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Annotation of /pkg/ChangeLog

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Revision 1025 - (view) (download)

1 : feinerer 1025 2009-12-11 Ingo Feinerer <feinerer@logic.at>
2 :    
3 :     * R/doc.R (setOldClass): Register S3 document classes to be
4 :     recognized by S4 methods.
5 :    
6 : feinerer 1023 2009-11-25 Ingo Feinerer <feinerer@logic.at>
7 :    
8 :     * R/matrix.R (termFreq): Add option to remove punctuation
9 :     characters.
10 :    
11 : feinerer 1022 2009-11-19 Ingo Feinerer <feinerer@logic.at>
12 :    
13 :     * R/matrix.R (c.TermDocumentMatrix): Added combine method for
14 :     merging multiple term-document matrices.
15 :    
16 : feinerer 1020 2009-11-17 Ingo Feinerer <feinerer@logic.at>
17 :    
18 : feinerer 1021 * R/corpus.R (setOldClass): Register S3 corpus classes to be
19 :     recognized by S4 methods.
20 :    
21 : feinerer 1020 * man/plot.Rd: Use \dontrun{} in \examples{} section in the hope
22 :     that CRAN Mac OS X builds do not fail any longer.
23 :    
24 : feinerer 1019 2009-11-15 Ingo Feinerer <feinerer@logic.at>
25 :    
26 :     * R/matrix.R (tokenize): Use scan(..., what = "character") instead
27 :     of RWeka:AlphabeticTokenizer() as default.
28 :    
29 : feinerer 1018 2009-11-14 Ingo Feinerer <feinerer@logic.at>
30 :    
31 :     * R/transform.R (removeWords.PlainTextDocument): Fix bug which
32 :     caused words at the beginning or the end of a line not to be removed. Do
33 :     not delete whitespace anymore.
34 :    
35 : feinerer 1017 2009-11-12 Ingo Feinerer <feinerer@logic.at>
36 :    
37 :     * R/source.R (DirSource): Default to working directory if no path
38 :     is specified.
39 :    
40 :     2009-11-11 Ingo Feinerer <feinerer@logic.at>
41 :    
42 :     * R/source.R (DirSource): Stop on empty directories.
43 :    
44 : feinerer 1015 2009-11-07 Ingo Feinerer <feinerer@logic.at>
45 :    
46 :     * R/matrix.R (TermDocumentMatrix): Avoid prefixes originating from
47 :     named documents.
48 :    
49 : feinerer 1013 2009-10-21 Ingo Feinerer <feinerer@logic.at>
50 :    
51 :     * R/transform.R (removeWords): Improve regular expressions.
52 :    
53 : feinerer 1011 2009-10-19 Ingo Feinerer <feinerer@logic.at>
54 :    
55 :     * R/meta.R (DublinCore): Allow lower case tags.
56 :    
57 : feinerer 1010 2009-10-09 Ingo Feinerer <feinerer@logic.at>
58 :    
59 :     * R/source.R (GmaneSource, ReutersSource): Use xmlChildren(x)
60 :     instead of x$children.
61 :    
62 : feinerer 1007 2009-09-15 Ingo Feinerer <feinerer@logic.at>
63 :    
64 :     * R/preprocess.R (preprocessReut21578XML): Fix generated file names.
65 :    
66 : feinerer 993 2009-09-06 Ingo Feinerer <feinerer@logic.at>
67 :    
68 :     * R/: Use S3 instead of S4 class system.
69 :    
70 : feinerer 982 2009-08-11 Ingo Feinerer <feinerer@logic.at>
71 :    
72 :     * R/reader.R (readMail): Moved to tm.plugin.mail package.
73 :    
74 : feinerer 973 2009-07-04 Ingo Feinerer <feinerer@logic.at>
75 :    
76 :     * R/reader.R (readNewsgroup): Rename to readMail as newsgroup
77 :     postings are basically e-mails with some extra headers.
78 :    
79 : feinerer 972 2009-07-03 Ingo Feinerer <feinerer@logic.at>
80 :    
81 : feinerer 981 * R/transform.R: Move convertMboxEml, removeCitation,
82 :     removeMultipart, and removeSignature to the tm.plugin.mail package
83 :     since they are mainly utility functions (for handling e-mails) and
84 :     not very framework specific.
85 : feinerer 972
86 : feinerer 962 2009-06-28 Ingo Feinerer <feinerer@logic.at>
87 :    
88 :     * man/: Fix documentation.
89 :    
90 : feinerer 960 2009-06-26 Ingo Feinerer <feinerer@logic.at>
91 :    
92 :     * R/reader.R (readReut21578XMLasPlain): New reader which returns a
93 :     plain text document instead of an XML document for texts of the
94 :     Reuters-21578 dataset.
95 :    
96 :     * R/sparse.R: Removed since the slam package is now available on
97 :     CRAN.
98 :    
99 :     * DESCRIPTION (Depends): Add slam package.
