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trunk/tm/ChangeLog revision 788, Sun Oct 14 12:16:26 2007 UTC pkg/ChangeLog revision 1121, Thu Feb 17 17:13:45 2011 UTC
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1    2011-02-17  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/transform.R (stemDocument.PlainTextDocument): Use language
4            argument.
5    
6    2011-02-04  Ingo Feinerer  <feinerer@logic.at>
7    
8            * R/source.R: Store strings and connections instead of unevaluated
9            calls.
10    
11    2010-11-26  Ingo Feinerer  <feinerer@logic.at>
12    
13            * R/corpus.R (Corpus): Allow init and exit hooks for readers.
14    
15    2010-10-22  Ingo Feinerer  <feinerer@logic.at>
16    
17            * R/matrix.R (.TermDocumentMatrix): Make Weighting an attribute
18            (instead of a list element).
19    
20    2010-10-16  Ingo Feinerer  <feinerer@logic.at>
21    
22            * R/corpus.R (`[[.VCorpus`, `[[.PCorpus'): Access individual
23            documents by names (fallback to IDs if names are not set).
24    
25    2010-08-25  Ingo Feinerer  <feinerer@logic.at>
26    
27            * R/corpus.R (c.Corpus): When concatenating corpora, the argument
28            \code{recursive} now determines whether existing corpus meta data
29            is used.
30    
31    2010-08-06  Ingo Feinerer  <feinerer@logic.at>
32    
33            * R/transform.R: Removed convert_UTF_8(). Use enc2utf8() instead.
34    
35    2010-06-17  Ingo Feinerer  <feinerer@logic.at>
36    
37            * R/matrix.R (TermDocumentMatrix): If a dictionary is given do not
38            remove terms not occurring in the corpus anymore.
39    
40    2010-06-02  Ingo Feinerer  <feinerer@logic.at>
41    
42            * R/plot.R (Zipf_plot, Heaps_plot): Plotting functions for Zipf's
43            and Heaps' law.
44    
45    2010-05-18  Ingo Feinerer  <feinerer@logic.at>
46    
47            * R/corpus.R (Corpus, PCorpus): Use element names as IDs if
48            provided by a source.
49    
50    2010-04-09  Ingo Feinerer  <feinerer@logic.at>
51    
52            * R/source.R (.Source): Provide document names.
53    
54    2010-04-07  Ingo Feinerer  <feinerer@logic.at>
55    
56            * R/meta.R (`content_or_meta`): Utility function.
57    
58    2010-03-19  Ingo Feinerer  <feinerer@logic.at>
59    
60            * R/reader.R (readReut21578XML, readReut21578XMLasPlain): Extract
61            TOPICS, LEWISSPLIT, CGISPLIT, and OLDID meta tags.
62    
63    2010-03-03  Ingo Feinerer  <feinerer@logic.at>
64    
65            * R/weight.R (weightTfIdf): Added normalization option.
66    
67            * man/tm_tag_score.Rd: Add General Inquirer example for sentiment
68            analysis.
69    
70    2010-02-25  Ingo Feinerer  <feinerer@logic.at>
71    
72            * R/score.R (tm_tag_score): Compute a score from the number of
73            tags matching in a document.
74    
75    2010-02-18  Ingo Feinerer  <feinerer@logic.at>
76    
77            * R/complete.R (stemCompletion): New completion heuristics.
78    
79    2010-02-17  Ingo Feinerer  <feinerer@logic.at>
80    
81            * R/plot.R (plot.TermDocumentMatrix): Memory improvements.
82    
83    2010-02-06  Ingo Feinerer  <feinerer@logic.at>
84    
85            * DESCRIPTION (Depends): Depend on R (>= 2.10.0) to ensure that
86            setOldClass(c(..., "list")) works.
87    
88    2010-01-22  Ingo Feinerer  <feinerer@logic.at>
89    
90            * R/transform.R (stemDocument.character): In case input is a
91            simple character just delegate to the default Snowball stemmer.
92    
93    2010-01-15  Ingo Feinerer  <feinerer@logic.at>
94    
95            * R/reader.R (readReut21578XML, readRCV1): Extract more meta
96            data.
