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Revision 886 - (view) (download)

1 : feinerer 886 2009-01-29 Ingo Feinerer <feinerer@logic.at>
2 :    
3 :     * DESCRIPTION: Speed up package loading (via moving packages not
4 :     strictly necessary for normal operation to Suggests instead of
5 :     Depends).
6 :    
7 : feinerer 882 2009-01-08 Ingo Feinerer <feinerer@logic.at>
8 :    
9 :     * R/reader.R (readNewsgroup): The date format is now configurable.
10 :    
11 : feinerer 881 2008-12-20 Ingo Feinerer <feinerer@logic.at>
12 :    
13 :     * R/preprocess.R (convertMboxEml): Fix off-by-one error.
14 :    
15 : feinerer 877 2008-12-16 Ingo Feinerer <feinerer@logic.at>
16 :    
17 :     * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
18 :    
19 : feinerer 875 2008-12-06 Ingo Feinerer <feinerer@logic.at>
20 :    
21 : feinerer 876 * R/source.R (DataframeSource): New source class for data frames.
22 :    
23 : feinerer 875 * R/source.R: Fixed non-standard call evaluation.
24 :    
25 : feinerer 874 2008-11-29 Ingo Feinerer <feinerer@logic.at>
26 :    
27 :     * R/source.R (URISource): New source class for a single document.
28 :    
29 : feinerer 873 2008-11-27 Ingo Feinerer <feinerer@logic.at>
30 :    
31 :     * R/source.R: Refactoring.
32 :    
33 : feinerer 872 2008-11-25 Ingo Feinerer <feinerer@logic.at>
34 :    
35 :     * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
36 :     Rmpi installations more gracefully.
37 :    
38 : feinerer 869 2008-11-08 Ingo Feinerer <feinerer@logic.at>
39 :    
40 :     * R/source.R (Source): Add Length slot.
41 :    
42 :     2008-11-06 Ingo Feinerer <feinerer@logic.at>
43 :    
44 :     * R/AAA.R: Unify duplicated .onLoad function.
45 :    
46 : feinerer 868 2008-11-03 Ingo Feinerer <feinerer@logic.at>
47 :    
48 :     * DESCRIPTION (Suggests): Added Rmpi.
49 :    
50 : feinerer 866 2008-11-02 Ingo Feinerer <feinerer@logic.at>
51 :    
52 :     * R/source.R (getElem): Fix 'no visible binding' warning.
53 :    
54 :     * man/WeightFunction.Rd: Fix signature.
55 :    
56 : feinerer 865 2008-08-03 Ingo Feinerer <feinerer@logic.at>
57 :    
58 :     * R/weight.R: Introduce name abbreviations for weighting functions.
59 :    
60 : feinerer 861 2008-07-24 Ingo Feinerer <feinerer@logic.at>
61 :    
62 :     * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
63 :    
64 :     * R/cluster.R: Provide convenience functions for using a MPI
65 :     cluster.
66 :    
67 :     * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
68 :     available.
69 :    
70 :     * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
71 :     available.
72 :    
73 : feinerer 860 2008-07-17 Ingo Feinerer <feinerer@logic.at>
74 :    
75 :     * R/textdoccol.R (lapply): Removed debug print out.
76 :    
77 : feinerer 856 2008-06-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
78 :    
79 :     * R/reader.R (readRCV1): Improved meta data extraction from
80 :     Reuters Corpus Volume 1 documents.
81 :    
82 : feinerer 855 2008-05-25 Ingo Feinerer <h0125130@wu-wien.ac.at>
83 :    
84 :     * R/transform.R: Ensure that all mappings preserve multiline
85 :     structures.
86 :    
87 : feinerer 854 2008-05-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
88 :    
89 :     * R/filter.R: Every filter has now an attribute indicating whether
90 :     it sould be applied to document level (doclevel).
91 :    
92 :     * R/textdoccol.R (tmFilter): Set searchFullText as new default
93 :     filter.
94 :    
95 : feinerer 838 2008-04-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
96 :    
97 :     * R/transform.R (replacePatterns): Replaced removeWords by
98 :     replacePatterns. Suggested by Christian Buchta.
99 :    
100 :     * R/textdoccol.R (inspect): Improved formatting.
101 :    
102 : feinerer 836 2008-04-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
103 :    
104 :     * inst/CITATION: Updated JSS article information.
