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 832 - (view) (download)

1 : feinerer 831 2008-03-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
2 :    
3 :     * R/textdoccol.R (tmMap): Introduced lazy mapping.
4 :    
5 : feinerer 832 * R/source.R: Added VectorSource.
6 :    
7 : feinerer 825 2008-02-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
8 :    
9 :     * man/: Language codes should be in ISO 639-1 format.
10 :    
11 : feinerer 826 * R/textdoccol.R (asPlain): Preserve local meta data.
12 :    
13 : feinerer 819 2008-01-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
14 :    
15 :     * R/textdoccol.R (writeCorpus): Function for writing a corpus
16 :     containing plain text documents to disk.
17 :    
18 : feinerer 817 2008-01-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
19 :    
20 :     * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
21 :     always set correctly.
22 :    
23 :     * R/textdoccol.R: Set load = TRUE as default for load on demand
24 :     since in most cases this is the wanted behaviour.
25 :    
26 : feinerer 816 2008-01-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
27 :    
28 :     * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
29 :    
30 :     * DESCRIPTION: Updated Version to 0.3 due to core name changes.
31 :    
32 : feinerer 813 2008-01-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
33 :    
34 :     * R/meta.R (meta): New function for consistent access to meta data
35 :     of document collections, repositories, and texts.
36 :    
37 : feinerer 810 2008-01-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
38 :    
39 :     * R/: Better support for encodings.
40 :    
41 : feinerer 808 2008-01-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
42 :    
43 :     * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
44 :     selection when no reader argument is given.
45 :    
46 : feinerer 807 2008-01-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
47 :    
48 :     * R/source.R (CSVSource): Now uses read.csv instead of scan
49 :     internally.
50 :    
51 : feinerer 806 2008-01-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
52 :    
53 :     * R/reader.R (getReaders): Returns available reader functions.
54 :    
55 :     * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
56 :     as default.
57 :    
58 : feinerer 802 2007-12-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
59 :    
60 :     * R/stopwords.R (stopwords): Shortened code, removed codetools
61 :     variable warnings.
62 :    
63 :     * man/: Documentation for showMeta, added an example for tmMap.
64 :    
65 :     * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
66 :     some minor typos fixed.
67 :    
68 : feinerer 801 2007-12-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
69 :    
70 :     * R/aobjects.R (showMeta): Added method for pretty printing a
71 :     text document's meta data.
72 :    
73 : feinerer 799 2007-11-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
74 :    
75 :     * R/textdoccol.R (TextDocCol): Better handling of empty
76 :     arguments.
77 :    
78 :     * NAMESPACE: Exported readDOC.
79 :    
80 : feinerer 800 * man/completeStems.Rd: Added an example.
81 :    
82 : feinerer 797 2007-11-18 Ingo Feinerer <h0125130@wu-wien.ac.at>
83 : feinerer 796
84 : feinerer 797 * R/stopwords.R (stopwords): Look up .dat files at every
85 :     call. Allows users to modify stopword .dat files interactively.
86 :    
87 :     2007-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
88 :    
89 : feinerer 796 * R/termdocmatrix.R (termFreq): Correct processing of empty
90 :     documents.
91 :    
92 : feinerer 795 2007-10-27 Ingo Feinerer <h0125130@wu-wien.ac.at>
93 :    
94 :     * man/: Updated documentation.
95 :    
96 : feinerer 790 2007-10-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
97 :    
98 : feinerer 793 * R/complete.R (completeStems): Completes (heuristically) word
99 :     stems.
100 :    
101 : feinerer 790 * R/termdocmatrix.R (TermDocMatrix2): New modular
102 :     constructor.
103 :    
104 :     * NAMESPACE: Exported termFreq.
105 :    
106 : feinerer 789 2007-10-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
107 :    
108 :     * R/reader.R (readDOC): Added MS Word reader (using antiword).
109 :    
110 : feinerer 788 2007-10-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
111 :    
112 :     * R/weight.R: Weighting functions for TermDocMatrix.
113 :    
114 : feinerer 785 2007-10-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
115 :    
116 :     * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
117 :     functions for accessing dimension, column, and row names.
