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/tm/ChangeLog revision 869, Sat Nov 8 09:16:37 2008 UTC pkg/ChangeLog revision 1193, Thu Oct 4 07:44:21 2012 UTC
# Line 1  Line 1 
1    2012-10-03 Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/weight.R (weightTfIdf, weightSMART): Gracefully handle empty
4            columns and rows (avoids blow-up due to NaN values). Suggested by Jaap
5            Frölich.
6    
7    2012-07-27 Ingo Feinerer  <feinerer@logic.at>
8    
9            * R/transform.R (removeWords): Allow longer stopword lists.
10    
11    2012-01-31  Ingo Feinerer  <feinerer@logic.at>
12    
13            * R/reader.R (readXML): Readers can now set the document language
14            themselves.
15    
16    2012-01-14  Ingo Feinerer  <feinerer@logic.at>
17    
18            * R/source.R (XMLSource, getElem.XMLSource): Simplifications as
19            proposed by Milan Bouchet-Valat.
20    
21    2012-01-11  Ingo Feinerer  <feinerer@logic.at>
22    
23            * R/matrix.R (termFreq): Fix processing of user provided
24            stopwords. Reported by Bettina Grün.
25    
26    2011-12-23  Ingo Feinerer  <feinerer@logic.at>
27    
28            * R/matrix.R (termFreq): Fix invalid handling of
29            control$wordLengths[1]. Reported by Steven C. Bagley.
30    
31    2011-12-17  Ingo Feinerer  <feinerer@logic.at>
32    
33            * DESCRIPTION (Version): Prepare for CRAN Christmas release.
34    
35    2011-12-12  Ingo Feinerer  <feinerer@logic.at>
36    
37            * R/utils.R (map_IETF_Snowball): Map empty input to "porter".
38    
39    2011-12-07  Ingo Feinerer  <feinerer@logic.at>
40    
41            * R/transform.R (removePunctuation): Add option to preserve
42            intra-word dashes.
43    
44    2011-12-06  Ingo Feinerer  <feinerer@logic.at>
45    
46            * R/matrix.R (termFreq): Allow reordering of control option
47            processing.
48    
49    2011-11-17  Ingo Feinerer  <feinerer@logic.at>
50    
51            * R/reader.R (readPDF): Use tools:::pdf_info() instead of external
52            pdfinfo tool.
53    
54            * inst/stopwords/SMART.dat: Add SMART information retrieval system
55            stopwords (which are also used by the MC toolkit).
56    
57            * R/matrix (termFreq): Allow local option \code{bounds$local} to
58            restrict how often a term may appear in each document (generalizes
59            \code{minDocFreq}). Similarly the local option \code{wordLenghts}
60            for word length bounds (generalizes \code{minWordLength}).
61    
62            * R/matrix.R (TermDocumentMatrix.VCorpus): New global option
63            \code{bounds$global} for restricting how often a term is allowed
64            to appear in different documents.
65    
66            * R/matrix.R (TermDocumentMatrix.VCorpus): Distinguish between
67            local options delegated internally to termFreq() and global
68            options which are processed by the term-document matrix
69            constructor itself.
70    
71    2011-11-15  Ingo Feinerer  <feinerer@logic.at>
72    
73            * man/getTokenizers.Rd: Document getTokenizers().
74    
75            * man/tokenizer.Rd: Document MC_tokenizer() and scan_tokenizer().
76    
77    2011-11-04  Ingo Feinerer  <feinerer@logic.at>
78    
79            * man/matrix.Rd: Document as.TermDocumentMatrix.term_frequency.
80    
81            * man/combine.Rd: Document c.term_frequency().
82    
83    2011-10-11  Ingo Feinerer  <feinerer@logic.at>
84    
85            * R/meta.R (`meta<-.Corpus`): Assume that the replacement value
86            can be accessed via '[' and not '[['.
87    
88    2011-08-24  Ingo Feinerer  <feinerer@logic.at>
89    
90            * R/stopwords.R (stopwords): Raise an error if no stopwords are
91            available for requested language. Suggested by Derek M Jones.
