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trunk/R/trunk/ChangeLog revision 37, Wed Jan 11 17:49:17 2006 UTC trunk/tm/ChangeLog revision 877, Tue Dec 16 11:31:47 2008 UTC
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1    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
4    
5    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
6    
7            * R/source.R (DataframeSource): New source class for data frames.
8    
9            * R/source.R: Fixed non-standard call evaluation.
10    
11    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
12    
13            * R/source.R (URISource): New source class for a single document.
14    
15    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
16    
17            * R/source.R: Refactoring.
18    
19    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
20    
21            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
22            Rmpi installations more gracefully.
23    
24    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
25    
26            * R/source.R (Source): Add Length slot.
27    
28    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
29    
30            * R/AAA.R: Unify duplicated .onLoad function.
31    
32    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
33    
34            * DESCRIPTION (Suggests): Added Rmpi.
35    
36    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
37    
38            * R/source.R (getElem): Fix 'no visible binding' warning.
39    
40            * man/WeightFunction.Rd: Fix signature.
41    
42    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
43    
44            * R/weight.R: Introduce name abbreviations for weighting functions.
45    
46    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
47    
48            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
49    
50            * R/cluster.R: Provide convenience functions for using a MPI
51            cluster.
52    
53            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
54            available.
55    
56            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
57            available.
58    
59    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
60    
61            * R/textdoccol.R (lapply): Removed debug print out.
62    
63    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
64    
65            * R/reader.R (readRCV1): Improved meta data extraction from
66            Reuters Corpus Volume 1 documents.
67    
68    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
69    
70            * R/transform.R: Ensure that all mappings preserve multiline
71            structures.
72    
73    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
74    
75            * R/filter.R: Every filter has now an attribute indicating whether
76            it sould be applied to document level (doclevel).
77    
78            * R/textdoccol.R (tmFilter): Set searchFullText as new default
79            filter.
80    
81    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
82    
83            * R/transform.R (replacePatterns): Replaced removeWords by
84            replacePatterns. Suggested by Christian Buchta.
85    
86            * R/textdoccol.R (inspect): Improved formatting.
87    
88    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
89    
90            * inst/CITATION: Updated JSS article information.
91    
92            * R/textdoccol.R (setAs): Added coerce method from list to
93            corpus.
94    
95            * R/meta.R (meta): Improved meta data handling.
96    
97    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
98    
99            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
100            Christian Buchta.
101    
102            * inst/CITATION: Added template to include JSS article reference.
103    
104    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
105    
106            * R/textdoccol.R (tmMap): Introduced lazy mapping.
107    
108            * R/source.R: Added VectorSource.
109    
110    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
111    
112            * man/: Language codes should be in ISO 639-1 format.
113    
114            * R/textdoccol.R (asPlain): Preserve local meta data.
115    
116    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
117    
118            * R/textdoccol.R (writeCorpus): Function for writing a corpus
119            containing plain text documents to disk.
120    
121    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
122    
123            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
124            always set correctly.
125    
126            * R/textdoccol.R: Set load = TRUE as default for load on demand
127            since in most cases this is the wanted behaviour.
128    
129    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
130    
131            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
132    
133            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
134    
135    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
136    
137            * R/meta.R (meta): New function for consistent access to meta data
138            of document collections, repositories, and texts.
139    
140    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
141    
142            * R/: Better support for encodings.
143    
144    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
145    
146            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
147            selection when no reader argument is given.
148    
149    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
150    
151            * R/source.R (CSVSource): Now uses read.csv instead of scan
152            internally.
153    
154    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
155    
156            * R/reader.R (getReaders): Returns available reader functions.
157    
158            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
159            as default.
160    
161    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
162    
163            * R/stopwords.R (stopwords): Shortened code, removed codetools
164            variable warnings.
165    
166            * man/: Documentation for showMeta, added an example for tmMap.
167    
168            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
169            some minor typos fixed.
170    
171    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
172    
173            * R/aobjects.R (showMeta): Added method for pretty printing a
174            text document's meta data.
175    
176    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
177    
178            * R/textdoccol.R (TextDocCol): Better handling of empty
179            arguments.
180    
181            * NAMESPACE: Exported readDOC.
182    
183            * man/completeStems.Rd: Added an example.
184    
185    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
186    
187            * R/stopwords.R (stopwords): Look up .dat files at every
188            call. Allows users to modify stopword .dat files interactively.
