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

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