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trunk/R/trunk/ChangeLog revision 27, Sun Dec 4 15:30:18 2005 UTC trunk/tm/ChangeLog revision 865, Sun Aug 3 13:20:22 2008 UTC
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1    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/weight.R: Introduce name abbreviations for weighting functions.
4    
5    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
6    
7            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
8    
9            * R/cluster.R: Provide convenience functions for using a MPI
10            cluster.
11    
12            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
13            available.
14    
15            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
16            available.
17    
18    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
19    
20            * R/textdoccol.R (lapply): Removed debug print out.
21    
22    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
23    
24            * R/reader.R (readRCV1): Improved meta data extraction from
25            Reuters Corpus Volume 1 documents.
26    
27    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
28    
29            * R/transform.R: Ensure that all mappings preserve multiline
30            structures.
31    
32    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
33    
34            * R/filter.R: Every filter has now an attribute indicating whether
35            it sould be applied to document level (doclevel).
36    
37            * R/textdoccol.R (tmFilter): Set searchFullText as new default
38            filter.
39    
40    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
41    
42            * R/transform.R (replacePatterns): Replaced removeWords by
43            replacePatterns. Suggested by Christian Buchta.
44    
45            * R/textdoccol.R (inspect): Improved formatting.
46    
47    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
48    
49            * inst/CITATION: Updated JSS article information.
50    
51            * R/textdoccol.R (setAs): Added coerce method from list to
52            corpus.
53    
54            * R/meta.R (meta): Improved meta data handling.
55    
56    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
57    
58            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
59            Christian Buchta.
60    
61            * inst/CITATION: Added template to include JSS article reference.
62    
63    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
64    
65            * R/textdoccol.R (tmMap): Introduced lazy mapping.
66    
67            * R/source.R: Added VectorSource.
68    
69    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
70    
71            * man/: Language codes should be in ISO 639-1 format.
72    
73            * R/textdoccol.R (asPlain): Preserve local meta data.
74    
75    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
76    
77            * R/textdoccol.R (writeCorpus): Function for writing a corpus
78            containing plain text documents to disk.
79    
80    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
81    
82            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
83            always set correctly.
84    
85            * R/textdoccol.R: Set load = TRUE as default for load on demand
86            since in most cases this is the wanted behaviour.
87    
88    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
89    
90            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
91    
92            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
93    
94    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
95    
96            * R/meta.R (meta): New function for consistent access to meta data
97            of document collections, repositories, and texts.
98    
99    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
100    
101            * R/: Better support for encodings.
102    
103    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
104    
105            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
106            selection when no reader argument is given.
107    
108    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
109    
110            * R/source.R (CSVSource): Now uses read.csv instead of scan
111            internally.
112    
113    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
114    
115            * R/reader.R (getReaders): Returns available reader functions.
116    
117            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
118            as default.
119    
120    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
121    
122            * R/stopwords.R (stopwords): Shortened code, removed codetools
123            variable warnings.
124    
125            * man/: Documentation for showMeta, added an example for tmMap.
126    
127            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
128            some minor typos fixed.
129    
130    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
131    
132            * R/aobjects.R (showMeta): Added method for pretty printing a
133            text document's meta data.
134    
135    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
136    
137            * R/textdoccol.R (TextDocCol): Better handling of empty
138            arguments.
139    
140            * NAMESPACE: Exported readDOC.
141    
142            * man/completeStems.Rd: Added an example.
143    
144    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
145    
146            * R/stopwords.R (stopwords): Look up .dat files at every
147            call. Allows users to modify stopword .dat files interactively.
148    
149    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
150    
151            * R/termdocmatrix.R (termFreq): Correct processing of empty
152            documents.
153    
154    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
155    
156            * man/: Updated documentation.
157    
158    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
159    
160            * R/complete.R (completeStems): Completes (heuristically) word
161            stems.
162    
163            * R/termdocmatrix.R (TermDocMatrix2): New modular
164            constructor.
165    
166            * NAMESPACE: Exported termFreq.
167    
168    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
169    
170            * R/reader.R (readDOC): Added MS Word reader (using antiword).
171    
172    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
173    
174            * R/weight.R: Weighting functions for TermDocMatrix.
175    
176    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
177    
178            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
179            functions for accessing dimension, column, and row names.