100 :    
101 : feinerer 959 2009-06-17 Ingo Feinerer <feinerer@logic.at>
102 :    
103 :     * R/transform.R (stemDoc): Fix character(0) handling.
104 :    
105 : feinerer 957 2009-06-12 Ingo Feinerer <feinerer@logic.at>
106 :    
107 :     * R/doc.R (show): Pretty print.
108 :    
109 : feinerer 954 2009-05-27 Ingo Feinerer <feinerer@logic.at>
110 :    
111 :     * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
112 :     gracefully.
113 :    
114 : feinerer 946 2009-05-13 Ingo Feinerer <feinerer@logic.at>
115 :    
116 :     * R/corpus.R: Make corpus virtual. Implement corpus with standard
117 :     and permanent storage semantics.
118 :    
119 :     * DESCRIPTION: New major release. A *lot* of improvements.
120 :    
121 : feinerer 945 2009-05-04 Ingo Feinerer <feinerer@logic.at>
122 :    
123 :     * NAMESPACE: Export some simple_triplet_matrix functions.
124 :    
125 : feinerer 942 2009-04-28 Ingo Feinerer <feinerer@logic.at>
126 :    
127 :     * R/weight.R: Adapt tf-idf to new matrix format.
128 :    
129 : feinerer 941 2009-04-27 Ingo Feinerer <feinerer@logic.at>
130 :    
131 :     * R/matrix.R: Create two distinct classes for term-document and
132 :     document-term matrices.
133 :    
134 : feinerer 938 2009-04-26 Ingo Feinerer <feinerer@logic.at>
135 :    
136 : feinerer 939 * R/termdocmatrix.R: No longer use Matrix package. This reduces
137 :     package start-up time significantly.
138 : feinerer 938
139 : feinerer 930 2009-04-11 Ingo Feinerer <feinerer@logic.at>
140 :    
141 :     * inst/doc/tm.Rnw: Fix code/documentation mismatch.
142 :    
143 : feinerer 926 2009-04-04 Ingo Feinerer <feinerer@logic.at>
144 :    
145 :     * R/transform.R (tmReduce): Combine multiple maps into one
146 :     transformation.
147 :    
148 : feinerer 923 2009-04-03 Ingo Feinerer <feinerer@logic.at>
149 :    
150 : feinerer 924 * R/weight.R: Remove weightLogical since it does not return a
151 :     dgCMatrix.
152 :    
153 : feinerer 925 * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
154 :     or TermDocumentMatrix instead.
155 : feinerer 923
156 : feinerer 919 2009-03-28 Ingo Feinerer <feinerer@logic.at>
157 :    
158 :     * inst/doc/extensions.Rnw: Finished vignette.
159 :    
160 : feinerer 918 2009-03-27 Ingo Feinerer <feinerer@logic.at>
161 :    
162 :     * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
163 :     DocumentTermMatrix representations.
164 :    
165 : feinerer 912 2009-03-23 Ingo Feinerer <feinerer@logic.at>
166 :    
167 :     * R/reader.R (readXML): New reader for arbitrary XML files.
168 :    
169 : feinerer 909 2009-03-22 Ingo Feinerer <feinerer@logic.at>
170 :    
171 : feinerer 910 * R/source.R (CSVSource): Defunct (use DataframeSource instead).
172 : feinerer 911 (XMLSource): New XMLSource class for arbitrary XML files.
173 :     (Source): New slot Vectorized.
174 : feinerer 910
175 : feinerer 904 2009-03-21 Ingo Feinerer <feinerer@logic.at>
176 :    
177 : feinerer 939 * R/reader.R (readTabular): Experimental reader for tabular data
178 :     structures which can be customized via user-defined mappings.
179 : feinerer 908
180 : feinerer 905 * R/reader.R: Always use UTC time zone.
181 :    
182 : feinerer 904 * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
183 :    
184 : feinerer 903 2009-03-20 Ingo Feinerer <feinerer@logic.at>
185 :    
186 :     * R/reader.R (readDOC): Options can be passed over to antiword.
187 :    
188 :     * R/reader.R (readPDF): Options can be passed over to pdfinfo and
189 :     pdftotext.
190 :    
191 : feinerer 895 2009-03-10 Ingo Feinerer <feinerer@logic.at>
192 :    
193 :     * R/source.R (DirSource): Add pattern and ignore.case arguments
194 :     which are internally passed over to list.files().
195 :    
196 : feinerer 893 2009-03-02 Ingo Feinerer <feinerer@logic.at>
197 :    
198 :     * inst/doc/tm.Rnw: Suppress pointless loading message.
199 :    
200 : feinerer 886 2009-01-29 Ingo Feinerer <feinerer@logic.at>
201 :    
202 :     * DESCRIPTION: Speed up package loading (via moving packages not
203 :     strictly necessary for normal operation to Suggests instead of
204 :     Depends).
205 :    
206 : feinerer 882 2009-01-08 Ingo Feinerer <feinerer@logic.at>
207 :    
208 :     * R/reader.R (readNewsgroup): The date format is now configurable.
