SCM

SCM Repository

[tm] Diff of /pkg/ChangeLog
ViewVC logotype

Diff of /pkg/ChangeLog

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

trunk/R/textmin/ChangeLog revision 59, Tue Sep 26 12:24:09 2006 UTC pkg/ChangeLog revision 1084, Fri Aug 6 21:47:23 2010 UTC
# Line 1  Line 1 
1    2010-08-06  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/transform.R: Removed convert_UTF_8(). Use enc2utf8() instead.
4    
5    2010-06-17  Ingo Feinerer  <feinerer@logic.at>
6    
7            * R/matrix.R (TermDocumentMatrix): If a dictionary is given do not
8            remove terms not occurring in the corpus anymore.
9    
10    2010-06-02  Ingo Feinerer  <feinerer@logic.at>
11    
12            * R/plot.R (Zipf_plot, Heaps_plot): Plotting functions for Zipf's
13            and Heaps' law.
14    
15    2010-05-18  Ingo Feinerer  <feinerer@logic.at>
16    
17            * R/corpus.R (Corpus, PCorpus): Use element names as IDs if
18            provided by a source.
19    
20    2010-04-09  Ingo Feinerer  <feinerer@logic.at>
21    
22            * R/source.R (.Source): Provide document names.
23    
24    2010-04-07  Ingo Feinerer  <feinerer@logic.at>
25    
26            * R/meta.R (`content_or_meta`): Utility function.
27    
28    2010-03-19  Ingo Feinerer  <feinerer@logic.at>
29    
30            * R/reader.R (readReut21578XML, readReut21578XMLasPlain): Extract
31            TOPICS, LEWISSPLIT, CGISPLIT, and OLDID meta tags.
32    
33    2010-03-03  Ingo Feinerer  <feinerer@logic.at>
34    
35            * R/weight.R (weightTfIdf): Added normalization option.
36    
37            * man/tm_tag_score.Rd: Add General Inquirer example for sentiment
38            analysis.
39    
40    2010-02-25  Ingo Feinerer  <feinerer@logic.at>
41    
42            * R/score.R (tm_tag_score): Compute a score from the number of
43            tags matching in a document.
44    
45    2010-02-18  Ingo Feinerer  <feinerer@logic.at>
46    
47            * R/complete.R (stemCompletion): New completion heuristics.
48    
49    2010-02-17  Ingo Feinerer  <feinerer@logic.at>
50    
51            * R/plot.R (plot.TermDocumentMatrix): Memory improvements.
52    
53    2010-02-06  Ingo Feinerer  <feinerer@logic.at>
54    
55            * DESCRIPTION (Depends): Depend on R (>= 2.10.0) to ensure that
56            setOldClass(c(..., "list")) works.
57    
58    2010-01-22  Ingo Feinerer  <feinerer@logic.at>
59    
60            * R/transform.R (stemDocument.character): In case input is a
61            simple character just delegate to the default Snowball stemmer.
62    
63    2010-01-15  Ingo Feinerer  <feinerer@logic.at>
64    
65            * R/reader.R (readReut21578XML, readRCV1): Extract more meta
66            data.
67    
68    2010-01-12  Ingo Feinerer  <feinerer@logic.at>
69    
70            * R/doc.R (`Content<-`): Be careful with names attribute.
71    
72    2010-01-07  Stefan Theussl  <stefan.theussl@wu.ac.at>
73    
74            * R/source.R (DirSource): Improved implementation especially when
75            handling many (> 1M) files.
76    
77    2009-12-22  Ingo Feinerer  <feinerer@logic.at>
78    
79            * R/source.R (getElem.URISource): Use encoding argument.
80    
81    2009-12-11  Ingo Feinerer  <feinerer@logic.at>
82    
83            * R/doc.R (setOldClass): Register S3 document classes to be
84            recognized by S4 methods.
85    
86    2009-11-25  Ingo Feinerer  <feinerer@logic.at>
87    
88            * R/matrix.R (termFreq): Add option to remove punctuation
89            characters.
90    
91    2009-11-19  Ingo Feinerer  <feinerer@logic.at>
92    
93            * R/matrix.R (c.TermDocumentMatrix): Added combine method for
94            merging multiple term-document matrices.
95    
96    2009-11-17  Ingo Feinerer  <feinerer@logic.at>
97    
98            * R/corpus.R (setOldClass): Register S3 corpus classes to be
99            recognized by S4 methods.