97    
98    2010-01-12  Ingo Feinerer  <feinerer@logic.at>
99    
100            * R/doc.R (`Content<-`): Be careful with names attribute.
101    
102    2010-01-07  Stefan Theussl  <stefan.theussl@wu.ac.at>
103    
104            * R/source.R (DirSource): Improved implementation especially when
105            handling many (> 1M) files.
106    
107    2009-12-22  Ingo Feinerer  <feinerer@logic.at>
108    
109            * R/source.R (getElem.URISource): Use encoding argument.
110    
111    2009-12-11  Ingo Feinerer  <feinerer@logic.at>
112    
113            * R/doc.R (setOldClass): Register S3 document classes to be
114            recognized by S4 methods.
115    
116    2009-11-25  Ingo Feinerer  <feinerer@logic.at>
117    
118            * R/matrix.R (termFreq): Add option to remove punctuation
119            characters.
120    
121    2009-11-19  Ingo Feinerer  <feinerer@logic.at>
122    
123            * R/matrix.R (c.TermDocumentMatrix): Added combine method for
124            merging multiple term-document matrices.
125    
126    2009-11-17  Ingo Feinerer  <feinerer@logic.at>
127    
128            * R/corpus.R (setOldClass): Register S3 corpus classes to be
129            recognized by S4 methods.
130    
131            * man/plot.Rd: Use \dontrun{} in \examples{} section in the hope
132            that CRAN Mac OS X builds do not fail any longer.
133    
134    2009-11-15  Ingo Feinerer  <feinerer@logic.at>
135    
136            * R/matrix.R (tokenize): Use scan(..., what = "character") instead
137            of RWeka:AlphabeticTokenizer() as default.
138    
139    2009-11-14  Ingo Feinerer  <feinerer@logic.at>
140    
141            * R/transform.R (removeWords.PlainTextDocument): Fix bug which
142            caused words at the beginning or the end of a line not to be removed. Do
143            not delete whitespace anymore.
144    
145    2009-11-12  Ingo Feinerer  <feinerer@logic.at>
146    
147            * R/source.R (DirSource): Default to working directory if no path
148            is specified.
149    
150    2009-11-11  Ingo Feinerer  <feinerer@logic.at>
151    
152            * R/source.R (DirSource): Stop on empty directories.
153    
154    2009-11-07  Ingo Feinerer  <feinerer@logic.at>
155    
156            * R/matrix.R (TermDocumentMatrix): Avoid prefixes originating from
157            named documents.
158    
159    2009-10-21  Ingo Feinerer  <feinerer@logic.at>
160    
161            * R/transform.R (removeWords): Improve regular expressions.
162    
163    2009-10-19  Ingo Feinerer  <feinerer@logic.at>
164    
165            * R/meta.R (DublinCore): Allow lower case tags.
166    
167    2009-10-09  Ingo Feinerer  <feinerer@logic.at>
168    
169            * R/source.R (GmaneSource, ReutersSource): Use xmlChildren(x)
170            instead of x$children.
171    
172    2009-09-15  Ingo Feinerer  <feinerer@logic.at>
173    
174            * R/preprocess.R (preprocessReut21578XML): Fix generated file names.
175    
176    2009-09-06  Ingo Feinerer  <feinerer@logic.at>
177    
178            * R/: Use S3 instead of S4 class system.
179    
180    2009-08-11  Ingo Feinerer  <feinerer@logic.at>
181    
182            * R/reader.R (readMail): Moved to tm.plugin.mail package.
183    
184    2009-07-04  Ingo Feinerer  <feinerer@logic.at>
185    
186            * R/reader.R (readNewsgroup): Rename to readMail as newsgroup
187            postings are basically e-mails with some extra headers.
188    
189    2009-07-03  Ingo Feinerer  <feinerer@logic.at>
190    
191            * R/transform.R: Move convertMboxEml, removeCitation,
192            removeMultipart, and removeSignature to the tm.plugin.mail package
193            since they are mainly utility functions (for handling e-mails) and
194            not very framework specific.
195    
196    2009-06-28  Ingo Feinerer  <feinerer@logic.at>
197    
198            * man/: Fix documentation.