189    
190    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
191    
192            * R/termdocmatrix.R (termFreq): Correct processing of empty
193            documents.
194    
195    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
196    
197            * man/: Updated documentation.
198    
199    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
200    
201            * R/complete.R (completeStems): Completes (heuristically) word
202            stems.
203    
204            * R/termdocmatrix.R (TermDocMatrix2): New modular
205            constructor.
206    
207            * NAMESPACE: Exported termFreq.
208    
209    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
210    
211            * R/reader.R (readDOC): Added MS Word reader (using antiword).
212    
213    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
214    
215            * R/weight.R: Weighting functions for TermDocMatrix.
216    
217    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
218    
219            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
220            functions for accessing dimension, column, and row names.
221    
222            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
223    
224    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
225    
226            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
227    
228    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
229    
230            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
231    
232    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
233    
234            * R/reader.R (readPDF): Removed manual checks for pdftotext and
235            pdfinfo. The system call gives a warning anyway.
236    
237    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
238    
239            * R/textdoccol.R (asPlain): Conversion from
240            StructuredTextDocuments to PlainTextDocuments.
241    
242    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
243    
244            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
245            for accessing term-document matrices.
246    
247            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
248            are installed.
249    
250    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
251    
252            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
253            Christian Buchta.
254    
255    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
256    
257            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
258    
259    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
260    
261            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
262    
263            * R/reader.R (readPDF): Added PDF reader.
264    
265    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
266    
267            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
268    
269            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
270    
271            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
272    
273            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
274    
275    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
276    
277            * R/distmeasure.R (dissimilarity): Replaced dists call from
278            package cba by new dist call from package proxy.
279    
280    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
281    
282            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
283    
284    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
285    
286            * R/termdocmatrix.R: require() uses the quietly option to suppress
287            loading messages.
288    
289    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
290    
291            * R/dictionary.R: Added dictionary support.
292    
293    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
294    
295            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
296            documents. This simplifies some functions, e.g., asPlain.
297    
298    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
299    
300            * inst/doc/tm.Rnw: Fixed some typos in vignette.
301    
302    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
303    
304            * R/textdoccol.R (replaceWords): Added method to replace a set of
305            words by a single word. Useful for synonyms.
306    
307    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
308    
309            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
310    
311    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
312    
313            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
314            vectors. Thanks to Ariel Maguyon for his error report.
315            (removeSparseTerms): New function to remove columns from a
316            term-document matrix exceeding a sparse factor.
317    
318    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
319    
320            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
321    
322    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
323    
324            * man/sFilter.Rd: Corrected documentation on statement format (use
325            '==' instead of '=').
326    
327    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
328    
329            * R/aobjects.R (StructuredTextDocument): Inherits from
330            TextDocument.
331    
332    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
333    
334            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
335            on sparse matrices as proposed by Martin Maechler.
336    
337    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
338    
339            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
340            \pkg{filehash} version makes them deprecated.
341    
342    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
343    
344            * R/termdocmatrix.R (textvector): Stemming is now performed before
345            erasing stopwords.
346            (weightMatrix): Adapted to handle sparse matrices.
347            (TermDocMatrix): Sparse matrix is now efficiently built by
348            direct stepwise insertion of row values into it.
349    
350    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
351    
352            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
353            due to ongoing problems. For our purposes the latter is as useful
354            as the replaced package.
355    
356    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
357    
358            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
359    
360            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
361    
362    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
363    
364            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
365            languages with available stopwords.
366    
367    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
368    
369            * inst/doc/tm.Rnw: Minor corrections in the vignette.
370    
371    2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
372    
373            * DESCRIPTION: Update to version 0.2, since a lot of new features
374            have been integrated.
375    
376            * inst/stopwords: Updated existing stopwords and added stopwords
377            for various other languages.
378    
379    2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
380    
381            * man/: Updated documentation.
382    
383            * Work/testDb.R: Script to test database stuff.
384    
385            * R/: Fixed various database related bugs. Seems to be rather
386            useable now, i.e., consider as alpha status for now.
387    
388    2007-04-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
389    
390            * R/: Fixed some bugs related to database support.
391    
392    2007-04-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
393    
394            * man/: Added a lot of examples to the manuals.
395    
396    2007-04-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
397    
398            * man/: Updated parts of the documentation.
399    
400            * R/textdoccol.R (asPlain): Added conversion from newsgroup
401            documents to plain text documents.
