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trunk/tm/ChangeLog revision 760, Thu Jun 21 22:40:15 2007 UTC pkg/ChangeLog revision 1102, Sat Oct 16 10:01:09 2010 UTC
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1    2010-10-16  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/corpus.R (`[[.VCorpus`, `[[.PCorpus'): Access individual
4            documents by document ID.
5    
6    2010-08-25  Ingo Feinerer  <feinerer@logic.at>
7    
8            * R/corpus.R (c.Corpus): When concatenating corpora, the argument
9            \code{recursive} now determines whether existing corpus meta data
10            is used.
11    
12    2010-08-06  Ingo Feinerer  <feinerer@logic.at>
13    
14            * R/transform.R: Removed convert_UTF_8(). Use enc2utf8() instead.
15    
16    2010-06-17  Ingo Feinerer  <feinerer@logic.at>
17    
18            * R/matrix.R (TermDocumentMatrix): If a dictionary is given do not
19            remove terms not occurring in the corpus anymore.
20    
21    2010-06-02  Ingo Feinerer  <feinerer@logic.at>
22    
23            * R/plot.R (Zipf_plot, Heaps_plot): Plotting functions for Zipf's
24            and Heaps' law.
25    
26    2010-05-18  Ingo Feinerer  <feinerer@logic.at>
27    
28            * R/corpus.R (Corpus, PCorpus): Use element names as IDs if
29            provided by a source.
30    
31    2010-04-09  Ingo Feinerer  <feinerer@logic.at>
32    
33            * R/source.R (.Source): Provide document names.
34    
35    2010-04-07  Ingo Feinerer  <feinerer@logic.at>
36    
37            * R/meta.R (`content_or_meta`): Utility function.
38    
39    2010-03-19  Ingo Feinerer  <feinerer@logic.at>
40    
41            * R/reader.R (readReut21578XML, readReut21578XMLasPlain): Extract
42            TOPICS, LEWISSPLIT, CGISPLIT, and OLDID meta tags.
43    
44    2010-03-03  Ingo Feinerer  <feinerer@logic.at>
45    
46            * R/weight.R (weightTfIdf): Added normalization option.
47    
48            * man/tm_tag_score.Rd: Add General Inquirer example for sentiment
49            analysis.
50    
51    2010-02-25  Ingo Feinerer  <feinerer@logic.at>
52    
53            * R/score.R (tm_tag_score): Compute a score from the number of
54            tags matching in a document.
55    
56    2010-02-18  Ingo Feinerer  <feinerer@logic.at>
57    
58            * R/complete.R (stemCompletion): New completion heuristics.
59    
60    2010-02-17  Ingo Feinerer  <feinerer@logic.at>
61    
62            * R/plot.R (plot.TermDocumentMatrix): Memory improvements.
63    
64    2010-02-06  Ingo Feinerer  <feinerer@logic.at>
65    
66            * DESCRIPTION (Depends): Depend on R (>= 2.10.0) to ensure that
67            setOldClass(c(..., "list")) works.
68    
69    2010-01-22  Ingo Feinerer  <feinerer@logic.at>
70    
71            * R/transform.R (stemDocument.character): In case input is a
72            simple character just delegate to the default Snowball stemmer.
73    
74    2010-01-15  Ingo Feinerer  <feinerer@logic.at>
75    
76            * R/reader.R (readReut21578XML, readRCV1): Extract more meta
77            data.
78    
79    2010-01-12  Ingo Feinerer  <feinerer@logic.at>
80    
81            * R/doc.R (`Content<-`): Be careful with names attribute.
82    
83    2010-01-07  Stefan Theussl  <stefan.theussl@wu.ac.at>
84    
85            * R/source.R (DirSource): Improved implementation especially when
86            handling many (> 1M) files.
87    
88    2009-12-22  Ingo Feinerer  <feinerer@logic.at>
89    
90            * R/source.R (getElem.URISource): Use encoding argument.
91    
92    2009-12-11  Ingo Feinerer  <feinerer@logic.at>
93    
94            * R/doc.R (setOldClass): Register S3 document classes to be
95            recognized by S4 methods.
96    
97    2009-11-25  Ingo Feinerer  <feinerer@logic.at>
98    
99            * R/matrix.R (termFreq): Add option to remove punctuation
100            characters.