199    
200    2009-06-26  Ingo Feinerer  <feinerer@logic.at>
201    
202            * R/reader.R (readReut21578XMLasPlain): New reader which returns a
203            plain text document instead of an XML document for texts of the
204            Reuters-21578 dataset.
205    
206            * R/sparse.R: Removed since the slam package is now available on
207            CRAN.
208    
209            * DESCRIPTION (Depends): Add slam package.
210    
211    2009-06-17  Ingo Feinerer  <feinerer@logic.at>
212    
213            * R/transform.R (stemDoc): Fix character(0) handling.
214    
215    2009-06-12  Ingo Feinerer  <feinerer@logic.at>
216    
217            * R/doc.R (show): Pretty print.
218    
219    2009-05-27  Ingo Feinerer  <feinerer@logic.at>
220    
221            * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
222            gracefully.
223    
224    2009-05-13  Ingo Feinerer  <feinerer@logic.at>
225    
226            * R/corpus.R: Make corpus virtual. Implement corpus with standard
227            and permanent storage semantics.
228    
229            * DESCRIPTION: New major release. A *lot* of improvements.
230    
231    2009-05-04   Ingo Feinerer <feinerer@logic.at>
232    
233            * NAMESPACE: Export some simple_triplet_matrix functions.
234    
235    2009-04-28   Ingo Feinerer <feinerer@logic.at>
236    
237            * R/weight.R: Adapt tf-idf to new matrix format.
238    
239    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
240    
241            * R/matrix.R: Create two distinct classes for term-document and
242            document-term matrices.
243    
244    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
245    
246            * R/termdocmatrix.R: No longer use Matrix package. This reduces
247            package start-up time significantly.
248    
249    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
250    
251            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
252    
253    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
254    
255            * R/transform.R (tmReduce): Combine multiple maps into one
256            transformation.
257    
258    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
259    
260            * R/weight.R: Remove weightLogical since it does not return a
261            dgCMatrix.
262    
263            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
264            or TermDocumentMatrix instead.
265    
266    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
267    
268            * inst/doc/extensions.Rnw: Finished vignette.
269    
270    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
271    
272            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
273            DocumentTermMatrix representations.
274    
275    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
276    
277            * R/reader.R (readXML): New reader for arbitrary XML files.
278    
279    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
280    
281            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
282            (XMLSource): New XMLSource class for arbitrary XML files.
283            (Source): New slot Vectorized.
284    
285    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
286    
287            * R/reader.R (readTabular): Experimental reader for tabular data
288            structures which can be customized via user-defined mappings.
289    
290            * R/reader.R: Always use UTC time zone.
291    
292            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
293    
294    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
295    
296            * R/reader.R (readDOC): Options can be passed over to antiword.
297    
298            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
299            pdftotext.
300    
301    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
302    
303            * R/source.R (DirSource): Add pattern and ignore.case arguments
304            which are internally passed over to list.files().
305    
306    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
307    
308            * inst/doc/tm.Rnw: Suppress pointless loading message.
309    
310    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
311    
312            * DESCRIPTION: Speed up package loading (via moving packages not
313            strictly necessary for normal operation to Suggests instead of
314            Depends).
315    
316    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
317    
318            * R/reader.R (readNewsgroup): The date format is now configurable.
319    
320    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
321    
322            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
323    
324    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
325    
326            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
327    
328    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
329    
330            * R/source.R (DataframeSource): New source class for data frames.
331    
332            * R/source.R: Fixed non-standard call evaluation.
333    
334    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
335    
336            * R/source.R (URISource): New source class for a single document.
337    
338    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
339    
340            * R/source.R: Refactoring.
341    
342    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
343    
344            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
345            Rmpi installations more gracefully.
346    
347    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
348    
349            * R/source.R (Source): Add Length slot.
350    
351    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
352    
353            * R/AAA.R: Unify duplicated .onLoad function.
354    
355    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
356    
357            * DESCRIPTION (Suggests): Added Rmpi.
358    
359    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
360    
361            * R/source.R (getElem): Fix 'no visible binding' warning.