100    
101            * man/plot.Rd: Use \dontrun{} in \examples{} section in the hope
102            that CRAN Mac OS X builds do not fail any longer.
103    
104    2009-11-15  Ingo Feinerer  <feinerer@logic.at>
105    
106            * R/matrix.R (tokenize): Use scan(..., what = "character") instead
107            of RWeka:AlphabeticTokenizer() as default.
108    
109    2009-11-14  Ingo Feinerer  <feinerer@logic.at>
110    
111            * R/transform.R (removeWords.PlainTextDocument): Fix bug which
112            caused words at the beginning or the end of a line not to be removed. Do
113            not delete whitespace anymore.
114    
115    2009-11-12  Ingo Feinerer  <feinerer@logic.at>
116    
117            * R/source.R (DirSource): Default to working directory if no path
118            is specified.
119    
120    2009-11-11  Ingo Feinerer  <feinerer@logic.at>
121    
122            * R/source.R (DirSource): Stop on empty directories.
123    
124    2009-11-07  Ingo Feinerer  <feinerer@logic.at>
125    
126            * R/matrix.R (TermDocumentMatrix): Avoid prefixes originating from
127            named documents.
128    
129    2009-10-21  Ingo Feinerer  <feinerer@logic.at>
130    
131            * R/transform.R (removeWords): Improve regular expressions.
132    
133    2009-10-19  Ingo Feinerer  <feinerer@logic.at>
134    
135            * R/meta.R (DublinCore): Allow lower case tags.
136    
137    2009-10-09  Ingo Feinerer  <feinerer@logic.at>
138    
139            * R/source.R (GmaneSource, ReutersSource): Use xmlChildren(x)
140            instead of x$children.
141    
142    2009-09-15  Ingo Feinerer  <feinerer@logic.at>
143    
144            * R/preprocess.R (preprocessReut21578XML): Fix generated file names.
145    
146    2009-09-06  Ingo Feinerer  <feinerer@logic.at>
147    
148            * R/: Use S3 instead of S4 class system.
149    
150    2009-08-11  Ingo Feinerer  <feinerer@logic.at>
151    
152            * R/reader.R (readMail): Moved to tm.plugin.mail package.
153    
154    2009-07-04  Ingo Feinerer  <feinerer@logic.at>
155    
156            * R/reader.R (readNewsgroup): Rename to readMail as newsgroup
157            postings are basically e-mails with some extra headers.
158    
159    2009-07-03  Ingo Feinerer  <feinerer@logic.at>
160    
161            * R/transform.R: Move convertMboxEml, removeCitation,
162            removeMultipart, and removeSignature to the tm.plugin.mail package
163            since they are mainly utility functions (for handling e-mails) and
164            not very framework specific.
165    
166    2009-06-28  Ingo Feinerer  <feinerer@logic.at>
167    
168            * man/: Fix documentation.
169    
170    2009-06-26  Ingo Feinerer  <feinerer@logic.at>
171    
172            * R/reader.R (readReut21578XMLasPlain): New reader which returns a
173            plain text document instead of an XML document for texts of the
174            Reuters-21578 dataset.
175    
176            * R/sparse.R: Removed since the slam package is now available on
177            CRAN.
178    
179            * DESCRIPTION (Depends): Add slam package.
180    
181    2009-06-17  Ingo Feinerer  <feinerer@logic.at>
182    
183            * R/transform.R (stemDoc): Fix character(0) handling.
184    
185    2009-06-12  Ingo Feinerer  <feinerer@logic.at>
186    
187            * R/doc.R (show): Pretty print.
188    
189    2009-05-27  Ingo Feinerer  <feinerer@logic.at>
190    
191            * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
192            gracefully.
193    
194    2009-05-13  Ingo Feinerer  <feinerer@logic.at>
195    
196            * R/corpus.R: Make corpus virtual. Implement corpus with standard
197            and permanent storage semantics.
198    
199            * DESCRIPTION: New major release. A *lot* of improvements.
200    
201    2009-05-04   Ingo Feinerer <feinerer@logic.at>
202    
203            * NAMESPACE: Export some simple_triplet_matrix functions.
204    
205    2009-04-28   Ingo Feinerer <feinerer@logic.at>
206    
207            * R/weight.R: Adapt tf-idf to new matrix format.