209 :    
210 : feinerer 881 2008-12-20 Ingo Feinerer <feinerer@logic.at>
211 :    
212 :     * R/preprocess.R (convertMboxEml): Fix off-by-one error.
213 :    
214 : feinerer 877 2008-12-16 Ingo Feinerer <feinerer@logic.at>
215 :    
216 :     * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
217 :    
218 : feinerer 875 2008-12-06 Ingo Feinerer <feinerer@logic.at>
219 :    
220 : feinerer 876 * R/source.R (DataframeSource): New source class for data frames.
221 :    
222 : feinerer 875 * R/source.R: Fixed non-standard call evaluation.
223 :    
224 : feinerer 874 2008-11-29 Ingo Feinerer <feinerer@logic.at>
225 :    
226 :     * R/source.R (URISource): New source class for a single document.
227 :    
228 : feinerer 873 2008-11-27 Ingo Feinerer <feinerer@logic.at>
229 :    
230 :     * R/source.R: Refactoring.
231 :    
232 : feinerer 872 2008-11-25 Ingo Feinerer <feinerer@logic.at>
233 :    
234 :     * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
235 :     Rmpi installations more gracefully.
236 :    
237 : feinerer 869 2008-11-08 Ingo Feinerer <feinerer@logic.at>
238 :    
239 :     * R/source.R (Source): Add Length slot.
240 :    
241 :     2008-11-06 Ingo Feinerer <feinerer@logic.at>
242 :    
243 :     * R/AAA.R: Unify duplicated .onLoad function.
244 :    
245 : feinerer 868 2008-11-03 Ingo Feinerer <feinerer@logic.at>
246 :    
247 :     * DESCRIPTION (Suggests): Added Rmpi.
248 :    
249 : feinerer 866 2008-11-02 Ingo Feinerer <feinerer@logic.at>
250 :    
251 :     * R/source.R (getElem): Fix 'no visible binding' warning.
252 :    
253 :     * man/WeightFunction.Rd: Fix signature.
254 :    
255 : feinerer 865 2008-08-03 Ingo Feinerer <feinerer@logic.at>
256 :    
257 :     * R/weight.R: Introduce name abbreviations for weighting functions.
258 :    
259 : feinerer 861 2008-07-24 Ingo Feinerer <feinerer@logic.at>
260 :    
261 :     * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
262 :    
263 :     * R/cluster.R: Provide convenience functions for using a MPI
264 :     cluster.
265 :    
266 :     * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
267 :     available.
268 :    
269 :     * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
270 :     available.
271 :    
272 : feinerer 860 2008-07-17 Ingo Feinerer <feinerer@logic.at>
273 :    
274 :     * R/textdoccol.R (lapply): Removed debug print out.
275 :    
276 : feinerer 856 2008-06-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
277 :    
278 :     * R/reader.R (readRCV1): Improved meta data extraction from
279 :     Reuters Corpus Volume 1 documents.
280 :    
281 : feinerer 855 2008-05-25 Ingo Feinerer <h0125130@wu-wien.ac.at>
282 :    
283 :     * R/transform.R: Ensure that all mappings preserve multiline
284 :     structures.
285 :    
286 : feinerer 854 2008-05-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
287 :    
288 :     * R/filter.R: Every filter has now an attribute indicating whether
289 :     it sould be applied to document level (doclevel).
290 :    
291 :     * R/textdoccol.R (tmFilter): Set searchFullText as new default
292 :     filter.
293 :    
294 : feinerer 838 2008-04-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
295 :    
296 :     * R/transform.R (replacePatterns): Replaced removeWords by
297 :     replacePatterns. Suggested by Christian Buchta.
298 :    
299 :     * R/textdoccol.R (inspect): Improved formatting.
300 :    
301 : feinerer 836 2008-04-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
302 :    
303 :     * inst/CITATION: Updated JSS article information.
304 :    
305 :     * R/textdoccol.R (setAs): Added coerce method from list to
306 :     corpus.
307 :    
308 :     * R/meta.R (meta): Improved meta data handling.
309 :    
310 : feinerer 833 2008-03-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
311 :    
312 :     * R/textdoccol.R (materialize, tmMap): Improvements suggested by
313 :     Christian Buchta.
314 :    
315 :     * inst/CITATION: Added template to include JSS article reference.
316 :    
317 : feinerer 831 2008-03-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
318 :    
319 :     * R/textdoccol.R (tmMap): Introduced lazy mapping.
320 :    
321 : feinerer 832 * R/source.R: Added VectorSource.
322 :    
323 : feinerer 825 2008-02-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
324 :    
325 :     * man/: Language codes should be in ISO 639-1 format.
326 :    
327 : feinerer 826 * R/textdoccol.R (asPlain): Preserve local meta data.
328 :    
329 : feinerer 819 2008-01-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
330 :    
331 :     * R/textdoccol.R (writeCorpus): Function for writing a corpus
332 :     containing plain text documents to disk.
