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Annotation of /pkg/ChangeLog

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Revision 1021 - (view) (download)

1 : feinerer 1020 2009-11-17 Ingo Feinerer <feinerer@logic.at>
2 :    
3 : feinerer 1021 * R/corpus.R (setOldClass): Register S3 corpus classes to be
4 :     recognized by S4 methods.
5 :    
6 : feinerer 1020 * man/plot.Rd: Use \dontrun{} in \examples{} section in the hope
7 :     that CRAN Mac OS X builds do not fail any longer.
8 :    
9 : feinerer 1019 2009-11-15 Ingo Feinerer <feinerer@logic.at>
10 :    
11 :     * R/matrix.R (tokenize): Use scan(..., what = "character") instead
12 :     of RWeka:AlphabeticTokenizer() as default.
13 :    
14 : feinerer 1018 2009-11-14 Ingo Feinerer <feinerer@logic.at>
15 :    
16 :     * R/transform.R (removeWords.PlainTextDocument): Fix bug which
17 :     caused words at the beginning or the end of a line not to be removed. Do
18 :     not delete whitespace anymore.
19 :    
20 : feinerer 1017 2009-11-12 Ingo Feinerer <feinerer@logic.at>
21 :    
22 :     * R/source.R (DirSource): Default to working directory if no path
23 :     is specified.
24 :    
25 :     2009-11-11 Ingo Feinerer <feinerer@logic.at>
26 :    
27 :     * R/source.R (DirSource): Stop on empty directories.
28 :    
29 : feinerer 1015 2009-11-07 Ingo Feinerer <feinerer@logic.at>
30 :    
31 :     * R/matrix.R (TermDocumentMatrix): Avoid prefixes originating from
32 :     named documents.
33 :    
34 : feinerer 1013 2009-10-21 Ingo Feinerer <feinerer@logic.at>
35 :    
36 :     * R/transform.R (removeWords): Improve regular expressions.
37 :    
38 : feinerer 1011 2009-10-19 Ingo Feinerer <feinerer@logic.at>
39 :    
40 :     * R/meta.R (DublinCore): Allow lower case tags.
41 :    
42 : feinerer 1010 2009-10-09 Ingo Feinerer <feinerer@logic.at>
43 :    
44 :     * R/source.R (GmaneSource, ReutersSource): Use xmlChildren(x)
45 :     instead of x$children.
46 :    
47 : feinerer 1007 2009-09-15 Ingo Feinerer <feinerer@logic.at>
48 :    
49 :     * R/preprocess.R (preprocessReut21578XML): Fix generated file names.
50 :    
51 : feinerer 993 2009-09-06 Ingo Feinerer <feinerer@logic.at>
52 :    
53 :     * R/: Use S3 instead of S4 class system.
54 :    
55 : feinerer 982 2009-08-11 Ingo Feinerer <feinerer@logic.at>
56 :    
57 :     * R/reader.R (readMail): Moved to tm.plugin.mail package.
58 :    
59 : feinerer 973 2009-07-04 Ingo Feinerer <feinerer@logic.at>
60 :    
61 :     * R/reader.R (readNewsgroup): Rename to readMail as newsgroup
62 :     postings are basically e-mails with some extra headers.
63 :    
64 : feinerer 972 2009-07-03 Ingo Feinerer <feinerer@logic.at>
65 :    
66 : feinerer 981 * R/transform.R: Move convertMboxEml, removeCitation,
67 :     removeMultipart, and removeSignature to the tm.plugin.mail package
68 :     since they are mainly utility functions (for handling e-mails) and
69 :     not very framework specific.
70 : feinerer 972
71 : feinerer 962 2009-06-28 Ingo Feinerer <feinerer@logic.at>
72 :    
73 :     * man/: Fix documentation.
74 :    
75 : feinerer 960 2009-06-26 Ingo Feinerer <feinerer@logic.at>
76 :    
77 :     * R/reader.R (readReut21578XMLasPlain): New reader which returns a
78 :     plain text document instead of an XML document for texts of the
79 :     Reuters-21578 dataset.
80 :    
81 :     * R/sparse.R: Removed since the slam package is now available on
82 :     CRAN.
83 :    
84 :     * DESCRIPTION (Depends): Add slam package.
85 :    
86 : feinerer 959 2009-06-17 Ingo Feinerer <feinerer@logic.at>
87 :    
88 :     * R/transform.R (stemDoc): Fix character(0) handling.
89 :    
90 : feinerer 957 2009-06-12 Ingo Feinerer <feinerer@logic.at>
91 :    
92 :     * R/doc.R (show): Pretty print.
93 :    
94 : feinerer 954 2009-05-27 Ingo Feinerer <feinerer@logic.at>
95 :    
96 :     * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
97 :     gracefully.
98 :    
99 : feinerer 946 2009-05-13 Ingo Feinerer <feinerer@logic.at>
100 :    
101 :     * R/corpus.R: Make corpus virtual. Implement corpus with standard
102 :     and permanent storage semantics.
