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

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