333 :    
334 : feinerer 817 2008-01-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
335 :    
336 :     * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
337 :     always set correctly.
338 :    
339 :     * R/textdoccol.R: Set load = TRUE as default for load on demand
340 :     since in most cases this is the wanted behaviour.
341 :    
342 : feinerer 816 2008-01-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
343 :    
344 :     * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
345 :    
346 :     * DESCRIPTION: Updated Version to 0.3 due to core name changes.
347 :    
348 : feinerer 813 2008-01-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
349 :    
350 :     * R/meta.R (meta): New function for consistent access to meta data
351 :     of document collections, repositories, and texts.
352 :    
353 : feinerer 810 2008-01-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
354 :    
355 :     * R/: Better support for encodings.
356 :    
357 : feinerer 808 2008-01-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
358 :    
359 :     * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
360 :     selection when no reader argument is given.
361 :    
362 : feinerer 807 2008-01-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
363 :    
364 :     * R/source.R (CSVSource): Now uses read.csv instead of scan
365 :     internally.
366 :    
367 : feinerer 806 2008-01-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
368 :    
369 :     * R/reader.R (getReaders): Returns available reader functions.
370 :    
371 :     * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
372 :     as default.
373 :    
374 : feinerer 802 2007-12-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
375 :    
376 :     * R/stopwords.R (stopwords): Shortened code, removed codetools
377 :     variable warnings.
378 :    
379 :     * man/: Documentation for showMeta, added an example for tmMap.
380 :    
381 :     * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
382 :     some minor typos fixed.
383 :    
384 : feinerer 801 2007-12-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
385 :    
386 :     * R/aobjects.R (showMeta): Added method for pretty printing a
387 :     text document's meta data.
388 :    
389 : feinerer 799 2007-11-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
390 :    
391 :     * R/textdoccol.R (TextDocCol): Better handling of empty
392 :     arguments.
393 :    
394 :     * NAMESPACE: Exported readDOC.
395 :    
396 : feinerer 800 * man/completeStems.Rd: Added an example.
397 :    
398 : feinerer 797 2007-11-18 Ingo Feinerer <h0125130@wu-wien.ac.at>
399 : feinerer 796
400 : feinerer 797 * R/stopwords.R (stopwords): Look up .dat files at every
401 :     call. Allows users to modify stopword .dat files interactively.
402 :    
403 :     2007-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
404 :    
405 : feinerer 796 * R/termdocmatrix.R (termFreq): Correct processing of empty
406 :     documents.
407 :    
408 : feinerer 795 2007-10-27 Ingo Feinerer <h0125130@wu-wien.ac.at>
409 :    
410 :     * man/: Updated documentation.
411 :    
412 : feinerer 790 2007-10-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
413 :    
414 : feinerer 793 * R/complete.R (completeStems): Completes (heuristically) word
415 :     stems.
416 :    
417 : feinerer 790 * R/termdocmatrix.R (TermDocMatrix2): New modular
418 :     constructor.
419 :    
420 :     * NAMESPACE: Exported termFreq.
421 :    
422 : feinerer 789 2007-10-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
423 :    
424 :     * R/reader.R (readDOC): Added MS Word reader (using antiword).
425 :    
426 : feinerer 788 2007-10-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
427 :    
428 :     * R/weight.R: Weighting functions for TermDocMatrix.
429 :    
430 : feinerer 785 2007-10-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
431 :    
432 :     * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
433 :     functions for accessing dimension, column, and row names.
434 :    
435 :     * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
436 :    
437 : feinerer 779 2007-09-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
438 :    
439 :     * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
440 :    
441 : feinerer 777 2007-08-28 Ingo Feinerer <h0125130@wu-wien.ac.at>
442 :    
443 :     * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
444 :    
445 : feinerer 776 2007-07-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
446 :    
447 :     * R/reader.R (readPDF): Removed manual checks for pdftotext and
448 :     pdfinfo. The system call gives a warning anyway.
449 :    
450 : feinerer 775 2007-07-28 Ingo Feinerer <h0125130@wu-wien.ac.at>
451 :    
452 :     * R/textdoccol.R (asPlain): Conversion from
453 :     StructuredTextDocuments to PlainTextDocuments.
454 :    
455 : feinerer 773 2007-07-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
456 :    
457 : feinerer 774 * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
458 :     for accessing term-document matrices.
459 :    
460 : feinerer 773 * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
461 :     are installed.
462 :    
463 : feinerer 770 2007-07-17 Ingo Feinerer <h0125130@wu-wien.ac.at>
464 :    
465 :     * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
466 :     Christian Buchta.
467 :    
468 : feinerer 768 2007-07-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
469 :    
470 :     * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
471 :    
472 : feinerer 766 2007-07-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
473 :    
474 : feinerer 767 * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
475 :    
476 : feinerer 766 * R/reader.R (readPDF): Added PDF reader.
477 :    
478 : feinerer 765 2007-07-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
479 :    
480 :     * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
481 :    
482 :     * inst/stopwords/english.dat: Added the term "yes" to stopwords.