103 :    
104 :     * DESCRIPTION: New major release. A *lot* of improvements.
105 :    
106 : feinerer 945 2009-05-04 Ingo Feinerer <feinerer@logic.at>
107 :    
108 :     * NAMESPACE: Export some simple_triplet_matrix functions.
109 :    
110 : feinerer 942 2009-04-28 Ingo Feinerer <feinerer@logic.at>
111 :    
112 :     * R/weight.R: Adapt tf-idf to new matrix format.
113 :    
114 : feinerer 941 2009-04-27 Ingo Feinerer <feinerer@logic.at>
115 :    
116 :     * R/matrix.R: Create two distinct classes for term-document and
117 :     document-term matrices.
118 :    
119 : feinerer 938 2009-04-26 Ingo Feinerer <feinerer@logic.at>
120 :    
121 : feinerer 939 * R/termdocmatrix.R: No longer use Matrix package. This reduces
122 :     package start-up time significantly.
123 : feinerer 938
124 : feinerer 930 2009-04-11 Ingo Feinerer <feinerer@logic.at>
125 :    
126 :     * inst/doc/tm.Rnw: Fix code/documentation mismatch.
127 :    
128 : feinerer 926 2009-04-04 Ingo Feinerer <feinerer@logic.at>
129 :    
130 :     * R/transform.R (tmReduce): Combine multiple maps into one
131 :     transformation.
132 :    
133 : feinerer 923 2009-04-03 Ingo Feinerer <feinerer@logic.at>
134 :    
135 : feinerer 924 * R/weight.R: Remove weightLogical since it does not return a
136 :     dgCMatrix.
137 :    
138 : feinerer 925 * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
139 :     or TermDocumentMatrix instead.
140 : feinerer 923
141 : feinerer 919 2009-03-28 Ingo Feinerer <feinerer@logic.at>
142 :    
143 :     * inst/doc/extensions.Rnw: Finished vignette.
144 :    
145 : feinerer 918 2009-03-27 Ingo Feinerer <feinerer@logic.at>
146 :    
147 :     * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
148 :     DocumentTermMatrix representations.
149 :    
150 : feinerer 912 2009-03-23 Ingo Feinerer <feinerer@logic.at>
151 :    
152 :     * R/reader.R (readXML): New reader for arbitrary XML files.
153 :    
154 : feinerer 909 2009-03-22 Ingo Feinerer <feinerer@logic.at>
155 :    
156 : feinerer 910 * R/source.R (CSVSource): Defunct (use DataframeSource instead).
157 : feinerer 911 (XMLSource): New XMLSource class for arbitrary XML files.
158 :     (Source): New slot Vectorized.
159 : feinerer 910
160 : feinerer 904 2009-03-21 Ingo Feinerer <feinerer@logic.at>
161 :    
162 : feinerer 939 * R/reader.R (readTabular): Experimental reader for tabular data
163 :     structures which can be customized via user-defined mappings.
164 : feinerer 908
165 : feinerer 905 * R/reader.R: Always use UTC time zone.
166 :    
167 : feinerer 904 * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
168 :    
169 : feinerer 903 2009-03-20 Ingo Feinerer <feinerer@logic.at>
170 :    
171 :     * R/reader.R (readDOC): Options can be passed over to antiword.
172 :    
173 :     * R/reader.R (readPDF): Options can be passed over to pdfinfo and
174 :     pdftotext.
175 :    
176 : feinerer 895 2009-03-10 Ingo Feinerer <feinerer@logic.at>
177 :    
178 :     * R/source.R (DirSource): Add pattern and ignore.case arguments
179 :     which are internally passed over to list.files().
180 :    
181 : feinerer 893 2009-03-02 Ingo Feinerer <feinerer@logic.at>
182 :    
183 :     * inst/doc/tm.Rnw: Suppress pointless loading message.
184 :    
185 : feinerer 886 2009-01-29 Ingo Feinerer <feinerer@logic.at>
186 :    
187 :     * DESCRIPTION: Speed up package loading (via moving packages not
188 :     strictly necessary for normal operation to Suggests instead of
189 :     Depends).
190 :    
191 : feinerer 882 2009-01-08 Ingo Feinerer <feinerer@logic.at>
192 :    
193 :     * R/reader.R (readNewsgroup): The date format is now configurable.
194 :    
195 : feinerer 881 2008-12-20 Ingo Feinerer <feinerer@logic.at>
196 :    
197 :     * R/preprocess.R (convertMboxEml): Fix off-by-one error.
198 :    
199 : feinerer 877 2008-12-16 Ingo Feinerer <feinerer@logic.at>
200 :    
201 :     * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
202 :    
203 : feinerer 875 2008-12-06 Ingo Feinerer <feinerer@logic.at>
204 :    
205 : feinerer 876 * R/source.R (DataframeSource): New source class for data frames.