362    
363            * man/WeightFunction.Rd: Fix signature.
364    
365    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
366    
367            * R/weight.R: Introduce name abbreviations for weighting functions.
368    
369    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
370    
371            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
372    
373            * R/cluster.R: Provide convenience functions for using a MPI
374            cluster.
375    
376            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
377            available.
378    
379            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
380            available.
381    
382    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
383    
384            * R/textdoccol.R (lapply): Removed debug print out.
385    
386    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
387    
388            * R/reader.R (readRCV1): Improved meta data extraction from
389            Reuters Corpus Volume 1 documents.
390    
391    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
392    
393            * R/transform.R: Ensure that all mappings preserve multiline
394            structures.
395    
396    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
397    
398            * R/filter.R: Every filter has now an attribute indicating whether
399            it sould be applied to document level (doclevel).
400    
401            * R/textdoccol.R (tmFilter): Set searchFullText as new default
402            filter.
403    
404    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
405    
406            * R/transform.R (replacePatterns): Replaced removeWords by
407            replacePatterns. Suggested by Christian Buchta.
408    
409            * R/textdoccol.R (inspect): Improved formatting.
410    
411    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
412    
413            * inst/CITATION: Updated JSS article information.
414    
415            * R/textdoccol.R (setAs): Added coerce method from list to
416            corpus.
417    
418            * R/meta.R (meta): Improved meta data handling.
419    
420    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
421    
422            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
423            Christian Buchta.
424    
425            * inst/CITATION: Added template to include JSS article reference.
426    
427    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
428    
429            * R/textdoccol.R (tmMap): Introduced lazy mapping.
430    
431            * R/source.R: Added VectorSource.
432    
433    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
434    
435            * man/: Language codes should be in ISO 639-1 format.
436    
437            * R/textdoccol.R (asPlain): Preserve local meta data.
438    
439    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
440    
441            * R/textdoccol.R (writeCorpus): Function for writing a corpus
442            containing plain text documents to disk.
443    
444    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
445    
446            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
447            always set correctly.
448    
449            * R/textdoccol.R: Set load = TRUE as default for load on demand
450            since in most cases this is the wanted behaviour.
451    
452    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
453    
454            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
455    
456            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
457    
458    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
459    
460            * R/meta.R (meta): New function for consistent access to meta data
461            of document collections, repositories, and texts.
462    
463    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
464    
465            * R/: Better support for encodings.
466    
467    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
468    
469            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
470            selection when no reader argument is given.
471    
472    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
473    
474            * R/source.R (CSVSource): Now uses read.csv instead of scan
475            internally.
476    
477    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
478    
479            * R/reader.R (getReaders): Returns available reader functions.
480    
481            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
482            as default.
483    
484    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
485    
486            * R/stopwords.R (stopwords): Shortened code, removed codetools
487            variable warnings.
488    
489            * man/: Documentation for showMeta, added an example for tmMap.
490    
491            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
492            some minor typos fixed.
493    
494    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
495    
496            * R/aobjects.R (showMeta): Added method for pretty printing a
497            text document's meta data.
498    
499    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
500    
501            * R/textdoccol.R (TextDocCol): Better handling of empty
502            arguments.
503    
504            * NAMESPACE: Exported readDOC.
505    
506            * man/completeStems.Rd: Added an example.
507    
508    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
509    
510            * R/stopwords.R (stopwords): Look up .dat files at every
511            call. Allows users to modify stopword .dat files interactively.
512    
513    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
514    
515            * R/termdocmatrix.R (termFreq): Correct processing of empty
516            documents.
517    
518    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
519    
520            * man/: Updated documentation.
521    
522    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
523    
524            * R/complete.R (completeStems): Completes (heuristically) word
525            stems.
526    
527            * R/termdocmatrix.R (TermDocMatrix2): New modular
528            constructor.
529    
530            * NAMESPACE: Exported termFreq.
531    
532    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
533    
534            * R/reader.R (readDOC): Added MS Word reader (using antiword).
535    
536  2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
537    
538          * R/weight.R: Weighting functions for TermDocMatrix.          * R/weight.R: Weighting functions for TermDocMatrix.

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