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Annotation of /pkg/ChangeLog

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Revision 1007 - (view) (download)

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

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