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trunk/tm/ChangeLog revision 869, Sat Nov 8 09:16:37 2008 UTC pkg/ChangeLog revision 1252, Mon Aug 26 14:00:31 2013 UTC
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1    2013-08-26  Ingo Feinerer <feinerer@logic.at>
2    
3            * R/source.R (DirSource): Report non-existent or non-readable files.
4            Suggested by Ajinkya Kale and Milan Bouchet-Valat.
5    
6    2013-08-19  Ingo Feinerer <feinerer@logic.at>
7    
8            * R/corpus.R (setOldClass): Do not register VCorpus as S4 class
9            anymore.
10    
11            * R/doc.R (setOldClass): Do not register PlainTextDocument as S4 class
12            anymore.
13    
14    2013-08-09  Ingo Feinerer <feinerer@logic.at>
15    
16            * DESCRIPTION (License): Changed to GPL-3.
17    
18    2013-07-25  Ingo Feinerer <feinerer@logic.at>
19    
20            * R/complete.R (stemCompletion): Report NA instead of error when no
21            completion can be found by the prevalent heuristic. Suggested by Hugh
22            Devlin.
23    
24    2013-07-10  Ingo Feinerer <feinerer@logic.at>
25    
26            * R/reader.R (readPDF): Use tm:::pdfinfo() (which needs the pdfinfo
27            command line tool) instead of tools:::pdf_info().
28    
29    2013-04-11  Ingo Feinerer <feinerer@logic.at>
30    
31            * R/transform.R (removeWords): Use PCRE UCP to use Unicode properties
32            to determine character types.
33    
34    2012-12-14  Ingo Feinerer <feinerer@logic.at>
35    
36            * R/matrix.R (TermDocumentMatrix): Ensure dimnames of type character
37            when generating a simple_triplet_matrix. Reported by Arho Suominen.
38    
39    2012-12-10  Ingo Feinerer <feinerer@logic.at>
40    
41            * man/tm_reduce.Rd: Document right to left folding order. Adapt
42            example as well. Suggested by Mark Rosenstein.
43    
44    2012-12-04  Ingo Feinerer <feinerer@logic.at>
45    
46            * R/filter.R (sFilter): Avoid attach() and simplify.
47    
48    2012-11-02  Ingo Feinerer <feinerer@logic.at>
49    
50            * R/doc.R (.TextDocument): Use casts to ensure data types and to avoid
51            removal of attributes.
52    
53    2012-10-03 Ingo Feinerer  <feinerer@logic.at>
54    
55            * R/weight.R (weightTfIdf, weightSMART): Gracefully handle empty
56            columns and rows (avoids blow-up due to NaN values). Suggested by Jaap
57            Frölich.
58    
59    2012-07-27 Ingo Feinerer  <feinerer@logic.at>
60    
61            * R/transform.R (removeWords): Allow longer stopword lists.
62    
63    2012-01-31  Ingo Feinerer  <feinerer@logic.at>
64    
65            * R/reader.R (readXML): Readers can now set the document language
66            themselves.
67    
68    2012-01-14  Ingo Feinerer  <feinerer@logic.at>
69    
70            * R/source.R (XMLSource, getElem.XMLSource): Simplifications as
71            proposed by Milan Bouchet-Valat.
72    
73    2012-01-11  Ingo Feinerer  <feinerer@logic.at>
74    
75            * R/matrix.R (termFreq): Fix processing of user provided
76            stopwords. Reported by Bettina Grün.
77    
78    2011-12-23  Ingo Feinerer  <feinerer@logic.at>
79    
80            * R/matrix.R (termFreq): Fix invalid handling of
81            control$wordLengths[1]. Reported by Steven C. Bagley.
82    
83    2011-12-17  Ingo Feinerer  <feinerer@logic.at>
84    
85            * DESCRIPTION (Version): Prepare for CRAN Christmas release.
86    
87    2011-12-12  Ingo Feinerer  <feinerer@logic.at>
88    
89            * R/utils.R (map_IETF_Snowball): Map empty input to "porter".
90    
91    2011-12-07  Ingo Feinerer  <feinerer@logic.at>
92    
93            * R/transform.R (removePunctuation): Add option to preserve
94            intra-word dashes.
95    
96    2011-12-06  Ingo Feinerer  <feinerer@logic.at>
97    
98            * R/matrix.R (termFreq): Allow reordering of control option
99            processing.
100    
101    2011-11-17  Ingo Feinerer  <feinerer@logic.at>
102    
103            * R/reader.R (readPDF): Use tools:::pdf_info() instead of external
104            pdfinfo tool.
105    
106            * inst/stopwords/SMART.dat: Add SMART information retrieval system
107            stopwords (which are also used by the MC toolkit).