105 :    
106 :     * R/textdoccol.R (setAs): Added coerce method from list to
107 :     corpus.
108 :    
109 :     * R/meta.R (meta): Improved meta data handling.
110 :    
111 : feinerer 833 2008-03-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
112 :    
113 :     * R/textdoccol.R (materialize, tmMap): Improvements suggested by
114 :     Christian Buchta.
115 :    
116 :     * inst/CITATION: Added template to include JSS article reference.
117 :    
118 : feinerer 831 2008-03-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
119 :    
120 :     * R/textdoccol.R (tmMap): Introduced lazy mapping.
121 :    
122 : feinerer 832 * R/source.R: Added VectorSource.
123 :    
124 : feinerer 825 2008-02-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
125 :    
126 :     * man/: Language codes should be in ISO 639-1 format.
127 :    
128 : feinerer 826 * R/textdoccol.R (asPlain): Preserve local meta data.
129 :    
130 : feinerer 819 2008-01-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
131 :    
132 :     * R/textdoccol.R (writeCorpus): Function for writing a corpus
133 :     containing plain text documents to disk.
134 :    
135 : feinerer 817 2008-01-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
136 :    
137 :     * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
138 :     always set correctly.
139 :    
140 :     * R/textdoccol.R: Set load = TRUE as default for load on demand
141 :     since in most cases this is the wanted behaviour.
142 :    
143 : feinerer 816 2008-01-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
144 :    
145 :     * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
146 :    
147 :     * DESCRIPTION: Updated Version to 0.3 due to core name changes.
148 :    
149 : feinerer 813 2008-01-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
150 :    
151 :     * R/meta.R (meta): New function for consistent access to meta data
152 :     of document collections, repositories, and texts.
153 :    
154 : feinerer 810 2008-01-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
155 :    
156 :     * R/: Better support for encodings.
157 :    
158 : feinerer 808 2008-01-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
159 :    
160 :     * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
161 :     selection when no reader argument is given.
162 :    
163 : feinerer 807 2008-01-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
164 :    
165 :     * R/source.R (CSVSource): Now uses read.csv instead of scan
166 :     internally.
167 :    
168 : feinerer 806 2008-01-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
169 :    
170 :     * R/reader.R (getReaders): Returns available reader functions.
171 :    
172 :     * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
173 :     as default.
174 :    
175 : feinerer 802 2007-12-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
176 :    
177 :     * R/stopwords.R (stopwords): Shortened code, removed codetools
178 :     variable warnings.
179 :    
180 :     * man/: Documentation for showMeta, added an example for tmMap.
181 :    
182 :     * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
183 :     some minor typos fixed.
184 :    
185 : feinerer 801 2007-12-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
186 :    
187 :     * R/aobjects.R (showMeta): Added method for pretty printing a
188 :     text document's meta data.
189 :    
190 : feinerer 799 2007-11-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
191 :    
192 :     * R/textdoccol.R (TextDocCol): Better handling of empty
193 :     arguments.
194 :    
195 :     * NAMESPACE: Exported readDOC.
196 :    
197 : feinerer 800 * man/completeStems.Rd: Added an example.
198 :    
199 : feinerer 797 2007-11-18 Ingo Feinerer <h0125130@wu-wien.ac.at>
200 : feinerer 796
201 : feinerer 797 * R/stopwords.R (stopwords): Look up .dat files at every
202 :     call. Allows users to modify stopword .dat files interactively.
203 :    
204 :     2007-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
205 :    
206 : feinerer 796 * R/termdocmatrix.R (termFreq): Correct processing of empty
207 :     documents.
208 :    
209 : feinerer 795 2007-10-27 Ingo Feinerer <h0125130@wu-wien.ac.at>
210 :    
211 :     * man/: Updated documentation.
212 :    
213 : feinerer 790 2007-10-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
214 :    
215 : feinerer 793 * R/complete.R (completeStems): Completes (heuristically) word
216 :     stems.
217 :    
218 : feinerer 790 * R/termdocmatrix.R (TermDocMatrix2): New modular
219 :     constructor.
220 :    
221 :     * NAMESPACE: Exported termFreq.
222 :    
223 : feinerer 789 2007-10-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
224 :    
225 :     * R/reader.R (readDOC): Added MS Word reader (using antiword).
