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trunk/tm/ChangeLog revision 816, Thu Jan 24 14:36:41 2008 UTC pkg/ChangeLog revision 1019, Mon Nov 16 08:20:55 2009 UTC
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1    2009-11-15  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/matrix.R (tokenize): Use scan(..., what = "character") instead
4            of RWeka:AlphabeticTokenizer() as default.
5    
6    2009-11-14  Ingo Feinerer  <feinerer@logic.at>
7    
8            * R/transform.R (removeWords.PlainTextDocument): Fix bug which
9            caused words at the beginning or the end of a line not to be removed. Do
10            not delete whitespace anymore.
11    
12    2009-11-12  Ingo Feinerer  <feinerer@logic.at>
13    
14            * R/source.R (DirSource): Default to working directory if no path
15            is specified.
16    
17    2009-11-11  Ingo Feinerer  <feinerer@logic.at>
18    
19            * R/source.R (DirSource): Stop on empty directories.
20    
21    2009-11-07  Ingo Feinerer  <feinerer@logic.at>
22    
23            * R/matrix.R (TermDocumentMatrix): Avoid prefixes originating from
24            named documents.
25    
26    2009-10-21  Ingo Feinerer  <feinerer@logic.at>
27    
28            * R/transform.R (removeWords): Improve regular expressions.
29    
30    2009-10-19  Ingo Feinerer  <feinerer@logic.at>
31    
32            * R/meta.R (DublinCore): Allow lower case tags.
33    
34    2009-10-09  Ingo Feinerer  <feinerer@logic.at>
35    
36            * R/source.R (GmaneSource, ReutersSource): Use xmlChildren(x)
37            instead of x$children.
38    
39    2009-09-15  Ingo Feinerer  <feinerer@logic.at>
40    
41            * R/preprocess.R (preprocessReut21578XML): Fix generated file names.
42    
43    2009-09-06  Ingo Feinerer  <feinerer@logic.at>
44    
45            * R/: Use S3 instead of S4 class system.
46    
47    2009-08-11  Ingo Feinerer  <feinerer@logic.at>
48    
49            * R/reader.R (readMail): Moved to tm.plugin.mail package.
50    
51    2009-07-04  Ingo Feinerer  <feinerer@logic.at>
52    
53            * R/reader.R (readNewsgroup): Rename to readMail as newsgroup
54            postings are basically e-mails with some extra headers.
55    
56    2009-07-03  Ingo Feinerer  <feinerer@logic.at>
57    
58            * R/transform.R: Move convertMboxEml, removeCitation,
59            removeMultipart, and removeSignature to the tm.plugin.mail package
60            since they are mainly utility functions (for handling e-mails) and
61            not very framework specific.
62    
63    2009-06-28  Ingo Feinerer  <feinerer@logic.at>
64    
65            * man/: Fix documentation.
66    
67    2009-06-26  Ingo Feinerer  <feinerer@logic.at>
68    
69            * R/reader.R (readReut21578XMLasPlain): New reader which returns a
70            plain text document instead of an XML document for texts of the
71            Reuters-21578 dataset.
72    
73            * R/sparse.R: Removed since the slam package is now available on
74            CRAN.
75    
76            * DESCRIPTION (Depends): Add slam package.
77    
78    2009-06-17  Ingo Feinerer  <feinerer@logic.at>
79    
80            * R/transform.R (stemDoc): Fix character(0) handling.
81    
82    2009-06-12  Ingo Feinerer  <feinerer@logic.at>
83    
84            * R/doc.R (show): Pretty print.
85    
86    2009-05-27  Ingo Feinerer  <feinerer@logic.at>
87    
88            * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
89            gracefully.
90    
91    2009-05-13  Ingo Feinerer  <feinerer@logic.at>
92    
93            * R/corpus.R: Make corpus virtual. Implement corpus with standard
94            and permanent storage semantics.
95    
96            * DESCRIPTION: New major release. A *lot* of improvements.
97    
98    2009-05-04   Ingo Feinerer <feinerer@logic.at>
99    
100            * NAMESPACE: Export some simple_triplet_matrix functions.
101    
102    2009-04-28   Ingo Feinerer <feinerer@logic.at>
103    
104            * R/weight.R: Adapt tf-idf to new matrix format.
105    
106    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
107    
108            * R/matrix.R: Create two distinct classes for term-document and
109            document-term matrices.
110    
111    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
112    
113            * R/termdocmatrix.R: No longer use Matrix package. This reduces
114            package start-up time significantly.
115    
116    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
117    
118            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
119    
120    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
121    
122            * R/transform.R (tmReduce): Combine multiple maps into one
123            transformation.
