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trunk/tm/ChangeLog revision 869, Sat Nov 8 09:16:37 2008 UTC pkg/ChangeLog revision 1041, Thu Feb 18 06:15:15 2010 UTC
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1    2010-02-18  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/complete.R (stemCompletion): New completion heuristics.
4    
5    2010-02-17  Ingo Feinerer  <feinerer@logic.at>
6    
7            * R/plot.R (plot.TermDocumentMatrix): Memory improvements.
8    
9    2010-02-06  Ingo Feinerer  <feinerer@logic.at>
10    
11            * DESCRIPTION (Depends): Depend on R (>= 2.10.0) to ensure that
12            setOldClass(c(..., "list")) works.
13    
14    2010-01-22  Ingo Feinerer  <feinerer@logic.at>
15    
16            * R/transform.R (stemDocument.character): In case input is a
17            simple character just delegate to the default Snowball stemmer.
18    
19    2010-01-15  Ingo Feinerer  <feinerer@logic.at>
20    
21            * R/reader.R (readReut21578XML, readRCV1): Extract more meta
22            data.
23    
24    2010-01-12  Ingo Feinerer  <feinerer@logic.at>
25    
26            * R/doc.R (`Content<-`): Be careful with names attribute.
27    
28    2010-01-07  Stefan Theussl  <stefan.theussl@wu.ac.at>
29    
30            * R/source.R (DirSource): Improved implementation especially when
31            handling many (>1M) files.
32    
33    2009-12-22  Ingo Feinerer  <feinerer@logic.at>
34    
35            * R/source.R (getElem.URISource): Use encoding argument.
36    
37    2009-12-11  Ingo Feinerer  <feinerer@logic.at>
38    
39            * R/doc.R (setOldClass): Register S3 document classes to be
40            recognized by S4 methods.
41    
42    2009-11-25  Ingo Feinerer  <feinerer@logic.at>
43    
44            * R/matrix.R (termFreq): Add option to remove punctuation
45            characters.
46    
47    2009-11-19  Ingo Feinerer  <feinerer@logic.at>
48    
49            * R/matrix.R (c.TermDocumentMatrix): Added combine method for
50            merging multiple term-document matrices.
51    
52    2009-11-17  Ingo Feinerer  <feinerer@logic.at>
53    
54            * R/corpus.R (setOldClass): Register S3 corpus classes to be
55            recognized by S4 methods.
56    
57            * man/plot.Rd: Use \dontrun{} in \examples{} section in the hope
58            that CRAN Mac OS X builds do not fail any longer.
59    
60    2009-11-15  Ingo Feinerer  <feinerer@logic.at>
61    
62            * R/matrix.R (tokenize): Use scan(..., what = "character") instead
63            of RWeka:AlphabeticTokenizer() as default.
64    
65    2009-11-14  Ingo Feinerer  <feinerer@logic.at>
66    
67            * R/transform.R (removeWords.PlainTextDocument): Fix bug which
68            caused words at the beginning or the end of a line not to be removed. Do
69            not delete whitespace anymore.
70    
71    2009-11-12  Ingo Feinerer  <feinerer@logic.at>
72    
73            * R/source.R (DirSource): Default to working directory if no path
74            is specified.
75    
76    2009-11-11  Ingo Feinerer  <feinerer@logic.at>
77    
78            * R/source.R (DirSource): Stop on empty directories.
79    
80    2009-11-07  Ingo Feinerer  <feinerer@logic.at>
81    
82            * R/matrix.R (TermDocumentMatrix): Avoid prefixes originating from
83            named documents.
84    
85    2009-10-21  Ingo Feinerer  <feinerer@logic.at>
86    
87            * R/transform.R (removeWords): Improve regular expressions.
88    
89    2009-10-19  Ingo Feinerer  <feinerer@logic.at>
90    
91            * R/meta.R (DublinCore): Allow lower case tags.
92    
93    2009-10-09  Ingo Feinerer  <feinerer@logic.at>
94    
95            * R/source.R (GmaneSource, ReutersSource): Use xmlChildren(x)
96            instead of x$children.
97    
98    2009-09-15  Ingo Feinerer  <feinerer@logic.at>
99    
100            * R/preprocess.R (preprocessReut21578XML): Fix generated file names.
101    
102    2009-09-06  Ingo Feinerer  <feinerer@logic.at>
103    
104            * R/: Use S3 instead of S4 class system.
105    
106    2009-08-11  Ingo Feinerer  <feinerer@logic.at>
107    
108            * R/reader.R (readMail): Moved to tm.plugin.mail package.