483 :    
484 :     * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
485 :    
486 :     * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
487 :    
488 : feinerer 763 2007-07-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
489 :    
490 :     * R/distmeasure.R (dissimilarity): Replaced dists call from
491 :     package cba by new dist call from package proxy.
492 :    
493 : feinerer 761 2007-07-10 Ingo Feinerer <h0125130@wu-wien.ac.at>
494 :    
495 :     * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
496 :    
497 : feinerer 760 2007-06-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
498 :    
499 :     * R/termdocmatrix.R: require() uses the quietly option to suppress
500 :     loading messages.
501 :    
502 : feinerer 758 2007-06-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
503 :    
504 :     * R/dictionary.R: Added dictionary support.
505 :    
506 : feinerer 757 2007-06-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
507 :    
508 :     * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
509 :     documents. This simplifies some functions, e.g., asPlain.
510 :    
511 : feinerer 756 2007-06-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
512 :    
513 :     * inst/doc/tm.Rnw: Fixed some typos in vignette.
514 :    
515 : feinerer 755 2007-06-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
516 :    
517 :     * R/textdoccol.R (replaceWords): Added method to replace a set of
518 :     words by a single word. Useful for synonyms.
519 :    
520 : feinerer 754 2007-05-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
521 :    
522 :     * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
523 :    
524 : feinerer 752 2007-05-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
525 :    
526 :     * R/termdocmatrix.R (textvector): Small fix for dealing with empty
527 :     vectors. Thanks to Ariel Maguyon for his error report.
528 :     (removeSparseTerms): New function to remove columns from a
529 :     term-document matrix exceeding a sparse factor.
530 :    
531 : feinerer 751 2007-05-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
532 :    
533 :     * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
534 :    
535 : feinerer 750 2007-05-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
536 :    
537 :     * man/sFilter.Rd: Corrected documentation on statement format (use
538 :     '==' instead of '=').
539 :    
540 : feinerer 749 2007-05-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
541 :    
542 :     * R/aobjects.R (StructuredTextDocument): Inherits from
543 :     TextDocument.
544 :    
545 : feinerer 748 2007-05-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
546 :    
547 :     * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
548 :     on sparse matrices as proposed by Martin Maechler.
549 :    
550 : feinerer 747 2007-04-27 Ingo Feinerer <h0125130@wu-wien.ac.at>
551 :    
552 :     * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
553 :     \pkg{filehash} version makes them deprecated.
554 :    
555 : feinerer 744 2007-04-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
556 :    
557 :     * R/termdocmatrix.R (textvector): Stemming is now performed before
558 :     erasing stopwords.
559 :     (weightMatrix): Adapted to handle sparse matrices.
560 :     (TermDocMatrix): Sparse matrix is now efficiently built by
561 :     direct stepwise insertion of row values into it.
562 :    
563 : feinerer 741 2007-04-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
564 :    
565 :     * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
566 :     due to ongoing problems. For our purposes the latter is as useful
567 :     as the replaced package.
568 :    
569 : feinerer 738 2007-04-20 Ingo Feinerer <h0125130@wu-wien.ac.at>
570 :    
571 :     * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
572 :    
573 :     * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
574 :    
575 : feinerer 737 2007-04-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
576 :    
577 :     * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
578 :     languages with available stopwords.
579 :    
580 : feinerer 736 2007-04-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
581 :    
582 :     * inst/doc/tm.Rnw: Minor corrections in the vignette.
583 :    
584 : feinerer 731 2007-04-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
585 :    
586 : feinerer 732 * DESCRIPTION: Update to version 0.2, since a lot of new features
587 :     have been integrated.
588 : feinerer 731
589 : feinerer 732 * inst/stopwords: Updated existing stopwords and added stopwords
590 :     for various other languages.
591 :    
592 : feinerer 729 2007-04-10 Ingo Feinerer <h0125130@wu-wien.ac.at>
593 :    
594 : feinerer 730 * man/: Updated documentation.
595 :    
596 : feinerer 729 * Work/testDb.R: Script to test database stuff.
597 :    
598 :     * R/: Fixed various database related bugs. Seems to be rather
599 :     useable now, i.e., consider as alpha status for now.
600 :    
601 : feinerer 727 2007-04-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
602 :    
603 :     * R/: Fixed some bugs related to database support.
604 :    
605 : feinerer 726 2007-04-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
606 :    
607 :     * man/: Added a lot of examples to the manuals.
608 :    
609 : feinerer 725 2007-04-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
610 :    
611 :     * man/: Updated parts of the documentation.
612 :    
613 :     * R/textdoccol.R (asPlain): Added conversion from newsgroup
614 :     documents to plain text documents.
615 :    
616 : feinerer 722 2007-04-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
617 :    
618 : feinerer 724 * R/textdoccol.R: Finished experimental database support. Not yet
619 :     intensively tested.
620 :    
621 : feinerer 723 * R/source.R: Now each source has a default reader.
622 :    
623 : feinerer 722 * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
624 :     class anymore.
