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Annotation of /pkg/ChangeLog

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Revision 895 - (view) (download)

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

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