402    
403    2007-04-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
404    
405            * R/textdoccol.R: Finished experimental database support. Not yet
406            intensively tested.
407    
408            * R/source.R: Now each source has a default reader.
409    
410            * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
411            class anymore.
412    
413            * R/plaintextdoc.R: Custom show method for plain text documents.
414    
415            * R/aobjects.R: Added a class for structured text documents.
416    
417            * R/reader.R: Replaced remaining \code{parser} occurrences with
418            \code{reader}.
419    
420            * R/textdoccol.R (summary): Indent tags.
421    
422            * R/textdoccol.R (removePunctuation): Transform method to remove
423            punctuation marks.
424    
425    2007-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
426    
427            * R/textdoccol.R (sFilter): Simplified sFilter significantly by
428            using prescindMeta().
429    
430    2007-03-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
431    
432            * R/textdoccol.R: Improved database support.
433    
434    2007-03-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
435    
436            * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
437    
438            * R/resolve.R (resolveISOcode): Extracts the language from a ISO
439            language code.
440    
441            * R/textdoccol.R (TextDocCol): Refactored several parser arguments
442            into parserControl argument.
443    
444            * R/aobjects.R (TextDocument): Introduced the "Language" slot.
445    
446    2007-03-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
447    
448            * Work/tmDataSetup.R: The datasets acq and crude can now be
449            created on the fly.
450    
451            * R/stopwords.R: Introduced a function returning the stopwords for
452            a given language (English, German and French at the moment)
453    
454            * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
455            otherwise falls back to Snowball package.
456    
457    2007-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
458    
459            * man/dissimilarity-methods.Rd: Make clear that any method offered
460            by "dists" from package "cba" can be used.
461    
462    2007-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
463    
464            * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
465            to Kurt's latex suggestion. Removed points and underscores in
466            variable names for consistent naming.
467    
468            * DESCRIPTION: Update to version 0.1-2.
469    
470            * man/TextRepository.Rd: Fixed bug in documentation.
471    
472    2007-01-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
473    
474            * DESCRIPTION: Update to version 0.1-1.
475    
476    2007-01-09  Ingo Feinerer  <h0125130@wu-wien.ac.at>
477    
478            * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
479            wordStem.
480    
481    2007-01-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
482    
483            * R/: Changes due to Kurt's review.
484    
485    2006-12-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
486    
487            * R/: Implemented improvements based upon comments by David
488            Meyer.
489    
490    2006-12-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
491    
492            * inst/doc/: Rewrote vignette.
493    
494            * man/: Improved documentation.
495    
496    2006-12-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
497    
498            * man/: Updated documentation.
499    
500            * DESCRIPTION: Changed package name to "tm". Updated version to
501            0.1 for first CRAN release.
502    
503            * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
504            list archive example.
505    
506            * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
507            archive example.
508    
509            * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
510            from (several mails per box) mbox format to (single mail per file)
511            eml format.
512    
513    2006-12-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
514    
515            * data/crude.rda: Rebuilt.
516    
517            * data/acq.rda: Rebuilt.
518    
519            * R/reader.R: Factored out reader and parser methods from
520            textdoccol.R.
521    
522            * R/source.R: Factored out Source methods from aobjects.R and
523            textdoccol.R.
524            (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
525            feeds.
526    
527            * R/textdoccol.R (DirSource): Added support for recursive
528            traversal of directories.
529    
530    2006-12-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
531    
532            * R/textdoccol.R ([[): Loads the document corpus automatically
533            into memory upon access.
534            (tm_transform, tm_filter): Removed several checks whether the
535            document is already loaded ([[ ensures this now).
536            (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
537            mailing list archive.
538    
539    2006-12-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
540    
541            * R/aobjects.R (TextDocument): Is now a virtual class.
542            (Source): Is now a virtual class.
543    
544    2006-12-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
545    
546            * R/textdoccol.R (c): Support for an arbitrary number of document
547            collections.
548    
549    2006-11-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
550    
551            * R/textrepo.R: Updated TextRepository (constructor), append_elem,
552            append_meta and remove_meta.
553    
554            * R/textdoccol.R: Removed modify_metadata method.
555    
556            * R/textrepo.R: Removed modify_metadata method.
557    
558            * R/textdoccol.R (remove_meta): Supports removal of document
559            collection metadata and document (= in data frame) metadata.
