10-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
673 :    
674 :     * R/textmatrix.R (textmatrix): Removed the transpose of the original
675 :     textmatrix as k-means clustering provided by R (kmeans) now works on
676 :     this textmatrix. The result is a k-means text clustering with a
677 :     similarity measure based upon word frequences.
678 :    
679 :     2005-10-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
680 :    
681 :     * R/textmatrix.R: Adapted the preprocessing code from the R
682 :     package "lsa" written by Fridolin Wild to build a document text matrix.
683 :    
684 :     2005-10-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
685 :    
686 : feinerer 799 * Set up the R Text Mining Package infrastructure.

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