118 :    
119 :     * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
120 :    
121 : feinerer 779 2007-09-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
122 :    
123 :     * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
124 :    
125 : feinerer 777 2007-08-28 Ingo Feinerer <h0125130@wu-wien.ac.at>
126 :    
127 :     * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
128 :    
129 : feinerer 776 2007-07-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
130 :    
131 :     * R/reader.R (readPDF): Removed manual checks for pdftotext and
132 :     pdfinfo. The system call gives a warning anyway.
133 :    
134 : feinerer 775 2007-07-28 Ingo Feinerer <h0125130@wu-wien.ac.at>
135 :    
136 :     * R/textdoccol.R (asPlain): Conversion from
137 :     StructuredTextDocuments to PlainTextDocuments.
138 :    
139 : feinerer 773 2007-07-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
140 :    
141 : feinerer 774 * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
142 :     for accessing term-document matrices.
143 :    
144 : feinerer 773 * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
145 :     are installed.
146 :    
147 : feinerer 770 2007-07-17 Ingo Feinerer <h0125130@wu-wien.ac.at>
148 :    
149 :     * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
150 :     Christian Buchta.
151 :    
152 : feinerer 768 2007-07-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
153 :    
154 :     * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
155 :    
156 : feinerer 766 2007-07-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
157 :    
158 : feinerer 767 * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
159 :    
160 : feinerer 766 * R/reader.R (readPDF): Added PDF reader.
161 :    
162 : feinerer 765 2007-07-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
163 :    
164 :     * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
165 :    
166 :     * inst/stopwords/english.dat: Added the term "yes" to stopwords.
167 :    
168 :     * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
169 :    
170 :     * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
171 :    
172 : feinerer 763 2007-07-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
173 :    
174 :     * R/distmeasure.R (dissimilarity): Replaced dists call from
175 :     package cba by new dist call from package proxy.
176 :    
177 : feinerer 761 2007-07-10 Ingo Feinerer <h0125130@wu-wien.ac.at>
178 :    
179 :     * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
180 :    
181 : feinerer 760 2007-06-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
182 :    
183 :     * R/termdocmatrix.R: require() uses the quietly option to suppress
184 :     loading messages.
185 :    
186 : feinerer 758 2007-06-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
187 :    
188 :     * R/dictionary.R: Added dictionary support.
189 :    
190 : feinerer 757 2007-06-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
191 :    
192 :     * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
193 :     documents. This simplifies some functions, e.g., asPlain.
194 :    
195 : feinerer 756 2007-06-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
196 :    
197 :     * inst/doc/tm.Rnw: Fixed some typos in vignette.
198 :    
199 : feinerer 755 2007-06-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
200 :    
201 :     * R/textdoccol.R (replaceWords): Added method to replace a set of
202 :     words by a single word. Useful for synonyms.
203 :    
204 : feinerer 754 2007-05-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
205 :    
206 :     * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
207 :    
208 : feinerer 752 2007-05-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
209 :    
210 :     * R/termdocmatrix.R (textvector): Small fix for dealing with empty
211 :     vectors. Thanks to Ariel Maguyon for his error report.
212 :     (removeSparseTerms): New function to remove columns from a
213 :     term-document matrix exceeding a sparse factor.
214 :    
215 : feinerer 751 2007-05-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
216 :    
217 :     * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
218 :    
219 : feinerer 750 2007-05-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
220 :    
221 :     * man/sFilter.Rd: Corrected documentation on statement format (use
222 :     '==' instead of '=').
223 :    
224 : feinerer 749 2007-05-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
225 :    
226 :     * R/aobjects.R (StructuredTextDocument): Inherits from
227 :     TextDocument.
228 :    
229 : feinerer 748 2007-05-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
230 :    
231 :     * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
232 :     on sparse matrices as proposed by Martin Maechler.
233 :    
234 : feinerer 747 2007-04-27 Ingo Feinerer <h0125130@wu-wien.ac.at>
235 :    
236 :     * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
237 :     \pkg{filehash} version makes them deprecated.
238 :    
239 : feinerer 744 2007-04-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
240 :    
241 :     * R/termdocmatrix.R (textvector): Stemming is now performed before
242 :     erasing stopwords.
243 :     (weightMatrix): Adapted to handle sparse matrices.
244 :     (TermDocMatrix): Sparse matrix is now efficiently built by
245 :     direct stepwise insertion of row values into it.
