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trunk/tm/ChangeLog revision 806, Wed Jan 2 10:29:14 2008 UTC pkg/ChangeLog revision 1168, Wed Jan 11 10:35:44 2012 UTC
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1    2012-01-11  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/matrix.R (termFreq): Fix processing of user provided
4            stopwords. Reported by Bettina GrĂ¼n.
5    
6    2011-12-23  Ingo Feinerer  <feinerer@logic.at>
7    
8            * R/matrix.R (termFreq): Fix invalid handling of
9            control$wordLengths[1]. Reported by Steven C. Bagley.
10    
11    2011-12-17  Ingo Feinerer  <feinerer@logic.at>
12    
13            * DESCRIPTION (Version): Prepare for CRAN Christmas release.
14    
15    2011-12-12  Ingo Feinerer  <feinerer@logic.at>
16    
17            * R/utils.R (map_IETF_Snowball): Map empty input to "porter".
18    
19    2011-12-07  Ingo Feinerer  <feinerer@logic.at>
20    
21            * R/transform.R (removePunctuation): Add option to preserve
22            intra-word dashes.
23    
24    2011-12-06  Ingo Feinerer  <feinerer@logic.at>
25    
26            * R/matrix.R (termFreq): Allow reordering of control option
27            processing.
28    
29    2011-11-17  Ingo Feinerer  <feinerer@logic.at>
30    
31            * R/reader.R (readPDF): Use tools:::pdf_info() instead of external
32            pdfinfo tool.
33    
34            * inst/stopwords/SMART.dat: Add SMART information retrieval system
35            stopwords (which are also used by the MC toolkit).
36    
37            * R/matrix (termFreq): Allow local option \code{bounds$local} to
38            restrict how often a term may appear in each document (generalizes
39            \code{minDocFreq}). Similarly the local option \code{wordLenghts}
40            for word length bounds (generalizes \code{minWordLength}).
41    
42            * R/matrix.R (TermDocumentMatrix.VCorpus): New global option
43            \code{bounds$global} for restricting how often a term is allowed
44            to appear in different documents.
45    
46            * R/matrix.R (TermDocumentMatrix.VCorpus): Distinguish between
47            local options delegated internally to termFreq() and global
48            options which are processed by the term-document matrix
49            constructor itself.
50    
51    2011-11-15  Ingo Feinerer  <feinerer@logic.at>
52    
53            * man/getTokenizers.Rd: Document getTokenizers().
54    
55            * man/tokenizer.Rd: Document MC_tokenizer() and scan_tokenizer().
56    
57    2011-11-04  Ingo Feinerer  <feinerer@logic.at>
58    
59            * man/matrix.Rd: Document as.TermDocumentMatrix.term_frequency.
60    
61            * man/combine.Rd: Document c.term_frequency().
62    
63    2011-10-11  Ingo Feinerer  <feinerer@logic.at>
64    
65            * R/meta.R (`meta<-.Corpus`): Assume that the replacement value
66            can be accessed via '[' and not '[['.
67    
68    2011-08-24  Ingo Feinerer  <feinerer@logic.at>
69    
70            * R/stopwords.R (stopwords): Raise an error if no stopwords are
71            available for requested language. Suggested by Derek M Jones.
72    
73    2011-05-27  Ingo Feinerer  <feinerer@logic.at>
74    
75            * R/weight.R (weightSMART): Implement Cosine and pivoted unique
76            normalization.
77    
78    2011-02-17  Ingo Feinerer  <feinerer@logic.at>
79    
80            * R/transform.R (stemDocument.PlainTextDocument): Use language
81            argument.
82    
83    2011-02-04  Ingo Feinerer  <feinerer@logic.at>
84    
85            * R/source.R: Store strings and connections instead of unevaluated
86            calls.
87    
88    2010-11-26  Ingo Feinerer  <feinerer@logic.at>
89    
90            * R/corpus.R (Corpus): Allow init and exit hooks for readers.
91    
92    2010-10-22  Ingo Feinerer  <feinerer@logic.at>
93    
94            * R/matrix.R (.TermDocumentMatrix): Make Weighting an attribute
95            (instead of a list element).
96    
97    2010-10-16  Ingo Feinerer  <feinerer@logic.at>
98    
99            * R/corpus.R (`[[.VCorpus`, `[[.PCorpus'): Access individual
100            documents by names (fallback to IDs if names are not set).
101    
102    2010-08-25  Ingo Feinerer  <feinerer@logic.at>
103    
104            * R/corpus.R (c.Corpus): When concatenating corpora, the argument
105            \code{recursive} now determines whether existing corpus meta data
106            is used.