226 :    
227 : feinerer 788 2007-10-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
228 :    
229 :     * R/weight.R: Weighting functions for TermDocMatrix.
230 :    
231 : feinerer 785 2007-10-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
232 :    
233 :     * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
234 :     functions for accessing dimension, column, and row names.
235 :    
236 :     * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
237 :    
238 : feinerer 779 2007-09-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
239 :    
240 :     * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
241 :    
242 : feinerer 777 2007-08-28 Ingo Feinerer <h0125130@wu-wien.ac.at>
243 :    
244 :     * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
245 :    
246 : feinerer 776 2007-07-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
247 :    
248 :     * R/reader.R (readPDF): Removed manual checks for pdftotext and
249 :     pdfinfo. The system call gives a warning anyway.
250 :    
251 : feinerer 775 2007-07-28 Ingo Feinerer <h0125130@wu-wien.ac.at>
252 :    
253 :     * R/textdoccol.R (asPlain): Conversion from
254 :     StructuredTextDocuments to PlainTextDocuments.
255 :    
256 : feinerer 773 2007-07-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
257 :    
258 : feinerer 774 * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
259 :     for accessing term-document matrices.
260 :    
261 : feinerer 773 * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
262 :     are installed.
263 :    
264 : feinerer 770 2007-07-17 Ingo Feinerer <h0125130@wu-wien.ac.at>
265 :    
266 :     * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
267 :     Christian Buchta.
268 :    
269 : feinerer 768 2007-07-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
270 :    
271 :     * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
272 :    
273 : feinerer 766 2007-07-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
274 :    
275 : feinerer 767 * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
276 :    
277 : feinerer 766 * R/reader.R (readPDF): Added PDF reader.
278 :    
279 : feinerer 765 2007-07-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
280 :    
281 :     * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
282 :    
283 :     * inst/stopwords/english.dat: Added the term "yes" to stopwords.
284 :    
285 :     * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
286 :    
287 :     * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
288 :    
289 : feinerer 763 2007-07-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
290 :    
291 :     * R/distmeasure.R (dissimilarity): Replaced dists call from
292 :     package cba by new dist call from package proxy.
293 :    
294 : feinerer 761 2007-07-10 Ingo Feinerer <h0125130@wu-wien.ac.at>
295 :    
296 :     * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
297 :    
298 : feinerer 760 2007-06-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
299 :    
300 :     * R/termdocmatrix.R: require() uses the quietly option to suppress
301 :     loading messages.
302 :    
303 : feinerer 758 2007-06-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
304 :    
305 :     * R/dictionary.R: Added dictionary support.
306 :    
307 : feinerer 757 2007-06-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
308 :    
309 :     * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
310 :     documents. This simplifies some functions, e.g., asPlain.
311 :    
312 : feinerer 756 2007-06-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
313 :    
314 :     * inst/doc/tm.Rnw: Fixed some typos in vignette.
315 :    
316 : feinerer 755 2007-06-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
317 :    
318 :     * R/textdoccol.R (replaceWords): Added method to replace a set of
319 :     words by a single word. Useful for synonyms.
320 :    
321 : feinerer 754 2007-05-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
322 :    
323 :     * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
324 :    
325 : feinerer 752 2007-05-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
326 :    
327 :     * R/termdocmatrix.R (textvector): Small fix for dealing with empty
328 :     vectors. Thanks to Ariel Maguyon for his error report.
329 :     (removeSparseTerms): New function to remove columns from a
330 :     term-document matrix exceeding a sparse factor.
331 :    
332 : feinerer 751 2007-05-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
333 :    
334 :     * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
335 :    
336 : feinerer 750 2007-05-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
337 :    
338 :     * man/sFilter.Rd: Corrected documentation on statement format (use
339 :     '==' instead of '=').
340 :    
341 : feinerer 749 2007-05-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
342 :    
343 :     * R/aobjects.R (StructuredTextDocument): Inherits from
344 :     TextDocument.
345 :    
346 : feinerer 748 2007-05-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
347 :    
348 :     * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
349 :     on sparse matrices as proposed by Martin Maechler.
350 :    
351 : feinerer 747 2007-04-27 Ingo Feinerer <h0125130@wu-wien.ac.at>
352 :    
353 :     * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
354 :     \pkg{filehash} version makes them deprecated.