101    
102    2009-11-19  Ingo Feinerer  <feinerer@logic.at>
103    
104            * R/matrix.R (c.TermDocumentMatrix): Added combine method for
105            merging multiple term-document matrices.
106    
107    2009-11-17  Ingo Feinerer  <feinerer@logic.at>
108    
109            * R/corpus.R (setOldClass): Register S3 corpus classes to be
110            recognized by S4 methods.
111    
112            * man/plot.Rd: Use \dontrun{} in \examples{} section in the hope
113            that CRAN Mac OS X builds do not fail any longer.
114    
115    2009-11-15  Ingo Feinerer  <feinerer@logic.at>
116    
117            * R/matrix.R (tokenize): Use scan(..., what = "character") instead
118            of RWeka:AlphabeticTokenizer() as default.
119    
120    2009-11-14  Ingo Feinerer  <feinerer@logic.at>
121    
122            * R/transform.R (removeWords.PlainTextDocument): Fix bug which
123            caused words at the beginning or the end of a line not to be removed. Do
124            not delete whitespace anymore.
125    
126    2009-11-12  Ingo Feinerer  <feinerer@logic.at>
127    
128            * R/source.R (DirSource): Default to working directory if no path
129            is specified.
130    
131    2009-11-11  Ingo Feinerer  <feinerer@logic.at>
132    
133            * R/source.R (DirSource): Stop on empty directories.
134    
135    2009-11-07  Ingo Feinerer  <feinerer@logic.at>
136    
137            * R/matrix.R (TermDocumentMatrix): Avoid prefixes originating from
138            named documents.
139    
140    2009-10-21  Ingo Feinerer  <feinerer@logic.at>
141    
142            * R/transform.R (removeWords): Improve regular expressions.
143    
144    2009-10-19  Ingo Feinerer  <feinerer@logic.at>
145    
146            * R/meta.R (DublinCore): Allow lower case tags.
147    
148    2009-10-09  Ingo Feinerer  <feinerer@logic.at>
149    
150            * R/source.R (GmaneSource, ReutersSource): Use xmlChildren(x)
151            instead of x$children.
152    
153    2009-09-15  Ingo Feinerer  <feinerer@logic.at>
154    
155            * R/preprocess.R (preprocessReut21578XML): Fix generated file names.
156    
157    2009-09-06  Ingo Feinerer  <feinerer@logic.at>
158    
159            * R/: Use S3 instead of S4 class system.
160    
161    2009-08-11  Ingo Feinerer  <feinerer@logic.at>
162    
163            * R/reader.R (readMail): Moved to tm.plugin.mail package.
164    
165    2009-07-04  Ingo Feinerer  <feinerer@logic.at>
166    
167            * R/reader.R (readNewsgroup): Rename to readMail as newsgroup
168            postings are basically e-mails with some extra headers.
169    
170    2009-07-03  Ingo Feinerer  <feinerer@logic.at>
171    
172            * R/transform.R: Move convertMboxEml, removeCitation,
173            removeMultipart, and removeSignature to the tm.plugin.mail package
174            since they are mainly utility functions (for handling e-mails) and
175            not very framework specific.
176    
177    2009-06-28  Ingo Feinerer  <feinerer@logic.at>
178    
179            * man/: Fix documentation.
180    
181    2009-06-26  Ingo Feinerer  <feinerer@logic.at>
182    
183            * R/reader.R (readReut21578XMLasPlain): New reader which returns a
184            plain text document instead of an XML document for texts of the
185            Reuters-21578 dataset.
186    
187            * R/sparse.R: Removed since the slam package is now available on
188            CRAN.
189    
190            * DESCRIPTION (Depends): Add slam package.
191    
192    2009-06-17  Ingo Feinerer  <feinerer@logic.at>
193    
194            * R/transform.R (stemDoc): Fix character(0) handling.
195    
196    2009-06-12  Ingo Feinerer  <feinerer@logic.at>
197    
198            * R/doc.R (show): Pretty print.
199    
200    2009-05-27  Ingo Feinerer  <feinerer@logic.at>
201    
202            * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
203            gracefully.
