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trunk/tm/ChangeLog revision 788, Sun Oct 14 12:16:26 2007 UTC pkg/ChangeLog revision 1046, Fri Feb 26 12:45:38 2010 UTC
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1    2010-02-25  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/score.R (tm_tag_score): Compute a score from the number of
4            tags matching in a document.
5    
6    2010-02-18  Ingo Feinerer  <feinerer@logic.at>
7    
8            * R/complete.R (stemCompletion): New completion heuristics.
9    
10    2010-02-17  Ingo Feinerer  <feinerer@logic.at>
11    
12            * R/plot.R (plot.TermDocumentMatrix): Memory improvements.
13    
14    2010-02-06  Ingo Feinerer  <feinerer@logic.at>
15    
16            * DESCRIPTION (Depends): Depend on R (>= 2.10.0) to ensure that
17            setOldClass(c(..., "list")) works.
18    
19    2010-01-22  Ingo Feinerer  <feinerer@logic.at>
20    
21            * R/transform.R (stemDocument.character): In case input is a
22            simple character just delegate to the default Snowball stemmer.
23    
24    2010-01-15  Ingo Feinerer  <feinerer@logic.at>
25    
26            * R/reader.R (readReut21578XML, readRCV1): Extract more meta
27            data.
28    
29    2010-01-12  Ingo Feinerer  <feinerer@logic.at>
30    
31            * R/doc.R (`Content<-`): Be careful with names attribute.
32    
33    2010-01-07  Stefan Theussl  <stefan.theussl@wu.ac.at>
34    
35            * R/source.R (DirSource): Improved implementation especially when
36            handling many (> 1M) files.
37    
38    2009-12-22  Ingo Feinerer  <feinerer@logic.at>
39    
40            * R/source.R (getElem.URISource): Use encoding argument.
41    
42    2009-12-11  Ingo Feinerer  <feinerer@logic.at>
43    
44            * R/doc.R (setOldClass): Register S3 document classes to be
45            recognized by S4 methods.
46    
47    2009-11-25  Ingo Feinerer  <feinerer@logic.at>
48    
49            * R/matrix.R (termFreq): Add option to remove punctuation
50            characters.
51    
52    2009-11-19  Ingo Feinerer  <feinerer@logic.at>
53    
54            * R/matrix.R (c.TermDocumentMatrix): Added combine method for
55            merging multiple term-document matrices.
56    
57    2009-11-17  Ingo Feinerer  <feinerer@logic.at>
58    
59            * R/corpus.R (setOldClass): Register S3 corpus classes to be
60            recognized by S4 methods.
61    
62            * man/plot.Rd: Use \dontrun{} in \examples{} section in the hope
63            that CRAN Mac OS X builds do not fail any longer.
64    
65    2009-11-15  Ingo Feinerer  <feinerer@logic.at>
66    
67            * R/matrix.R (tokenize): Use scan(..., what = "character") instead
68            of RWeka:AlphabeticTokenizer() as default.
69    
70    2009-11-14  Ingo Feinerer  <feinerer@logic.at>
71    
72            * R/transform.R (removeWords.PlainTextDocument): Fix bug which
73            caused words at the beginning or the end of a line not to be removed. Do
74            not delete whitespace anymore.
75    
76    2009-11-12  Ingo Feinerer  <feinerer@logic.at>
77    
78            * R/source.R (DirSource): Default to working directory if no path
79            is specified.
80    
81    2009-11-11  Ingo Feinerer  <feinerer@logic.at>
82    
83            * R/source.R (DirSource): Stop on empty directories.
84    
85    2009-11-07  Ingo Feinerer  <feinerer@logic.at>
86    
87            * R/matrix.R (TermDocumentMatrix): Avoid prefixes originating from
88            named documents.
89    
90    2009-10-21  Ingo Feinerer  <feinerer@logic.at>
91    
92            * R/transform.R (removeWords): Improve regular expressions.
93    
94    2009-10-19  Ingo Feinerer  <feinerer@logic.at>
95    
96            * R/meta.R (DublinCore): Allow lower case tags.
97    
98    2009-10-09  Ingo Feinerer  <feinerer@logic.at>
99    
100            * R/source.R (GmaneSource, ReutersSource): Use xmlChildren(x)
101            instead of x$children.
102    
103    2009-09-15  Ingo Feinerer  <feinerer@logic.at>
104    
105            * R/preprocess.R (preprocessReut21578XML): Fix generated file names.
106    
107    2009-09-06  Ingo Feinerer  <feinerer@logic.at>
108    
109            * R/: Use S3 instead of S4 class system.
