SCM

SCM Repository

[tm] Annotation of /pkg/ChangeLog
ViewVC logotype

Annotation of /pkg/ChangeLog

Parent Directory Parent Directory | Revision Log Revision Log


Revision 1022 - (view) (download)

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

root@r-forge.r-project.org
ViewVC Help
Powered by ViewVC 1.0.0  
Thanks to:
Vienna University of Economics and Business Powered By FusionForge