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trunk/tm/ChangeLog revision 788, Sun Oct 14 12:16:26 2007 UTC pkg/ChangeLog revision 1039, Fri Jan 22 13:01:33 2010 UTC
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1    2010-01-22  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/transform.R (stemDocument.character): In case input is a
4            simple character just delegate to the default Snowball stemmer.
5    
6    2010-01-15  Ingo Feinerer  <feinerer@logic.at>
7    
8            * R/reader.R (readReut21578XML, readRCV1): Extract more meta
9            data.
10    
11    2010-01-12  Ingo Feinerer  <feinerer@logic.at>
12    
13            * R/doc.R (`Content<-`): Be careful with names attribute.
14    
15    2010-01-07  Stefan Theussl  <stefan.theussl@wu.ac.at>
16    
17            * R/source.R (DirSource): Improved implementation especially when
18            handling many (>1M) files.
19    
20    2009-12-22  Ingo Feinerer  <feinerer@logic.at>
21    
22            * R/source.R (getElem.URISource): Use encoding argument.
23    
24    2009-12-11  Ingo Feinerer  <feinerer@logic.at>
25    
26            * R/doc.R (setOldClass): Register S3 document classes to be
27            recognized by S4 methods.
28    
29    2009-11-25  Ingo Feinerer  <feinerer@logic.at>
30    
31            * R/matrix.R (termFreq): Add option to remove punctuation
32            characters.
33    
34    2009-11-19  Ingo Feinerer  <feinerer@logic.at>
35    
36            * R/matrix.R (c.TermDocumentMatrix): Added combine method for
37            merging multiple term-document matrices.
38    
39    2009-11-17  Ingo Feinerer  <feinerer@logic.at>
40    
41            * R/corpus.R (setOldClass): Register S3 corpus classes to be
42            recognized by S4 methods.
43    
44            * man/plot.Rd: Use \dontrun{} in \examples{} section in the hope
45            that CRAN Mac OS X builds do not fail any longer.
46    
47    2009-11-15  Ingo Feinerer  <feinerer@logic.at>
48    
49            * R/matrix.R (tokenize): Use scan(..., what = "character") instead
50            of RWeka:AlphabeticTokenizer() as default.
51    
52    2009-11-14  Ingo Feinerer  <feinerer@logic.at>
53    
54            * R/transform.R (removeWords.PlainTextDocument): Fix bug which
55            caused words at the beginning or the end of a line not to be removed. Do
56            not delete whitespace anymore.
57    
58    2009-11-12  Ingo Feinerer  <feinerer@logic.at>
59    
60            * R/source.R (DirSource): Default to working directory if no path
61            is specified.
62    
63    2009-11-11  Ingo Feinerer  <feinerer@logic.at>
64    
65            * R/source.R (DirSource): Stop on empty directories.
66    
67    2009-11-07  Ingo Feinerer  <feinerer@logic.at>
68    
69            * R/matrix.R (TermDocumentMatrix): Avoid prefixes originating from
70            named documents.
71    
72    2009-10-21  Ingo Feinerer  <feinerer@logic.at>
73    
74            * R/transform.R (removeWords): Improve regular expressions.
75    
76    2009-10-19  Ingo Feinerer  <feinerer@logic.at>
77    
78            * R/meta.R (DublinCore): Allow lower case tags.
79    
80    2009-10-09  Ingo Feinerer  <feinerer@logic.at>
81    
82            * R/source.R (GmaneSource, ReutersSource): Use xmlChildren(x)
83            instead of x$children.
84    
85    2009-09-15  Ingo Feinerer  <feinerer@logic.at>
86    
87            * R/preprocess.R (preprocessReut21578XML): Fix generated file names.
88    
89    2009-09-06  Ingo Feinerer  <feinerer@logic.at>
90    
91            * R/: Use S3 instead of S4 class system.
92    
93    2009-08-11  Ingo Feinerer  <feinerer@logic.at>
94    
95            * R/reader.R (readMail): Moved to tm.plugin.mail package.
96    
97    2009-07-04  Ingo Feinerer  <feinerer@logic.at>
98    
99            * R/reader.R (readNewsgroup): Rename to readMail as newsgroup
100            postings are basically e-mails with some extra headers.