208    
209    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
210    
211            * R/matrix.R: Create two distinct classes for term-document and
212            document-term matrices.
213    
214    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
215    
216            * R/termdocmatrix.R: No longer use Matrix package. This reduces
217            package start-up time significantly.
218    
219    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
220    
221            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
222    
223    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
224    
225            * R/transform.R (tmReduce): Combine multiple maps into one
226            transformation.
227    
228    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
229    
230            * R/weight.R: Remove weightLogical since it does not return a
231            dgCMatrix.
232    
233            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
234            or TermDocumentMatrix instead.
235    
236    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
237    
238            * inst/doc/extensions.Rnw: Finished vignette.
239    
240    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
241    
242            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
243            DocumentTermMatrix representations.
244    
245    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
246    
247            * R/reader.R (readXML): New reader for arbitrary XML files.
248    
249    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
250    
251            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
252            (XMLSource): New XMLSource class for arbitrary XML files.
253            (Source): New slot Vectorized.
254    
255    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
256    
257            * R/reader.R (readTabular): Experimental reader for tabular data
258            structures which can be customized via user-defined mappings.
259    
260            * R/reader.R: Always use UTC time zone.
261    
262            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
263    
264    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
265    
266            * R/reader.R (readDOC): Options can be passed over to antiword.
267    
268            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
269            pdftotext.
270    
271    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
272    
273            * R/source.R (DirSource): Add pattern and ignore.case arguments
274            which are internally passed over to list.files().
275    
276    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
277    
278            * inst/doc/tm.Rnw: Suppress pointless loading message.
279    
280    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
281    
282            * DESCRIPTION: Speed up package loading (via moving packages not
283            strictly necessary for normal operation to Suggests instead of
284            Depends).
285    
286    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
287    
288            * R/reader.R (readNewsgroup): The date format is now configurable.
289    
290    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
291    
292            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
293    
294    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
295    
296            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
297    
298    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
299    
300            * R/source.R (DataframeSource): New source class for data frames.
301    
302            * R/source.R: Fixed non-standard call evaluation.
303    
304    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
305    
306            * R/source.R (URISource): New source class for a single document.
307    
308    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
309    
310            * R/source.R: Refactoring.
311    
312    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
313    
314            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
315            Rmpi installations more gracefully.
316    
317    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
318    
319            * R/source.R (Source): Add Length slot.
320    
321    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
322    
323            * R/AAA.R: Unify duplicated .onLoad function.
324    
325    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
326    
327            * DESCRIPTION (Suggests): Added Rmpi.
328    
329    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
330    
331            * R/source.R (getElem): Fix 'no visible binding' warning.
332    
333            * man/WeightFunction.Rd: Fix signature.
334    
335    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
336    
337            * R/weight.R: Introduce name abbreviations for weighting functions.
338    
339    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
340    
341            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
342    
343            * R/cluster.R: Provide convenience functions for using a MPI
344            cluster.
345    
346            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
347            available.
348    
349            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
350            available.
351    
352    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
353    
354            * R/textdoccol.R (lapply): Removed debug print out.
355    
356    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
357    
358            * R/reader.R (readRCV1): Improved meta data extraction from
359            Reuters Corpus Volume 1 documents.
360    
361    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
362    
363            * R/transform.R: Ensure that all mappings preserve multiline
364            structures.
365    
366    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
367    
368            * R/filter.R: Every filter has now an attribute indicating whether
369            it sould be applied to document level (doclevel).
370    
371            * R/textdoccol.R (tmFilter): Set searchFullText as new default
372            filter.
373    
374    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
375    
376            * R/transform.R (replacePatterns): Replaced removeWords by
377            replacePatterns. Suggested by Christian Buchta.
378    
379            * R/textdoccol.R (inspect): Improved formatting.
380    
381    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
382    
383            * inst/CITATION: Updated JSS article information.
384    
385            * R/textdoccol.R (setAs): Added coerce method from list to
386            corpus.
387    
388            * R/meta.R (meta): Improved meta data handling.
389    
390    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
391    
392            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
393            Christian Buchta.
394    
395            * inst/CITATION: Added template to include JSS article reference.
396    
397    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
398    
399            * R/textdoccol.R (tmMap): Introduced lazy mapping.
400    
401            * R/source.R: Added VectorSource.