206 :    
207 : feinerer 875 * R/source.R: Fixed non-standard call evaluation.
208 :    
209 : feinerer 874 2008-11-29 Ingo Feinerer <feinerer@logic.at>
210 :    
211 :     * R/source.R (URISource): New source class for a single document.
212 :    
213 : feinerer 873 2008-11-27 Ingo Feinerer <feinerer@logic.at>
214 :    
215 :     * R/source.R: Refactoring.
216 :    
217 : feinerer 872 2008-11-25 Ingo Feinerer <feinerer@logic.at>
218 :    
219 :     * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
220 :     Rmpi installations more gracefully.
221 :    
222 : feinerer 869 2008-11-08 Ingo Feinerer <feinerer@logic.at>
223 :    
224 :     * R/source.R (Source): Add Length slot.
225 :    
226 :     2008-11-06 Ingo Feinerer <feinerer@logic.at>
227 :    
228 :     * R/AAA.R: Unify duplicated .onLoad function.
229 :    
230 : feinerer 868 2008-11-03 Ingo Feinerer <feinerer@logic.at>
231 :    
232 :     * DESCRIPTION (Suggests): Added Rmpi.
233 :    
234 : feinerer 866 2008-11-02 Ingo Feinerer <feinerer@logic.at>
235 :    
236 :     * R/source.R (getElem): Fix 'no visible binding' warning.
237 :    
238 :     * man/WeightFunction.Rd: Fix signature.
239 :    
240 : feinerer 865 2008-08-03 Ingo Feinerer <feinerer@logic.at>
241 :    
242 :     * R/weight.R: Introduce name abbreviations for weighting functions.
243 :    
244 : feinerer 861 2008-07-24 Ingo Feinerer <feinerer@logic.at>
245 :    
246 :     * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
247 :    
248 :     * R/cluster.R: Provide convenience functions for using a MPI
249 :     cluster.
250 :    
251 :     * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
252 :     available.
253 :    
254 :     * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
255 :     available.
256 :    
257 : feinerer 860 2008-07-17 Ingo Feinerer <feinerer@logic.at>
258 :    
259 :     * R/textdoccol.R (lapply): Removed debug print out.
260 :    
261 : feinerer 856 2008-06-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
262 :    
263 :     * R/reader.R (readRCV1): Improved meta data extraction from
264 :     Reuters Corpus Volume 1 documents.
265 :    
266 : feinerer 855 2008-05-25 Ingo Feinerer <h0125130@wu-wien.ac.at>
267 :    
268 :     * R/transform.R: Ensure that all mappings preserve multiline
269 :     structures.
270 :    
271 : feinerer 854 2008-05-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
272 :    
273 :     * R/filter.R: Every filter has now an attribute indicating whether
274 :     it sould be applied to document level (doclevel).
275 :    
276 :     * R/textdoccol.R (tmFilter): Set searchFullText as new default
277 :     filter.
278 :    
279 : feinerer 838 2008-04-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
280 :    
281 :     * R/transform.R (replacePatterns): Replaced removeWords by
282 :     replacePatterns. Suggested by Christian Buchta.
283 :    
284 :     * R/textdoccol.R (inspect): Improved formatting.
285 :    
286 : feinerer 836 2008-04-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
287 :    
288 :     * inst/CITATION: Updated JSS article information.
289 :    
290 :     * R/textdoccol.R (setAs): Added coerce method from list to
291 :     corpus.
292 :    
293 :     * R/meta.R (meta): Improved meta data handling.
294 :    
295 : feinerer 833 2008-03-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
296 :    
297 :     * R/textdoccol.R (materialize, tmMap): Improvements suggested by
298 :     Christian Buchta.
299 :    
300 :     * inst/CITATION: Added template to include JSS article reference.
301 :    
302 : feinerer 831 2008-03-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
303 :    
304 :     * R/textdoccol.R (tmMap): Introduced lazy mapping.
305 :    
306 : feinerer 832 * R/source.R: Added VectorSource.
307 :    
308 : feinerer 825 2008-02-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
309 :    
310 :     * man/: Language codes should be in ISO 639-1 format.
311 :    
312 : feinerer 826 * R/textdoccol.R (asPlain): Preserve local meta data.
313 :    
314 : feinerer 819 2008-01-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
315 :    
316 :     * R/textdoccol.R (writeCorpus): Function for writing a corpus
317 :     containing plain text documents to disk.
318 :    
319 : feinerer 817 2008-01-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
320 :    
321 :     * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
322 :     always set correctly.
323 :    
324 :     * R/textdoccol.R: Set load = TRUE as default for load on demand
325 :     since in most cases this is the wanted behaviour.
326 :    
327 : feinerer 816 2008-01-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
328 :    
329 :     * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
330 :    
331 :     * DESCRIPTION: Updated Version to 0.3 due to core name changes.