560    
561    2006-11-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
562    
563            * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
564    
565            * data/crude.rda: Rebuilt.
566    
567            * data/acq.rda: Rebuilt.
568    
569            * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
570    
571            * R/textdoccol.R ([): Bug fix for subsetting a document
572            collection's data frame.
573    
574    2006-11-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
575    
576            * R/textdoccol.R: Bug fixes in s_filter. Added full query support
577            to s_filter.
578    
579            * R/textdoccol.R: Local text documents' metadata can now be copied
580            to a document collection's data frame with prescind_meta.
581    
582    2006-11-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
583    
584            * R/: Text documents' slot metadata is now accessible in s_filter.
585    
586            * R/: Rewrote s_filter function (has still some restrictions).
587    
588    2006-11-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
589    
590            * R/: Various fixes in handling metadata.
591    
592            * R/: Added update mechanism for text document collections.
593    
594    2006-11-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
595    
596            * R/: Merging of document collections now creates a binary tree
597            for reconstructing merged document collections.
598    
599            * R/: Redesign of metadata for document collections.
600    
601    2006-11-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
602    
603            * R/: Messages now use \code{ngettext}.
604    
605    2006-11-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
606    
607            * R/: Added functions for modifying and removing metadata.
608    
609    2006-11-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
610    
611            * man/: Updated some documentation.
612    
613            * R/: Corrected some connection issues.
614    
615            * inst/doc: Worked on the vignette.
616    
617    2006-10-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
618    
619            * inst/: Added texts and started vignette.
620    
621            * R/: Final changes based upon David's comments.
622    
623    2006-10-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
624    
625            * NAMESPACE: Corrected exports (generic methods need exportMethods
626            directives!).
627    
628    2006-10-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
629    
630            * R/: Modified the TextDocCol constructur and various parsers. It
631            is now modular and supports various file formats via plugins (see
632            the new "Source" class).
633    
634    2006-10-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
635    
636            * man/: Revised documentation after previous code changes.
637    
638    2006-10-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
639    
640            * R/: Remaining changes as discussed with David.
641    
642    2006-10-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
643    
644            * R/: Some changes as suggested by David. The rest will follow
645            within the next days.
646    
647    2006-09-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
648    
649            * man/: Finished documentation.
650    
651    2006-09-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
652    
653            * man/: Wrote some documentation.
654    
655    2006-09-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
656    
657            * R/: Further syntactic sugar in form of additional assignment and
658            accessor methods.
659    
660    2006-09-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
661    
662            * R/: Syntactic sugar in form of "length", "show" and "summary"
663            operators.
664    
665    2006-08-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
666    
667            * R/: Diverse updates. Mainly on default operators ("[" or "c")
668            and dissimilarities.
669    
670    2006-08-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
671    
672            * R/: Added similarity functions.
673    
674            * data/: Added english stopwords.
675    
676    2006-08-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
677    
678            * data/: Examples compiled for new features
679    
680            * R/: Changes due to new structure.
681    
682            * NAMESPACE: Corrected namespace to reflect new structure.
683    
684            * R/termdocmatrix.R: Adapted for new naming scheme.
685    
686    2006-08-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
687    
688            * R/textdoccol.R: Adapted code for new class structure. Wrote
689            several transform and filter functions operating on text document
690            collections (alias text document databases).
691    
692            * R/aobjects.R: Adapted class structure with inheritance,
693            repositories and additional meta data. Loading files on demand is
694            now possible.
695    
696    2006-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
697    
698            * R/: Some cosmetic cleanups.
699    
700            * inst/: Removed vignette on clustering. That and much more is now
701            described in the JSS paper on text mining. Based upon that
702            article an elaborated vignette will be incorporated in the future.
703    
704    2006-07-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
705    
706            * R/: Updated generic S4 methods to comply with signature changes
707            in newer versions of R (> 2.3)
708    
709    2006-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
710    
711            * ext/R/importRIS.R: Automatic RIS import is now possible.
712    
713    2006-02-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
714    
715            * R/textdoccol.R: Added RIS HTML input format.
716    
717    2006-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
718    
719            * R/textdoccol.R: Removed bug that caused invalid text document
720            collections when handling many input files.
721    
722  2006-01-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2006-01-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
723    
724          * R/textdoccol.R: Restructured and extended file import          * R/textdoccol.R: Restructured and extended file import

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