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trunk/R/textmin/ChangeLog revision 59, Tue Sep 26 12:24:09 2006 UTC pkg/ChangeLog revision 972, Fri Jul 3 16:16:59 2009 UTC
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1    2009-07-03  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/transform.R: Move removeCitation, removeMultipart, and
4            removeSignature to the tau package since they are mainly utility
5            functions (for handling e-mails) and not very framework specific.
6    
7    2009-06-28  Ingo Feinerer  <feinerer@logic.at>
8    
9            * man/: Fix documentation.
10    
11    2009-06-26  Ingo Feinerer  <feinerer@logic.at>
12    
13            * R/reader.R (readReut21578XMLasPlain): New reader which returns a
14            plain text document instead of an XML document for texts of the
15            Reuters-21578 dataset.
16    
17            * R/sparse.R: Removed since the slam package is now available on
18            CRAN.
19    
20            * DESCRIPTION (Depends): Add slam package.
21    
22    2009-06-17  Ingo Feinerer  <feinerer@logic.at>
23    
24            * R/transform.R (stemDoc): Fix character(0) handling.
25    
26    2009-06-12  Ingo Feinerer  <feinerer@logic.at>
27    
28            * R/doc.R (show): Pretty print.
29    
30    2009-05-27  Ingo Feinerer  <feinerer@logic.at>
31    
32            * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
33            gracefully.
34    
35    2009-05-13  Ingo Feinerer  <feinerer@logic.at>
36    
37            * R/corpus.R: Make corpus virtual. Implement corpus with standard
38            and permanent storage semantics.
39    
40            * DESCRIPTION: New major release. A *lot* of improvements.
41    
42    2009-05-04   Ingo Feinerer <feinerer@logic.at>
43    
44            * NAMESPACE: Export some simple_triplet_matrix functions.
45    
46    2009-04-28   Ingo Feinerer <feinerer@logic.at>
47    
48            * R/weight.R: Adapt tf-idf to new matrix format.
49    
50    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
51    
52            * R/matrix.R: Create two distinct classes for term-document and
53            document-term matrices.
54    
55    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
56    
57            * R/termdocmatrix.R: No longer use Matrix package. This reduces
58            package start-up time significantly.
59    
60    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
61    
62            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
63    
64    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
65    
66            * R/transform.R (tmReduce): Combine multiple maps into one
67            transformation.
68    
69    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
70    
71            * R/weight.R: Remove weightLogical since it does not return a
72            dgCMatrix.
73    
74            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
75            or TermDocumentMatrix instead.
76    
77    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
78    
79            * inst/doc/extensions.Rnw: Finished vignette.
80    
81    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
82    
83            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
84            DocumentTermMatrix representations.
85    
86    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
87    
88            * R/reader.R (readXML): New reader for arbitrary XML files.
89    
90    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
91    
92            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
93            (XMLSource): New XMLSource class for arbitrary XML files.
94            (Source): New slot Vectorized.
95    
96    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
97    
98            * R/reader.R (readTabular): Experimental reader for tabular data
99            structures which can be customized via user-defined mappings.
100    
101            * R/reader.R: Always use UTC time zone.
102    
103            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
104    
105    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
106    
107            * R/reader.R (readDOC): Options can be passed over to antiword.
108    
109            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
110            pdftotext.
111    
112    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
113    
114            * R/source.R (DirSource): Add pattern and ignore.case arguments
115            which are internally passed over to list.files().
116    
117    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
118    
119            * inst/doc/tm.Rnw: Suppress pointless loading message.
120    
121    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
122    
123            * DESCRIPTION: Speed up package loading (via moving packages not
124            strictly necessary for normal operation to Suggests instead of
125            Depends).
126    
127    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
128    
129            * R/reader.R (readNewsgroup): The date format is now configurable.
130    
131    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
132    
133            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
134    
135    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
136    
137            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
138    
139    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
140    
141            * R/source.R (DataframeSource): New source class for data frames.
142    
143            * R/source.R: Fixed non-standard call evaluation.
144    
145    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
146    
147            * R/source.R (URISource): New source class for a single document.
148    
149    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
150    
151            * R/source.R: Refactoring.
152    
153    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
154    
155            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
156            Rmpi installations more gracefully.
157    
158    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
159    
160            * R/source.R (Source): Add Length slot.
161    
162    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
163    
164            * R/AAA.R: Unify duplicated .onLoad function.
165    
166    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
167    
168            * DESCRIPTION (Suggests): Added Rmpi.
169    
170    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
171    
172            * R/source.R (getElem): Fix 'no visible binding' warning.
173    
174            * man/WeightFunction.Rd: Fix signature.
175    
176    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
177    
178            * R/weight.R: Introduce name abbreviations for weighting functions.