332 :    
333 : feinerer 813 2008-01-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
334 :    
335 :     * R/meta.R (meta): New function for consistent access to meta data
336 :     of document collections, repositories, and texts.
337 :    
338 : feinerer 810 2008-01-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
339 :    
340 :     * R/: Better support for encodings.
341 :    
342 : feinerer 808 2008-01-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
343 :    
344 :     * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
345 :     selection when no reader argument is given.
346 :    
347 : feinerer 807 2008-01-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
348 :    
349 :     * R/source.R (CSVSource): Now uses read.csv instead of scan
350 :     internally.
351 :    
352 : feinerer 806 2008-01-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
353 :    
354 :     * R/reader.R (getReaders): Returns available reader functions.
355 :    
356 :     * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
357 :     as default.
358 :    
359 : feinerer 802 2007-12-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
360 :    
361 :     * R/stopwords.R (stopwords): Shortened code, removed codetools
362 :     variable warnings.
363 :    
364 :     * man/: Documentation for showMeta, added an example for tmMap.
365 :    
366 :     * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
367 :     some minor typos fixed.
368 :    
369 : feinerer 801 2007-12-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
370 :    
371 :     * R/aobjects.R (showMeta): Added method for pretty printing a
372 :     text document's meta data.
373 :    
374 : feinerer 799 2007-11-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
375 :    
376 :     * R/textdoccol.R (TextDocCol): Better handling of empty
377 :     arguments.
378 :    
379 :     * NAMESPACE: Exported readDOC.
380 :    
381 : feinerer 800 * man/completeStems.Rd: Added an example.
382 :    
383 : feinerer 797 2007-11-18 Ingo Feinerer <h0125130@wu-wien.ac.at>
384 : feinerer 796
385 : feinerer 797 * R/stopwords.R (stopwords): Look up .dat files at every
386 :     call. Allows users to modify stopword .dat files interactively.
387 :    
388 :     2007-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
389 :    
390 : feinerer 796 * R/termdocmatrix.R (termFreq): Correct processing of empty
391 :     documents.
392 :    
393 : feinerer 795 2007-10-27 Ingo Feinerer <h0125130@wu-wien.ac.at>
394 :    
395 :     * man/: Updated documentation.
396 :    
397 : feinerer 790 2007-10-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
398 :    
399 : feinerer 793 * R/complete.R (completeStems): Completes (heuristically) word
400 :     stems.
401 :    
402 : feinerer 790 * R/termdocmatrix.R (TermDocMatrix2): New modular
403 :     constructor.
404 :    
405 :     * NAMESPACE: Exported termFreq.
406 :    
407 : feinerer 789 2007-10-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
408 :    
409 :     * R/reader.R (readDOC): Added MS Word reader (using antiword).
410 :    
411 : feinerer 788 2007-10-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
412 :    
413 :     * R/weight.R: Weighting functions for TermDocMatrix.
414 :    
415 : feinerer 785 2007-10-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
416 :    
417 :     * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
418 :     functions for accessing dimension, column, and row names.
419 :    
420 :     * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
421 :    
422 : feinerer 779 2007-09-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
423 :    
424 :     * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
425 :    
426 : feinerer 777 2007-08-28 Ingo Feinerer <h0125130@wu-wien.ac.at>
427 :    
428 :     * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
429 :    
430 : feinerer 776 2007-07-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
431 :    
432 :     * R/reader.R (readPDF): Removed manual checks for pdftotext and
433 :     pdfinfo. The system call gives a warning anyway.
434 :    
435 : feinerer 775 2007-07-28 Ingo Feinerer <h0125130@wu-wien.ac.at>
436 :    
437 :     * R/textdoccol.R (asPlain): Conversion from
438 :     StructuredTextDocuments to PlainTextDocuments.
439 :    
440 : feinerer 773 2007-07-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
441 :    
442 : feinerer 774 * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
443 :     for accessing term-document matrices.
444 :    
445 : feinerer 773 * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
446 :     are installed.
447 :    
448 : feinerer 770 2007-07-17 Ingo Feinerer <h0125130@wu-wien.ac.at>
449 :    
450 :     * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
451 :     Christian Buchta.
452 :    
453 : feinerer 768 2007-07-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
454 :    
455 :     * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
456 :    
457 : feinerer 766 2007-07-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
458 :    
459 : feinerer 767 * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
460 :    
461 : feinerer 766 * R/reader.R (readPDF): Added PDF reader.
462 :    
463 : feinerer 765 2007-07-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
464 :    
465 :     * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
466 :    
467 :     * inst/stopwords/english.dat: Added the term "yes" to stopwords.
468 :    
469 :     * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
470 :    
471 :     * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
472 :    
473 : feinerer 763 2007-07-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
474 :    
475 :     * R/distmeasure.R (dissimilarity): Replaced dists call from
476 :     package cba by new dist call from package proxy.