246 :    
247 : feinerer 741 2007-04-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
248 :    
249 :     * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
250 :     due to ongoing problems. For our purposes the latter is as useful
251 :     as the replaced package.
252 :    
253 : feinerer 738 2007-04-20 Ingo Feinerer <h0125130@wu-wien.ac.at>
254 :    
255 :     * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
256 :    
257 :     * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
258 :    
259 : feinerer 737 2007-04-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
260 :    
261 :     * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
262 :     languages with available stopwords.
263 :    
264 : feinerer 736 2007-04-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
265 :    
266 :     * inst/doc/tm.Rnw: Minor corrections in the vignette.
267 :    
268 : feinerer 731 2007-04-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
269 :    
270 : feinerer 732 * DESCRIPTION: Update to version 0.2, since a lot of new features
271 :     have been integrated.
272 : feinerer 731
273 : feinerer 732 * inst/stopwords: Updated existing stopwords and added stopwords
274 :     for various other languages.
275 :    
276 : feinerer 729 2007-04-10 Ingo Feinerer <h0125130@wu-wien.ac.at>
277 :    
278 : feinerer 730 * man/: Updated documentation.
279 :    
280 : feinerer 729 * Work/testDb.R: Script to test database stuff.
281 :    
282 :     * R/: Fixed various database related bugs. Seems to be rather
283 :     useable now, i.e., consider as alpha status for now.
284 :    
285 : feinerer 727 2007-04-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
286 :    
287 :     * R/: Fixed some bugs related to database support.
288 :    
289 : feinerer 726 2007-04-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
290 :    
291 :     * man/: Added a lot of examples to the manuals.
292 :    
293 : feinerer 725 2007-04-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
294 :    
295 :     * man/: Updated parts of the documentation.
296 :    
297 :     * R/textdoccol.R (asPlain): Added conversion from newsgroup
298 :     documents to plain text documents.
299 :    
300 : feinerer 722 2007-04-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
301 :    
302 : feinerer 724 * R/textdoccol.R: Finished experimental database support. Not yet
303 :     intensively tested.
304 :    
305 : feinerer 723 * R/source.R: Now each source has a default reader.
306 :    
307 : feinerer 722 * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
308 :     class anymore.
309 :    
310 :     * R/plaintextdoc.R: Custom show method for plain text documents.
311 :    
312 :     * R/aobjects.R: Added a class for structured text documents.
313 :    
314 :     * R/reader.R: Replaced remaining \code{parser} occurrences with
315 :     \code{reader}.
316 :    
317 :     * R/textdoccol.R (summary): Indent tags.
318 :    
319 : feinerer 725 * R/textdoccol.R (removePunctuation): Transform method to remove
320 : feinerer 722 punctuation marks.
321 :    
322 : feinerer 721 2007-03-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
323 :    
324 :     * R/textdoccol.R (sFilter): Simplified sFilter significantly by
325 :     using prescindMeta().
326 :    
327 : feinerer 719 2007-03-18 Ingo Feinerer <h0125130@wu-wien.ac.at>
328 :    
329 :     * R/textdoccol.R: Improved database support.
330 :    
331 : feinerer 717 2007-03-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
332 :    
333 : feinerer 718 * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
334 :    
335 : feinerer 717 * R/resolve.R (resolveISOcode): Extracts the language from a ISO
336 :     language code.
337 :    
338 :     * R/textdoccol.R (TextDocCol): Refactored several parser arguments
339 :     into parserControl argument.
340 :    
341 :     * R/aobjects.R (TextDocument): Introduced the "Language" slot.
342 :    
343 : feinerer 713 2007-03-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
344 :    
345 : feinerer 715 * Work/tmDataSetup.R: The datasets acq and crude can now be
346 :     created on the fly.
347 :    
348 : feinerer 713 * R/stopwords.R: Introduced a function returning the stopwords for
349 :     a given language (English, German and French at the moment)
350 :    
351 :     * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
352 :     otherwise falls back to Snowball package.
353 :    
354 : feinerer 711 2007-01-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
355 :    
356 :     * man/dissimilarity-methods.Rd: Make clear that any method offered
357 :     by "dists" from package "cba" can be used.
