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trunk/tm/ChangeLog revision 788, Sun Oct 14 12:16:26 2007 UTC pkg/ChangeLog revision 1042, Fri Feb 19 07:26:44 2010 UTC
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1    2010-02-18  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/complete.R (stemCompletion): New completion heuristics.
4    
5    2010-02-17  Ingo Feinerer  <feinerer@logic.at>
6    
7            * R/plot.R (plot.TermDocumentMatrix): Memory improvements.
8    
9    2010-02-06  Ingo Feinerer  <feinerer@logic.at>
10    
11            * DESCRIPTION (Depends): Depend on R (>= 2.10.0) to ensure that
12            setOldClass(c(..., "list")) works.
13    
14    2010-01-22  Ingo Feinerer  <feinerer@logic.at>
15    
16            * R/transform.R (stemDocument.character): In case input is a
17            simple character just delegate to the default Snowball stemmer.
18    
19    2010-01-15  Ingo Feinerer  <feinerer@logic.at>
20    
21            * R/reader.R (readReut21578XML, readRCV1): Extract more meta
22            data.
23    
24    2010-01-12  Ingo Feinerer  <feinerer@logic.at>
25    
26            * R/doc.R (`Content<-`): Be careful with names attribute.
27    
28    2010-01-07  Stefan Theussl  <stefan.theussl@wu.ac.at>
29    
30            * R/source.R (DirSource): Improved implementation especially when
31            handling many (> 1M) files.
32    
33    2009-12-22  Ingo Feinerer  <feinerer@logic.at>
34    
35            * R/source.R (getElem.URISource): Use encoding argument.
36    
37    2009-12-11  Ingo Feinerer  <feinerer@logic.at>
38    
39            * R/doc.R (setOldClass): Register S3 document classes to be
40            recognized by S4 methods.
41    
42    2009-11-25  Ingo Feinerer  <feinerer@logic.at>
43    
44            * R/matrix.R (termFreq): Add option to remove punctuation
45            characters.
46    
47    2009-11-19  Ingo Feinerer  <feinerer@logic.at>
48    
49            * R/matrix.R (c.TermDocumentMatrix): Added combine method for
50            merging multiple term-document matrices.
51    
52    2009-11-17  Ingo Feinerer  <feinerer@logic.at>
53    
54            * R/corpus.R (setOldClass): Register S3 corpus classes to be
55            recognized by S4 methods.
56    
57            * man/plot.Rd: Use \dontrun{} in \examples{} section in the hope
58            that CRAN Mac OS X builds do not fail any longer.
59    
60    2009-11-15  Ingo Feinerer  <feinerer@logic.at>
61    
62            * R/matrix.R (tokenize): Use scan(..., what = "character") instead
63            of RWeka:AlphabeticTokenizer() as default.
64    
65    2009-11-14  Ingo Feinerer  <feinerer@logic.at>
66    
67            * R/transform.R (removeWords.PlainTextDocument): Fix bug which
68            caused words at the beginning or the end of a line not to be removed. Do
69            not delete whitespace anymore.
70    
71    2009-11-12  Ingo Feinerer  <feinerer@logic.at>
72    
73            * R/source.R (DirSource): Default to working directory if no path
74            is specified.
75    
76    2009-11-11  Ingo Feinerer  <feinerer@logic.at>
77    
78            * R/source.R (DirSource): Stop on empty directories.
79    
80    2009-11-07  Ingo Feinerer  <feinerer@logic.at>
81    
82            * R/matrix.R (TermDocumentMatrix): Avoid prefixes originating from
83            named documents.
84    
85    2009-10-21  Ingo Feinerer  <feinerer@logic.at>
86    
87            * R/transform.R (removeWords): Improve regular expressions.
88    
89    2009-10-19  Ingo Feinerer  <feinerer@logic.at>
90    
91            * R/meta.R (DublinCore): Allow lower case tags.
92    
93    2009-10-09  Ingo Feinerer  <feinerer@logic.at>
94    
95            * R/source.R (GmaneSource, ReutersSource): Use xmlChildren(x)
96            instead of x$children.
97    
98    2009-09-15  Ingo Feinerer  <feinerer@logic.at>
99    
100            * R/preprocess.R (preprocessReut21578XML): Fix generated file names.
101    
102    2009-09-06  Ingo Feinerer  <feinerer@logic.at>
103    
104            * R/: Use S3 instead of S4 class system.