477 :    
478 : feinerer 761 2007-07-10 Ingo Feinerer <h0125130@wu-wien.ac.at>
479 :    
480 :     * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
481 :    
482 : feinerer 760 2007-06-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
483 :    
484 :     * R/termdocmatrix.R: require() uses the quietly option to suppress
485 :     loading messages.
486 :    
487 : feinerer 758 2007-06-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
488 :    
489 :     * R/dictionary.R: Added dictionary support.
490 :    
491 : feinerer 757 2007-06-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
492 :    
493 :     * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
494 :     documents. This simplifies some functions, e.g., asPlain.
495 :    
496 : feinerer 756 2007-06-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
497 :    
498 :     * inst/doc/tm.Rnw: Fixed some typos in vignette.
499 :    
500 : feinerer 755 2007-06-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
501 :    
502 :     * R/textdoccol.R (replaceWords): Added method to replace a set of
503 :     words by a single word. Useful for synonyms.
504 :    
505 : feinerer 754 2007-05-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
506 :    
507 :     * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
508 :    
509 : feinerer 752 2007-05-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
510 :    
511 :     * R/termdocmatrix.R (textvector): Small fix for dealing with empty
512 :     vectors. Thanks to Ariel Maguyon for his error report.
513 :     (removeSparseTerms): New function to remove columns from a
514 :     term-document matrix exceeding a sparse factor.
515 :    
516 : feinerer 751 2007-05-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
517 :    
518 :     * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
519 :    
520 : feinerer 750 2007-05-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
521 :    
522 :     * man/sFilter.Rd: Corrected documentation on statement format (use
523 :     '==' instead of '=').
524 :    
525 : feinerer 749 2007-05-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
526 :    
527 :     * R/aobjects.R (StructuredTextDocument): Inherits from
528 :     TextDocument.
529 :    
530 : feinerer 748 2007-05-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
531 :    
532 :     * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
533 :     on sparse matrices as proposed by Martin Maechler.
534 :    
535 : feinerer 747 2007-04-27 Ingo Feinerer <h0125130@wu-wien.ac.at>
536 :    
537 :     * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
538 :     \pkg{filehash} version makes them deprecated.
539 :    
540 : feinerer 744 2007-04-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
541 :    
542 :     * R/termdocmatrix.R (textvector): Stemming is now performed before
543 :     erasing stopwords.
544 :     (weightMatrix): Adapted to handle sparse matrices.
545 :     (TermDocMatrix): Sparse matrix is now efficiently built by
546 :     direct stepwise insertion of row values into it.
547 :    
548 : feinerer 741 2007-04-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
549 :    
550 :     * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
551 :     due to ongoing problems. For our purposes the latter is as useful
552 :     as the replaced package.
553 :    
554 : feinerer 738 2007-04-20 Ingo Feinerer <h0125130@wu-wien.ac.at>
555 :    
556 :     * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
557 :    
558 :     * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
559 :    
560 : feinerer 737 2007-04-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
561 :    
562 :     * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
563 :     languages with available stopwords.
564 :    
565 : feinerer 736 2007-04-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
566 :    
567 :     * inst/doc/tm.Rnw: Minor corrections in the vignette.
568 :    
569 : feinerer 731 2007-04-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
570 :    
571 : feinerer 732 * DESCRIPTION: Update to version 0.2, since a lot of new features
572 :     have been integrated.
573 : feinerer 731
574 : feinerer 732 * inst/stopwords: Updated existing stopwords and added stopwords
575 :     for various other languages.
576 :    
577 : feinerer 729 2007-04-10 Ingo Feinerer <h0125130@wu-wien.ac.at>
578 :    
579 : feinerer 730 * man/: Updated documentation.
580 :    
581 : feinerer 729 * Work/testDb.R: Script to test database stuff.
582 :    
583 :     * R/: Fixed various database related bugs. Seems to be rather
584 :     useable now, i.e., consider as alpha status for now.
585 :    
586 : feinerer 727 2007-04-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
587 :    
588 :     * R/: Fixed some bugs related to database support.
589 :    
590 : feinerer 726 2007-04-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
591 :    
592 :     * man/: Added a lot of examples to the manuals.
593 :    
594 : feinerer 725 2007-04-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
595 :    
596 :     * man/: Updated parts of the documentation.
597 :    
598 :     * R/textdoccol.R (asPlain): Added conversion from newsgroup
599 :     documents to plain text documents.
600 :    
601 : feinerer 722 2007-04-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
602 :    
603 : feinerer 724 * R/textdoccol.R: Finished experimental database support. Not yet
604 :     intensively tested.
605 :    
606 : feinerer 723 * R/source.R: Now each source has a default reader.
607 :    
608 : feinerer 722 * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
609 :     class anymore.
610 :    
611 :     * R/plaintextdoc.R: Custom show method for plain text documents.
612 :    
613 :     * R/aobjects.R: Added a class for structured text documents.