180    
181            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
182    
183    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
184    
185            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
186    
187    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
188    
189            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
190    
191    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
192    
193            * R/reader.R (readPDF): Removed manual checks for pdftotext and
194            pdfinfo. The system call gives a warning anyway.
195    
196    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
197    
198            * R/textdoccol.R (asPlain): Conversion from
199            StructuredTextDocuments to PlainTextDocuments.
200    
201    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
202    
203            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
204            for accessing term-document matrices.
205    
206            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
207            are installed.
208    
209    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
210    
211            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
212            Christian Buchta.
213    
214    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
215    
216            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
217    
218    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
219    
220            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
221    
222            * R/reader.R (readPDF): Added PDF reader.
223    
224    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
225    
226            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
227    
228            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
229    
230            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
231    
232            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
233    
234    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
235    
236            * R/distmeasure.R (dissimilarity): Replaced dists call from
237            package cba by new dist call from package proxy.
238    
239    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
240    
241            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
242    
243    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
244    
245            * R/termdocmatrix.R: require() uses the quietly option to suppress
246            loading messages.
247    
248    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
249    
250            * R/dictionary.R: Added dictionary support.
251    
252    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
253    
254            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
255            documents. This simplifies some functions, e.g., asPlain.
256    
257    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
258    
259            * inst/doc/tm.Rnw: Fixed some typos in vignette.
260    
261    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
262    
263            * R/textdoccol.R (replaceWords): Added method to replace a set of
264            words by a single word. Useful for synonyms.
265    
266    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
267    
268            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
269    
270    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
271    
272            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
273            vectors. Thanks to Ariel Maguyon for his error report.
274            (removeSparseTerms): New function to remove columns from a
275            term-document matrix exceeding a sparse factor.
276    
277    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
278    
279            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
280    
281    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
282    
283            * man/sFilter.Rd: Corrected documentation on statement format (use
284            '==' instead of '=').
285    
286    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
287    
288            * R/aobjects.R (StructuredTextDocument): Inherits from
289            TextDocument.
290    
291    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
292    
293            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
294            on sparse matrices as proposed by Martin Maechler.
295    
296    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
297    
298            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
299            \pkg{filehash} version makes them deprecated.
300    
301    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
302    
303            * R/termdocmatrix.R (textvector): Stemming is now performed before
304            erasing stopwords.
305            (weightMatrix): Adapted to handle sparse matrices.
306            (TermDocMatrix): Sparse matrix is now efficiently built by
307            direct stepwise insertion of row values into it.
308    
309    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
310    
311            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
312            due to ongoing problems. For our purposes the latter is as useful
313            as the replaced package.
314    
315    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
316    
317            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
318    
319            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
320    
321    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
322    
323            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
324            languages with available stopwords.
325    
326    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
327    
328            * inst/doc/tm.Rnw: Minor corrections in the vignette.
329    
330    2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
331    
332            * DESCRIPTION: Update to version 0.2, since a lot of new features
333            have been integrated.
334    
335            * inst/stopwords: Updated existing stopwords and added stopwords
336            for various other languages.
337    
338    2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
339    
340            * man/: Updated documentation.
341    
342            * Work/testDb.R: Script to test database stuff.
343    
344            * R/: Fixed various database related bugs. Seems to be rather
345            useable now, i.e., consider as alpha status for now.
346    
347    2007-04-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
348    
349            * R/: Fixed some bugs related to database support.
350    
351    2007-04-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
352    
353            * man/: Added a lot of examples to the manuals.
354    
355    2007-04-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
356    
357            * man/: Updated parts of the documentation.
358    
359            * R/textdoccol.R (asPlain): Added conversion from newsgroup
360            documents to plain text documents.
361    
362    2007-04-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
363    
364            * R/textdoccol.R: Finished experimental database support. Not yet
365            intensively tested.
366    
367            * R/source.R: Now each source has a default reader.
368    
369            * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
370            class anymore.
371    
372            * R/plaintextdoc.R: Custom show method for plain text documents.
373    
374            * R/aobjects.R: Added a class for structured text documents.
375    
376            * R/reader.R: Replaced remaining \code{parser} occurrences with
377            \code{reader}.
378    
379            * R/textdoccol.R (summary): Indent tags.
380    
381            * R/textdoccol.R (removePunctuation): Transform method to remove
382            punctuation marks.
383    
384    2007-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
385    
386            * R/textdoccol.R (sFilter): Simplified sFilter significantly by
387            using prescindMeta().