204    
205    2009-05-13  Ingo Feinerer  <feinerer@logic.at>
206    
207            * R/corpus.R: Make corpus virtual. Implement corpus with standard
208            and permanent storage semantics.
209    
210            * DESCRIPTION: New major release. A *lot* of improvements.
211    
212    2009-05-04   Ingo Feinerer <feinerer@logic.at>
213    
214            * NAMESPACE: Export some simple_triplet_matrix functions.
215    
216    2009-04-28   Ingo Feinerer <feinerer@logic.at>
217    
218            * R/weight.R: Adapt tf-idf to new matrix format.
219    
220    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
221    
222            * R/matrix.R: Create two distinct classes for term-document and
223            document-term matrices.
224    
225    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
226    
227            * R/termdocmatrix.R: No longer use Matrix package. This reduces
228            package start-up time significantly.
229    
230    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
231    
232            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
233    
234    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
235    
236            * R/transform.R (tmReduce): Combine multiple maps into one
237            transformation.
238    
239    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
240    
241            * R/weight.R: Remove weightLogical since it does not return a
242            dgCMatrix.
243    
244            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
245            or TermDocumentMatrix instead.
246    
247    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
248    
249            * inst/doc/extensions.Rnw: Finished vignette.
250    
251    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
252    
253            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
254            DocumentTermMatrix representations.
255    
256    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
257    
258            * R/reader.R (readXML): New reader for arbitrary XML files.
259    
260    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
261    
262            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
263            (XMLSource): New XMLSource class for arbitrary XML files.
264            (Source): New slot Vectorized.
265    
266    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
267    
268            * R/reader.R (readTabular): Experimental reader for tabular data
269            structures which can be customized via user-defined mappings.
270    
271            * R/reader.R: Always use UTC time zone.
272    
273            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
274    
275    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
276    
277            * R/reader.R (readDOC): Options can be passed over to antiword.
278    
279            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
280            pdftotext.
281    
282    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
283    
284            * R/source.R (DirSource): Add pattern and ignore.case arguments
285            which are internally passed over to list.files().
286    
287    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
288    
289            * inst/doc/tm.Rnw: Suppress pointless loading message.
290    
291    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
292    
293            * DESCRIPTION: Speed up package loading (via moving packages not
294            strictly necessary for normal operation to Suggests instead of
295            Depends).
296    
297    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
298    
299            * R/reader.R (readNewsgroup): The date format is now configurable.
300    
301    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
302    
303            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
304    
305    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
306    
307            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
308    
309    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
310    
311            * R/source.R (DataframeSource): New source class for data frames.
312    
313            * R/source.R: Fixed non-standard call evaluation.
314    
315    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
316    
317            * R/source.R (URISource): New source class for a single document.
318    
319    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
320    
321            * R/source.R: Refactoring.
322    
323    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
324    
325            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
326            Rmpi installations more gracefully.
327    
328    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
329    
330            * R/source.R (Source): Add Length slot.
331    
332    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
333    
334            * R/AAA.R: Unify duplicated .onLoad function.
335    
336    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
337    
338            * DESCRIPTION (Suggests): Added Rmpi.
339    
340    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
341    
342            * R/source.R (getElem): Fix 'no visible binding' warning.
343    
344            * man/WeightFunction.Rd: Fix signature.
345    
346    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
347    
348            * R/weight.R: Introduce name abbreviations for weighting functions.
349    
350    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
351    
352            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
353    
354            * R/cluster.R: Provide convenience functions for using a MPI
355            cluster.
356    
357            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
358            available.
359    
360            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
361            available.
362    
363    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
364    
365            * R/textdoccol.R (lapply): Removed debug print out.
366    
367    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
368    
369            * R/reader.R (readRCV1): Improved meta data extraction from
370            Reuters Corpus Volume 1 documents.
371    
372    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
373    
374            * R/transform.R: Ensure that all mappings preserve multiline
375            structures.
376    
377    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
378    
379            * R/filter.R: Every filter has now an attribute indicating whether
380            it sould be applied to document level (doclevel).
381    
382            * R/textdoccol.R (tmFilter): Set searchFullText as new default
383            filter.
384    
385    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
386    
387            * R/transform.R (replacePatterns): Replaced removeWords by
388            replacePatterns. Suggested by Christian Buchta.