614 :    
615 :     * R/reader.R: Replaced remaining \code{parser} occurrences with
616 :     \code{reader}.
617 :    
618 :     * R/textdoccol.R (summary): Indent tags.
619 :    
620 : feinerer 725 * R/textdoccol.R (removePunctuation): Transform method to remove
621 : feinerer 722 punctuation marks.
622 :    
623 : feinerer 721 2007-03-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
624 :    
625 :     * R/textdoccol.R (sFilter): Simplified sFilter significantly by
626 :     using prescindMeta().
627 :    
628 : feinerer 719 2007-03-18 Ingo Feinerer <h0125130@wu-wien.ac.at>
629 :    
630 :     * R/textdoccol.R: Improved database support.
631 :    
632 : feinerer 717 2007-03-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
633 :    
634 : feinerer 718 * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
635 :    
636 : feinerer 717 * R/resolve.R (resolveISOcode): Extracts the language from a ISO
637 :     language code.
638 :    
639 :     * R/textdoccol.R (TextDocCol): Refactored several parser arguments
640 :     into parserControl argument.
641 :    
642 :     * R/aobjects.R (TextDocument): Introduced the "Language" slot.
643 :    
644 : feinerer 713 2007-03-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
645 :    
646 : feinerer 715 * Work/tmDataSetup.R: The datasets acq and crude can now be
647 :     created on the fly.
648 :    
649 : feinerer 713 * R/stopwords.R: Introduced a function returning the stopwords for
650 :     a given language (English, German and French at the moment)
651 :    
652 :     * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
653 :     otherwise falls back to Snowball package.
654 :    
655 : feinerer 711 2007-01-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
656 :    
657 :     * man/dissimilarity-methods.Rd: Make clear that any method offered
658 :     by "dists" from package "cba" can be used.
659 :    
660 : feinerer 708 2007-01-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
661 :    
662 : feinerer 710 * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
663 :     to Kurt's latex suggestion. Removed points and underscores in
664 :     variable names for consistent naming.
665 :    
666 : feinerer 708 * DESCRIPTION: Update to version 0.1-2.
667 :    
668 :     * man/TextRepository.Rd: Fixed bug in documentation.
669 :    
670 : feinerer 704 2007-01-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
671 :    
672 :     * DESCRIPTION: Update to version 0.1-1.
673 :    
674 : feinerer 702 2007-01-09 Ingo Feinerer <h0125130@wu-wien.ac.at>
675 :    
676 :     * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
677 :     wordStem.
678 :    
679 : feinerer 698 2007-01-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
680 :    
681 :     * R/: Changes due to Kurt's review.
682 :    
683 : feinerer 694 2006-12-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
684 :    
685 :     * R/: Implemented improvements based upon comments by David
686 :     Meyer.
687 :    
688 : feinerer 691 2006-12-17 Ingo Feinerer <h0125130@wu-wien.ac.at>
689 :    
690 :     * inst/doc/: Rewrote vignette.
691 :    
692 :     * man/: Improved documentation.
693 :    
694 : feinerer 690 2006-12-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
695 :    
696 :     * man/: Updated documentation.
697 :    
698 :     * DESCRIPTION: Changed package name to "tm". Updated version to
699 :     0.1 for first CRAN release.
700 :    
701 :     * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
702 :     list archive example.
703 :    
704 :     * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
705 :     archive example.
706 :    
707 :     * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
708 :     from (several mails per box) mbox format to (single mail per file)
709 :     eml format.
710 :    
711 : feinerer 689 2006-12-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
712 :    
713 :     * data/crude.rda: Rebuilt.
714 :    
715 :     * data/acq.rda: Rebuilt.
716 :    
717 :     * R/reader.R: Factored out reader and parser methods from
718 :     textdoccol.R.
719 :    
720 :     * R/source.R: Factored out Source methods from aobjects.R and
721 :     textdoccol.R.
722 :     (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
723 :     feeds.
724 :    
725 :     * R/textdoccol.R (DirSource): Added support for recursive
726 :     traversal of directories.
727 :    
728 :     2006-12-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
729 :    
730 :     * R/textdoccol.R ([[): Loads the document corpus automatically
731 :     into memory upon access.
732 :     (tm_transform, tm_filter): Removed several checks whether the
733 :     document is already loaded ([[ ensures this now).
734 :     (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
735 :     mailing list archive.
736 :    
737 :     2006-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
738 :    
739 :     * R/aobjects.R (TextDocument): Is now a virtual class.
740 :     (Source): Is now a virtual class.
741 :    
742 :     2006-12-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
743 :    
744 :     * R/textdoccol.R (c): Support for an arbitrary number of document
745 :     collections.
746 :    
747 : feinerer 77 2006-11-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
748 :    
749 :     * R/textrepo.R: Updated TextRepository (constructor), append_elem,
750 :     append_meta and remove_meta.