402    
403    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
404    
405            * man/: Language codes should be in ISO 639-1 format.
406    
407            * R/textdoccol.R (asPlain): Preserve local meta data.
408    
409    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
410    
411            * R/textdoccol.R (writeCorpus): Function for writing a corpus
412            containing plain text documents to disk.
413    
414    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
415    
416            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
417            always set correctly.
418    
419            * R/textdoccol.R: Set load = TRUE as default for load on demand
420            since in most cases this is the wanted behaviour.
421    
422    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
423    
424            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
425    
426            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
427    
428    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
429    
430            * R/meta.R (meta): New function for consistent access to meta data
431            of document collections, repositories, and texts.
432    
433    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
434    
435            * R/: Better support for encodings.
436    
437    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
438    
439            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
440            selection when no reader argument is given.
441    
442    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
443    
444            * R/source.R (CSVSource): Now uses read.csv instead of scan
445            internally.
446    
447    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
448    
449            * R/reader.R (getReaders): Returns available reader functions.
450    
451            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
452            as default.
453    
454    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
455    
456            * R/stopwords.R (stopwords): Shortened code, removed codetools
457            variable warnings.
458    
459            * man/: Documentation for showMeta, added an example for tmMap.
460    
461            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
462            some minor typos fixed.
463    
464    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
465    
466            * R/aobjects.R (showMeta): Added method for pretty printing a
467            text document's meta data.
468    
469    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
470    
471            * R/textdoccol.R (TextDocCol): Better handling of empty
472            arguments.
473    
474            * NAMESPACE: Exported readDOC.
475    
476            * man/completeStems.Rd: Added an example.
477    
478    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
479    
480            * R/stopwords.R (stopwords): Look up .dat files at every
481            call. Allows users to modify stopword .dat files interactively.
482    
483    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
484    
485            * R/termdocmatrix.R (termFreq): Correct processing of empty
486            documents.
487    
488    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
489    
490            * man/: Updated documentation.
491    
492    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
493    
494            * R/complete.R (completeStems): Completes (heuristically) word
495            stems.
496    
497            * R/termdocmatrix.R (TermDocMatrix2): New modular
498            constructor.
499    
500            * NAMESPACE: Exported termFreq.
501    
502    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
503    
504            * R/reader.R (readDOC): Added MS Word reader (using antiword).
505    
506    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
507    
508            * R/weight.R: Weighting functions for TermDocMatrix.
509    
510    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
511    
512            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
513            functions for accessing dimension, column, and row names.
514    
515            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
516    
517    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
518    
519            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
520    
521    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
522    
523            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
524    
525    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
526    
527            * R/reader.R (readPDF): Removed manual checks for pdftotext and
528            pdfinfo. The system call gives a warning anyway.
529    
530    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
531    
532            * R/textdoccol.R (asPlain): Conversion from
533            StructuredTextDocuments to PlainTextDocuments.
534    
535    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
536    
537            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
538            for accessing term-document matrices.
539    
540            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
541            are installed.
542    
543    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
544    
545            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
546            Christian Buchta.
547    
548    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
549    
550            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
551    
552    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
553    
554            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
555    
556            * R/reader.R (readPDF): Added PDF reader.
557    
558    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
559    
560            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
561    
562            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
563    
564            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
565    
566            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
567    
568    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
569    
570            * R/distmeasure.R (dissimilarity): Replaced dists call from
571            package cba by new dist call from package proxy.
572    
573    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
574    
575            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
576    
577    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
578    
579            * R/termdocmatrix.R: require() uses the quietly option to suppress
580            loading messages.
581    
582    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
583    
584            * R/dictionary.R: Added dictionary support.
585    
586    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
587    
588            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
589            documents. This simplifies some functions, e.g., asPlain.
590    
591    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
592    
593            * inst/doc/tm.Rnw: Fixed some typos in vignette.
594    
595    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
596    
597            * R/textdoccol.R (replaceWords): Added method to replace a set of
598            words by a single word. Useful for synonyms.
599    
600    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
601    
602            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
603    
604    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
605    
606            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
607            vectors. Thanks to Ariel Maguyon for his error report.
608            (removeSparseTerms): New function to remove columns from a
609            term-document matrix exceeding a sparse factor.
610    
611    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
612    
613            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
614    
615    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
616    
617            * man/sFilter.Rd: Corrected documentation on statement format (use
618            '==' instead of '=').
