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trunk/tm/ChangeLog revision 760, Thu Jun 21 22:40:15 2007 UTC pkg/ChangeLog revision 942, Tue Apr 28 11:02:24 2009 UTC
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1    2009-04-28   Ingo Feinerer <feinerer@logic.at>
2    
3            * R/weight.R: Adapt tf-idf to new matrix format.
4    
5    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
6    
7            * R/matrix.R: Create two distinct classes for term-document and
8            document-term matrices.
9    
10    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
11    
12            * R/termdocmatrix.R: No longer use Matrix package. This reduces
13            package start-up time significantly.
14    
15    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
16    
17            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
18    
19    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
20    
21            * R/transform.R (tmReduce): Combine multiple maps into one
22            transformation.
23    
24    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
25    
26            * R/weight.R: Remove weightLogical since it does not return a
27            dgCMatrix.
28    
29            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
30            or TermDocumentMatrix instead.
31    
32    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
33    
34            * inst/doc/extensions.Rnw: Finished vignette.
35    
36    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
37    
38            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
39            DocumentTermMatrix representations.
40    
41    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
42    
43            * R/reader.R (readXML): New reader for arbitrary XML files.
44    
45    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
46    
47            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
48            (XMLSource): New XMLSource class for arbitrary XML files.
49            (Source): New slot Vectorized.
50    
51    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
52    
53            * R/reader.R (readTabular): Experimental reader for tabular data
54            structures which can be customized via user-defined mappings.
55    
56            * R/reader.R: Always use UTC time zone.
57    
58            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
59    
60    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
61    
62            * R/reader.R (readDOC): Options can be passed over to antiword.
63    
64            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
65            pdftotext.
66    
67    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
68    
69            * R/source.R (DirSource): Add pattern and ignore.case arguments
70            which are internally passed over to list.files().
71    
72    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
73    
74            * inst/doc/tm.Rnw: Suppress pointless loading message.
75    
76    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
77    
78            * DESCRIPTION: Speed up package loading (via moving packages not
79            strictly necessary for normal operation to Suggests instead of
80            Depends).
81    
82    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
83    
84            * R/reader.R (readNewsgroup): The date format is now configurable.
85    
86    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
87    
88            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
89    
90    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
91    
92            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
93    
94    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
95    
96            * R/source.R (DataframeSource): New source class for data frames.
97    
98            * R/source.R: Fixed non-standard call evaluation.
99    
100    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
101    
102            * R/source.R (URISource): New source class for a single document.
103    
104    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
105    
106            * R/source.R: Refactoring.
107    
108    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
109    
110            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
111            Rmpi installations more gracefully.
112    
113    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
114    
115            * R/source.R (Source): Add Length slot.
116    
117    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
118    
119            * R/AAA.R: Unify duplicated .onLoad function.
120    
121    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
122    
123            * DESCRIPTION (Suggests): Added Rmpi.
124    
125    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
126    
127            * R/source.R (getElem): Fix 'no visible binding' warning.
128    
129            * man/WeightFunction.Rd: Fix signature.
130    
131    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
132    
133            * R/weight.R: Introduce name abbreviations for weighting functions.
134    
135    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
136    
137            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
138    
139            * R/cluster.R: Provide convenience functions for using a MPI
140            cluster.
141    
142            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
143            available.
144    
145            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
146            available.
147    
148    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
149    
150            * R/textdoccol.R (lapply): Removed debug print out.
151    
152    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
153    
154            * R/reader.R (readRCV1): Improved meta data extraction from
155            Reuters Corpus Volume 1 documents.
156    
157    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
158    
159            * R/transform.R: Ensure that all mappings preserve multiline
160            structures.
161    
162    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
163    
164            * R/filter.R: Every filter has now an attribute indicating whether
165            it sould be applied to document level (doclevel).
166    
167            * R/textdoccol.R (tmFilter): Set searchFullText as new default
168            filter.
169    
170    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
171    
172            * R/transform.R (replacePatterns): Replaced removeWords by
173            replacePatterns. Suggested by Christian Buchta.
174    
175            * R/textdoccol.R (inspect): Improved formatting.