101    
102    2009-07-03  Ingo Feinerer  <feinerer@logic.at>
103    
104            * R/transform.R: Move convertMboxEml, removeCitation,
105            removeMultipart, and removeSignature to the tm.plugin.mail package
106            since they are mainly utility functions (for handling e-mails) and
107            not very framework specific.
108    
109    2009-06-28  Ingo Feinerer  <feinerer@logic.at>
110    
111            * man/: Fix documentation.
112    
113    2009-06-26  Ingo Feinerer  <feinerer@logic.at>
114    
115            * R/reader.R (readReut21578XMLasPlain): New reader which returns a
116            plain text document instead of an XML document for texts of the
117            Reuters-21578 dataset.
118    
119            * R/sparse.R: Removed since the slam package is now available on
120            CRAN.
121    
122            * DESCRIPTION (Depends): Add slam package.
123    
124    2009-06-17  Ingo Feinerer  <feinerer@logic.at>
125    
126            * R/transform.R (stemDoc): Fix character(0) handling.
127    
128    2009-06-12  Ingo Feinerer  <feinerer@logic.at>
129    
130            * R/doc.R (show): Pretty print.
131    
132    2009-05-27  Ingo Feinerer  <feinerer@logic.at>
133    
134            * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
135            gracefully.
136    
137    2009-05-13  Ingo Feinerer  <feinerer@logic.at>
138    
139            * R/corpus.R: Make corpus virtual. Implement corpus with standard
140            and permanent storage semantics.
141    
142            * DESCRIPTION: New major release. A *lot* of improvements.
143    
144    2009-05-04   Ingo Feinerer <feinerer@logic.at>
145    
146            * NAMESPACE: Export some simple_triplet_matrix functions.
147    
148    2009-04-28   Ingo Feinerer <feinerer@logic.at>
149    
150            * R/weight.R: Adapt tf-idf to new matrix format.
151    
152    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
153    
154            * R/matrix.R: Create two distinct classes for term-document and
155            document-term matrices.
156    
157    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
158    
159            * R/termdocmatrix.R: No longer use Matrix package. This reduces
160            package start-up time significantly.
161    
162    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
163    
164            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
165    
166    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
167    
168            * R/transform.R (tmReduce): Combine multiple maps into one
169            transformation.
170    
171    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
172    
173            * R/weight.R: Remove weightLogical since it does not return a
174            dgCMatrix.
175    
176            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
177            or TermDocumentMatrix instead.
178    
179    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
180    
181            * inst/doc/extensions.Rnw: Finished vignette.
182    
183    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
184    
185            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
186            DocumentTermMatrix representations.
187    
188    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
189    
190            * R/reader.R (readXML): New reader for arbitrary XML files.
191    
192    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
193    
194            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
195            (XMLSource): New XMLSource class for arbitrary XML files.
196            (Source): New slot Vectorized.
197    
198    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
199    
200            * R/reader.R (readTabular): Experimental reader for tabular data
201            structures which can be customized via user-defined mappings.
202    
203            * R/reader.R: Always use UTC time zone.
204    
205            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
206    
207    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
208    
209            * R/reader.R (readDOC): Options can be passed over to antiword.
210    
211            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
212            pdftotext.
213    
214    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
215    
216            * R/source.R (DirSource): Add pattern and ignore.case arguments
217            which are internally passed over to list.files().
218    
219    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
220    
221            * inst/doc/tm.Rnw: Suppress pointless loading message.
222    
223    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
224    
225            * DESCRIPTION: Speed up package loading (via moving packages not
226            strictly necessary for normal operation to Suggests instead of
227            Depends).
228    
229    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
230    
231            * R/reader.R (readNewsgroup): The date format is now configurable.
232    
233    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
234    
235            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
236    
237    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
238    
239            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
240    
241    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
242    
243            * R/source.R (DataframeSource): New source class for data frames.
244    
245            * R/source.R: Fixed non-standard call evaluation.
246    
247    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
248    
249            * R/source.R (URISource): New source class for a single document.
250    
251    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
252    
253            * R/source.R: Refactoring.
254    
255    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
256    
257            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
258            Rmpi installations more gracefully.
259    
260    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
261    
262            * R/source.R (Source): Add Length slot.
263    
264    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
265    
266            * R/AAA.R: Unify duplicated .onLoad function.