619    
620    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
621    
622            * R/aobjects.R (StructuredTextDocument): Inherits from
623            TextDocument.
624    
625    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
626    
627            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
628            on sparse matrices as proposed by Martin Maechler.
629    
630    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
631    
632            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
633            \pkg{filehash} version makes them deprecated.
634    
635    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
636    
637            * R/termdocmatrix.R (textvector): Stemming is now performed before
638            erasing stopwords.
639            (weightMatrix): Adapted to handle sparse matrices.
640            (TermDocMatrix): Sparse matrix is now efficiently built by
641            direct stepwise insertion of row values into it.
642    
643    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
644    
645            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
646            due to ongoing problems. For our purposes the latter is as useful
647            as the replaced package.
648    
649    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
650    
651            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
652    
653            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
654    
655    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
656    
657            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
658            languages with available stopwords.
659    
660    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
661    
662            * inst/doc/tm.Rnw: Minor corrections in the vignette.
663    
664    2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
665    
666            * DESCRIPTION: Update to version 0.2, since a lot of new features
667            have been integrated.
668    
669            * inst/stopwords: Updated existing stopwords and added stopwords
670            for various other languages.
671    
672    2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
673    
674            * man/: Updated documentation.
675    
676            * Work/testDb.R: Script to test database stuff.
677    
678            * R/: Fixed various database related bugs. Seems to be rather
679            useable now, i.e., consider as alpha status for now.
680    
681    2007-04-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
682    
683            * R/: Fixed some bugs related to database support.
684    
685    2007-04-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
686    
687            * man/: Added a lot of examples to the manuals.
688    
689    2007-04-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
690    
691            * man/: Updated parts of the documentation.
692    
693            * R/textdoccol.R (asPlain): Added conversion from newsgroup
694            documents to plain text documents.
695    
696    2007-04-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
697    
698            * R/textdoccol.R: Finished experimental database support. Not yet
699            intensively tested.
700    
701            * R/source.R: Now each source has a default reader.
702    
703            * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
704            class anymore.
705    
706            * R/plaintextdoc.R: Custom show method for plain text documents.
707    
708            * R/aobjects.R: Added a class for structured text documents.
709    
710            * R/reader.R: Replaced remaining \code{parser} occurrences with
711            \code{reader}.
712    
713            * R/textdoccol.R (summary): Indent tags.
714    
715            * R/textdoccol.R (removePunctuation): Transform method to remove
716            punctuation marks.
717    
718    2007-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
719    
720            * R/textdoccol.R (sFilter): Simplified sFilter significantly by
721            using prescindMeta().
722    
723    2007-03-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
724    
725            * R/textdoccol.R: Improved database support.
726    
727    2007-03-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
728    
729            * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
730    
731            * R/resolve.R (resolveISOcode): Extracts the language from a ISO
732            language code.
733    
734            * R/textdoccol.R (TextDocCol): Refactored several parser arguments
735            into parserControl argument.
736    
737            * R/aobjects.R (TextDocument): Introduced the "Language" slot.
738    
739    2007-03-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
740    
741            * Work/tmDataSetup.R: The datasets acq and crude can now be
742            created on the fly.
743    
744            * R/stopwords.R: Introduced a function returning the stopwords for
745            a given language (English, German and French at the moment)
746    
747            * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
748            otherwise falls back to Snowball package.
749    
750    2007-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
751    
752            * man/dissimilarity-methods.Rd: Make clear that any method offered
753            by "dists" from package "cba" can be used.
754    
755    2007-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
756    
757            * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
758            to Kurt's latex suggestion. Removed points and underscores in
759            variable names for consistent naming.
760    
761            * DESCRIPTION: Update to version 0.1-2.
762    
763            * man/TextRepository.Rd: Fixed bug in documentation.
764    
765    2007-01-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
766    
767            * DESCRIPTION: Update to version 0.1-1.
768    
769    2007-01-09  Ingo Feinerer  <h0125130@wu-wien.ac.at>
770    
771            * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
772            wordStem.
773    
774    2007-01-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
775    
776            * R/: Changes due to Kurt's review.
777    
778    2006-12-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
779    
780            * R/: Implemented improvements based upon comments by David
781            Meyer.
782    
783    2006-12-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
784    
785            * inst/doc/: Rewrote vignette.
786    
787            * man/: Improved documentation.