110    
111    2009-08-11  Ingo Feinerer  <feinerer@logic.at>
112    
113            * R/reader.R (readMail): Moved to tm.plugin.mail package.
114    
115    2009-07-04  Ingo Feinerer  <feinerer@logic.at>
116    
117            * R/reader.R (readNewsgroup): Rename to readMail as newsgroup
118            postings are basically e-mails with some extra headers.
119    
120    2009-07-03  Ingo Feinerer  <feinerer@logic.at>
121    
122            * R/transform.R: Move convertMboxEml, removeCitation,
123            removeMultipart, and removeSignature to the tm.plugin.mail package
124            since they are mainly utility functions (for handling e-mails) and
125            not very framework specific.
126    
127    2009-06-28  Ingo Feinerer  <feinerer@logic.at>
128    
129            * man/: Fix documentation.
130    
131    2009-06-26  Ingo Feinerer  <feinerer@logic.at>
132    
133            * R/reader.R (readReut21578XMLasPlain): New reader which returns a
134            plain text document instead of an XML document for texts of the
135            Reuters-21578 dataset.
136    
137            * R/sparse.R: Removed since the slam package is now available on
138            CRAN.
139    
140            * DESCRIPTION (Depends): Add slam package.
141    
142    2009-06-17  Ingo Feinerer  <feinerer@logic.at>
143    
144            * R/transform.R (stemDoc): Fix character(0) handling.
145    
146    2009-06-12  Ingo Feinerer  <feinerer@logic.at>
147    
148            * R/doc.R (show): Pretty print.
149    
150    2009-05-27  Ingo Feinerer  <feinerer@logic.at>
151    
152            * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
153            gracefully.
154    
155    2009-05-13  Ingo Feinerer  <feinerer@logic.at>
156    
157            * R/corpus.R: Make corpus virtual. Implement corpus with standard
158            and permanent storage semantics.
159    
160            * DESCRIPTION: New major release. A *lot* of improvements.
161    
162    2009-05-04   Ingo Feinerer <feinerer@logic.at>
163    
164            * NAMESPACE: Export some simple_triplet_matrix functions.
165    
166    2009-04-28   Ingo Feinerer <feinerer@logic.at>
167    
168            * R/weight.R: Adapt tf-idf to new matrix format.
169    
170    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
171    
172            * R/matrix.R: Create two distinct classes for term-document and
173            document-term matrices.
174    
175    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
176    
177            * R/termdocmatrix.R: No longer use Matrix package. This reduces
178            package start-up time significantly.
179    
180    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
181    
182            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
183    
184    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
185    
186            * R/transform.R (tmReduce): Combine multiple maps into one
187            transformation.
188    
189    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
190    
191            * R/weight.R: Remove weightLogical since it does not return a
192            dgCMatrix.
193    
194            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
195            or TermDocumentMatrix instead.
196    
197    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
198    
199            * inst/doc/extensions.Rnw: Finished vignette.
200    
201    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
202    
203            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
204            DocumentTermMatrix representations.
205    
206    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
207    
208            * R/reader.R (readXML): New reader for arbitrary XML files.
209    
210    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
211    
212            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
213            (XMLSource): New XMLSource class for arbitrary XML files.
214            (Source): New slot Vectorized.
215    
216    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
217    
218            * R/reader.R (readTabular): Experimental reader for tabular data
219            structures which can be customized via user-defined mappings.
220    
221            * R/reader.R: Always use UTC time zone.
222    
223            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
224    
225    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
226    
227            * R/reader.R (readDOC): Options can be passed over to antiword.
228    
229            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
230            pdftotext.
231    
232    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
233    
234            * R/source.R (DirSource): Add pattern and ignore.case arguments
235            which are internally passed over to list.files().
236    
237    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
238    
239            * inst/doc/tm.Rnw: Suppress pointless loading message.
240    
241    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
242    
243            * DESCRIPTION: Speed up package loading (via moving packages not
244            strictly necessary for normal operation to Suggests instead of
245            Depends).
246    
247    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
248    
249            * R/reader.R (readNewsgroup): The date format is now configurable.
250    
251    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
252    
253            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
254    
255    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
256    
257            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
258    
259    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
260    
261            * R/source.R (DataframeSource): New source class for data frames.
262    
263            * R/source.R: Fixed non-standard call evaluation.
264    
265    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
266    
267            * R/source.R (URISource): New source class for a single document.
268    
269    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
270    
271            * R/source.R: Refactoring.