625 :    
626 :     * R/plaintextdoc.R: Custom show method for plain text documents.
627 :    
628 :     * R/aobjects.R: Added a class for structured text documents.
629 :    
630 :     * R/reader.R: Replaced remaining \code{parser} occurrences with
631 :     \code{reader}.
632 :    
633 :     * R/textdoccol.R (summary): Indent tags.
634 :    
635 : feinerer 725 * R/textdoccol.R (removePunctuation): Transform method to remove
636 : feinerer 722 punctuation marks.
637 :    
638 : feinerer 721 2007-03-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
639 :    
640 :     * R/textdoccol.R (sFilter): Simplified sFilter significantly by
641 :     using prescindMeta().
642 :    
643 : feinerer 719 2007-03-18 Ingo Feinerer <h0125130@wu-wien.ac.at>
644 :    
645 :     * R/textdoccol.R: Improved database support.
646 :    
647 : feinerer 717 2007-03-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
648 :    
649 : feinerer 718 * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
650 :    
651 : feinerer 717 * R/resolve.R (resolveISOcode): Extracts the language from a ISO
652 :     language code.
653 :    
654 :     * R/textdoccol.R (TextDocCol): Refactored several parser arguments
655 :     into parserControl argument.
656 :    
657 :     * R/aobjects.R (TextDocument): Introduced the "Language" slot.
658 :    
659 : feinerer 713 2007-03-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
660 :    
661 : feinerer 715 * Work/tmDataSetup.R: The datasets acq and crude can now be
662 :     created on the fly.
663 :    
664 : feinerer 713 * R/stopwords.R: Introduced a function returning the stopwords for
665 :     a given language (English, German and French at the moment)
666 :    
667 :     * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
668 :     otherwise falls back to Snowball package.
669 :    
670 : feinerer 711 2007-01-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
671 :    
672 :     * man/dissimilarity-methods.Rd: Make clear that any method offered
673 :     by "dists" from package "cba" can be used.
674 :    
675 : feinerer 708 2007-01-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
676 :    
677 : feinerer 710 * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
678 :     to Kurt's latex suggestion. Removed points and underscores in
679 :     variable names for consistent naming.
680 :    
681 : feinerer 708 * DESCRIPTION: Update to version 0.1-2.
682 :    
683 :     * man/TextRepository.Rd: Fixed bug in documentation.
684 :    
685 : feinerer 704 2007-01-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
686 :    
687 :     * DESCRIPTION: Update to version 0.1-1.
688 :    
689 : feinerer 702 2007-01-09 Ingo Feinerer <h0125130@wu-wien.ac.at>
690 :    
691 :     * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
692 :     wordStem.
693 :    
694 : feinerer 698 2007-01-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
695 :    
696 :     * R/: Changes due to Kurt's review.
697 :    
698 : feinerer 694 2006-12-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
699 :    
700 :     * R/: Implemented improvements based upon comments by David
701 :     Meyer.
702 :    
703 : feinerer 691 2006-12-17 Ingo Feinerer <h0125130@wu-wien.ac.at>
704 :    
705 :     * inst/doc/: Rewrote vignette.
706 :    
707 :     * man/: Improved documentation.
708 :    
709 : feinerer 690 2006-12-16 Ingo Feinerer <h0125130@wu-wien.ac.at>
710 :    
711 :     * man/: Updated documentation.
712 :    
713 :     * DESCRIPTION: Changed package name to "tm". Updated version to
714 :     0.1 for first CRAN release.
715 :    
716 :     * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
717 :     list archive example.
718 :    
719 :     * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
720 :     archive example.
721 :    
722 :     * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
723 :     from (several mails per box) mbox format to (single mail per file)
724 :     eml format.
725 :    
726 : feinerer 689 2006-12-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
727 :    
728 :     * data/crude.rda: Rebuilt.
729 :    
730 :     * data/acq.rda: Rebuilt.
731 :    
732 :     * R/reader.R: Factored out reader and parser methods from
733 :     textdoccol.R.
734 :    
735 :     * R/source.R: Factored out Source methods from aobjects.R and
736 :     textdoccol.R.
737 :     (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
738 :     feeds.
739 :    
740 :     * R/textdoccol.R (DirSource): Added support for recursive
741 :     traversal of directories.
742 :    
743 :     2006-12-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
744 :    
745 :     * R/textdoccol.R ([[): Loads the document corpus automatically
746 :     into memory upon access.
747 :     (tm_transform, tm_filter): Removed several checks whether the
748 :     document is already loaded ([[ ensures this now).
749 :     (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
750 :     mailing list archive.
751 :    
752 :     2006-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
753 :    
754 :     * R/aobjects.R (TextDocument): Is now a virtual class.
755 :     (Source): Is now a virtual class.
756 :    
757 :     2006-12-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
758 :    
759 :     * R/textdoccol.R (c): Support for an arbitrary number of document
760 :     collections.