107    
108    2010-08-06  Ingo Feinerer  <feinerer@logic.at>
109    
110            * R/transform.R: Removed convert_UTF_8(). Use enc2utf8() instead.
111    
112    2010-06-17  Ingo Feinerer  <feinerer@logic.at>
113    
114            * R/matrix.R (TermDocumentMatrix): If a dictionary is given do not
115            remove terms not occurring in the corpus anymore.
116    
117    2010-06-02  Ingo Feinerer  <feinerer@logic.at>
118    
119            * R/plot.R (Zipf_plot, Heaps_plot): Plotting functions for Zipf's
120            and Heaps' law.
121    
122    2010-05-18  Ingo Feinerer  <feinerer@logic.at>
123    
124            * R/corpus.R (Corpus, PCorpus): Use element names as IDs if
125            provided by a source.
126    
127    2010-04-09  Ingo Feinerer  <feinerer@logic.at>
128    
129            * R/source.R (.Source): Provide document names.
130    
131    2010-04-07  Ingo Feinerer  <feinerer@logic.at>
132    
133            * R/meta.R (`content_or_meta`): Utility function.
134    
135    2010-03-19  Ingo Feinerer  <feinerer@logic.at>
136    
137            * R/reader.R (readReut21578XML, readReut21578XMLasPlain): Extract
138            TOPICS, LEWISSPLIT, CGISPLIT, and OLDID meta tags.
139    
140    2010-03-03  Ingo Feinerer  <feinerer@logic.at>
141    
142            * R/weight.R (weightTfIdf): Added normalization option.
143    
144            * man/tm_tag_score.Rd: Add General Inquirer example for sentiment
145            analysis.
146    
147    2010-02-25  Ingo Feinerer  <feinerer@logic.at>
148    
149            * R/score.R (tm_tag_score): Compute a score from the number of
150            tags matching in a document.
151    
152    2010-02-18  Ingo Feinerer  <feinerer@logic.at>
153    
154            * R/complete.R (stemCompletion): New completion heuristics.
155    
156    2010-02-17  Ingo Feinerer  <feinerer@logic.at>
157    
158            * R/plot.R (plot.TermDocumentMatrix): Memory improvements.
159    
160    2010-02-06  Ingo Feinerer  <feinerer@logic.at>
161    
162            * DESCRIPTION (Depends): Depend on R (>= 2.10.0) to ensure that
163            setOldClass(c(..., "list")) works.
164    
165    2010-01-22  Ingo Feinerer  <feinerer@logic.at>
166    
167            * R/transform.R (stemDocument.character): In case input is a
168            simple character just delegate to the default Snowball stemmer.
169    
170    2010-01-15  Ingo Feinerer  <feinerer@logic.at>
171    
172            * R/reader.R (readReut21578XML, readRCV1): Extract more meta
173            data.
174    
175    2010-01-12  Ingo Feinerer  <feinerer@logic.at>
176    
177            * R/doc.R (`Content<-`): Be careful with names attribute.
178    
179    2010-01-07  Stefan Theussl  <stefan.theussl@wu.ac.at>
180    
181            * R/source.R (DirSource): Improved implementation especially when
182            handling many (> 1M) files.
183    
184    2009-12-22  Ingo Feinerer  <feinerer@logic.at>
185    
186            * R/source.R (getElem.URISource): Use encoding argument.
187    
188    2009-12-11  Ingo Feinerer  <feinerer@logic.at>
189    
190            * R/doc.R (setOldClass): Register S3 document classes to be
191            recognized by S4 methods.
192    
193    2009-11-25  Ingo Feinerer  <feinerer@logic.at>
194    
195            * R/matrix.R (termFreq): Add option to remove punctuation
196            characters.
197    
198    2009-11-19  Ingo Feinerer  <feinerer@logic.at>
199    
200            * R/matrix.R (c.TermDocumentMatrix): Added combine method for
201            merging multiple term-document matrices.
202    
203    2009-11-17  Ingo Feinerer  <feinerer@logic.at>
204    
205            * R/corpus.R (setOldClass): Register S3 corpus classes to be
206            recognized by S4 methods.
207    
208            * man/plot.Rd: Use \dontrun{} in \examples{} section in the hope
209            that CRAN Mac OS X builds do not fail any longer.
210    
211    2009-11-15  Ingo Feinerer  <feinerer@logic.at>
212    
213            * R/matrix.R (tokenize): Use scan(..., what = "character") instead
214            of RWeka:AlphabeticTokenizer() as default.