788    
789    2006-12-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
790    
791            * man/: Updated documentation.
792    
793            * DESCRIPTION: Changed package name to "tm". Updated version to
794            0.1 for first CRAN release.
795    
796            * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
797            list archive example.
798    
799            * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
800            archive example.
801    
802            * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
803            from (several mails per box) mbox format to (single mail per file)
804            eml format.
805    
806    2006-12-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
807    
808            * data/crude.rda: Rebuilt.
809    
810            * data/acq.rda: Rebuilt.
811    
812            * R/reader.R: Factored out reader and parser methods from
813            textdoccol.R.
814    
815            * R/source.R: Factored out Source methods from aobjects.R and
816            textdoccol.R.
817            (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
818            feeds.
819    
820            * R/textdoccol.R (DirSource): Added support for recursive
821            traversal of directories.
822    
823    2006-12-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
824    
825            * R/textdoccol.R ([[): Loads the document corpus automatically
826            into memory upon access.
827            (tm_transform, tm_filter): Removed several checks whether the
828            document is already loaded ([[ ensures this now).
829            (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
830            mailing list archive.
831    
832    2006-12-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
833    
834            * R/aobjects.R (TextDocument): Is now a virtual class.
835            (Source): Is now a virtual class.
836    
837    2006-12-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
838    
839            * R/textdoccol.R (c): Support for an arbitrary number of document
840            collections.
841    
842    2006-11-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
843    
844            * R/textrepo.R: Updated TextRepository (constructor), append_elem,
845            append_meta and remove_meta.
846    
847            * R/textdoccol.R: Removed modify_metadata method.
848    
849            * R/textrepo.R: Removed modify_metadata method.
850    
851            * R/textdoccol.R (remove_meta): Supports removal of document
852            collection metadata and document (= in data frame) metadata.
853    
854    2006-11-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
855    
856            * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
857    
858            * data/crude.rda: Rebuilt.
859    
860            * data/acq.rda: Rebuilt.
861    
862            * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
863    
864            * R/textdoccol.R ([): Bug fix for subsetting a document
865            collection's data frame.
866    
867    2006-11-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
868    
869            * R/textdoccol.R: Bug fixes in s_filter. Added full query support
870            to s_filter.
871    
872            * R/textdoccol.R: Local text documents' metadata can now be copied
873            to a document collection's data frame with prescind_meta.
874    
875    2006-11-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
876    
877            * R/: Text documents' slot metadata is now accessible in s_filter.
878    
879            * R/: Rewrote s_filter function (has still some restrictions).
880    
881    2006-11-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
882    
883            * R/: Various fixes in handling metadata.
884    
885            * R/: Added update mechanism for text document collections.
886    
887    2006-11-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
888    
889            * R/: Merging of document collections now creates a binary tree
890            for reconstructing merged document collections.
891    
892            * R/: Redesign of metadata for document collections.
893    
894    2006-11-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
895    
896            * R/: Messages now use \code{ngettext}.
897    
898    2006-11-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
899    
900            * R/: Added functions for modifying and removing metadata.
901    
902    2006-11-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
903    
904            * man/: Updated some documentation.
905    
906            * R/: Corrected some connection issues.
907    
908            * inst/doc: Worked on the vignette.
909    
910    2006-10-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
911    
912            * inst/: Added texts and started vignette.
913    
914            * R/: Final changes based upon David's comments.
915    
916    2006-10-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
917    
918            * NAMESPACE: Corrected exports (generic methods need exportMethods
919            directives!).
920    
921    2006-10-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
922    
923            * R/: Modified the TextDocCol constructur and various parsers. It
924            is now modular and supports various file formats via plugins (see
925            the new "Source" class).
926    
927    2006-10-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
928    
929            * man/: Revised documentation after previous code changes.
930    
931    2006-10-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
932    
933            * R/: Remaining changes as discussed with David.
934    
935    2006-10-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
936    
937            * R/: Some changes as suggested by David. The rest will follow
938            within the next days.
939    
940  2006-09-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2006-09-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
941    
942          * man/: Finished documentation.          * man/: Finished documentation.

Legend:
Removed from v.59  
changed lines
  Added in v.1084

root@r-forge.r-project.org
ViewVC Help
Powered by ViewVC 1.0.0  
Thanks to:
Vienna University of Economics and Business Powered By FusionForge