761 :    
762 : feinerer 77 2006-11-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
763 :    
764 :     * R/textrepo.R: Updated TextRepository (constructor), append_elem,
765 :     append_meta and remove_meta.
766 :    
767 :     * R/textdoccol.R: Removed modify_metadata method.
768 :    
769 :     * R/textrepo.R: Removed modify_metadata method.
770 :    
771 :     * R/textdoccol.R (remove_meta): Supports removal of document
772 :     collection metadata and document (= in data frame) metadata.
773 :    
774 : feinerer 76 2006-11-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
775 :    
776 :     * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
777 :    
778 :     * data/crude.rda: Rebuilt.
779 :    
780 :     * data/acq.rda: Rebuilt.
781 :    
782 :     * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
783 :    
784 :     * R/textdoccol.R ([): Bug fix for subsetting a document
785 :     collection's data frame.
786 :    
787 : feinerer 75 2006-11-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
788 :    
789 :     * R/textdoccol.R: Bug fixes in s_filter. Added full query support
790 :     to s_filter.
791 :    
792 :     * R/textdoccol.R: Local text documents' metadata can now be copied
793 :     to a document collection's data frame with prescind_meta.
794 :    
795 : feinerer 73 2006-11-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
796 :    
797 : feinerer 74 * R/: Text documents' slot metadata is now accessible in s_filter.
798 :    
799 : feinerer 73 * R/: Rewrote s_filter function (has still some restrictions).
800 :    
801 : feinerer 72 2006-11-20 Ingo Feinerer <h0125130@wu-wien.ac.at>
802 :    
803 :     * R/: Various fixes in handling metadata.
804 :    
805 :     * R/: Added update mechanism for text document collections.
806 :    
807 : feinerer 71 2006-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
808 :    
809 :     * R/: Merging of document collections now creates a binary tree
810 :     for reconstructing merged document collections.
811 :    
812 :     * R/: Redesign of metadata for document collections.
813 :    
814 : feinerer 70 2006-11-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
815 :    
816 :     * R/: Messages now use \code{ngettext}.
817 :    
818 : feinerer 69 2006-11-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
819 :    
820 :     * R/: Added functions for modifying and removing metadata.
821 :    
822 : feinerer 67 2006-11-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
823 :    
824 :     * man/: Updated some documentation.
825 :    
826 :     * R/: Corrected some connection issues.
827 :    
828 :     * inst/doc: Worked on the vignette.
829 :    
830 : feinerer 65 2006-10-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
831 :    
832 : feinerer 66 * inst/: Added texts and started vignette.
833 :    
834 : feinerer 65 * R/: Final changes based upon David's comments.
835 :    
836 : feinerer 64 2006-10-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
837 :    
838 :     * NAMESPACE: Corrected exports (generic methods need exportMethods
839 :     directives!).
840 :    
841 : feinerer 63 2006-10-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
842 :    
843 :     * R/: Modified the TextDocCol constructur and various parsers. It
844 :     is now modular and supports various file formats via plugins (see
845 :     the new "Source" class).
846 :    
847 : feinerer 62 2006-10-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
848 :    
849 :     * man/: Revised documentation after previous code changes.
850 :    
851 : feinerer 61 2006-10-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
852 :    
853 :     * R/: Remaining changes as discussed with David.
854 :    
855 : feinerer 60 2006-10-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
856 :    
857 :     * R/: Some changes as suggested by David. The rest will follow
858 :     within the next days.
859 :    
860 : feinerer 59 2006-09-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
861 :    
862 :     * man/: Finished documentation.
863 :    
864 : feinerer 58 2006-09-25 Ingo Feinerer <h0125130@wu-wien.ac.at>
865 :    
866 :     * man/: Wrote some documentation.
867 :    
868 : feinerer 56 2006-09-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
869 :    
870 :     * R/: Further syntactic sugar in form of additional assignment and
871 :     accessor methods.
872 :    
873 : feinerer 54 2006-09-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
874 :    
875 :     * R/: Syntactic sugar in form of "length", "show" and "summary"
876 : feinerer 56 operators.
877 : feinerer 54
878 : feinerer 53 2006-08-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
879 :    
880 :     * R/: Diverse updates. Mainly on default operators ("[" or "c")
881 :     and dissimilarities.
882 :    
883 : feinerer 52 2006-08-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
884 :    
885 :     * R/: Added similarity functions.
886 :    
887 :     * data/: Added english stopwords.
888 :    
889 : feinerer 50 2006-08-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
890 :    
891 : feinerer 51 * data/: Examples compiled for new features
892 :    
893 :     * R/: Changes due to new structure.
894 :    
895 : feinerer 50 * NAMESPACE: Corrected namespace to reflect new structure.
896 :    
897 :     * R/termdocmatrix.R: Adapted for new naming scheme.
898 :    
899 : feinerer 49 2006-08-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
900 :    
901 :     * R/textdoccol.R: Adapted code for new class structure. Wrote
902 :     several transform and filter functions operating on text document
903 :     collections (alias text document databases).