215    
216    2009-11-14  Ingo Feinerer  <feinerer@logic.at>
217    
218            * R/transform.R (removeWords.PlainTextDocument): Fix bug which
219            caused words at the beginning or the end of a line not to be removed. Do
220            not delete whitespace anymore.
221    
222    2009-11-12  Ingo Feinerer  <feinerer@logic.at>
223    
224            * R/source.R (DirSource): Default to working directory if no path
225            is specified.
226    
227    2009-11-11  Ingo Feinerer  <feinerer@logic.at>
228    
229            * R/source.R (DirSource): Stop on empty directories.
230    
231    2009-11-07  Ingo Feinerer  <feinerer@logic.at>
232    
233            * R/matrix.R (TermDocumentMatrix): Avoid prefixes originating from
234            named documents.
235    
236    2009-10-21  Ingo Feinerer  <feinerer@logic.at>
237    
238            * R/transform.R (removeWords): Improve regular expressions.
239    
240    2009-10-19  Ingo Feinerer  <feinerer@logic.at>
241    
242            * R/meta.R (DublinCore): Allow lower case tags.
243    
244    2009-10-09  Ingo Feinerer  <feinerer@logic.at>
245    
246            * R/source.R (GmaneSource, ReutersSource): Use xmlChildren(x)
247            instead of x$children.
248    
249    2009-09-15  Ingo Feinerer  <feinerer@logic.at>
250    
251            * R/preprocess.R (preprocessReut21578XML): Fix generated file names.
252    
253    2009-09-06  Ingo Feinerer  <feinerer@logic.at>
254    
255            * R/: Use S3 instead of S4 class system.
256    
257    2009-08-11  Ingo Feinerer  <feinerer@logic.at>
258    
259            * R/reader.R (readMail): Moved to tm.plugin.mail package.
260    
261    2009-07-04  Ingo Feinerer  <feinerer@logic.at>
262    
263            * R/reader.R (readNewsgroup): Rename to readMail as newsgroup
264            postings are basically e-mails with some extra headers.
265    
266    2009-07-03  Ingo Feinerer  <feinerer@logic.at>
267    
268            * R/transform.R: Move convertMboxEml, removeCitation,
269            removeMultipart, and removeSignature to the tm.plugin.mail package
270            since they are mainly utility functions (for handling e-mails) and
271            not very framework specific.
272    
273    2009-06-28  Ingo Feinerer  <feinerer@logic.at>
274    
275            * man/: Fix documentation.
276    
277    2009-06-26  Ingo Feinerer  <feinerer@logic.at>
278    
279            * R/reader.R (readReut21578XMLasPlain): New reader which returns a
280            plain text document instead of an XML document for texts of the
281            Reuters-21578 dataset.
282    
283            * R/sparse.R: Removed since the slam package is now available on
284            CRAN.
285    
286            * DESCRIPTION (Depends): Add slam package.
287    
288    2009-06-17  Ingo Feinerer  <feinerer@logic.at>
289    
290            * R/transform.R (stemDoc): Fix character(0) handling.
291    
292    2009-06-12  Ingo Feinerer  <feinerer@logic.at>
293    
294            * R/doc.R (show): Pretty print.
295    
296    2009-05-27  Ingo Feinerer  <feinerer@logic.at>
297    
298            * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
299            gracefully.
300    
301    2009-05-13  Ingo Feinerer  <feinerer@logic.at>
302    
303            * R/corpus.R: Make corpus virtual. Implement corpus with standard
304            and permanent storage semantics.
305    
306            * DESCRIPTION: New major release. A *lot* of improvements.
307    
308    2009-05-04   Ingo Feinerer <feinerer@logic.at>
309    
310            * NAMESPACE: Export some simple_triplet_matrix functions.
311    
312    2009-04-28   Ingo Feinerer <feinerer@logic.at>
313    
314            * R/weight.R: Adapt tf-idf to new matrix format.
315    
316    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
317    
318            * R/matrix.R: Create two distinct classes for term-document and
319            document-term matrices.
320    
321    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
322    
323            * R/termdocmatrix.R: No longer use Matrix package. This reduces
324            package start-up time significantly.
325    
326    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
327    
328            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
329    
330    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
331    
332            * R/transform.R (tmReduce): Combine multiple maps into one
333            transformation.
334    
335    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
336    
337            * R/weight.R: Remove weightLogical since it does not return a
338            dgCMatrix.
339    
340            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
341            or TermDocumentMatrix instead.
342    
343    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
344    
345            * inst/doc/extensions.Rnw: Finished vignette.
346    
347    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
348    
349            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
350            DocumentTermMatrix representations.
351    
352    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
353    
354            * R/reader.R (readXML): New reader for arbitrary XML files.