355 :    
356 : feinerer 744 2007-04-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
357 :    
358 :     * R/termdocmatrix.R (textvector): Stemming is now performed before
359 :     erasing stopwords.
360 :     (weightMatrix): Adapted to handle sparse matrices.
361 :     (TermDocMatrix): Sparse matrix is now efficiently built by
362 :     direct stepwise insertion of row values into it.
363 :    
364 : feinerer 741 2007-04-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
365 :    
366 :     * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
367 :     due to ongoing problems. For our purposes the latter is as useful
368 :     as the replaced package.
369 :    
370 : feinerer 738 2007-04-20 Ingo Feinerer <h0125130@wu-wien.ac.at>
371 :    
372 :     * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
373 :    
374 :     * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
375 :    
376 : feinerer 737 2007-04-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
377 :    
378 :     * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
379 :     languages with available stopwords.
380 :    
381 : feinerer 736 2007-04-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
382 :    
383 :     * inst/doc/tm.Rnw: Minor corrections in the vignette.
384 :    
385 : feinerer 731 2007-04-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
386 :    
387 : feinerer 732 * DESCRIPTION: Update to version 0.2, since a lot of new features
388 :     have been integrated.
389 : feinerer 731
390 : feinerer 732 * inst/stopwords: Updated existing stopwords and added stopwords
391 :     for various other languages.
392 :    
393 : feinerer 729 2007-04-10 Ingo Feinerer <h0125130@wu-wien.ac.at>
394 :    
395 : feinerer 730 * man/: Updated documentation.
396 :    
397 : feinerer 729 * Work/testDb.R: Script to test database stuff.
398 :    
399 :     * R/: Fixed various database related bugs. Seems to be rather
400 :     useable now, i.e., consider as alpha status for now.
401 :    
402 : feinerer 727 2007-04-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
403 :    
404 :     * R/: Fixed some bugs related to database support.
405 :    
406 : feinerer 726 2007-04-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
407 :    
408 :     * man/: Added a lot of examples to the manuals.
409 :    
410 : feinerer 725 2007-04-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
411 :    
412 :     * man/: Updated parts of the documentation.
413 :    
414 :     * R/textdoccol.R (asPlain): Added conversion from newsgroup
415 :     documents to plain text documents.
416 :    
417 : feinerer 722 2007-04-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
418 :    
419 : feinerer 724 * R/textdoccol.R: Finished experimental database support. Not yet
420 :     intensively tested.
421 :    
422 : feinerer 723 * R/source.R: Now each source has a default reader.
423 :    
424 : feinerer 722 * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
425 :     class anymore.
426 :    
427 :     * R/plaintextdoc.R: Custom show method for plain text documents.
428 :    
429 :     * R/aobjects.R: Added a class for structured text documents.
430 :    
431 :     * R/reader.R: Replaced remaining \code{parser} occurrences with
432 :     \code{reader}.
433 :    
434 :     * R/textdoccol.R (summary): Indent tags.
435 :    
436 : feinerer 725 * R/textdoccol.R (removePunctuation): Transform method to remove
437 : feinerer 722 punctuation marks.
438 :    
439 : feinerer 721 2007-03-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
440 :    
441 :     * R/textdoccol.R (sFilter): Simplified sFilter significantly by
442 :     using prescindMeta().
443 :    
444 : feinerer 719 2007-03-18 Ingo Feinerer <h0125130@wu-wien.ac.at>
445 :    
446 :     * R/textdoccol.R: Improved database support.
447 :    
448 : feinerer 717 2007-03-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
449 :    
450 : feinerer 718 * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
451 :    
452 : feinerer 717 * R/resolve.R (resolveISOcode): Extracts the language from a ISO
453 :     language code.
454 :    
455 :     * R/textdoccol.R (TextDocCol): Refactored several parser arguments
456 :     into parserControl argument.
457 :    
458 :     * R/aobjects.R (TextDocument): Introduced the "Language" slot.
459 :    
460 : feinerer 713 2007-03-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
461 :    
462 : feinerer 715 * Work/tmDataSetup.R: The datasets acq and crude can now be
463 :     created on the fly.
464 :    
465 : feinerer 713 * R/stopwords.R: Introduced a function returning the stopwords for
466 :     a given language (English, German and French at the moment)
467 :    
468 :     * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
469 :     otherwise falls back to Snowball package.