272    
273    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
274    
275            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
276            Rmpi installations more gracefully.
277    
278    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
279    
280            * R/source.R (Source): Add Length slot.
281    
282    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
283    
284            * R/AAA.R: Unify duplicated .onLoad function.
285    
286    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
287    
288            * DESCRIPTION (Suggests): Added Rmpi.
289    
290    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
291    
292            * R/source.R (getElem): Fix 'no visible binding' warning.
293    
294            * man/WeightFunction.Rd: Fix signature.
295    
296    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
297    
298            * R/weight.R: Introduce name abbreviations for weighting functions.
299    
300    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
301    
302            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
303    
304            * R/cluster.R: Provide convenience functions for using a MPI
305            cluster.
306    
307            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
308            available.
309    
310            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
311            available.
312    
313    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
314    
315            * R/textdoccol.R (lapply): Removed debug print out.
316    
317    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
318    
319            * R/reader.R (readRCV1): Improved meta data extraction from
320            Reuters Corpus Volume 1 documents.
321    
322    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
323    
324            * R/transform.R: Ensure that all mappings preserve multiline
325            structures.
326    
327    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
328    
329            * R/filter.R: Every filter has now an attribute indicating whether
330            it sould be applied to document level (doclevel).
331    
332            * R/textdoccol.R (tmFilter): Set searchFullText as new default
333            filter.
334    
335    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
336    
337            * R/transform.R (replacePatterns): Replaced removeWords by
338            replacePatterns. Suggested by Christian Buchta.
339    
340            * R/textdoccol.R (inspect): Improved formatting.
341    
342    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
343    
344            * inst/CITATION: Updated JSS article information.
345    
346            * R/textdoccol.R (setAs): Added coerce method from list to
347            corpus.
348    
349            * R/meta.R (meta): Improved meta data handling.
350    
351    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
352    
353            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
354            Christian Buchta.
355    
356            * inst/CITATION: Added template to include JSS article reference.
357    
358    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
359    
360            * R/textdoccol.R (tmMap): Introduced lazy mapping.
361    
362            * R/source.R: Added VectorSource.
363    
364    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
365    
366            * man/: Language codes should be in ISO 639-1 format.
367    
368            * R/textdoccol.R (asPlain): Preserve local meta data.
369    
370    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
371    
372            * R/textdoccol.R (writeCorpus): Function for writing a corpus
373            containing plain text documents to disk.
374    
375    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
376    
377            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
378            always set correctly.
379    
380            * R/textdoccol.R: Set load = TRUE as default for load on demand
381            since in most cases this is the wanted behaviour.
382    
383    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
384    
385            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
386    
387            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
388    
389    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
390    
391            * R/meta.R (meta): New function for consistent access to meta data
392            of document collections, repositories, and texts.
393    
394    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
395    
396            * R/: Better support for encodings.
397    
398    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
399    
400            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
401            selection when no reader argument is given.
402    
403    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
404    
405            * R/source.R (CSVSource): Now uses read.csv instead of scan
406            internally.
407    
408    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
409    
410            * R/reader.R (getReaders): Returns available reader functions.
411    
412            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
413            as default.
414    
415    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
416    
417            * R/stopwords.R (stopwords): Shortened code, removed codetools
418            variable warnings.
419    
420            * man/: Documentation for showMeta, added an example for tmMap.
421    
422            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
423            some minor typos fixed.
424    
425    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
426    
427            * R/aobjects.R (showMeta): Added method for pretty printing a
428            text document's meta data.
429    
430    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
431    
432            * R/textdoccol.R (TextDocCol): Better handling of empty
433            arguments.
434    
435            * NAMESPACE: Exported readDOC.
436    
437            * man/completeStems.Rd: Added an example.
438    
439    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
440    
441            * R/stopwords.R (stopwords): Look up .dat files at every
442            call. Allows users to modify stopword .dat files interactively.
443    
444    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
445    
446            * R/termdocmatrix.R (termFreq): Correct processing of empty
447            documents.
448    
449    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
450    
451            * man/: Updated documentation.
452    
453    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
454    
455            * R/complete.R (completeStems): Completes (heuristically) word
456            stems.
457    
458            * R/termdocmatrix.R (TermDocMatrix2): New modular
459            constructor.
460    
461            * NAMESPACE: Exported termFreq.
462    
463    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
464    
465            * R/reader.R (readDOC): Added MS Word reader (using antiword).
466    
467  2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
468    
469          * R/weight.R: Weighting functions for TermDocMatrix.          * R/weight.R: Weighting functions for TermDocMatrix.

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