92    
93    2011-05-27  Ingo Feinerer  <feinerer@logic.at>
94    
95            * R/weight.R (weightSMART): Implement Cosine and pivoted unique
96            normalization.
97    
98    2011-02-17  Ingo Feinerer  <feinerer@logic.at>
99    
100            * R/transform.R (stemDocument.PlainTextDocument): Use language
101            argument.
102    
103    2011-02-04  Ingo Feinerer  <feinerer@logic.at>
104    
105            * R/source.R: Store strings and connections instead of unevaluated
106            calls.
107    
108    2010-11-26  Ingo Feinerer  <feinerer@logic.at>
109    
110            * R/corpus.R (Corpus): Allow init and exit hooks for readers.
111    
112    2010-10-22  Ingo Feinerer  <feinerer@logic.at>
113    
114            * R/matrix.R (.TermDocumentMatrix): Make Weighting an attribute
115            (instead of a list element).
116    
117    2010-10-16  Ingo Feinerer  <feinerer@logic.at>
118    
119            * R/corpus.R (`[[.VCorpus`, `[[.PCorpus'): Access individual
120            documents by names (fallback to IDs if names are not set).
121    
122    2010-08-25  Ingo Feinerer  <feinerer@logic.at>
123    
124            * R/corpus.R (c.Corpus): When concatenating corpora, the argument
125            \code{recursive} now determines whether existing corpus meta data
126            is used.
127    
128    2010-08-06  Ingo Feinerer  <feinerer@logic.at>
129    
130            * R/transform.R: Removed convert_UTF_8(). Use enc2utf8() instead.
131    
132    2010-06-17  Ingo Feinerer  <feinerer@logic.at>
133    
134            * R/matrix.R (TermDocumentMatrix): If a dictionary is given do not
135            remove terms not occurring in the corpus anymore.
136    
137    2010-06-02  Ingo Feinerer  <feinerer@logic.at>
138    
139            * R/plot.R (Zipf_plot, Heaps_plot): Plotting functions for Zipf's
140            and Heaps' law.
141    
142    2010-05-18  Ingo Feinerer  <feinerer@logic.at>
143    
144            * R/corpus.R (Corpus, PCorpus): Use element names as IDs if
145            provided by a source.
146    
147    2010-04-09  Ingo Feinerer  <feinerer@logic.at>
148    
149            * R/source.R (.Source): Provide document names.
150    
151    2010-04-07  Ingo Feinerer  <feinerer@logic.at>
152    
153            * R/meta.R (`content_or_meta`): Utility function.
154    
155    2010-03-19  Ingo Feinerer  <feinerer@logic.at>
156    
157            * R/reader.R (readReut21578XML, readReut21578XMLasPlain): Extract
158            TOPICS, LEWISSPLIT, CGISPLIT, and OLDID meta tags.
159    
160    2010-03-03  Ingo Feinerer  <feinerer@logic.at>
161    
162            * R/weight.R (weightTfIdf): Added normalization option.
163    
164            * man/tm_tag_score.Rd: Add General Inquirer example for sentiment
165            analysis.
166    
167    2010-02-25  Ingo Feinerer  <feinerer@logic.at>
168    
169            * R/score.R (tm_tag_score): Compute a score from the number of
170            tags matching in a document.
171    
172    2010-02-18  Ingo Feinerer  <feinerer@logic.at>
173    
174            * R/complete.R (stemCompletion): New completion heuristics.
175    
176    2010-02-17  Ingo Feinerer  <feinerer@logic.at>
177    
178            * R/plot.R (plot.TermDocumentMatrix): Memory improvements.
179    
180    2010-02-06  Ingo Feinerer  <feinerer@logic.at>
181    
182            * DESCRIPTION (Depends): Depend on R (>= 2.10.0) to ensure that
183            setOldClass(c(..., "list")) works.
184    
185    2010-01-22  Ingo Feinerer  <feinerer@logic.at>
186    
187            * R/transform.R (stemDocument.character): In case input is a
188            simple character just delegate to the default Snowball stemmer.
189    
190    2010-01-15  Ingo Feinerer  <feinerer@logic.at>
191    
192            * R/reader.R (readReut21578XML, readRCV1): Extract more meta
193            data.
