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revision 760, Thu Jun 21 22:40:15 2007 UTC revision 882, Thu Jan 8 15:35:49 2009 UTC
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1    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/reader.R (readNewsgroup): The date format is now configurable.
4    
5    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
6    
7            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
8    
9    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
10    
11            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
12    
13    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
14    
15            * R/source.R (DataframeSource): New source class for data frames.
16    
17            * R/source.R: Fixed non-standard call evaluation.
18    
19    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
20    
21            * R/source.R (URISource): New source class for a single document.
22    
23    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
24    
25            * R/source.R: Refactoring.
26    
27    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
28    
29            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
30            Rmpi installations more gracefully.
31    
32    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
33    
34            * R/source.R (Source): Add Length slot.
35    
36    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
37    
38            * R/AAA.R: Unify duplicated .onLoad function.
39    
40    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
41    
42            * DESCRIPTION (Suggests): Added Rmpi.
43    
44    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
45    
46            * R/source.R (getElem): Fix 'no visible binding' warning.
47    
48            * man/WeightFunction.Rd: Fix signature.
49    
50    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
51    
52            * R/weight.R: Introduce name abbreviations for weighting functions.
53    
54    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
55    
56            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
57    
58            * R/cluster.R: Provide convenience functions for using a MPI
59            cluster.
60    
61            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
62            available.
63    
64            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
65            available.
66    
67    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
68    
69            * R/textdoccol.R (lapply): Removed debug print out.
70    
71    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
72    
73            * R/reader.R (readRCV1): Improved meta data extraction from
74            Reuters Corpus Volume 1 documents.
75    
76    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
77    
78            * R/transform.R: Ensure that all mappings preserve multiline
79            structures.
80    
81    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
82    
83            * R/filter.R: Every filter has now an attribute indicating whether
84            it sould be applied to document level (doclevel).
85    
86            * R/textdoccol.R (tmFilter): Set searchFullText as new default
87            filter.
88    
89    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
90    
91            * R/transform.R (replacePatterns): Replaced removeWords by
92            replacePatterns. Suggested by Christian Buchta.
93    
94            * R/textdoccol.R (inspect): Improved formatting.
95    
96    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
97    
98            * inst/CITATION: Updated JSS article information.
99    
100            * R/textdoccol.R (setAs): Added coerce method from list to
101            corpus.
102    
103            * R/meta.R (meta): Improved meta data handling.
104    
105    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
106    
107            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
108            Christian Buchta.
109    
110            * inst/CITATION: Added template to include JSS article reference.
111    
112    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
113    
114            * R/textdoccol.R (tmMap): Introduced lazy mapping.
115    
116            * R/source.R: Added VectorSource.
117    
118    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
119    
120            * man/: Language codes should be in ISO 639-1 format.
121    
122            * R/textdoccol.R (asPlain): Preserve local meta data.
123    
124    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
125    
126            * R/textdoccol.R (writeCorpus): Function for writing a corpus
127            containing plain text documents to disk.
128    
129    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
130    
131            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
132            always set correctly.
133    
134            * R/textdoccol.R: Set load = TRUE as default for load on demand
135            since in most cases this is the wanted behaviour.
136    
137    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
138    
139            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
140    
141            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
142    
143    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
144    
145            * R/meta.R (meta): New function for consistent access to meta data
146            of document collections, repositories, and texts.
147    
148    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
149    
150            * R/: Better support for encodings.
151    
152    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
153    
154            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
155            selection when no reader argument is given.
156    
157    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
158    
159            * R/source.R (CSVSource): Now uses read.csv instead of scan
160            internally.
161    
162    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
163    
164            * R/reader.R (getReaders): Returns available reader functions.
165    
166            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
167            as default.
168    
169    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
170    
171            * R/stopwords.R (stopwords): Shortened code, removed codetools
172            variable warnings.
173    
174            * man/: Documentation for showMeta, added an example for tmMap.
175    
176            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
177            some minor typos fixed.
178    
179    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
180    
181            * R/aobjects.R (showMeta): Added method for pretty printing a
182            text document's meta data.
183    
184    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
185    
186            * R/textdoccol.R (TextDocCol): Better handling of empty
187            arguments.
188    
189            * NAMESPACE: Exported readDOC.
190    
191            * man/completeStems.Rd: Added an example.
192    
193    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
194    
195            * R/stopwords.R (stopwords): Look up .dat files at every
196            call. Allows users to modify stopword .dat files interactively.
197    
198    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
199    
200            * R/termdocmatrix.R (termFreq): Correct processing of empty
201            documents.
202    
203    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
204    
205            * man/: Updated documentation.
206    
207    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
208    
209            * R/complete.R (completeStems): Completes (heuristically) word
210            stems.
211    
212            * R/termdocmatrix.R (TermDocMatrix2): New modular
213            constructor.
214    
215            * NAMESPACE: Exported termFreq.
216    
217    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
218    
219            * R/reader.R (readDOC): Added MS Word reader (using antiword).
220    
221    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
222    
223            * R/weight.R: Weighting functions for TermDocMatrix.
224    
225    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
226    
227            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
228            functions for accessing dimension, column, and row names.
229    
230            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
231    
232    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
233    
234            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
235    
236    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
237    
238            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
239    
240    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
241    
242            * R/reader.R (readPDF): Removed manual checks for pdftotext and
243            pdfinfo. The system call gives a warning anyway.
244    
245    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
246    
247            * R/textdoccol.R (asPlain): Conversion from
248            StructuredTextDocuments to PlainTextDocuments.
249    
250    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
251    
252            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
253            for accessing term-document matrices.
254    
255            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
256            are installed.
257    
258    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
259    
260            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
261            Christian Buchta.
262    
263    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
264    
265            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
266    
267    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
268    
269            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
270    
271            * R/reader.R (readPDF): Added PDF reader.
272    
273    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
274    
275            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
276    
277            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
278    
279            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
280    
281            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
282    
283    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
284    
285            * R/distmeasure.R (dissimilarity): Replaced dists call from
286            package cba by new dist call from package proxy.
287    
288    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
289    
290            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
291    
292  2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
293    
294          * R/termdocmatrix.R: require() uses the quietly option to suppress          * R/termdocmatrix.R: require() uses the quietly option to suppress

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