SCM

SCM Repository

[tm] Annotation of /pkg/ChangeLog
ViewVC logotype

Annotation of /pkg/ChangeLog

Parent Directory Parent Directory | Revision Log Revision Log


Revision 954 - (view) (download)

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

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