194    
195    2010-01-12  Ingo Feinerer  <feinerer@logic.at>
196    
197            * R/doc.R (`Content<-`): Be careful with names attribute.
198    
199    2010-01-07  Stefan Theussl  <stefan.theussl@wu.ac.at>
200    
201            * R/source.R (DirSource): Improved implementation especially when
202            handling many (> 1M) files.
203    
204    2009-12-22  Ingo Feinerer  <feinerer@logic.at>
205    
206            * R/source.R (getElem.URISource): Use encoding argument.
207    
208    2009-12-11  Ingo Feinerer  <feinerer@logic.at>
209    
210            * R/doc.R (setOldClass): Register S3 document classes to be
211            recognized by S4 methods.
212    
213    2009-11-25  Ingo Feinerer  <feinerer@logic.at>
214    
215            * R/matrix.R (termFreq): Add option to remove punctuation
216            characters.
217    
218    2009-11-19  Ingo Feinerer  <feinerer@logic.at>
219    
220            * R/matrix.R (c.TermDocumentMatrix): Added combine method for
221            merging multiple term-document matrices.
222    
223    2009-11-17  Ingo Feinerer  <feinerer@logic.at>
224    
225            * R/corpus.R (setOldClass): Register S3 corpus classes to be
226            recognized by S4 methods.
227    
228            * man/plot.Rd: Use \dontrun{} in \examples{} section in the hope
229            that CRAN Mac OS X builds do not fail any longer.
230    
231    2009-11-15  Ingo Feinerer  <feinerer@logic.at>
232    
233            * R/matrix.R (tokenize): Use scan(..., what = "character") instead
234            of RWeka:AlphabeticTokenizer() as default.
235    
236    2009-11-14  Ingo Feinerer  <feinerer@logic.at>
237    
238            * R/transform.R (removeWords.PlainTextDocument): Fix bug which
239            caused words at the beginning or the end of a line not to be removed. Do
240            not delete whitespace anymore.
241    
242    2009-11-12  Ingo Feinerer  <feinerer@logic.at>
243    
244            * R/source.R (DirSource): Default to working directory if no path
245            is specified.
246    
247    2009-11-11  Ingo Feinerer  <feinerer@logic.at>
248    
249            * R/source.R (DirSource): Stop on empty directories.
250    
251    2009-11-07  Ingo Feinerer  <feinerer@logic.at>
252    
253            * R/matrix.R (TermDocumentMatrix): Avoid prefixes originating from
254            named documents.
255    
256    2009-10-21  Ingo Feinerer  <feinerer@logic.at>
257    
258            * R/transform.R (removeWords): Improve regular expressions.
259    
260    2009-10-19  Ingo Feinerer  <feinerer@logic.at>
261    
262            * R/meta.R (DublinCore): Allow lower case tags.
263    
264    2009-10-09  Ingo Feinerer  <feinerer@logic.at>
265    
266            * R/source.R (GmaneSource, ReutersSource): Use xmlChildren(x)
267            instead of x$children.
268    
269    2009-09-15  Ingo Feinerer  <feinerer@logic.at>
270    
271            * R/preprocess.R (preprocessReut21578XML): Fix generated file names.
272    
273    2009-09-06  Ingo Feinerer  <feinerer@logic.at>
274    
275            * R/: Use S3 instead of S4 class system.
276    
277    2009-08-11  Ingo Feinerer  <feinerer@logic.at>
278    
279            * R/reader.R (readMail): Moved to tm.plugin.mail package.
280    
281    2009-07-04  Ingo Feinerer  <feinerer@logic.at>
282    
283            * R/reader.R (readNewsgroup): Rename to readMail as newsgroup
284            postings are basically e-mails with some extra headers.
285    
286    2009-07-03  Ingo Feinerer  <feinerer@logic.at>
287    
288            * R/transform.R: Move convertMboxEml, removeCitation,
289            removeMultipart, and removeSignature to the tm.plugin.mail package
290            since they are mainly utility functions (for handling e-mails) and
291            not very framework specific.