355    
356    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
357    
358            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
359            (XMLSource): New XMLSource class for arbitrary XML files.
360            (Source): New slot Vectorized.
361    
362    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
363    
364            * R/reader.R (readTabular): Experimental reader for tabular data
365            structures which can be customized via user-defined mappings.
366    
367            * R/reader.R: Always use UTC time zone.
368    
369            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
370    
371    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
372    
373            * R/reader.R (readDOC): Options can be passed over to antiword.
374    
375            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
376            pdftotext.
377    
378    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
379    
380            * R/source.R (DirSource): Add pattern and ignore.case arguments
381            which are internally passed over to list.files().
382    
383    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
384    
385            * inst/doc/tm.Rnw: Suppress pointless loading message.
386    
387    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
388    
389            * DESCRIPTION: Speed up package loading (via moving packages not
390            strictly necessary for normal operation to Suggests instead of
391            Depends).
392    
393    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
394    
395            * R/reader.R (readNewsgroup): The date format is now configurable.
396    
397    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
398    
399            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
400    
401    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
402    
403            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
404    
405    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
406    
407            * R/source.R (DataframeSource): New source class for data frames.
408    
409            * R/source.R: Fixed non-standard call evaluation.
410    
411    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
412    
413            * R/source.R (URISource): New source class for a single document.
414    
415    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
416    
417            * R/source.R: Refactoring.
418    
419    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
420    
421            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
422            Rmpi installations more gracefully.
423    
424    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
425    
426            * R/source.R (Source): Add Length slot.
427    
428    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
429    
430            * R/AAA.R: Unify duplicated .onLoad function.
431    
432    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
433    
434            * DESCRIPTION (Suggests): Added Rmpi.
435    
436    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
437    
438            * R/source.R (getElem): Fix 'no visible binding' warning.
439    
440            * man/WeightFunction.Rd: Fix signature.
441    
442    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
443    
444            * R/weight.R: Introduce name abbreviations for weighting functions.
445    
446    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
447    
448            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
449    
450            * R/cluster.R: Provide convenience functions for using a MPI
451            cluster.
452    
453            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
454            available.
455    
456            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
457            available.
458    
459    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
460    
461            * R/textdoccol.R (lapply): Removed debug print out.
462    
463    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
464    
465            * R/reader.R (readRCV1): Improved meta data extraction from
466            Reuters Corpus Volume 1 documents.
467    
468    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
469    
470            * R/transform.R: Ensure that all mappings preserve multiline
471            structures.
472    
473    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
474    
475            * R/filter.R: Every filter has now an attribute indicating whether
476            it sould be applied to document level (doclevel).
477    
478            * R/textdoccol.R (tmFilter): Set searchFullText as new default
479            filter.
480    
481    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
482    
483            * R/transform.R (replacePatterns): Replaced removeWords by
484            replacePatterns. Suggested by Christian Buchta.
485    
486            * R/textdoccol.R (inspect): Improved formatting.
487    
488    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
489    
490            * inst/CITATION: Updated JSS article information.
491    
492            * R/textdoccol.R (setAs): Added coerce method from list to
493            corpus.
494    
495            * R/meta.R (meta): Improved meta data handling.
496    
497    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
498    
499            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
500            Christian Buchta.
501    
502            * inst/CITATION: Added template to include JSS article reference.
503    
504    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
505    
506            * R/textdoccol.R (tmMap): Introduced lazy mapping.
507    
508            * R/source.R: Added VectorSource.
509    
510    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
511    
512            * man/: Language codes should be in ISO 639-1 format.
513    
514            * R/textdoccol.R (asPlain): Preserve local meta data.
515    
516    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
517    
518            * R/textdoccol.R (writeCorpus): Function for writing a corpus
519            containing plain text documents to disk.
520    
521    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
522    
523            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
524            always set correctly.
525    
526            * R/textdoccol.R: Set load = TRUE as default for load on demand
527            since in most cases this is the wanted behaviour.
528    
529    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
530    
531            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
532    
533            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
534    
535    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
536    
537            * R/meta.R (meta): New function for consistent access to meta data
538            of document collections, repositories, and texts.
539    
540    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
541    
542            * R/: Better support for encodings.
543    
544    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
545    
546            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
547            selection when no reader argument is given.
548    
549    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
550    
551            * R/source.R (CSVSource): Now uses read.csv instead of scan
552            internally.
553    
554  2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
555    
556          * R/reader.R (getReaders): Returns available reader functions.          * R/reader.R (getReaders): Returns available reader functions.

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