904 :    
905 :     * R/aobjects.R: Adapted class structure with inheritance,
906 :     repositories and additional meta data. Loading files on demand is
907 :     now possible.
908 :    
909 : feinerer 48 2006-07-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
910 :    
911 :     * R/: Some cosmetic cleanups.
912 :    
913 :     * inst/: Removed vignette on clustering. That and much more is now
914 :     described in the JSS paper on text mining. Based upon that
915 :     article an elaborated vignette will be incorporated in the future.
916 :    
917 : feinerer 42 2006-07-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
918 :    
919 :     * R/: Updated generic S4 methods to comply with signature changes
920 :     in newer versions of R (> 2.3)
921 :    
922 : feinerer 41 2006-03-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
923 :    
924 :     * ext/R/importRIS.R: Automatic RIS import is now possible.
925 :    
926 : feinerer 40 2006-02-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
927 :    
928 :     * R/textdoccol.R: Added RIS HTML input format.
929 :    
930 : feinerer 39 2006-01-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
931 :    
932 :     * R/textdoccol.R: Removed bug that caused invalid text document
933 :     collections when handling many input files.
934 :    
935 : feinerer 36 2006-01-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
936 :    
937 : feinerer 37 * R/textdoccol.R: Restructured and extended file import
938 :     mechanism.
939 :    
940 : feinerer 36 * inst/doc/clustering.Rnw: Adapted vignette for use with
941 :     ReutNews.rda
942 :    
943 :     * man/ReutNews.Rd: Documentation for ReutNews.rda
944 :    
945 :     * data/ReutNews.rda: A tiny Reuters21578 example data set.
946 :    
947 : feinerer 34 2005-12-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
948 :    
949 :     * inst/doc/clustering.Rnw: Wrote a small vignette to present the
950 :     clustering facilities of this package.
951 :    
952 : feinerer 33 2005-12-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
953 :    
954 :     * R/aobjects.R: Changed package document structure to avoid class
955 :     dependency problems.
956 :    
957 : feinerer 28 2005-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
958 :    
959 : feinerer 799 * Wrote a script for the ModLewis Split for the Reuters-21578 XML
960 : feinerer 29 data set.
961 :    
962 : feinerer 799 * Finished documentation and reordered directory structure. Now "R
963 : feinerer 28 CMD check textmin" works without errors.
964 :    
965 : feinerer 27 2005-12-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
966 :    
967 :     * src/: Various splits can now be easily created for the
968 :     Reuters21578 data set.
969 :    
970 : feinerer 26 2005-12-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
971 :    
972 : feinerer 799 * Updated documentation
973 : feinerer 26
974 : feinerer 25 2005-11-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
975 :    
976 : feinerer 799 * Wrote R documentation for some classes and methods.
977 : feinerer 25
978 : feinerer 21 2005-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
979 :    
980 : feinerer 22 * R/textdoccol.R: Constructor of textdoccol allows import of CSV
981 :     files. See the questionnaire data/Umfrage.csv for such an example.
982 : feinerer 23 We are now able to import files in Reuters-21578 XML format.
983 : feinerer 22
984 : feinerer 799 * Changed class interfaces in various files. Weighting of the text
985 : feinerer 21 matrix is now possible.
986 :    
987 : feinerer 20 2005-11-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
988 :    
989 :     * R/textdoccol.R: One can build term-document matrices if
990 :     nessecary (with buildTDM(...)) and fill the field tdm from a text
991 :     document collection with it.
992 :    
993 :     * R/textmatrix.R: Wrote S4 class for term-document matrices.
994 :    
995 : feinerer 19 2005-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
996 :    
997 :     * R/textdoccol.R: We now can read in a whole XML file with several
998 :     news items.
999 :    
1000 : feinerer 17 2005-11-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
1001 :    
1002 :     * R/textdoccol.R: Set up an S4 class for a collection of text
1003 :     documents. A first attempt to read in XML input (like the RCV1
1004 :     set) was made.
1005 :    
1006 :     * R/textdocument.R: Set up an S4 class for text documents. Wrote
1007 :     some accessor functions.
1008 :    
1009 :     * data/newsitem.xml: Added this XML file for testing purposes. It
1010 :     contains a single news item from the Reuters Corpus Volume 1
1011 :     (RCV1) XML set.
1012 :    
1013 : feinerer 16 2005-10-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
1014 :    
1015 :     * R/textmatrix.R (textmatrix): Removed the transpose of the original
1016 :     textmatrix as k-means clustering provided by R (kmeans) now works on
1017 :     this textmatrix. The result is a k-means text clustering with a
1018 :     similarity measure based upon word frequences.
1019 :    
1020 :     2005-10-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
1021 :    
1022 :     * R/textmatrix.R: Adapted the preprocessing code from the R
1023 :     package "lsa" written by Fridolin Wild to build a document text matrix.
1024 :    
1025 :     2005-10-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
1026 :    
1027 : feinerer 799 * Set up the R Text Mining Package infrastructure.

root@r-forge.r-project.org
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