179    
180    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
181    
182            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
183    
184            * R/cluster.R: Provide convenience functions for using a MPI
185            cluster.
186    
187            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
188            available.
189    
190            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
191            available.
192    
193    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
194    
195            * R/textdoccol.R (lapply): Removed debug print out.
196    
197    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
198    
199            * R/reader.R (readRCV1): Improved meta data extraction from
200            Reuters Corpus Volume 1 documents.
201    
202    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
203    
204            * R/transform.R: Ensure that all mappings preserve multiline
205            structures.
206    
207    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
208    
209            * R/filter.R: Every filter has now an attribute indicating whether
210            it sould be applied to document level (doclevel).
211    
212            * R/textdoccol.R (tmFilter): Set searchFullText as new default
213            filter.
214    
215    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
216    
217            * R/transform.R (replacePatterns): Replaced removeWords by
218            replacePatterns. Suggested by Christian Buchta.
219    
220            * R/textdoccol.R (inspect): Improved formatting.
221    
222    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
223    
224            * inst/CITATION: Updated JSS article information.
225    
226            * R/textdoccol.R (setAs): Added coerce method from list to
227            corpus.
228    
229            * R/meta.R (meta): Improved meta data handling.
230    
231    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
232    
233            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
234            Christian Buchta.
235    
236            * inst/CITATION: Added template to include JSS article reference.
237    
238    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
239    
240            * R/textdoccol.R (tmMap): Introduced lazy mapping.
241    
242            * R/source.R: Added VectorSource.
243    
244    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
245    
246            * man/: Language codes should be in ISO 639-1 format.
247    
248            * R/textdoccol.R (asPlain): Preserve local meta data.
249    
250    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
251    
252            * R/textdoccol.R (writeCorpus): Function for writing a corpus
253            containing plain text documents to disk.
254    
255    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
256    
257            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
258            always set correctly.
259    
260            * R/textdoccol.R: Set load = TRUE as default for load on demand
261            since in most cases this is the wanted behaviour.
262    
263    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
264    
265            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
266    
267            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
268    
269    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
270    
271            * R/meta.R (meta): New function for consistent access to meta data
272            of document collections, repositories, and texts.
273    
274    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
275    
276            * R/: Better support for encodings.
277    
278    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
279    
280            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
281            selection when no reader argument is given.
282    
283    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
284    
285            * R/source.R (CSVSource): Now uses read.csv instead of scan
286            internally.
287    
288    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
289    
290            * R/reader.R (getReaders): Returns available reader functions.
291    
292            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
293            as default.
294    
295    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
296    
297            * R/stopwords.R (stopwords): Shortened code, removed codetools
298            variable warnings.
299    
300            * man/: Documentation for showMeta, added an example for tmMap.
301    
302            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
303            some minor typos fixed.
304    
305    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
306    
307            * R/aobjects.R (showMeta): Added method for pretty printing a
308            text document's meta data.
309    
310    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
311    
312            * R/textdoccol.R (TextDocCol): Better handling of empty
313            arguments.
314    
315            * NAMESPACE: Exported readDOC.
316    
317            * man/completeStems.Rd: Added an example.
318    
319    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
320    
321            * R/stopwords.R (stopwords): Look up .dat files at every
322            call. Allows users to modify stopword .dat files interactively.
323    
324    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
325    
326            * R/termdocmatrix.R (termFreq): Correct processing of empty
327            documents.
328    
329    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
330    
331            * man/: Updated documentation.
332    
333    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
334    
335            * R/complete.R (completeStems): Completes (heuristically) word
336            stems.
337    
338            * R/termdocmatrix.R (TermDocMatrix2): New modular
339            constructor.
340    
341            * NAMESPACE: Exported termFreq.
342    
343    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
344    
345            * R/reader.R (readDOC): Added MS Word reader (using antiword).
346    
347    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
348    
349            * R/weight.R: Weighting functions for TermDocMatrix.
350    
351    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
352    
353            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
354            functions for accessing dimension, column, and row names.
355    
356            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
357    
358    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
359    
360            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
361    
362    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
363    
364            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
365    
366    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
367    
368            * R/reader.R (readPDF): Removed manual checks for pdftotext and
369            pdfinfo. The system call gives a warning anyway.
370    
371    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
372    
373            * R/textdoccol.R (asPlain): Conversion from
374            StructuredTextDocuments to PlainTextDocuments.
375    
376    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
377    
378            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
379            for accessing term-document matrices.
380    
381            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
382            are installed.
383    
384    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
385    
386            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
387            Christian Buchta.
388    
389    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
390    
391            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
392    
393    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
394    
395            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
396    
397            * R/reader.R (readPDF): Added PDF reader.