176    
177    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
178    
179            * inst/CITATION: Updated JSS article information.
180    
181            * R/textdoccol.R (setAs): Added coerce method from list to
182            corpus.
183    
184            * R/meta.R (meta): Improved meta data handling.
185    
186    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
187    
188            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
189            Christian Buchta.
190    
191            * inst/CITATION: Added template to include JSS article reference.
192    
193    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
194    
195            * R/textdoccol.R (tmMap): Introduced lazy mapping.
196    
197            * R/source.R: Added VectorSource.
198    
199    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
200    
201            * man/: Language codes should be in ISO 639-1 format.
202    
203            * R/textdoccol.R (asPlain): Preserve local meta data.
204    
205    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
206    
207            * R/textdoccol.R (writeCorpus): Function for writing a corpus
208            containing plain text documents to disk.
209    
210    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
211    
212            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
213            always set correctly.
214    
215            * R/textdoccol.R: Set load = TRUE as default for load on demand
216            since in most cases this is the wanted behaviour.
217    
218    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
219    
220            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
221    
222            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
223    
224    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
225    
226            * R/meta.R (meta): New function for consistent access to meta data
227            of document collections, repositories, and texts.
228    
229    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
230    
231            * R/: Better support for encodings.
232    
233    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
234    
235            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
236            selection when no reader argument is given.
237    
238    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
239    
240            * R/source.R (CSVSource): Now uses read.csv instead of scan
241            internally.
242    
243    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
244    
245            * R/reader.R (getReaders): Returns available reader functions.
246    
247            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
248            as default.
249    
250    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
251    
252            * R/stopwords.R (stopwords): Shortened code, removed codetools
253            variable warnings.
254    
255            * man/: Documentation for showMeta, added an example for tmMap.
256    
257            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
258            some minor typos fixed.
259    
260    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
261    
262            * R/aobjects.R (showMeta): Added method for pretty printing a
263            text document's meta data.
264    
265    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
266    
267            * R/textdoccol.R (TextDocCol): Better handling of empty
268            arguments.
269    
270            * NAMESPACE: Exported readDOC.
271    
272            * man/completeStems.Rd: Added an example.
273    
274    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
275    
276            * R/stopwords.R (stopwords): Look up .dat files at every
277            call. Allows users to modify stopword .dat files interactively.
278    
279    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
280    
281            * R/termdocmatrix.R (termFreq): Correct processing of empty
282            documents.
283    
284    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
285    
286            * man/: Updated documentation.
287    
288    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
289    
290            * R/complete.R (completeStems): Completes (heuristically) word
291            stems.
292    
293            * R/termdocmatrix.R (TermDocMatrix2): New modular
294            constructor.
295    
296            * NAMESPACE: Exported termFreq.
297    
298    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
299    
300            * R/reader.R (readDOC): Added MS Word reader (using antiword).
301    
302    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
303    
304            * R/weight.R: Weighting functions for TermDocMatrix.
305    
306    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
307    
308            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
309            functions for accessing dimension, column, and row names.
310    
311            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
312    
313    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
314    
315            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
316    
317    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
318    
319            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
320    
321    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
322    
323            * R/reader.R (readPDF): Removed manual checks for pdftotext and
324            pdfinfo. The system call gives a warning anyway.
325    
326    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
327    
328            * R/textdoccol.R (asPlain): Conversion from
329            StructuredTextDocuments to PlainTextDocuments.
330    
331    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
332    
333            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
334            for accessing term-document matrices.
335    
336            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
337            are installed.
338    
339    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
340    
341            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
342            Christian Buchta.
343    
344    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
345    
346            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
347    
348    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
349    
350            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
351    
352            * R/reader.R (readPDF): Added PDF reader.
353    
354    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
355    
356            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
357    
358            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
359    
360            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
361    
362            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
363    
364    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
365    
366            * R/distmeasure.R (dissimilarity): Replaced dists call from
367            package cba by new dist call from package proxy.
368    
369    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
370    
371            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
372    
373  2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
374    
375          * R/termdocmatrix.R: require() uses the quietly option to suppress          * R/termdocmatrix.R: require() uses the quietly option to suppress

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