108    
109            * R/matrix (termFreq): Allow local option \code{bounds$local} to
110            restrict how often a term may appear in each document (generalizes
111            \code{minDocFreq}). Similarly the local option \code{wordLenghts}
112            for word length bounds (generalizes \code{minWordLength}).
113    
114            * R/matrix.R (TermDocumentMatrix.VCorpus): New global option
115            \code{bounds$global} for restricting how often a term is allowed
116            to appear in different documents.
117    
118            * R/matrix.R (TermDocumentMatrix.VCorpus): Distinguish between
119            local options delegated internally to termFreq() and global
120            options which are processed by the term-document matrix
121            constructor itself.
122    
123    2011-11-15  Ingo Feinerer  <feinerer@logic.at>
124    
125            * man/getTokenizers.Rd: Document getTokenizers().
126    
127            * man/tokenizer.Rd: Document MC_tokenizer() and scan_tokenizer().
128    
129    2011-11-04  Ingo Feinerer  <feinerer@logic.at>
130    
131            * man/matrix.Rd: Document as.TermDocumentMatrix.term_frequency.
132    
133            * man/combine.Rd: Document c.term_frequency().
134    
135    2011-10-11  Ingo Feinerer  <feinerer@logic.at>
136    
137            * R/meta.R (`meta<-.Corpus`): Assume that the replacement value
138            can be accessed via '[' and not '[['.
139    
140    2011-08-24  Ingo Feinerer  <feinerer@logic.at>
141    
142            * R/stopwords.R (stopwords): Raise an error if no stopwords are
143            available for requested language. Suggested by Derek M Jones.
144    
145    2011-05-27  Ingo Feinerer  <feinerer@logic.at>
146    
147            * R/weight.R (weightSMART): Implement Cosine and pivoted unique
148            normalization.
149    
150    2011-02-17  Ingo Feinerer  <feinerer@logic.at>
151    
152            * R/transform.R (stemDocument.PlainTextDocument): Use language
153            argument.
154    
155    2011-02-04  Ingo Feinerer  <feinerer@logic.at>
156    
157            * R/source.R: Store strings and connections instead of unevaluated
158            calls.
159    
160    2010-11-26  Ingo Feinerer  <feinerer@logic.at>
161    
162            * R/corpus.R (Corpus): Allow init and exit hooks for readers.
163    
164    2010-10-22  Ingo Feinerer  <feinerer@logic.at>
165    
166            * R/matrix.R (.TermDocumentMatrix): Make Weighting an attribute
167            (instead of a list element).
168    
169    2010-10-16  Ingo Feinerer  <feinerer@logic.at>
170    
171            * R/corpus.R (`[[.VCorpus`, `[[.PCorpus'): Access individual
172            documents by names (fallback to IDs if names are not set).
173    
174    2010-08-25  Ingo Feinerer  <feinerer@logic.at>
175    
176            * R/corpus.R (c.Corpus): When concatenating corpora, the argument
177            \code{recursive} now determines whether existing corpus meta data
178            is used.
179    
180    2010-08-06  Ingo Feinerer  <feinerer@logic.at>
181    
182            * R/transform.R: Removed convert_UTF_8(). Use enc2utf8() instead.
183    
184    2010-06-17  Ingo Feinerer  <feinerer@logic.at>
185    
186            * R/matrix.R (TermDocumentMatrix): If a dictionary is given do not
187            remove terms not occurring in the corpus anymore.
188    
189    2010-06-02  Ingo Feinerer  <feinerer@logic.at>
190    
191            * R/plot.R (Zipf_plot, Heaps_plot): Plotting functions for Zipf's
192            and Heaps' law.
193    
194    2010-05-18  Ingo Feinerer  <feinerer@logic.at>
195    
196            * R/corpus.R (Corpus, PCorpus): Use element names as IDs if
197            provided by a source.
198    
199    2010-04-09  Ingo Feinerer  <feinerer@logic.at>
200    
201            * R/source.R (.Source): Provide document names.
202    
203    2010-04-07  Ingo Feinerer  <feinerer@logic.at>
204    
205            * R/meta.R (`content_or_meta`): Utility function.
206    
207    2010-03-19  Ingo Feinerer  <feinerer@logic.at>
208    
209            * R/reader.R (readReut21578XML, readReut21578XMLasPlain): Extract
210            TOPICS, LEWISSPLIT, CGISPLIT, and OLDID meta tags.
211    
212    2010-03-03  Ingo Feinerer  <feinerer@logic.at>
213    
214            * R/weight.R (weightTfIdf): Added normalization option.