398    
399    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
400    
401            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
402    
403            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
404    
405            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
406    
407            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
408    
409    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
410    
411            * R/distmeasure.R (dissimilarity): Replaced dists call from
412            package cba by new dist call from package proxy.
413    
414    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
415    
416            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
417    
418    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
419    
420            * R/termdocmatrix.R: require() uses the quietly option to suppress
421            loading messages.
422    
423    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
424    
425            * R/dictionary.R: Added dictionary support.
426    
427    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
428    
429            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
430            documents. This simplifies some functions, e.g., asPlain.
431    
432    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
433    
434            * inst/doc/tm.Rnw: Fixed some typos in vignette.
435    
436    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
437    
438            * R/textdoccol.R (replaceWords): Added method to replace a set of
439            words by a single word. Useful for synonyms.
440    
441    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
442    
443            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
444    
445    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
446    
447            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
448            vectors. Thanks to Ariel Maguyon for his error report.
449            (removeSparseTerms): New function to remove columns from a
450            term-document matrix exceeding a sparse factor.
451    
452    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
453    
454            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
455    
456    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
457    
458            * man/sFilter.Rd: Corrected documentation on statement format (use
459            '==' instead of '=').
460    
461    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
462    
463            * R/aobjects.R (StructuredTextDocument): Inherits from
464            TextDocument.
465    
466    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
467    
468            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
469            on sparse matrices as proposed by Martin Maechler.
470    
471    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
472    
473            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
474            \pkg{filehash} version makes them deprecated.
475    
476    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
477    
478            * R/termdocmatrix.R (textvector): Stemming is now performed before
479            erasing stopwords.
480            (weightMatrix): Adapted to handle sparse matrices.
481            (TermDocMatrix): Sparse matrix is now efficiently built by
482            direct stepwise insertion of row values into it.
483    
484    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
485    
486            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
487            due to ongoing problems. For our purposes the latter is as useful
488            as the replaced package.
489    
490    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
491    
492            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
493    
494            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
495    
496    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
497    
498            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
499            languages with available stopwords.
500    
501    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
502    
503            * inst/doc/tm.Rnw: Minor corrections in the vignette.
504    
505    2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
506    
507            * DESCRIPTION: Update to version 0.2, since a lot of new features
508            have been integrated.
509    
510            * inst/stopwords: Updated existing stopwords and added stopwords
511            for various other languages.
512    
513    2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
514    
515            * man/: Updated documentation.
516    
517            * Work/testDb.R: Script to test database stuff.
518    
519            * R/: Fixed various database related bugs. Seems to be rather
520            useable now, i.e., consider as alpha status for now.
521    
522    2007-04-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
523    
524            * R/: Fixed some bugs related to database support.
525    
526    2007-04-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
527    
528            * man/: Added a lot of examples to the manuals.
529    
530    2007-04-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
531    
532            * man/: Updated parts of the documentation.
533    
534            * R/textdoccol.R (asPlain): Added conversion from newsgroup
535            documents to plain text documents.
536    
537    2007-04-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
538    
539            * R/textdoccol.R: Finished experimental database support. Not yet
540            intensively tested.
541    
542            * R/source.R: Now each source has a default reader.
543    
544            * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
545            class anymore.
546    
547            * R/plaintextdoc.R: Custom show method for plain text documents.
548    
549            * R/aobjects.R: Added a class for structured text documents.
550    
551            * R/reader.R: Replaced remaining \code{parser} occurrences with
552            \code{reader}.
553    
554            * R/textdoccol.R (summary): Indent tags.
555    
556            * R/textdoccol.R (removePunctuation): Transform method to remove
557            punctuation marks.
558    
559    2007-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
560    
561            * R/textdoccol.R (sFilter): Simplified sFilter significantly by
562            using prescindMeta().
563    
564    2007-03-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
565    
566            * R/textdoccol.R: Improved database support.
567    
568    2007-03-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
569    
570            * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
571    
572            * R/resolve.R (resolveISOcode): Extracts the language from a ISO
573            language code.
574    
575            * R/textdoccol.R (TextDocCol): Refactored several parser arguments
576            into parserControl argument.
577    
578            * R/aobjects.R (TextDocument): Introduced the "Language" slot.
579    
580    2007-03-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
581    
582            * Work/tmDataSetup.R: The datasets acq and crude can now be
583            created on the fly.
584    
585            * R/stopwords.R: Introduced a function returning the stopwords for
586            a given language (English, German and French at the moment)
587    
588            * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
589            otherwise falls back to Snowball package.
590    
591    2007-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
592    
593            * man/dissimilarity-methods.Rd: Make clear that any method offered
594            by "dists" from package "cba" can be used.
595    
596    2007-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
597    
598            * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
599            to Kurt's latex suggestion. Removed points and underscores in
600            variable names for consistent naming.
601    
602            * DESCRIPTION: Update to version 0.1-2.
