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

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