470 :    
471 : feinerer 711 2007-01-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
472 :    
473 :     * man/dissimilarity-methods.Rd: Make clear that any method offered
474 :     by "dists" from package "cba" can be used.
475 :    
476 : feinerer 708 2007-01-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
477 :    
478 : feinerer 710 * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
479 :     to Kurt's latex suggestion. Removed points and underscores in
480 :     variable names for consistent naming.
481 :    
482 : feinerer 708 * DESCRIPTION: Update to version 0.1-2.
483 :    
484 :     * man/TextRepository.Rd: Fixed bug in documentation.
485 :    
486 : feinerer 704 2007-01-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
487 :    
488 :     * DESCRIPTION: Update to version 0.1-1.
489 :    
490 : feinerer 702 2007-01-09 Ingo Feinerer <h0125130@wu-wien.ac.at>
491 :    
492 :     * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
493 :     wordStem.
494 :    
495 : feinerer 698 2007-01-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
496 :    
497 :     * R/: Changes due to Kurt's review.
498 :    
499 : feinerer 694 2006-12-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
500 :    
501 :     * R/: Implemented improvements based upon comments by David
502 :     Meyer.
503 :    
504 : feinerer 691 2006-12-17 Ingo Feinerer <h0125130@wu-wien.ac.at>
505 :    
506 :     * inst/doc/: Rewrote vignette.
507 :    
508 :     * man/: Improved documentation.
509 :    
510 : feinerer 690 2006-12-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
511 :    
512 :     * man/: Updated documentation.
513 :    
514 :     * DESCRIPTION: Changed package name to "tm". Updated version to
515 :     0.1 for first CRAN release.
516 :    
517 :     * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
518 :     list archive example.
519 :    
520 :     * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
521 :     archive example.
522 :    
523 :     * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
524 :     from (several mails per box) mbox format to (single mail per file)
525 :     eml format.
526 :    
527 : feinerer 689 2006-12-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
528 :    
529 :     * data/crude.rda: Rebuilt.
530 :    
531 :     * data/acq.rda: Rebuilt.
532 :    
533 :     * R/reader.R: Factored out reader and parser methods from
534 :     textdoccol.R.
535 :    
536 :     * R/source.R: Factored out Source methods from aobjects.R and
537 :     textdoccol.R.
538 :     (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
539 :     feeds.
540 :    
541 :     * R/textdoccol.R (DirSource): Added support for recursive
542 :     traversal of directories.
543 :    
544 :     2006-12-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
545 :    
546 :     * R/textdoccol.R ([[): Loads the document corpus automatically
547 :     into memory upon access.
548 :     (tm_transform, tm_filter): Removed several checks whether the
549 :     document is already loaded ([[ ensures this now).
550 :     (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
551 :     mailing list archive.
552 :    
553 :     2006-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
554 :    
555 :     * R/aobjects.R (TextDocument): Is now a virtual class.
556 :     (Source): Is now a virtual class.
557 :    
558 :     2006-12-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
559 :    
560 :     * R/textdoccol.R (c): Support for an arbitrary number of document
561 :     collections.
562 :    
563 : feinerer 77 2006-11-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
564 :    
565 :     * R/textrepo.R: Updated TextRepository (constructor), append_elem,
566 :     append_meta and remove_meta.
567 :    
568 :     * R/textdoccol.R: Removed modify_metadata method.
569 :    
570 :     * R/textrepo.R: Removed modify_metadata method.
571 :    
572 :     * R/textdoccol.R (remove_meta): Supports removal of document
573 :     collection metadata and document (= in data frame) metadata.
574 :    
575 : feinerer 76 2006-11-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
576 :    
577 :     * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
578 :    
579 :     * data/crude.rda: Rebuilt.
580 :    
581 :     * data/acq.rda: Rebuilt.
582 :    
583 :     * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
584 :    
585 :     * R/textdoccol.R ([): Bug fix for subsetting a document
586 :     collection's data frame.
587 :    
588 : feinerer 75 2006-11-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
589 :    
590 :     * R/textdoccol.R: Bug fixes in s_filter. Added full query support
591 :     to s_filter.
592 :    
593 :     * R/textdoccol.R: Local text documents' metadata can now be copied
594 :     to a document collection's data frame with prescind_meta.
595 :    
596 : feinerer 73 2006-11-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
597 :    
598 : feinerer 74 * R/: Text documents' slot metadata is now accessible in s_filter.