603    
604            * man/TextRepository.Rd: Fixed bug in documentation.
605    
606    2007-01-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
607    
608            * DESCRIPTION: Update to version 0.1-1.
609    
610    2007-01-09  Ingo Feinerer  <h0125130@wu-wien.ac.at>
611    
612            * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
613            wordStem.
614    
615    2007-01-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
616    
617            * R/: Changes due to Kurt's review.
618    
619    2006-12-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
620    
621            * R/: Implemented improvements based upon comments by David
622            Meyer.
623    
624    2006-12-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
625    
626            * inst/doc/: Rewrote vignette.
627    
628            * man/: Improved documentation.
629    
630    2006-12-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
631    
632            * man/: Updated documentation.
633    
634            * DESCRIPTION: Changed package name to "tm". Updated version to
635            0.1 for first CRAN release.
636    
637            * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
638            list archive example.
639    
640            * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
641            archive example.
642    
643            * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
644            from (several mails per box) mbox format to (single mail per file)
645            eml format.
646    
647    2006-12-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
648    
649            * data/crude.rda: Rebuilt.
650    
651            * data/acq.rda: Rebuilt.
652    
653            * R/reader.R: Factored out reader and parser methods from
654            textdoccol.R.
655    
656            * R/source.R: Factored out Source methods from aobjects.R and
657            textdoccol.R.
658            (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
659            feeds.
660    
661            * R/textdoccol.R (DirSource): Added support for recursive
662            traversal of directories.
663    
664    2006-12-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
665    
666            * R/textdoccol.R ([[): Loads the document corpus automatically
667            into memory upon access.
668            (tm_transform, tm_filter): Removed several checks whether the
669            document is already loaded ([[ ensures this now).
670            (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
671            mailing list archive.
672    
673    2006-12-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
674    
675            * R/aobjects.R (TextDocument): Is now a virtual class.
676            (Source): Is now a virtual class.
677    
678    2006-12-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
679    
680            * R/textdoccol.R (c): Support for an arbitrary number of document
681            collections.
682    
683    2006-11-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
684    
685            * R/textrepo.R: Updated TextRepository (constructor), append_elem,
686            append_meta and remove_meta.
687    
688            * R/textdoccol.R: Removed modify_metadata method.
689    
690            * R/textrepo.R: Removed modify_metadata method.
691    
692            * R/textdoccol.R (remove_meta): Supports removal of document
693            collection metadata and document (= in data frame) metadata.
694    
695    2006-11-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
696    
697            * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
698    
699            * data/crude.rda: Rebuilt.
700    
701            * data/acq.rda: Rebuilt.
702    
703            * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
704    
705            * R/textdoccol.R ([): Bug fix for subsetting a document
706            collection's data frame.
707    
708    2006-11-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
709    
710            * R/textdoccol.R: Bug fixes in s_filter. Added full query support
711            to s_filter.
712    
713            * R/textdoccol.R: Local text documents' metadata can now be copied
714            to a document collection's data frame with prescind_meta.
715    
716    2006-11-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
717    
718            * R/: Text documents' slot metadata is now accessible in s_filter.
719    
720            * R/: Rewrote s_filter function (has still some restrictions).
721    
722    2006-11-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
723    
724            * R/: Various fixes in handling metadata.
725    
726            * R/: Added update mechanism for text document collections.
727    
728    2006-11-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
729    
730            * R/: Merging of document collections now creates a binary tree
731            for reconstructing merged document collections.
732    
733            * R/: Redesign of metadata for document collections.
734    
735    2006-11-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
736    
737            * R/: Messages now use \code{ngettext}.
738    
739    2006-11-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
740    
741            * R/: Added functions for modifying and removing metadata.
742    
743    2006-11-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
744    
745            * man/: Updated some documentation.
746    
747            * R/: Corrected some connection issues.
748    
749            * inst/doc: Worked on the vignette.
750    
751    2006-10-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
752    
753            * inst/: Added texts and started vignette.
754    
755            * R/: Final changes based upon David's comments.
756    
757    2006-10-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
758    
759            * NAMESPACE: Corrected exports (generic methods need exportMethods
760            directives!).
761    
762    2006-10-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
763    
764            * R/: Modified the TextDocCol constructur and various parsers. It
765            is now modular and supports various file formats via plugins (see
766            the new "Source" class).
767    
768    2006-10-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
769    
770            * man/: Revised documentation after previous code changes.
771    
772    2006-10-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
773    
774            * R/: Remaining changes as discussed with David.
775    
776    2006-10-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
777    
778            * R/: Some changes as suggested by David. The rest will follow
779            within the next days.
780    
781  2006-09-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2006-09-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
782    
783          * man/: Finished documentation.          * man/: Finished documentation.

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