388    
389    2007-03-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
390    
391            * R/textdoccol.R: Improved database support.
392    
393    2007-03-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
394    
395            * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
396    
397            * R/resolve.R (resolveISOcode): Extracts the language from a ISO
398            language code.
399    
400            * R/textdoccol.R (TextDocCol): Refactored several parser arguments
401            into parserControl argument.
402    
403            * R/aobjects.R (TextDocument): Introduced the "Language" slot.
404    
405    2007-03-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
406    
407            * Work/tmDataSetup.R: The datasets acq and crude can now be
408            created on the fly.
409    
410            * R/stopwords.R: Introduced a function returning the stopwords for
411            a given language (English, German and French at the moment)
412    
413            * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
414            otherwise falls back to Snowball package.
415    
416    2007-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
417    
418            * man/dissimilarity-methods.Rd: Make clear that any method offered
419            by "dists" from package "cba" can be used.
420    
421    2007-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
422    
423            * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
424            to Kurt's latex suggestion. Removed points and underscores in
425            variable names for consistent naming.
426    
427            * DESCRIPTION: Update to version 0.1-2.
428    
429            * man/TextRepository.Rd: Fixed bug in documentation.
430    
431    2007-01-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
432    
433            * DESCRIPTION: Update to version 0.1-1.
434    
435    2007-01-09  Ingo Feinerer  <h0125130@wu-wien.ac.at>
436    
437            * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
438            wordStem.
439    
440    2007-01-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
441    
442            * R/: Changes due to Kurt's review.
443    
444    2006-12-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
445    
446            * R/: Implemented improvements based upon comments by David
447            Meyer.
448    
449    2006-12-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
450    
451            * inst/doc/: Rewrote vignette.
452    
453            * man/: Improved documentation.
454    
455    2006-12-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
456    
457            * man/: Updated documentation.
458    
459            * DESCRIPTION: Changed package name to "tm". Updated version to
460            0.1 for first CRAN release.
461    
462            * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
463            list archive example.
464    
465            * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
466            archive example.
467    
468            * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
469            from (several mails per box) mbox format to (single mail per file)
470            eml format.
471    
472    2006-12-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
473    
474            * data/crude.rda: Rebuilt.
475    
476            * data/acq.rda: Rebuilt.
477    
478            * R/reader.R: Factored out reader and parser methods from
479            textdoccol.R.
480    
481            * R/source.R: Factored out Source methods from aobjects.R and
482            textdoccol.R.
483            (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
484            feeds.
485    
486            * R/textdoccol.R (DirSource): Added support for recursive
487            traversal of directories.
488    
489    2006-12-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
490    
491            * R/textdoccol.R ([[): Loads the document corpus automatically
492            into memory upon access.
493            (tm_transform, tm_filter): Removed several checks whether the
494            document is already loaded ([[ ensures this now).
495            (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
496            mailing list archive.
497    
498    2006-12-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
499    
500            * R/aobjects.R (TextDocument): Is now a virtual class.
501            (Source): Is now a virtual class.
502    
503    2006-12-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
504    
505            * R/textdoccol.R (c): Support for an arbitrary number of document
506            collections.
507    
508    2006-11-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
509    
510            * R/textrepo.R: Updated TextRepository (constructor), append_elem,
511            append_meta and remove_meta.
512    
513            * R/textdoccol.R: Removed modify_metadata method.
514    
515            * R/textrepo.R: Removed modify_metadata method.
516    
517            * R/textdoccol.R (remove_meta): Supports removal of document
518            collection metadata and document (= in data frame) metadata.
519    
520    2006-11-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
521    
522            * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
523    
524            * data/crude.rda: Rebuilt.
525    
526            * data/acq.rda: Rebuilt.
527    
528            * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
529    
530            * R/textdoccol.R ([): Bug fix for subsetting a document
531            collection's data frame.
532    
533    2006-11-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
534    
535            * R/textdoccol.R: Bug fixes in s_filter. Added full query support
536            to s_filter.
537    
538            * R/textdoccol.R: Local text documents' metadata can now be copied
539            to a document collection's data frame with prescind_meta.
540    
541    2006-11-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
542    
543            * R/: Text documents' slot metadata is now accessible in s_filter.
544    
545            * R/: Rewrote s_filter function (has still some restrictions).
546    
547    2006-11-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
548    
549            * R/: Various fixes in handling metadata.
550    
551            * R/: Added update mechanism for text document collections.
