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trunk/tm/ChangeLog revision 816, Thu Jan 24 14:36:41 2008 UTC pkg/ChangeLog revision 959, Wed Jun 17 18:22:35 2009 UTC
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1    2009-06-17  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/transform.R (stemDoc): Fix character(0) handling.
4    
5    2009-06-12  Ingo Feinerer  <feinerer@logic.at>
6    
7            * R/doc.R (show): Pretty print.
8    
9    2009-05-27  Ingo Feinerer  <feinerer@logic.at>
10    
11            * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
12            gracefully.
13    
14    2009-05-13  Ingo Feinerer  <feinerer@logic.at>
15    
16            * R/corpus.R: Make corpus virtual. Implement corpus with standard
17            and permanent storage semantics.
18    
19            * DESCRIPTION: New major release. A *lot* of improvements.
20    
21    2009-05-04   Ingo Feinerer <feinerer@logic.at>
22    
23            * NAMESPACE: Export some simple_triplet_matrix functions.
24    
25    2009-04-28   Ingo Feinerer <feinerer@logic.at>
26    
27            * R/weight.R: Adapt tf-idf to new matrix format.
28    
29    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
30    
31            * R/matrix.R: Create two distinct classes for term-document and
32            document-term matrices.
33    
34    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
35    
36            * R/termdocmatrix.R: No longer use Matrix package. This reduces
37            package start-up time significantly.
38    
39    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
40    
41            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
42    
43    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
44    
45            * R/transform.R (tmReduce): Combine multiple maps into one
46            transformation.
47    
48    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
49    
50            * R/weight.R: Remove weightLogical since it does not return a
51            dgCMatrix.
52    
53            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
54            or TermDocumentMatrix instead.
55    
56    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
57    
58            * inst/doc/extensions.Rnw: Finished vignette.
59    
60    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
61    
62            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
63            DocumentTermMatrix representations.
64    
65    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
66    
67            * R/reader.R (readXML): New reader for arbitrary XML files.
68    
69    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
70    
71            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
72            (XMLSource): New XMLSource class for arbitrary XML files.
73            (Source): New slot Vectorized.
74    
75    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
76    
77            * R/reader.R (readTabular): Experimental reader for tabular data
78            structures which can be customized via user-defined mappings.
79    
80            * R/reader.R: Always use UTC time zone.
81    
82            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
83    
84    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
85    
86            * R/reader.R (readDOC): Options can be passed over to antiword.
87    
88            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
89            pdftotext.
90    
91    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
92    
93            * R/source.R (DirSource): Add pattern and ignore.case arguments
94            which are internally passed over to list.files().
95    
96    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
97    
98            * inst/doc/tm.Rnw: Suppress pointless loading message.
99    
100    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
101    
102            * DESCRIPTION: Speed up package loading (via moving packages not
103            strictly necessary for normal operation to Suggests instead of
104            Depends).
105    
106    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
107    
108            * R/reader.R (readNewsgroup): The date format is now configurable.
109    
110    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
111    
112            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
113    
114    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
115    
116            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
117    
118    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
119    
120            * R/source.R (DataframeSource): New source class for data frames.
121    
122            * R/source.R: Fixed non-standard call evaluation.
123    
124    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
125    
126            * R/source.R (URISource): New source class for a single document.
127    
128    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
129    
130            * R/source.R: Refactoring.
131    
132    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
133    
134            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
135            Rmpi installations more gracefully.
136    
137    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
138    
139            * R/source.R (Source): Add Length slot.
140    
141    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
142    
143            * R/AAA.R: Unify duplicated .onLoad function.
144    
145    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
146    
147            * DESCRIPTION (Suggests): Added Rmpi.
148    
149    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
150    
151            * R/source.R (getElem): Fix 'no visible binding' warning.
152    
153            * man/WeightFunction.Rd: Fix signature.
154    
155    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
156    
157            * R/weight.R: Introduce name abbreviations for weighting functions.
158    
159    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
160    
161            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
162    
163            * R/cluster.R: Provide convenience functions for using a MPI
164            cluster.
165    
166            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
167            available.
168    
169            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
170            available.
171    
172    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
173    
174            * R/textdoccol.R (lapply): Removed debug print out.
175    
176    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
177    
178            * R/reader.R (readRCV1): Improved meta data extraction from
179            Reuters Corpus Volume 1 documents.
180    
181    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
182    
183            * R/transform.R: Ensure that all mappings preserve multiline
184            structures.
185    
186    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
187    
188            * R/filter.R: Every filter has now an attribute indicating whether
189            it sould be applied to document level (doclevel).
190    
191            * R/textdoccol.R (tmFilter): Set searchFullText as new default
192            filter.
193    
194    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
195    
196            * R/transform.R (replacePatterns): Replaced removeWords by
197            replacePatterns. Suggested by Christian Buchta.
198    
199            * R/textdoccol.R (inspect): Improved formatting.
200    
201    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
202    
203            * inst/CITATION: Updated JSS article information.
204    
205            * R/textdoccol.R (setAs): Added coerce method from list to
206            corpus.
207    
208            * R/meta.R (meta): Improved meta data handling.
209    
210    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
211    
212            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
213            Christian Buchta.
214    
215            * inst/CITATION: Added template to include JSS article reference.
216    
217    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
218    
219            * R/textdoccol.R (tmMap): Introduced lazy mapping.
220    
221            * R/source.R: Added VectorSource.
222    
223    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
224    
225            * man/: Language codes should be in ISO 639-1 format.
226    
227            * R/textdoccol.R (asPlain): Preserve local meta data.
228    
229    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
230    
231            * R/textdoccol.R (writeCorpus): Function for writing a corpus
232            containing plain text documents to disk.
233    
234    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
235    
236            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
237            always set correctly.
238    
239            * R/textdoccol.R: Set load = TRUE as default for load on demand
240            since in most cases this is the wanted behaviour.
241    
242  2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
243    
244          * R/: Renamed TextDocCol to Corpus, and Corpus to Content.          * R/: Renamed TextDocCol to Corpus, and Corpus to Content.

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