599 :    
600 : feinerer 73 * R/: Rewrote s_filter function (has still some restrictions).
601 :    
602 : feinerer 72 2006-11-20 Ingo Feinerer <h0125130@wu-wien.ac.at>
603 :    
604 :     * R/: Various fixes in handling metadata.
605 :    
606 :     * R/: Added update mechanism for text document collections.
607 :    
608 : feinerer 71 2006-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
609 :    
610 :     * R/: Merging of document collections now creates a binary tree
611 :     for reconstructing merged document collections.
612 :    
613 :     * R/: Redesign of metadata for document collections.
614 :    
615 : feinerer 70 2006-11-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
616 :    
617 :     * R/: Messages now use \code{ngettext}.
618 :    
619 : feinerer 69 2006-11-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
620 :    
621 :     * R/: Added functions for modifying and removing metadata.
622 :    
623 : feinerer 67 2006-11-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
624 :    
625 :     * man/: Updated some documentation.
626 :    
627 :     * R/: Corrected some connection issues.
628 :    
629 :     * inst/doc: Worked on the vignette.
630 :    
631 : feinerer 65 2006-10-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
632 :    
633 : feinerer 66 * inst/: Added texts and started vignette.
634 :    
635 : feinerer 65 * R/: Final changes based upon David's comments.
636 :    
637 : feinerer 64 2006-10-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
638 :    
639 :     * NAMESPACE: Corrected exports (generic methods need exportMethods
640 :     directives!).
641 :    
642 : feinerer 63 2006-10-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
643 :    
644 :     * R/: Modified the TextDocCol constructur and various parsers. It
645 :     is now modular and supports various file formats via plugins (see
646 :     the new "Source" class).
647 :    
648 : feinerer 62 2006-10-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
649 :    
650 :     * man/: Revised documentation after previous code changes.
651 :    
652 : feinerer 61 2006-10-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
653 :    
654 :     * R/: Remaining changes as discussed with David.
655 :    
656 : feinerer 60 2006-10-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
657 :    
658 :     * R/: Some changes as suggested by David. The rest will follow
659 :     within the next days.
660 :    
661 : feinerer 59 2006-09-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
662 :    
663 :     * man/: Finished documentation.
664 :    
665 : feinerer 58 2006-09-25 Ingo Feinerer <h0125130@wu-wien.ac.at>
666 :    
667 :     * man/: Wrote some documentation.
668 :    
669 : feinerer 56 2006-09-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
670 :    
671 :     * R/: Further syntactic sugar in form of additional assignment and
672 :     accessor methods.
673 :    
674 : feinerer 54 2006-09-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
675 :    
676 :     * R/: Syntactic sugar in form of "length", "show" and "summary"
677 : feinerer 56 operators.
678 : feinerer 54
679 : feinerer 53 2006-08-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
680 :    
681 :     * R/: Diverse updates. Mainly on default operators ("[" or "c")
682 :     and dissimilarities.
683 :    
684 : feinerer 52 2006-08-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
685 :    
686 :     * R/: Added similarity functions.
687 :    
688 :     * data/: Added english stopwords.
689 :    
690 : feinerer 50 2006-08-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
691 :    
692 : feinerer 51 * data/: Examples compiled for new features
693 :    
694 :     * R/: Changes due to new structure.
695 :    
696 : feinerer 50 * NAMESPACE: Corrected namespace to reflect new structure.
697 :    
698 :     * R/termdocmatrix.R: Adapted for new naming scheme.
699 :    
700 : feinerer 49 2006-08-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
701 :    
702 :     * R/textdoccol.R: Adapted code for new class structure. Wrote
703 :     several transform and filter functions operating on text document
704 :     collections (alias text document databases).
705 :    
706 :     * R/aobjects.R: Adapted class structure with inheritance,
707 :     repositories and additional meta data. Loading files on demand is
708 :     now possible.
709 :    
710 : feinerer 48 2006-07-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
711 :    
712 :     * R/: Some cosmetic cleanups.
713 :    
714 :     * inst/: Removed vignette on clustering. That and much more is now
715 :     described in the JSS paper on text mining. Based upon that
716 :     article an elaborated vignette will be incorporated in the future.