751 :    
752 :     * R/textdoccol.R: Removed modify_metadata method.
753 :    
754 :     * R/textrepo.R: Removed modify_metadata method.
755 :    
756 :     * R/textdoccol.R (remove_meta): Supports removal of document
757 :     collection metadata and document (= in data frame) metadata.
758 :    
759 : feinerer 76 2006-11-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
760 :    
761 :     * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
762 :    
763 :     * data/crude.rda: Rebuilt.
764 :    
765 :     * data/acq.rda: Rebuilt.
766 :    
767 :     * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
768 :    
769 :     * R/textdoccol.R ([): Bug fix for subsetting a document
770 :     collection's data frame.
771 :    
772 : feinerer 75 2006-11-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
773 :    
774 :     * R/textdoccol.R: Bug fixes in s_filter. Added full query support
775 :     to s_filter.
776 :    
777 :     * R/textdoccol.R: Local text documents' metadata can now be copied
778 :     to a document collection's data frame with prescind_meta.
779 :    
780 : feinerer 73 2006-11-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
781 :    
782 : feinerer 74 * R/: Text documents' slot metadata is now accessible in s_filter.
783 :    
784 : feinerer 73 * R/: Rewrote s_filter function (has still some restrictions).
785 :    
786 : feinerer 72 2006-11-20 Ingo Feinerer <h0125130@wu-wien.ac.at>
787 :    
788 :     * R/: Various fixes in handling metadata.
789 :    
790 :     * R/: Added update mechanism for text document collections.
791 :    
792 : feinerer 71 2006-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
793 :    
794 :     * R/: Merging of document collections now creates a binary tree
795 :     for reconstructing merged document collections.
796 :    
797 :     * R/: Redesign of metadata for document collections.
798 :    
799 : feinerer 70 2006-11-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
800 :    
801 :     * R/: Messages now use \code{ngettext}.
802 :    
803 : feinerer 69 2006-11-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
804 :    
805 :     * R/: Added functions for modifying and removing metadata.
806 :    
807 : feinerer 67 2006-11-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
808 :    
809 :     * man/: Updated some documentation.
810 :    
811 :     * R/: Corrected some connection issues.
812 :    
813 :     * inst/doc: Worked on the vignette.
814 :    
815 : feinerer 65 2006-10-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
816 :    
817 : feinerer 66 * inst/: Added texts and started vignette.
818 :    
819 : feinerer 65 * R/: Final changes based upon David's comments.
820 :    
821 : feinerer 64 2006-10-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
822 :    
823 :     * NAMESPACE: Corrected exports (generic methods need exportMethods
824 :     directives!).
825 :    
826 : feinerer 63 2006-10-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
827 :    
828 :     * R/: Modified the TextDocCol constructur and various parsers. It
829 :     is now modular and supports various file formats via plugins (see
830 :     the new "Source" class).
831 :    
832 : feinerer 62 2006-10-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
833 :    
834 :     * man/: Revised documentation after previous code changes.
835 :    
836 : feinerer 61 2006-10-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
837 :    
838 :     * R/: Remaining changes as discussed with David.
839 :    
840 : feinerer 60 2006-10-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
841 :    
842 :     * R/: Some changes as suggested by David. The rest will follow
843 :     within the next days.
844 :    
845 : feinerer 59 2006-09-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
846 :    
847 :     * man/: Finished documentation.
848 :    
849 : feinerer 58 2006-09-25 Ingo Feinerer <h0125130@wu-wien.ac.at>
850 :    
851 :     * man/: Wrote some documentation.
852 :    
853 : feinerer 56 2006-09-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
854 :    
855 :     * R/: Further syntactic sugar in form of additional assignment and
856 :     accessor methods.
857 :    
858 : feinerer 54 2006-09-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
859 :    
860 :     * R/: Syntactic sugar in form of "length", "show" and "summary"
861 : feinerer 56 operators.
862 : feinerer 54
863 : feinerer 53 2006-08-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
864 :    
865 :     * R/: Diverse updates. Mainly on default operators ("[" or "c")
866 :     and dissimilarities.
867 :    
868 : feinerer 52 2006-08-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
869 :    
870 :     * R/: Added similarity functions.
871 :    
872 :     * data/: Added english stopwords.
873 :    
874 : feinerer 50 2006-08-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
875 :    
876 : feinerer 51 * data/: Examples compiled for new features
877 :    
878 :     * R/: Changes due to new structure.
879 :    
880 : feinerer 50 * NAMESPACE: Corrected namespace to reflect new structure.
881 :    
882 :     * R/termdocmatrix.R: Adapted for new naming scheme.
883 :    
884 : feinerer 49 2006-08-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
885 :    
886 :     * R/textdoccol.R: Adapted code for new class structure. Wrote
887 :     several transform and filter functions operating on text document
888 :     collections (alias text document databases).