105    
106    2009-08-11  Ingo Feinerer  <feinerer@logic.at>
107    
108            * R/reader.R (readMail): Moved to tm.plugin.mail package.
109    
110    2009-07-04  Ingo Feinerer  <feinerer@logic.at>
111    
112            * R/reader.R (readNewsgroup): Rename to readMail as newsgroup
113            postings are basically e-mails with some extra headers.
114    
115    2009-07-03  Ingo Feinerer  <feinerer@logic.at>
116    
117            * R/transform.R: Move convertMboxEml, removeCitation,
118            removeMultipart, and removeSignature to the tm.plugin.mail package
119            since they are mainly utility functions (for handling e-mails) and
120            not very framework specific.
121    
122    2009-06-28  Ingo Feinerer  <feinerer@logic.at>
123    
124            * man/: Fix documentation.
125    
126    2009-06-26  Ingo Feinerer  <feinerer@logic.at>
127    
128            * R/reader.R (readReut21578XMLasPlain): New reader which returns a
129            plain text document instead of an XML document for texts of the
130            Reuters-21578 dataset.
131    
132            * R/sparse.R: Removed since the slam package is now available on
133            CRAN.
134    
135            * DESCRIPTION (Depends): Add slam package.
136    
137    2009-06-17  Ingo Feinerer  <feinerer@logic.at>
138    
139            * R/transform.R (stemDoc): Fix character(0) handling.
140    
141    2009-06-12  Ingo Feinerer  <feinerer@logic.at>
142    
143            * R/doc.R (show): Pretty print.
144    
145    2009-05-27  Ingo Feinerer  <feinerer@logic.at>
146    
147            * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
148            gracefully.
149    
150    2009-05-13  Ingo Feinerer  <feinerer@logic.at>
151    
152            * R/corpus.R: Make corpus virtual. Implement corpus with standard
153            and permanent storage semantics.
154    
155            * DESCRIPTION: New major release. A *lot* of improvements.
156    
157    2009-05-04   Ingo Feinerer <feinerer@logic.at>
158    
159            * NAMESPACE: Export some simple_triplet_matrix functions.
160    
161    2009-04-28   Ingo Feinerer <feinerer@logic.at>
162    
163            * R/weight.R: Adapt tf-idf to new matrix format.
164    
165    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
166    
167            * R/matrix.R: Create two distinct classes for term-document and
168            document-term matrices.
169    
170    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
171    
172            * R/termdocmatrix.R: No longer use Matrix package. This reduces
173            package start-up time significantly.
174    
175    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
176    
177            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
178    
179    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
180    
181            * R/transform.R (tmReduce): Combine multiple maps into one
182            transformation.
183    
184    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
185    
186            * R/weight.R: Remove weightLogical since it does not return a
187            dgCMatrix.
188    
189            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
190            or TermDocumentMatrix instead.
191    
192    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
193    
194            * inst/doc/extensions.Rnw: Finished vignette.
195    
196    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
197    
198            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
199            DocumentTermMatrix representations.
200    
201    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
202    
203            * R/reader.R (readXML): New reader for arbitrary XML files.
204    
205    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
206    
207            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
208            (XMLSource): New XMLSource class for arbitrary XML files.
209            (Source): New slot Vectorized.
210    
211    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
212    
213            * R/reader.R (readTabular): Experimental reader for tabular data
214            structures which can be customized via user-defined mappings.
215    
216            * R/reader.R: Always use UTC time zone.
217    
218            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
219    
220    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
221    
222            * R/reader.R (readDOC): Options can be passed over to antiword.
223    
224            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
225            pdftotext.
226    
227    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
228    
229            * R/source.R (DirSource): Add pattern and ignore.case arguments
230            which are internally passed over to list.files().
231    
232    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
233    
234            * inst/doc/tm.Rnw: Suppress pointless loading message.
235    
236    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
237    
238            * DESCRIPTION: Speed up package loading (via moving packages not
239            strictly necessary for normal operation to Suggests instead of
240            Depends).
241    
242    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
243    
244            * R/reader.R (readNewsgroup): The date format is now configurable.
245    
246    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
247    
248            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
249    
250    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
251    
252            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
253    
254    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
255    
256            * R/source.R (DataframeSource): New source class for data frames.
257    
258            * R/source.R: Fixed non-standard call evaluation.
259    
260    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
261    
262            * R/source.R (URISource): New source class for a single document.
263    
264    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
265    
266            * R/source.R: Refactoring.
267    
268    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
269    
270            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
271            Rmpi installations more gracefully.
272    
273    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
274    
275            * R/source.R (Source): Add Length slot.
