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

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