889 :    
890 :     * R/aobjects.R: Adapted class structure with inheritance,
891 :     repositories and additional meta data. Loading files on demand is
892 :     now possible.
893 :    
894 : feinerer 48 2006-07-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
895 :    
896 :     * R/: Some cosmetic cleanups.
897 :    
898 :     * inst/: Removed vignette on clustering. That and much more is now
899 :     described in the JSS paper on text mining. Based upon that
900 :     article an elaborated vignette will be incorporated in the future.
901 :    
902 : feinerer 42 2006-07-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
903 :    
904 :     * R/: Updated generic S4 methods to comply with signature changes
905 :     in newer versions of R (> 2.3)
906 :    
907 : feinerer 41 2006-03-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
908 :    
909 :     * ext/R/importRIS.R: Automatic RIS import is now possible.
910 :    
911 : feinerer 40 2006-02-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
912 :    
913 :     * R/textdoccol.R: Added RIS HTML input format.
914 :    
915 : feinerer 39 2006-01-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
916 :    
917 :     * R/textdoccol.R: Removed bug that caused invalid text document
918 :     collections when handling many input files.
919 :    
920 : feinerer 36 2006-01-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
921 :    
922 : feinerer 37 * R/textdoccol.R: Restructured and extended file import
923 :     mechanism.
924 :    
925 : feinerer 36 * inst/doc/clustering.Rnw: Adapted vignette for use with
926 :     ReutNews.rda
927 :    
928 :     * man/ReutNews.Rd: Documentation for ReutNews.rda
929 :    
930 :     * data/ReutNews.rda: A tiny Reuters21578 example data set.
931 :    
932 : feinerer 34 2005-12-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
933 :    
934 :     * inst/doc/clustering.Rnw: Wrote a small vignette to present the
935 :     clustering facilities of this package.
936 :    
937 : feinerer 33 2005-12-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
938 :    
939 :     * R/aobjects.R: Changed package document structure to avoid class
940 :     dependency problems.
941 :    
942 : feinerer 28 2005-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
943 :    
944 : feinerer 799 * Wrote a script for the ModLewis Split for the Reuters-21578 XML
945 : feinerer 29 data set.
946 :    
947 : feinerer 799 * Finished documentation and reordered directory structure. Now "R
948 : feinerer 28 CMD check textmin" works without errors.
949 :    
950 : feinerer 27 2005-12-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
951 :    
952 :     * src/: Various splits can now be easily created for the
953 :     Reuters21578 data set.
954 :    
955 : feinerer 26 2005-12-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
956 :    
957 : feinerer 799 * Updated documentation
958 : feinerer 26
959 : feinerer 25 2005-11-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
960 :    
961 : feinerer 799 * Wrote R documentation for some classes and methods.
962 : feinerer 25
963 : feinerer 21 2005-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
964 :    
965 : feinerer 22 * R/textdoccol.R: Constructor of textdoccol allows import of CSV
966 :     files. See the questionnaire data/Umfrage.csv for such an example.
967 : feinerer 23 We are now able to import files in Reuters-21578 XML format.
968 : feinerer 22
969 : feinerer 799 * Changed class interfaces in various files. Weighting of the text
970 : feinerer 21 matrix is now possible.
971 :    
972 : feinerer 20 2005-11-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
973 :    
974 :     * R/textdoccol.R: One can build term-document matrices if
975 :     nessecary (with buildTDM(...)) and fill the field tdm from a text
976 :     document collection with it.
977 :    
978 :     * R/textmatrix.R: Wrote S4 class for term-document matrices.
979 :    
980 : feinerer 19 2005-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
981 :    
982 :     * R/textdoccol.R: We now can read in a whole XML file with several
983 :     news items.
984 :    
985 : feinerer 17 2005-11-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
986 :    
987 :     * R/textdoccol.R: Set up an S4 class for a collection of text
988 :     documents. A first attempt to read in XML input (like the RCV1
989 :     set) was made.
990 :    
991 :     * R/textdocument.R: Set up an S4 class for text documents. Wrote
992 :     some accessor functions.
993 :    
994 :     * data/newsitem.xml: Added this XML file for testing purposes. It
995 :     contains a single news item from the Reuters Corpus Volume 1
996 :     (RCV1) XML set.
997 :    
998 : feinerer 16 2005-10-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
999 :    
1000 :     * R/textmatrix.R (textmatrix): Removed the transpose of the original
1001 :     textmatrix as k-means clustering provided by R (kmeans) now works on
1002 :     this textmatrix. The result is a k-means text clustering with a
1003 :     similarity measure based upon word frequences.
1004 :    
1005 :     2005-10-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
1006 :    
1007 :     * R/textmatrix.R: Adapted the preprocessing code from the R
1008 :     package "lsa" written by Fridolin Wild to build a document text matrix.
1009 :    
1010 :     2005-10-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
1011 :    
1012 : feinerer 799 * Set up the R Text Mining Package infrastructure.

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