276    
277    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
278    
279            * R/AAA.R: Unify duplicated .onLoad function.
280    
281    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
282    
283            * DESCRIPTION (Suggests): Added Rmpi.
284    
285    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
286    
287            * R/source.R (getElem): Fix 'no visible binding' warning.
288    
289            * man/WeightFunction.Rd: Fix signature.
290    
291    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
292    
293            * R/weight.R: Introduce name abbreviations for weighting functions.
294    
295    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
296    
297            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
298    
299            * R/cluster.R: Provide convenience functions for using a MPI
300            cluster.
301    
302            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
303            available.
304    
305            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
306            available.
307    
308    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
309    
310            * R/textdoccol.R (lapply): Removed debug print out.
311    
312    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
313    
314            * R/reader.R (readRCV1): Improved meta data extraction from
315            Reuters Corpus Volume 1 documents.
316    
317    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
318    
319            * R/transform.R: Ensure that all mappings preserve multiline
320            structures.
321    
322    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
323    
324            * R/filter.R: Every filter has now an attribute indicating whether
325            it sould be applied to document level (doclevel).
326    
327            * R/textdoccol.R (tmFilter): Set searchFullText as new default
328            filter.
329    
330    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
331    
332            * R/transform.R (replacePatterns): Replaced removeWords by
333            replacePatterns. Suggested by Christian Buchta.
334    
335            * R/textdoccol.R (inspect): Improved formatting.
336    
337    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
338    
339            * inst/CITATION: Updated JSS article information.
340    
341            * R/textdoccol.R (setAs): Added coerce method from list to
342            corpus.
343    
344            * R/meta.R (meta): Improved meta data handling.
345    
346    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
347    
348            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
349            Christian Buchta.
350    
351            * inst/CITATION: Added template to include JSS article reference.
352    
353    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
354    
355            * R/textdoccol.R (tmMap): Introduced lazy mapping.
356    
357            * R/source.R: Added VectorSource.
358    
359    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
360    
361            * man/: Language codes should be in ISO 639-1 format.
362    
363            * R/textdoccol.R (asPlain): Preserve local meta data.
364    
365    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
366    
367            * R/textdoccol.R (writeCorpus): Function for writing a corpus
368            containing plain text documents to disk.
369    
370    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
371    
372            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
373            always set correctly.
374    
375            * R/textdoccol.R: Set load = TRUE as default for load on demand
376            since in most cases this is the wanted behaviour.
377    
378    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
379    
380            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
381    
382            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
383    
384    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
385    
386            * R/meta.R (meta): New function for consistent access to meta data
387            of document collections, repositories, and texts.
388    
389    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
390    
391            * R/: Better support for encodings.
392    
393    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
394    
395            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
396            selection when no reader argument is given.
397    
398    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
399    
400            * R/source.R (CSVSource): Now uses read.csv instead of scan
401            internally.
402    
403    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
404    
405            * R/reader.R (getReaders): Returns available reader functions.
406    
407            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
408            as default.
409    
410    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
411    
412            * R/stopwords.R (stopwords): Shortened code, removed codetools
413            variable warnings.
414    
415            * man/: Documentation for showMeta, added an example for tmMap.
416    
417            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
418            some minor typos fixed.
419    
420    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
421    
422            * R/aobjects.R (showMeta): Added method for pretty printing a
423            text document's meta data.
424    
425    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
426    
427            * R/textdoccol.R (TextDocCol): Better handling of empty
428            arguments.
429    
430            * NAMESPACE: Exported readDOC.
431    
432            * man/completeStems.Rd: Added an example.
433    
434    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
435    
436            * R/stopwords.R (stopwords): Look up .dat files at every
437            call. Allows users to modify stopword .dat files interactively.
438    
439    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
440    
441            * R/termdocmatrix.R (termFreq): Correct processing of empty
442            documents.
443    
444    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
445    
446            * man/: Updated documentation.
447    
448    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
449    
450            * R/complete.R (completeStems): Completes (heuristically) word
451            stems.
452    
453            * R/termdocmatrix.R (TermDocMatrix2): New modular
454            constructor.
455    
456            * NAMESPACE: Exported termFreq.
457    
458    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
459    
460            * R/reader.R (readDOC): Added MS Word reader (using antiword).
461    
462  2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
463    
464          * R/weight.R: Weighting functions for TermDocMatrix.          * R/weight.R: Weighting functions for TermDocMatrix.

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