552    
553    2006-11-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
554    
555            * R/: Merging of document collections now creates a binary tree
556            for reconstructing merged document collections.
557    
558            * R/: Redesign of metadata for document collections.
559    
560    2006-11-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
561    
562            * R/: Messages now use \code{ngettext}.
563    
564    2006-11-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
565    
566            * R/: Added functions for modifying and removing metadata.
567    
568    2006-11-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
569    
570            * man/: Updated some documentation.
571    
572            * R/: Corrected some connection issues.
573    
574            * inst/doc: Worked on the vignette.
575    
576    2006-10-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
577    
578            * inst/: Added texts and started vignette.
579    
580            * R/: Final changes based upon David's comments.
581    
582    2006-10-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
583    
584            * NAMESPACE: Corrected exports (generic methods need exportMethods
585            directives!).
586    
587    2006-10-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
588    
589            * R/: Modified the TextDocCol constructur and various parsers. It
590            is now modular and supports various file formats via plugins (see
591            the new "Source" class).
592    
593    2006-10-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
594    
595            * man/: Revised documentation after previous code changes.
596    
597    2006-10-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
598    
599            * R/: Remaining changes as discussed with David.
600    
601    2006-10-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
602    
603            * R/: Some changes as suggested by David. The rest will follow
604            within the next days.
605    
606    2006-09-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
607    
608            * man/: Finished documentation.
609    
610    2006-09-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
611    
612            * man/: Wrote some documentation.
613    
614    2006-09-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
615    
616            * R/: Further syntactic sugar in form of additional assignment and
617            accessor methods.
618    
619    2006-09-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
620    
621            * R/: Syntactic sugar in form of "length", "show" and "summary"
622            operators.
623    
624    2006-08-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
625    
626            * R/: Diverse updates. Mainly on default operators ("[" or "c")
627            and dissimilarities.
628    
629    2006-08-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
630    
631            * R/: Added similarity functions.
632    
633            * data/: Added english stopwords.
634    
635    2006-08-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
636    
637            * data/: Examples compiled for new features
638    
639            * R/: Changes due to new structure.
640    
641            * NAMESPACE: Corrected namespace to reflect new structure.
642    
643            * R/termdocmatrix.R: Adapted for new naming scheme.
644    
645    2006-08-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
646    
647            * R/textdoccol.R: Adapted code for new class structure. Wrote
648            several transform and filter functions operating on text document
649            collections (alias text document databases).
650    
651            * R/aobjects.R: Adapted class structure with inheritance,
652            repositories and additional meta data. Loading files on demand is
653            now possible.
654    
655    2006-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
656    
657            * R/: Some cosmetic cleanups.
658    
659            * inst/: Removed vignette on clustering. That and much more is now
660            described in the JSS paper on text mining. Based upon that
661            article an elaborated vignette will be incorporated in the future.
662    
663    2006-07-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
664    
665            * R/: Updated generic S4 methods to comply with signature changes
666            in newer versions of R (> 2.3)
667    
668    2006-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
669    
670            * ext/R/importRIS.R: Automatic RIS import is now possible.
671    
672    2006-02-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
673    
674            * R/textdoccol.R: Added RIS HTML input format.
675    
676    2006-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
677    
678            * R/textdoccol.R: Removed bug that caused invalid text document
679            collections when handling many input files.
680    
681    2006-01-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
682    
683            * R/textdoccol.R: Restructured and extended file import
684            mechanism.
685    
686            * inst/doc/clustering.Rnw: Adapted vignette for use with
687            ReutNews.rda
688    
689            * man/ReutNews.Rd: Documentation for ReutNews.rda
690    
691            * data/ReutNews.rda: A tiny Reuters21578 example data set.
692    
693    2005-12-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
694    
695            * inst/doc/clustering.Rnw: Wrote a small vignette to present the
696            clustering facilities of this package.
697    
698    2005-12-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
699    
700            * R/aobjects.R: Changed package document structure to avoid class
701            dependency problems.
702    
703    2005-12-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
704    
705            *  Wrote a script for the ModLewis Split for the Reuters-21578 XML
706            data set.
707    
708            *  Finished documentation and reordered directory structure. Now "R
709            CMD check textmin" works without errors.
710    
711  2005-12-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2005-12-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
712    
713          * src/: Various splits can now be easily created for the          * src/: Various splits can now be easily created for the

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