358 :    
359 : feinerer 708 2007-01-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
360 :    
361 : feinerer 710 * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
362 :     to Kurt's latex suggestion. Removed points and underscores in
363 :     variable names for consistent naming.
364 :    
365 : feinerer 708 * DESCRIPTION: Update to version 0.1-2.
366 :    
367 :     * man/TextRepository.Rd: Fixed bug in documentation.
368 :    
369 : feinerer 704 2007-01-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
370 :    
371 :     * DESCRIPTION: Update to version 0.1-1.
372 :    
373 : feinerer 702 2007-01-09 Ingo Feinerer <h0125130@wu-wien.ac.at>
374 :    
375 :     * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
376 :     wordStem.
377 :    
378 : feinerer 698 2007-01-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
379 :    
380 :     * R/: Changes due to Kurt's review.
381 :    
382 : feinerer 694 2006-12-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
383 :    
384 :     * R/: Implemented improvements based upon comments by David
385 :     Meyer.
386 :    
387 : feinerer 691 2006-12-17 Ingo Feinerer <h0125130@wu-wien.ac.at>
388 :    
389 :     * inst/doc/: Rewrote vignette.
390 :    
391 :     * man/: Improved documentation.
392 :    
393 : feinerer 690 2006-12-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
394 :    
395 :     * man/: Updated documentation.
396 :    
397 :     * DESCRIPTION: Changed package name to "tm". Updated version to
398 :     0.1 for first CRAN release.
399 :    
400 :     * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
401 :     list archive example.
402 :    
403 :     * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
404 :     archive example.
405 :    
406 :     * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
407 :     from (several mails per box) mbox format to (single mail per file)
408 :     eml format.
409 :    
410 : feinerer 689 2006-12-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
411 :    
412 :     * data/crude.rda: Rebuilt.
413 :    
414 :     * data/acq.rda: Rebuilt.
415 :    
416 :     * R/reader.R: Factored out reader and parser methods from
417 :     textdoccol.R.
418 :    
419 :     * R/source.R: Factored out Source methods from aobjects.R and
420 :     textdoccol.R.
421 :     (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
422 :     feeds.
423 :    
424 :     * R/textdoccol.R (DirSource): Added support for recursive
425 :     traversal of directories.
426 :    
427 :     2006-12-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
428 :    
429 :     * R/textdoccol.R ([[): Loads the document corpus automatically
430 :     into memory upon access.
431 :     (tm_transform, tm_filter): Removed several checks whether the
432 :     document is already loaded ([[ ensures this now).
433 :     (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
434 :     mailing list archive.
435 :    
436 :     2006-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
437 :    
438 :     * R/aobjects.R (TextDocument): Is now a virtual class.
439 :     (Source): Is now a virtual class.
440 :    
441 :     2006-12-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
442 :    
443 :     * R/textdoccol.R (c): Support for an arbitrary number of document
444 :     collections.
445 :    
446 : feinerer 77 2006-11-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
447 :    
448 :     * R/textrepo.R: Updated TextRepository (constructor), append_elem,
449 :     append_meta and remove_meta.
450 :    
451 :     * R/textdoccol.R: Removed modify_metadata method.
452 :    
453 :     * R/textrepo.R: Removed modify_metadata method.
454 :    
455 :     * R/textdoccol.R (remove_meta): Supports removal of document
456 :     collection metadata and document (= in data frame) metadata.
457 :    
458 : feinerer 76 2006-11-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
459 :    
460 :     * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
461 :    
462 :     * data/crude.rda: Rebuilt.
463 :    
464 :     * data/acq.rda: Rebuilt.
465 :    
466 :     * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
467 :    
468 :     * R/textdoccol.R ([): Bug fix for subsetting a document
469 :     collection's data frame.
470 :    
471 : feinerer 75 2006-11-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
472 :    
473 :     * R/textdoccol.R: Bug fixes in s_filter. Added full query support
474 :     to s_filter.
475 :    
476 :     * R/textdoccol.R: Local text documents' metadata can now be copied
477 :     to a document collection's data frame with prescind_meta.
478 :    
479 : feinerer 73 2006-11-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
480 :    
481 : feinerer 74 * R/: Text documents' slot metadata is now accessible in s_filter.
482 :    
483 : feinerer 73 * R/: Rewrote s_filter function (has still some restrictions).