267    
268    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
269    
270            * DESCRIPTION (Suggests): Added Rmpi.
271    
272    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
273    
274            * R/source.R (getElem): Fix 'no visible binding' warning.
275    
276            * man/WeightFunction.Rd: Fix signature.
277    
278    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
279    
280            * R/weight.R: Introduce name abbreviations for weighting functions.
281    
282    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
283    
284            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
285    
286            * R/cluster.R: Provide convenience functions for using a MPI
287            cluster.
288    
289            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
290            available.
291    
292            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
293            available.
294    
295    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
296    
297            * R/textdoccol.R (lapply): Removed debug print out.
298    
299    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
300    
301            * R/reader.R (readRCV1): Improved meta data extraction from
302            Reuters Corpus Volume 1 documents.
303    
304    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
305    
306            * R/transform.R: Ensure that all mappings preserve multiline
307            structures.
308    
309    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
310    
311            * R/filter.R: Every filter has now an attribute indicating whether
312            it sould be applied to document level (doclevel).
313    
314            * R/textdoccol.R (tmFilter): Set searchFullText as new default
315            filter.
316    
317    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
318    
319            * R/transform.R (replacePatterns): Replaced removeWords by
320            replacePatterns. Suggested by Christian Buchta.
321    
322            * R/textdoccol.R (inspect): Improved formatting.
323    
324    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
325    
326            * inst/CITATION: Updated JSS article information.
327    
328            * R/textdoccol.R (setAs): Added coerce method from list to
329            corpus.
330    
331            * R/meta.R (meta): Improved meta data handling.
332    
333    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
334    
335            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
336            Christian Buchta.
337    
338            * inst/CITATION: Added template to include JSS article reference.
339    
340    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
341    
342            * R/textdoccol.R (tmMap): Introduced lazy mapping.
343    
344            * R/source.R: Added VectorSource.
345    
346    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
347    
348            * man/: Language codes should be in ISO 639-1 format.
349    
350            * R/textdoccol.R (asPlain): Preserve local meta data.
351    
352    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
353    
354            * R/textdoccol.R (writeCorpus): Function for writing a corpus
355            containing plain text documents to disk.
356    
357    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
358    
359            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
360            always set correctly.
361    
362            * R/textdoccol.R: Set load = TRUE as default for load on demand
363            since in most cases this is the wanted behaviour.
364    
365    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
366    
367            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
368    
369            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
370    
371    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
372    
373            * R/meta.R (meta): New function for consistent access to meta data
374            of document collections, repositories, and texts.
375    
376    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
377    
378            * R/: Better support for encodings.
379    
380    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
381    
382            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
383            selection when no reader argument is given.
384    
385    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
386    
387            * R/source.R (CSVSource): Now uses read.csv instead of scan
388            internally.
389    
390    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
391    
392            * R/reader.R (getReaders): Returns available reader functions.
393    
394            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
395            as default.
396    
397    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
398    
399            * R/stopwords.R (stopwords): Shortened code, removed codetools
400            variable warnings.
401    
402            * man/: Documentation for showMeta, added an example for tmMap.
403    
404            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
405            some minor typos fixed.
406    
407    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
408    
409            * R/aobjects.R (showMeta): Added method for pretty printing a
410            text document's meta data.
411    
412    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
413    
414            * R/textdoccol.R (TextDocCol): Better handling of empty
415            arguments.
416    
417            * NAMESPACE: Exported readDOC.
418    
419            * man/completeStems.Rd: Added an example.
420    
421    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
422    
423            * R/stopwords.R (stopwords): Look up .dat files at every
424            call. Allows users to modify stopword .dat files interactively.
425    
426    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
427    
428            * R/termdocmatrix.R (termFreq): Correct processing of empty
429            documents.
430    
431    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
432    
433            * man/: Updated documentation.
434    
435    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
436    
437            * R/complete.R (completeStems): Completes (heuristically) word
438            stems.
439    
440            * R/termdocmatrix.R (TermDocMatrix2): New modular
441            constructor.
442    
443            * NAMESPACE: Exported termFreq.
444    
445    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
446    
447            * R/reader.R (readDOC): Added MS Word reader (using antiword).
448    
449  2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
450    
451          * R/weight.R: Weighting functions for TermDocMatrix.          * R/weight.R: Weighting functions for TermDocMatrix.

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