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