215    
216            * man/tm_tag_score.Rd: Add General Inquirer example for sentiment
217            analysis.
218    
219    2010-02-25  Ingo Feinerer  <feinerer@logic.at>
220    
221            * R/score.R (tm_tag_score): Compute a score from the number of
222            tags matching in a document.
223    
224    2010-02-18  Ingo Feinerer  <feinerer@logic.at>
225    
226            * R/complete.R (stemCompletion): New completion heuristics.
227    
228    2010-02-17  Ingo Feinerer  <feinerer@logic.at>
229    
230            * R/plot.R (plot.TermDocumentMatrix): Memory improvements.
231    
232    2010-02-06  Ingo Feinerer  <feinerer@logic.at>
233    
234            * DESCRIPTION (Depends): Depend on R (>= 2.10.0) to ensure that
235            setOldClass(c(..., "list")) works.
236    
237    2010-01-22  Ingo Feinerer  <feinerer@logic.at>
238    
239            * R/transform.R (stemDocument.character): In case input is a
240            simple character just delegate to the default Snowball stemmer.
241    
242    2010-01-15  Ingo Feinerer  <feinerer@logic.at>
243    
244            * R/reader.R (readReut21578XML, readRCV1): Extract more meta
245            data.
246    
247    2010-01-12  Ingo Feinerer  <feinerer@logic.at>
248    
249            * R/doc.R (`Content<-`): Be careful with names attribute.
250    
251    2010-01-07  Stefan Theussl  <stefan.theussl@wu.ac.at>
252    
253            * R/source.R (DirSource): Improved implementation especially when
254            handling many (> 1M) files.
255    
256    2009-12-22  Ingo Feinerer  <feinerer@logic.at>
257    
258            * R/source.R (getElem.URISource): Use encoding argument.
259    
260    2009-12-11  Ingo Feinerer  <feinerer@logic.at>
261    
262            * R/doc.R (setOldClass): Register S3 document classes to be
263            recognized by S4 methods.
264    
265    2009-11-25  Ingo Feinerer  <feinerer@logic.at>
266    
267            * R/matrix.R (termFreq): Add option to remove punctuation
268            characters.
269    
270    2009-11-19  Ingo Feinerer  <feinerer@logic.at>
271    
272            * R/matrix.R (c.TermDocumentMatrix): Added combine method for
273            merging multiple term-document matrices.
274    
275    2009-11-17  Ingo Feinerer  <feinerer@logic.at>
276    
277            * R/corpus.R (setOldClass): Register S3 corpus classes to be
278            recognized by S4 methods.
279    
280            * man/plot.Rd: Use \dontrun{} in \examples{} section in the hope
281            that CRAN Mac OS X builds do not fail any longer.
282    
283    2009-11-15  Ingo Feinerer  <feinerer@logic.at>
284    
285            * R/matrix.R (tokenize): Use scan(..., what = "character") instead
286            of RWeka:AlphabeticTokenizer() as default.
287    
288    2009-11-14  Ingo Feinerer  <feinerer@logic.at>
289    
290            * R/transform.R (removeWords.PlainTextDocument): Fix bug which
291            caused words at the beginning or the end of a line not to be removed. Do
292            not delete whitespace anymore.
293    
294    2009-11-12  Ingo Feinerer  <feinerer@logic.at>
295    
296            * R/source.R (DirSource): Default to working directory if no path
297            is specified.
298    
299    2009-11-11  Ingo Feinerer  <feinerer@logic.at>
300    
301            * R/source.R (DirSource): Stop on empty directories.
302    
303    2009-11-07  Ingo Feinerer  <feinerer@logic.at>
304    
305            * R/matrix.R (TermDocumentMatrix): Avoid prefixes originating from
306            named documents.
307    
308    2009-10-21  Ingo Feinerer  <feinerer@logic.at>
309    
310            * R/transform.R (removeWords): Improve regular expressions.
311    
312    2009-10-19  Ingo Feinerer  <feinerer@logic.at>
313    
314            * R/meta.R (DublinCore): Allow lower case tags.
315    
316    2009-10-09  Ingo Feinerer  <feinerer@logic.at>
317    
318            * R/source.R (GmaneSource, ReutersSource): Use xmlChildren(x)
319            instead of x$children.
320    
321    2009-09-15  Ingo Feinerer  <feinerer@logic.at>
322    
323            * R/preprocess.R (preprocessReut21578XML): Fix generated file names.
324    
325    2009-09-06  Ingo Feinerer  <feinerer@logic.at>
326    
327            * R/: Use S3 instead of S4 class system.
328    
329    2009-08-11  Ingo Feinerer  <feinerer@logic.at>
330    
331            * R/reader.R (readMail): Moved to tm.plugin.mail package.
