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trunk/tm/ChangeLog revision 855, Sun May 25 15:35:00 2008 UTC pkg/ChangeLog revision 1051, Wed Mar 3 17:50:10 2010 UTC
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1    2010-03-03  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/weight.R (weightTfIdf): Added normalization option.
4    
5            * man/tm_tag_score.Rd: Add General Inquirer example for sentiment
6            analysis.
7    
8    2010-02-25  Ingo Feinerer  <feinerer@logic.at>
9    
10            * R/score.R (tm_tag_score): Compute a score from the number of
11            tags matching in a document.
12    
13    2010-02-18  Ingo Feinerer  <feinerer@logic.at>
14    
15            * R/complete.R (stemCompletion): New completion heuristics.
16    
17    2010-02-17  Ingo Feinerer  <feinerer@logic.at>
18    
19            * R/plot.R (plot.TermDocumentMatrix): Memory improvements.
20    
21    2010-02-06  Ingo Feinerer  <feinerer@logic.at>
22    
23            * DESCRIPTION (Depends): Depend on R (>= 2.10.0) to ensure that
24            setOldClass(c(..., "list")) works.
25    
26    2010-01-22  Ingo Feinerer  <feinerer@logic.at>
27    
28            * R/transform.R (stemDocument.character): In case input is a
29            simple character just delegate to the default Snowball stemmer.
30    
31    2010-01-15  Ingo Feinerer  <feinerer@logic.at>
32    
33            * R/reader.R (readReut21578XML, readRCV1): Extract more meta
34            data.
35    
36    2010-01-12  Ingo Feinerer  <feinerer@logic.at>
37    
38            * R/doc.R (`Content<-`): Be careful with names attribute.
39    
40    2010-01-07  Stefan Theussl  <stefan.theussl@wu.ac.at>
41    
42            * R/source.R (DirSource): Improved implementation especially when
43            handling many (> 1M) files.
44    
45    2009-12-22  Ingo Feinerer  <feinerer@logic.at>
46    
47            * R/source.R (getElem.URISource): Use encoding argument.
48    
49    2009-12-11  Ingo Feinerer  <feinerer@logic.at>
50    
51            * R/doc.R (setOldClass): Register S3 document classes to be
52            recognized by S4 methods.
53    
54    2009-11-25  Ingo Feinerer  <feinerer@logic.at>
55    
56            * R/matrix.R (termFreq): Add option to remove punctuation
57            characters.
58    
59    2009-11-19  Ingo Feinerer  <feinerer@logic.at>
60    
61            * R/matrix.R (c.TermDocumentMatrix): Added combine method for
62            merging multiple term-document matrices.
63    
64    2009-11-17  Ingo Feinerer  <feinerer@logic.at>
65    
66            * R/corpus.R (setOldClass): Register S3 corpus classes to be
67            recognized by S4 methods.
68    
69            * man/plot.Rd: Use \dontrun{} in \examples{} section in the hope
70            that CRAN Mac OS X builds do not fail any longer.
71    
72    2009-11-15  Ingo Feinerer  <feinerer@logic.at>
73    
74            * R/matrix.R (tokenize): Use scan(..., what = "character") instead
75            of RWeka:AlphabeticTokenizer() as default.
76    
77    2009-11-14  Ingo Feinerer  <feinerer@logic.at>
78    
79            * R/transform.R (removeWords.PlainTextDocument): Fix bug which
80            caused words at the beginning or the end of a line not to be removed. Do
81            not delete whitespace anymore.
82    
83    2009-11-12  Ingo Feinerer  <feinerer@logic.at>
84    
85            * R/source.R (DirSource): Default to working directory if no path
86            is specified.
87    
88    2009-11-11  Ingo Feinerer  <feinerer@logic.at>
89    
90            * R/source.R (DirSource): Stop on empty directories.
91    
92    2009-11-07  Ingo Feinerer  <feinerer@logic.at>
93    
94            * R/matrix.R (TermDocumentMatrix): Avoid prefixes originating from
95            named documents.
96    
97    2009-10-21  Ingo Feinerer  <feinerer@logic.at>
98    
99            * R/transform.R (removeWords): Improve regular expressions.
100    
101    2009-10-19  Ingo Feinerer  <feinerer@logic.at>
102    
103            * R/meta.R (DublinCore): Allow lower case tags.
104    
105    2009-10-09  Ingo Feinerer  <feinerer@logic.at>
106    
107            * R/source.R (GmaneSource, ReutersSource): Use xmlChildren(x)
108            instead of x$children.
109    
110    2009-09-15  Ingo Feinerer  <feinerer@logic.at>
111    
112            * R/preprocess.R (preprocessReut21578XML): Fix generated file names.
113    
114    2009-09-06  Ingo Feinerer  <feinerer@logic.at>
115    
116            * R/: Use S3 instead of S4 class system.
117    
118    2009-08-11  Ingo Feinerer  <feinerer@logic.at>
119    
120            * R/reader.R (readMail): Moved to tm.plugin.mail package.
121    
122    2009-07-04  Ingo Feinerer  <feinerer@logic.at>
123    
124            * R/reader.R (readNewsgroup): Rename to readMail as newsgroup
125            postings are basically e-mails with some extra headers.