109    
110    2009-07-04  Ingo Feinerer  <feinerer@logic.at>
111    
112            * R/reader.R (readNewsgroup): Rename to readMail as newsgroup
113            postings are basically e-mails with some extra headers.
114    
115    2009-07-03  Ingo Feinerer  <feinerer@logic.at>
116    
117            * R/transform.R: Move convertMboxEml, removeCitation,
118            removeMultipart, and removeSignature to the tm.plugin.mail package
119            since they are mainly utility functions (for handling e-mails) and
120            not very framework specific.
121    
122    2009-06-28  Ingo Feinerer  <feinerer@logic.at>
123    
124            * man/: Fix documentation.
125    
126    2009-06-26  Ingo Feinerer  <feinerer@logic.at>
127    
128            * R/reader.R (readReut21578XMLasPlain): New reader which returns a
129            plain text document instead of an XML document for texts of the
130            Reuters-21578 dataset.
131    
132            * R/sparse.R: Removed since the slam package is now available on
133            CRAN.
134    
135            * DESCRIPTION (Depends): Add slam package.
136    
137    2009-06-17  Ingo Feinerer  <feinerer@logic.at>
138    
139            * R/transform.R (stemDoc): Fix character(0) handling.
140    
141    2009-06-12  Ingo Feinerer  <feinerer@logic.at>
142    
143            * R/doc.R (show): Pretty print.
144    
145    2009-05-27  Ingo Feinerer  <feinerer@logic.at>
146    
147            * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
148            gracefully.
149    
150    2009-05-13  Ingo Feinerer  <feinerer@logic.at>
151    
152            * R/corpus.R: Make corpus virtual. Implement corpus with standard
153            and permanent storage semantics.
154    
155            * DESCRIPTION: New major release. A *lot* of improvements.
156    
157    2009-05-04   Ingo Feinerer <feinerer@logic.at>
158    
159            * NAMESPACE: Export some simple_triplet_matrix functions.
160    
161    2009-04-28   Ingo Feinerer <feinerer@logic.at>
162    
163            * R/weight.R: Adapt tf-idf to new matrix format.
164    
165    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
166    
167            * R/matrix.R: Create two distinct classes for term-document and
168            document-term matrices.
169    
170    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
171    
172            * R/termdocmatrix.R: No longer use Matrix package. This reduces
173            package start-up time significantly.
174    
175    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
176    
177            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
178    
179    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
180    
181            * R/transform.R (tmReduce): Combine multiple maps into one
182            transformation.
183    
184    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
185    
186            * R/weight.R: Remove weightLogical since it does not return a
187            dgCMatrix.
188    
189            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
190            or TermDocumentMatrix instead.
191    
192    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
193    
194            * inst/doc/extensions.Rnw: Finished vignette.
195    
196    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
197    
198            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
199            DocumentTermMatrix representations.
200    
201    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
202    
203            * R/reader.R (readXML): New reader for arbitrary XML files.
204    
205    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
206    
207            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
208            (XMLSource): New XMLSource class for arbitrary XML files.
209            (Source): New slot Vectorized.
210    
211    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
212    
213            * R/reader.R (readTabular): Experimental reader for tabular data
214            structures which can be customized via user-defined mappings.
215    
216            * R/reader.R: Always use UTC time zone.
217    
218            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
219    
220    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
221    
222            * R/reader.R (readDOC): Options can be passed over to antiword.
223    
224            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
225            pdftotext.
226    
227    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
228    
229            * R/source.R (DirSource): Add pattern and ignore.case arguments
230            which are internally passed over to list.files().
231    
232    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
233    
234            * inst/doc/tm.Rnw: Suppress pointless loading message.
235    
236    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
237    
238            * DESCRIPTION: Speed up package loading (via moving packages not
239            strictly necessary for normal operation to Suggests instead of
240            Depends).
241    
242    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
243    
244            * R/reader.R (readNewsgroup): The date format is now configurable.
245    
246    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
247    
248            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
249    
250    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
251    
252            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
253    
254    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
255    
256            * R/source.R (DataframeSource): New source class for data frames.
257    
258            * R/source.R: Fixed non-standard call evaluation.
259    
260    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
261    
262            * R/source.R (URISource): New source class for a single document.
263    
264    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
265    
266            * R/source.R: Refactoring.
267    
268    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
269    
270            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
271            Rmpi installations more gracefully.
272    
273  2008-11-08  Ingo Feinerer  <feinerer@logic.at>  2008-11-08  Ingo Feinerer  <feinerer@logic.at>
274    
275          * R/source.R (Source): Add Length slot.          * R/source.R (Source): Add Length slot.

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