332    
333    2009-07-04  Ingo Feinerer  <feinerer@logic.at>
334    
335            * R/reader.R (readNewsgroup): Rename to readMail as newsgroup
336            postings are basically e-mails with some extra headers.
337    
338    2009-07-03  Ingo Feinerer  <feinerer@logic.at>
339    
340            * R/transform.R: Move convertMboxEml, removeCitation,
341            removeMultipart, and removeSignature to the tm.plugin.mail package
342            since they are mainly utility functions (for handling e-mails) and
343            not very framework specific.
344    
345    2009-06-28  Ingo Feinerer  <feinerer@logic.at>
346    
347            * man/: Fix documentation.
348    
349    2009-06-26  Ingo Feinerer  <feinerer@logic.at>
350    
351            * R/reader.R (readReut21578XMLasPlain): New reader which returns a
352            plain text document instead of an XML document for texts of the
353            Reuters-21578 dataset.
354    
355            * R/sparse.R: Removed since the slam package is now available on
356            CRAN.
357    
358            * DESCRIPTION (Depends): Add slam package.
359    
360    2009-06-17  Ingo Feinerer  <feinerer@logic.at>
361    
362            * R/transform.R (stemDoc): Fix character(0) handling.
363    
364    2009-06-12  Ingo Feinerer  <feinerer@logic.at>
365    
366            * R/doc.R (show): Pretty print.
367    
368    2009-05-27  Ingo Feinerer  <feinerer@logic.at>
369    
370            * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
371            gracefully.
372    
373    2009-05-13  Ingo Feinerer  <feinerer@logic.at>
374    
375            * R/corpus.R: Make corpus virtual. Implement corpus with standard
376            and permanent storage semantics.
377    
378            * DESCRIPTION: New major release. A *lot* of improvements.
379    
380    2009-05-04   Ingo Feinerer <feinerer@logic.at>
381    
382            * NAMESPACE: Export some simple_triplet_matrix functions.
383    
384    2009-04-28   Ingo Feinerer <feinerer@logic.at>
385    
386            * R/weight.R: Adapt tf-idf to new matrix format.
387    
388    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
389    
390            * R/matrix.R: Create two distinct classes for term-document and
391            document-term matrices.
392    
393    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
394    
395            * R/termdocmatrix.R: No longer use Matrix package. This reduces
396            package start-up time significantly.
397    
398    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
399    
400            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
401    
402    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
403    
404            * R/transform.R (tmReduce): Combine multiple maps into one
405            transformation.
406    
407    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
408    
409            * R/weight.R: Remove weightLogical since it does not return a
410            dgCMatrix.
411    
412            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
413            or TermDocumentMatrix instead.
414    
415    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
416    
417            * inst/doc/extensions.Rnw: Finished vignette.
418    
419    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
420    
421            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
422            DocumentTermMatrix representations.
423    
424    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
425    
426            * R/reader.R (readXML): New reader for arbitrary XML files.
427    
428    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
429    
430            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
431            (XMLSource): New XMLSource class for arbitrary XML files.
432            (Source): New slot Vectorized.
433    
434    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
435    
436            * R/reader.R (readTabular): Experimental reader for tabular data
437            structures which can be customized via user-defined mappings.
438    
439            * R/reader.R: Always use UTC time zone.
440    
441            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
442    
443    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
444    
445            * R/reader.R (readDOC): Options can be passed over to antiword.
446    
447            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
448            pdftotext.
449    
450    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
451    
452            * R/source.R (DirSource): Add pattern and ignore.case arguments
453            which are internally passed over to list.files().
454    
455    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
456    
457            * inst/doc/tm.Rnw: Suppress pointless loading message.
458    
459    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
460    
461            * DESCRIPTION: Speed up package loading (via moving packages not
462            strictly necessary for normal operation to Suggests instead of
463            Depends).
464    
465    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
466    
467            * R/reader.R (readNewsgroup): The date format is now configurable.
468    
469    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
470    
471            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
472    
473    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
474    
475            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
476    
477    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
478    
479            * R/source.R (DataframeSource): New source class for data frames.
480    
481            * R/source.R: Fixed non-standard call evaluation.
482    
483    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
484    
485            * R/source.R (URISource): New source class for a single document.
486    
487    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
488    
489            * R/source.R: Refactoring.
490    
491    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
492    
493            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
494            Rmpi installations more gracefully.
495    
496  2008-11-08  Ingo Feinerer  <feinerer@logic.at>  2008-11-08  Ingo Feinerer  <feinerer@logic.at>
497    
498          * R/source.R (Source): Add Length slot.          * R/source.R (Source): Add Length slot.

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