484 :    
485 : feinerer 72 2006-11-20 Ingo Feinerer <h0125130@wu-wien.ac.at>
486 :    
487 :     * R/: Various fixes in handling metadata.
488 :    
489 :     * R/: Added update mechanism for text document collections.
490 :    
491 : feinerer 71 2006-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
492 :    
493 :     * R/: Merging of document collections now creates a binary tree
494 :     for reconstructing merged document collections.
495 :    
496 :     * R/: Redesign of metadata for document collections.
497 :    
498 : feinerer 70 2006-11-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
499 :    
500 :     * R/: Messages now use \code{ngettext}.
501 :    
502 : feinerer 69 2006-11-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
503 :    
504 :     * R/: Added functions for modifying and removing metadata.
505 :    
506 : feinerer 67 2006-11-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
507 :    
508 :     * man/: Updated some documentation.
509 :    
510 :     * R/: Corrected some connection issues.
511 :    
512 :     * inst/doc: Worked on the vignette.
513 :    
514 : feinerer 65 2006-10-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
515 :    
516 : feinerer 66 * inst/: Added texts and started vignette.
517 :    
518 : feinerer 65 * R/: Final changes based upon David's comments.
519 :    
520 : feinerer 64 2006-10-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
521 :    
522 :     * NAMESPACE: Corrected exports (generic methods need exportMethods
523 :     directives!).
524 :    
525 : feinerer 63 2006-10-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
526 :    
527 :     * R/: Modified the TextDocCol constructur and various parsers. It
528 :     is now modular and supports various file formats via plugins (see
529 :     the new "Source" class).
530 :    
531 : feinerer 62 2006-10-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
532 :    
533 :     * man/: Revised documentation after previous code changes.
534 :    
535 : feinerer 61 2006-10-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
536 :    
537 :     * R/: Remaining changes as discussed with David.
538 :    
539 : feinerer 60 2006-10-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
540 :    
541 :     * R/: Some changes as suggested by David. The rest will follow
542 :     within the next days.
543 :    
544 : feinerer 59 2006-09-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
545 :    
546 :     * man/: Finished documentation.
547 :    
548 : feinerer 58 2006-09-25 Ingo Feinerer <h0125130@wu-wien.ac.at>
549 :    
550 :     * man/: Wrote some documentation.
551 :    
552 : feinerer 56 2006-09-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
553 :    
554 :     * R/: Further syntactic sugar in form of additional assignment and
555 :     accessor methods.
556 :    
557 : feinerer 54 2006-09-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
558 :    
559 :     * R/: Syntactic sugar in form of "length", "show" and "summary"
560 : feinerer 56 operators.
561 : feinerer 54
562 : feinerer 53 2006-08-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
563 :    
564 :     * R/: Diverse updates. Mainly on default operators ("[" or "c")
565 :     and dissimilarities.
566 :    
567 : feinerer 52 2006-08-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
568 :    
569 :     * R/: Added similarity functions.
570 :    
571 :     * data/: Added english stopwords.
572 :    
573 : feinerer 50 2006-08-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
574 :    
575 : feinerer 51 * data/: Examples compiled for new features
576 :    
577 :     * R/: Changes due to new structure.
578 :    
579 : feinerer 50 * NAMESPACE: Corrected namespace to reflect new structure.
580 :    
581 :     * R/termdocmatrix.R: Adapted for new naming scheme.
582 :    
583 : feinerer 49 2006-08-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
584 :    
585 :     * R/textdoccol.R: Adapted code for new class structure. Wrote
586 :     several transform and filter functions operating on text document
587 :     collections (alias text document databases).
588 :    
589 :     * R/aobjects.R: Adapted class structure with inheritance,
590 :     repositories and additional meta data. Loading files on demand is
591 :     now possible.
592 :    
593 : feinerer 48 2006-07-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
594 :    
595 :     * R/: Some cosmetic cleanups.
596 :    
597 :     * inst/: Removed vignette on clustering. That and much more is now
598 :     described in the JSS paper on text mining. Based upon that
599 :     article an elaborated vignette will be incorporated in the future.