292    
293    2009-06-28  Ingo Feinerer  <feinerer@logic.at>
294    
295            * man/: Fix documentation.
296    
297    2009-06-26  Ingo Feinerer  <feinerer@logic.at>
298    
299            * R/reader.R (readReut21578XMLasPlain): New reader which returns a
300            plain text document instead of an XML document for texts of the
301            Reuters-21578 dataset.
302    
303            * R/sparse.R: Removed since the slam package is now available on
304            CRAN.
305    
306            * DESCRIPTION (Depends): Add slam package.
307    
308    2009-06-17  Ingo Feinerer  <feinerer@logic.at>
309    
310            * R/transform.R (stemDoc): Fix character(0) handling.
311    
312    2009-06-12  Ingo Feinerer  <feinerer@logic.at>
313    
314            * R/doc.R (show): Pretty print.
315    
316    2009-05-27  Ingo Feinerer  <feinerer@logic.at>
317    
318            * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
319            gracefully.
320    
321    2009-05-13  Ingo Feinerer  <feinerer@logic.at>
322    
323            * R/corpus.R: Make corpus virtual. Implement corpus with standard
324            and permanent storage semantics.
325    
326            * DESCRIPTION: New major release. A *lot* of improvements.
327    
328    2009-05-04   Ingo Feinerer <feinerer@logic.at>
329    
330            * NAMESPACE: Export some simple_triplet_matrix functions.
331    
332    2009-04-28   Ingo Feinerer <feinerer@logic.at>
333    
334            * R/weight.R: Adapt tf-idf to new matrix format.
335    
336    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
337    
338            * R/matrix.R: Create two distinct classes for term-document and
339            document-term matrices.
340    
341    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
342    
343            * R/termdocmatrix.R: No longer use Matrix package. This reduces
344            package start-up time significantly.
345    
346    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
347    
348            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
349    
350    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
351    
352            * R/transform.R (tmReduce): Combine multiple maps into one
353            transformation.
354    
355    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
356    
357            * R/weight.R: Remove weightLogical since it does not return a
358            dgCMatrix.
359    
360            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
361            or TermDocumentMatrix instead.
362    
363    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
364    
365            * inst/doc/extensions.Rnw: Finished vignette.
366    
367    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
368    
369            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
370            DocumentTermMatrix representations.
371    
372    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
373    
374            * R/reader.R (readXML): New reader for arbitrary XML files.
375    
376    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
377    
378            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
379            (XMLSource): New XMLSource class for arbitrary XML files.
380            (Source): New slot Vectorized.
381    
382    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
383    
384            * R/reader.R (readTabular): Experimental reader for tabular data
385            structures which can be customized via user-defined mappings.
386    
387            * R/reader.R: Always use UTC time zone.
388    
389            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
390    
391    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
392    
393            * R/reader.R (readDOC): Options can be passed over to antiword.
394    
395            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
396            pdftotext.
397    
398    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
399    
400            * R/source.R (DirSource): Add pattern and ignore.case arguments
401            which are internally passed over to list.files().
402    
403    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
404    
405            * inst/doc/tm.Rnw: Suppress pointless loading message.
406    
407    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
408    
409            * DESCRIPTION: Speed up package loading (via moving packages not
410            strictly necessary for normal operation to Suggests instead of
411            Depends).
412    
413    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
414    
415            * R/reader.R (readNewsgroup): The date format is now configurable.
416    
417    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
418    
419            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
420    
421    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
422    
423            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
424    
425    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
426    
427            * R/source.R (DataframeSource): New source class for data frames.
428    
429            * R/source.R: Fixed non-standard call evaluation.
430    
431    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
432    
433            * R/source.R (URISource): New source class for a single document.
434    
435    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
436    
437            * R/source.R: Refactoring.
438    
439    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
440    
441            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
442            Rmpi installations more gracefully.
443    
444  2008-11-08  Ingo Feinerer  <feinerer@logic.at>  2008-11-08  Ingo Feinerer  <feinerer@logic.at>
445    
446          * R/source.R (Source): Add Length slot.          * R/source.R (Source): Add Length slot.

Legend:
Removed from v.869  
changed lines
  Added in v.1193

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