717 :    
718 : feinerer 42 2006-07-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
719 :    
720 :     * R/: Updated generic S4 methods to comply with signature changes
721 :     in newer versions of R (> 2.3)
722 :    
723 : feinerer 41 2006-03-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
724 :    
725 :     * ext/R/importRIS.R: Automatic RIS import is now possible.
726 :    
727 : feinerer 40 2006-02-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
728 :    
729 :     * R/textdoccol.R: Added RIS HTML input format.
730 :    
731 : feinerer 39 2006-01-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
732 :    
733 :     * R/textdoccol.R: Removed bug that caused invalid text document
734 :     collections when handling many input files.
735 :    
736 : feinerer 36 2006-01-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
737 :    
738 : feinerer 37 * R/textdoccol.R: Restructured and extended file import
739 :     mechanism.
740 :    
741 : feinerer 36 * inst/doc/clustering.Rnw: Adapted vignette for use with
742 :     ReutNews.rda
743 :    
744 :     * man/ReutNews.Rd: Documentation for ReutNews.rda
745 :    
746 :     * data/ReutNews.rda: A tiny Reuters21578 example data set.
747 :    
748 : feinerer 34 2005-12-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
749 :    
750 :     * inst/doc/clustering.Rnw: Wrote a small vignette to present the
751 :     clustering facilities of this package.
752 :    
753 : feinerer 33 2005-12-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
754 :    
755 :     * R/aobjects.R: Changed package document structure to avoid class
756 :     dependency problems.
757 :    
758 : feinerer 28 2005-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
759 :    
760 : feinerer 799 * Wrote a script for the ModLewis Split for the Reuters-21578 XML
761 : feinerer 29 data set.
762 :    
763 : feinerer 799 * Finished documentation and reordered directory structure. Now "R
764 : feinerer 28 CMD check textmin" works without errors.
765 :    
766 : feinerer 27 2005-12-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
767 :    
768 :     * src/: Various splits can now be easily created for the
769 :     Reuters21578 data set.
770 :    
771 : feinerer 26 2005-12-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
772 :    
773 : feinerer 799 * Updated documentation
774 : feinerer 26
775 : feinerer 25 2005-11-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
776 :    
777 : feinerer 799 * Wrote R documentation for some classes and methods.
778 : feinerer 25
779 : feinerer 21 2005-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
780 :    
781 : feinerer 22 * R/textdoccol.R: Constructor of textdoccol allows import of CSV
782 :     files. See the questionnaire data/Umfrage.csv for such an example.
783 : feinerer 23 We are now able to import files in Reuters-21578 XML format.
784 : feinerer 22
785 : feinerer 799 * Changed class interfaces in various files. Weighting of the text
786 : feinerer 21 matrix is now possible.
787 :    
788 : feinerer 20 2005-11-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
789 :    
790 :     * R/textdoccol.R: One can build term-document matrices if
791 :     nessecary (with buildTDM(...)) and fill the field tdm from a text
792 :     document collection with it.
793 :    
794 :     * R/textmatrix.R: Wrote S4 class for term-document matrices.
795 :    
796 : feinerer 19 2005-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
797 :    
798 :     * R/textdoccol.R: We now can read in a whole XML file with several
799 :     news items.
800 :    
801 : feinerer 17 2005-11-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
802 :    
803 :     * R/textdoccol.R: Set up an S4 class for a collection of text
804 :     documents. A first attempt to read in XML input (like the RCV1
805 :     set) was made.
806 :    
807 :     * R/textdocument.R: Set up an S4 class for text documents. Wrote
808 :     some accessor functions.
809 :    
810 :     * data/newsitem.xml: Added this XML file for testing purposes. It
811 :     contains a single news item from the Reuters Corpus Volume 1
812 :     (RCV1) XML set.
813 :    
814 : feinerer 16 2005-10-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
815 :    
816 :     * R/textmatrix.R (textmatrix): Removed the transpose of the original
817 :     textmatrix as k-means clustering provided by R (kmeans) now works on
818 :     this textmatrix. The result is a k-means text clustering with a
819 :     similarity measure based upon word frequences.
820 :    
821 :     2005-10-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
822 :    
823 :     * R/textmatrix.R: Adapted the preprocessing code from the R
824 :     package "lsa" written by Fridolin Wild to build a document text matrix.
825 :    
826 :     2005-10-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
827 :    
828 : feinerer 799 * Set up the R Text Mining Package infrastructure.

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