600 :    
601 : feinerer 42 2006-07-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
602 :    
603 :     * R/: Updated generic S4 methods to comply with signature changes
604 :     in newer versions of R (> 2.3)
605 :    
606 : feinerer 41 2006-03-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
607 :    
608 :     * ext/R/importRIS.R: Automatic RIS import is now possible.
609 :    
610 : feinerer 40 2006-02-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
611 :    
612 :     * R/textdoccol.R: Added RIS HTML input format.
613 :    
614 : feinerer 39 2006-01-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
615 :    
616 :     * R/textdoccol.R: Removed bug that caused invalid text document
617 :     collections when handling many input files.
618 :    
619 : feinerer 36 2006-01-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
620 :    
621 : feinerer 37 * R/textdoccol.R: Restructured and extended file import
622 :     mechanism.
623 :    
624 : feinerer 36 * inst/doc/clustering.Rnw: Adapted vignette for use with
625 :     ReutNews.rda
626 :    
627 :     * man/ReutNews.Rd: Documentation for ReutNews.rda
628 :    
629 :     * data/ReutNews.rda: A tiny Reuters21578 example data set.
630 :    
631 : feinerer 34 2005-12-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
632 :    
633 :     * inst/doc/clustering.Rnw: Wrote a small vignette to present the
634 :     clustering facilities of this package.
635 :    
636 : feinerer 33 2005-12-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
637 :    
638 :     * R/aobjects.R: Changed package document structure to avoid class
639 :     dependency problems.
640 :    
641 : feinerer 28 2005-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
642 :    
643 : feinerer 799 * Wrote a script for the ModLewis Split for the Reuters-21578 XML
644 : feinerer 29 data set.
645 :    
646 : feinerer 799 * Finished documentation and reordered directory structure. Now "R
647 : feinerer 28 CMD check textmin" works without errors.
648 :    
649 : feinerer 27 2005-12-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
650 :    
651 :     * src/: Various splits can now be easily created for the
652 :     Reuters21578 data set.
653 :    
654 : feinerer 26 2005-12-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
655 :    
656 : feinerer 799 * Updated documentation
657 : feinerer 26
658 : feinerer 25 2005-11-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
659 :    
660 : feinerer 799 * Wrote R documentation for some classes and methods.
661 : feinerer 25
662 : feinerer 21 2005-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
663 :    
664 : feinerer 22 * R/textdoccol.R: Constructor of textdoccol allows import of CSV
665 :     files. See the questionnaire data/Umfrage.csv for such an example.
666 : feinerer 23 We are now able to import files in Reuters-21578 XML format.
667 : feinerer 22
668 : feinerer 799 * Changed class interfaces in various files. Weighting of the text
669 : feinerer 21 matrix is now possible.
670 :    
671 : feinerer 20 2005-11-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
672 :    
673 :     * R/textdoccol.R: One can build term-document matrices if
674 :     nessecary (with buildTDM(...)) and fill the field tdm from a text
675 :     document collection with it.
676 :    
677 :     * R/textmatrix.R: Wrote S4 class for term-document matrices.
678 :    
679 : feinerer 19 2005-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
680 :    
681 :     * R/textdoccol.R: We now can read in a whole XML file with several
682 :     news items.
683 :    
684 : feinerer 17 2005-11-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
685 :    
686 :     * R/textdoccol.R: Set up an S4 class for a collection of text
687 :     documents. A first attempt to read in XML input (like the RCV1
688 :     set) was made.
689 :    
690 :     * R/textdocument.R: Set up an S4 class for text documents. Wrote
691 :     some accessor functions.
692 :    
693 :     * data/newsitem.xml: Added this XML file for testing purposes. It
694 :     contains a single news item from the Reuters Corpus Volume 1
695 :     (RCV1) XML set.
696 :    
697 : feinerer 16 2005-10-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
698 :    
699 :     * R/textmatrix.R (textmatrix): Removed the transpose of the original
700 :     textmatrix as k-means clustering provided by R (kmeans) now works on
701 :     this textmatrix. The result is a k-means text clustering with a
702 :     similarity measure based upon word frequences.
703 :    
704 :     2005-10-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
705 :    
706 :     * R/textmatrix.R: Adapted the preprocessing code from the R
707 :     package "lsa" written by Fridolin Wild to build a document text matrix.
708 :    
709 :     2005-10-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
710 :    
711 : feinerer 799 * 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