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Annotation of /pkg/ChangeLog

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Revision 1010 - (view) (download)

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

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