126    
127    2009-07-03  Ingo Feinerer  <feinerer@logic.at>
128    
129            * R/transform.R: Move convertMboxEml, removeCitation,
130            removeMultipart, and removeSignature to the tm.plugin.mail package
131            since they are mainly utility functions (for handling e-mails) and
132            not very framework specific.
133    
134    2009-06-28  Ingo Feinerer  <feinerer@logic.at>
135    
136            * man/: Fix documentation.
137    
138    2009-06-26  Ingo Feinerer  <feinerer@logic.at>
139    
140            * R/reader.R (readReut21578XMLasPlain): New reader which returns a
141            plain text document instead of an XML document for texts of the
142            Reuters-21578 dataset.
143    
144            * R/sparse.R: Removed since the slam package is now available on
145            CRAN.
146    
147            * DESCRIPTION (Depends): Add slam package.
148    
149    2009-06-17  Ingo Feinerer  <feinerer@logic.at>
150    
151            * R/transform.R (stemDoc): Fix character(0) handling.
152    
153    2009-06-12  Ingo Feinerer  <feinerer@logic.at>
154    
155            * R/doc.R (show): Pretty print.
156    
157    2009-05-27  Ingo Feinerer  <feinerer@logic.at>
158    
159            * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
160            gracefully.
161    
162    2009-05-13  Ingo Feinerer  <feinerer@logic.at>
163    
164            * R/corpus.R: Make corpus virtual. Implement corpus with standard
165            and permanent storage semantics.
166    
167            * DESCRIPTION: New major release. A *lot* of improvements.
168    
169    2009-05-04   Ingo Feinerer <feinerer@logic.at>
170    
171            * NAMESPACE: Export some simple_triplet_matrix functions.
172    
173    2009-04-28   Ingo Feinerer <feinerer@logic.at>
174    
175            * R/weight.R: Adapt tf-idf to new matrix format.
176    
177    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
178    
179            * R/matrix.R: Create two distinct classes for term-document and
180            document-term matrices.
181    
182    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
183    
184            * R/termdocmatrix.R: No longer use Matrix package. This reduces
185            package start-up time significantly.
186    
187    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
188    
189            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
190    
191    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
192    
193            * R/transform.R (tmReduce): Combine multiple maps into one
194            transformation.
195    
196    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
197    
198            * R/weight.R: Remove weightLogical since it does not return a
199            dgCMatrix.
200    
201            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
202            or TermDocumentMatrix instead.
203    
204    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
205    
206            * inst/doc/extensions.Rnw: Finished vignette.
207    
208    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
209    
210            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
211            DocumentTermMatrix representations.
212    
213    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
214    
215            * R/reader.R (readXML): New reader for arbitrary XML files.
216    
217    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
218    
219            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
220            (XMLSource): New XMLSource class for arbitrary XML files.
221            (Source): New slot Vectorized.
222    
223    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
224    
225            * R/reader.R (readTabular): Experimental reader for tabular data
226            structures which can be customized via user-defined mappings.
227    
228            * R/reader.R: Always use UTC time zone.
229    
230            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
231    
232    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
233    
234            * R/reader.R (readDOC): Options can be passed over to antiword.
235    
236            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
237            pdftotext.
238    
239    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
240    
241            * R/source.R (DirSource): Add pattern and ignore.case arguments
242            which are internally passed over to list.files().
243    
244    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
245    
246            * inst/doc/tm.Rnw: Suppress pointless loading message.
247    
248    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
249    
250            * DESCRIPTION: Speed up package loading (via moving packages not
251            strictly necessary for normal operation to Suggests instead of
252            Depends).
253    
254    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
255    
256            * R/reader.R (readNewsgroup): The date format is now configurable.
257    
258    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
259    
260            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
261    
262    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
263    
264            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
265    
266    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
267    
268            * R/source.R (DataframeSource): New source class for data frames.
269    
270            * R/source.R: Fixed non-standard call evaluation.
271    
272    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
273    
274            * R/source.R (URISource): New source class for a single document.
275    
276    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
277    
278            * R/source.R: Refactoring.
279    
280    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
281    
282            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
283            Rmpi installations more gracefully.
284    
285    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
286    
287            * R/source.R (Source): Add Length slot.
288    
289    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
290    
291            * R/AAA.R: Unify duplicated .onLoad function.
292    
293    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
294    
295            * DESCRIPTION (Suggests): Added Rmpi.
296    
297    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
298    
299            * R/source.R (getElem): Fix 'no visible binding' warning.
300    
301            * man/WeightFunction.Rd: Fix signature.
302    
303    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
304    
305            * R/weight.R: Introduce name abbreviations for weighting functions.
306    
307    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
308    
309            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
310    
311            * R/cluster.R: Provide convenience functions for using a MPI
312            cluster.
313    
314            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
315            available.
316    
317            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
318            available.
319    
320    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
321    
322            * R/textdoccol.R (lapply): Removed debug print out.
323    
324    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
325    
326            * R/reader.R (readRCV1): Improved meta data extraction from
327            Reuters Corpus Volume 1 documents.
328    
329  2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
330    
331          * R/transform.R: Ensure that all mappings preserve multiline          * R/transform.R: Ensure that all mappings preserve multiline

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