389    
390            * R/textdoccol.R (inspect): Improved formatting.
391    
392    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
393    
394            * inst/CITATION: Updated JSS article information.
395    
396            * R/textdoccol.R (setAs): Added coerce method from list to
397            corpus.
398    
399            * R/meta.R (meta): Improved meta data handling.
400    
401    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
402    
403            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
404            Christian Buchta.
405    
406            * inst/CITATION: Added template to include JSS article reference.
407    
408    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
409    
410            * R/textdoccol.R (tmMap): Introduced lazy mapping.
411    
412            * R/source.R: Added VectorSource.
413    
414    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
415    
416            * man/: Language codes should be in ISO 639-1 format.
417    
418            * R/textdoccol.R (asPlain): Preserve local meta data.
419    
420    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
421    
422            * R/textdoccol.R (writeCorpus): Function for writing a corpus
423            containing plain text documents to disk.
424    
425    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
426    
427            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
428            always set correctly.
429    
430            * R/textdoccol.R: Set load = TRUE as default for load on demand
431            since in most cases this is the wanted behaviour.
432    
433    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
434    
435            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
436    
437            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
438    
439    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
440    
441            * R/meta.R (meta): New function for consistent access to meta data
442            of document collections, repositories, and texts.
443    
444    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
445    
446            * R/: Better support for encodings.
447    
448    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
449    
450            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
451            selection when no reader argument is given.
452    
453    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
454    
455            * R/source.R (CSVSource): Now uses read.csv instead of scan
456            internally.
457    
458    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
459    
460            * R/reader.R (getReaders): Returns available reader functions.
461    
462            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
463            as default.
464    
465    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
466    
467            * R/stopwords.R (stopwords): Shortened code, removed codetools
468            variable warnings.
469    
470            * man/: Documentation for showMeta, added an example for tmMap.
471    
472            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
473            some minor typos fixed.
474    
475    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
476    
477            * R/aobjects.R (showMeta): Added method for pretty printing a
478            text document's meta data.
479    
480    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
481    
482            * R/textdoccol.R (TextDocCol): Better handling of empty
483            arguments.
484    
485            * NAMESPACE: Exported readDOC.
486    
487            * man/completeStems.Rd: Added an example.
488    
489    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
490    
491            * R/stopwords.R (stopwords): Look up .dat files at every
492            call. Allows users to modify stopword .dat files interactively.
493    
494    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
495    
496            * R/termdocmatrix.R (termFreq): Correct processing of empty
497            documents.
498    
499    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
500    
501            * man/: Updated documentation.
502    
503    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
504    
505            * R/complete.R (completeStems): Completes (heuristically) word
506            stems.
507    
508            * R/termdocmatrix.R (TermDocMatrix2): New modular
509            constructor.
510    
511            * NAMESPACE: Exported termFreq.
512    
513    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
514    
515            * R/reader.R (readDOC): Added MS Word reader (using antiword).
516    
517    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
518    
519            * R/weight.R: Weighting functions for TermDocMatrix.
520    
521    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
522    
523            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
524            functions for accessing dimension, column, and row names.
525    
526            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
527    
528    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
529    
530            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
531    
532    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
533    
534            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
535    
536    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
537    
538            * R/reader.R (readPDF): Removed manual checks for pdftotext and
539            pdfinfo. The system call gives a warning anyway.
540    
541    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
542    
543            * R/textdoccol.R (asPlain): Conversion from
544            StructuredTextDocuments to PlainTextDocuments.
545    
546    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
547    
548            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
549            for accessing term-document matrices.
550    
551            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
552            are installed.
553    
554    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
555    
556            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
557            Christian Buchta.
558    
559    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
560    
561            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
562    
563    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
564    
565            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
566    
567            * R/reader.R (readPDF): Added PDF reader.
568    
569    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
570    
571            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
572    
573            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
574    
575            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
576    
577            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
578    
579    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
580    
581            * R/distmeasure.R (dissimilarity): Replaced dists call from
582            package cba by new dist call from package proxy.
583    
584    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
585    
586            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
587    
588  2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
589    
590          * R/termdocmatrix.R: require() uses the quietly option to suppress          * R/termdocmatrix.R: require() uses the quietly option to suppress

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