124    
125    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
126    
127            * R/weight.R: Remove weightLogical since it does not return a
128            dgCMatrix.
129    
130            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
131            or TermDocumentMatrix instead.
132    
133    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
134    
135            * inst/doc/extensions.Rnw: Finished vignette.
136    
137    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
138    
139            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
140            DocumentTermMatrix representations.
141    
142    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
143    
144            * R/reader.R (readXML): New reader for arbitrary XML files.
145    
146    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
147    
148            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
149            (XMLSource): New XMLSource class for arbitrary XML files.
150            (Source): New slot Vectorized.
151    
152    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
153    
154            * R/reader.R (readTabular): Experimental reader for tabular data
155            structures which can be customized via user-defined mappings.
156    
157            * R/reader.R: Always use UTC time zone.
158    
159            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
160    
161    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
162    
163            * R/reader.R (readDOC): Options can be passed over to antiword.
164    
165            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
166            pdftotext.
167    
168    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
169    
170            * R/source.R (DirSource): Add pattern and ignore.case arguments
171            which are internally passed over to list.files().
172    
173    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
174    
175            * inst/doc/tm.Rnw: Suppress pointless loading message.
176    
177    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
178    
179            * DESCRIPTION: Speed up package loading (via moving packages not
180            strictly necessary for normal operation to Suggests instead of
181            Depends).
182    
183    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
184    
185            * R/reader.R (readNewsgroup): The date format is now configurable.
186    
187    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
188    
189            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
190    
191    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
192    
193            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
194    
195    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
196    
197            * R/source.R (DataframeSource): New source class for data frames.
198    
199            * R/source.R: Fixed non-standard call evaluation.
200    
201    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
202    
203            * R/source.R (URISource): New source class for a single document.
204    
205    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
206    
207            * R/source.R: Refactoring.
208    
209    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
210    
211            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
212            Rmpi installations more gracefully.
213    
214    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
215    
216            * R/source.R (Source): Add Length slot.
217    
218    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
219    
220            * R/AAA.R: Unify duplicated .onLoad function.
221    
222    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
223    
224            * DESCRIPTION (Suggests): Added Rmpi.
225    
226    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
227    
228            * R/source.R (getElem): Fix 'no visible binding' warning.
229    
230            * man/WeightFunction.Rd: Fix signature.
231    
232    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
233    
234            * R/weight.R: Introduce name abbreviations for weighting functions.
235    
236    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
237    
238            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
239    
240            * R/cluster.R: Provide convenience functions for using a MPI
241            cluster.
242    
243            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
244            available.
245    
246            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
247            available.
248    
249    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
250    
251            * R/textdoccol.R (lapply): Removed debug print out.
252    
253    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
254    
255            * R/reader.R (readRCV1): Improved meta data extraction from
256            Reuters Corpus Volume 1 documents.
257    
258    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
259    
260            * R/transform.R: Ensure that all mappings preserve multiline
261            structures.
262    
263    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
264    
265            * R/filter.R: Every filter has now an attribute indicating whether
266            it sould be applied to document level (doclevel).
267    
268            * R/textdoccol.R (tmFilter): Set searchFullText as new default
269            filter.
270    
271    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
272    
273            * R/transform.R (replacePatterns): Replaced removeWords by
274            replacePatterns. Suggested by Christian Buchta.
275    
276            * R/textdoccol.R (inspect): Improved formatting.
277    
278    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
279    
280            * inst/CITATION: Updated JSS article information.
281    
282            * R/textdoccol.R (setAs): Added coerce method from list to
283            corpus.
284    
285            * R/meta.R (meta): Improved meta data handling.
286    
287    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
288    
289            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
290            Christian Buchta.
291    
292            * inst/CITATION: Added template to include JSS article reference.
293    
294    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
295    
296            * R/textdoccol.R (tmMap): Introduced lazy mapping.
297    
298            * R/source.R: Added VectorSource.
299    
300    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
301    
302            * man/: Language codes should be in ISO 639-1 format.
303    
304            * R/textdoccol.R (asPlain): Preserve local meta data.
305    
306    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
307    
308            * R/textdoccol.R (writeCorpus): Function for writing a corpus
309            containing plain text documents to disk.
310    
311    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
312    
313            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
314            always set correctly.
315    
316            * R/textdoccol.R: Set load = TRUE as default for load on demand
317            since in most cases this is the wanted behaviour.
318    
319  2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
320    
321          * R/: Renamed TextDocCol to Corpus, and Corpus to Content.          * R/: Renamed TextDocCol to Corpus, and Corpus to Content.

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