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trunk/tm/ChangeLog revision 738, Fri Apr 20 13:55:34 2007 UTC pkg/ChangeLog revision 1020, Tue Nov 17 09:16:13 2009 UTC
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1    2009-11-17  Ingo Feinerer  <feinerer@logic.at>
2    
3            * man/plot.Rd: Use \dontrun{} in \examples{} section in the hope
4            that CRAN Mac OS X builds do not fail any longer.
5    
6    2009-11-15  Ingo Feinerer  <feinerer@logic.at>
7    
8            * R/matrix.R (tokenize): Use scan(..., what = "character") instead
9            of RWeka:AlphabeticTokenizer() as default.
10    
11    2009-11-14  Ingo Feinerer  <feinerer@logic.at>
12    
13            * R/transform.R (removeWords.PlainTextDocument): Fix bug which
14            caused words at the beginning or the end of a line not to be removed. Do
15            not delete whitespace anymore.
16    
17    2009-11-12  Ingo Feinerer  <feinerer@logic.at>
18    
19            * R/source.R (DirSource): Default to working directory if no path
20            is specified.
21    
22    2009-11-11  Ingo Feinerer  <feinerer@logic.at>
23    
24            * R/source.R (DirSource): Stop on empty directories.
25    
26    2009-11-07  Ingo Feinerer  <feinerer@logic.at>
27    
28            * R/matrix.R (TermDocumentMatrix): Avoid prefixes originating from
29            named documents.
30    
31    2009-10-21  Ingo Feinerer  <feinerer@logic.at>
32    
33            * R/transform.R (removeWords): Improve regular expressions.
34    
35    2009-10-19  Ingo Feinerer  <feinerer@logic.at>
36    
37            * R/meta.R (DublinCore): Allow lower case tags.
38    
39    2009-10-09  Ingo Feinerer  <feinerer@logic.at>
40    
41            * R/source.R (GmaneSource, ReutersSource): Use xmlChildren(x)
42            instead of x$children.
43    
44    2009-09-15  Ingo Feinerer  <feinerer@logic.at>
45    
46            * R/preprocess.R (preprocessReut21578XML): Fix generated file names.
47    
48    2009-09-06  Ingo Feinerer  <feinerer@logic.at>
49    
50            * R/: Use S3 instead of S4 class system.
51    
52    2009-08-11  Ingo Feinerer  <feinerer@logic.at>
53    
54            * R/reader.R (readMail): Moved to tm.plugin.mail package.
55    
56    2009-07-04  Ingo Feinerer  <feinerer@logic.at>
57    
58            * R/reader.R (readNewsgroup): Rename to readMail as newsgroup
59            postings are basically e-mails with some extra headers.
60    
61    2009-07-03  Ingo Feinerer  <feinerer@logic.at>
62    
63            * R/transform.R: Move convertMboxEml, removeCitation,
64            removeMultipart, and removeSignature to the tm.plugin.mail package
65            since they are mainly utility functions (for handling e-mails) and
66            not very framework specific.
67    
68    2009-06-28  Ingo Feinerer  <feinerer@logic.at>
69    
70            * man/: Fix documentation.
71    
72    2009-06-26  Ingo Feinerer  <feinerer@logic.at>
73    
74            * R/reader.R (readReut21578XMLasPlain): New reader which returns a
75            plain text document instead of an XML document for texts of the
76            Reuters-21578 dataset.
77    
78            * R/sparse.R: Removed since the slam package is now available on
79            CRAN.
80    
81            * DESCRIPTION (Depends): Add slam package.
82    
83    2009-06-17  Ingo Feinerer  <feinerer@logic.at>
84    
85            * R/transform.R (stemDoc): Fix character(0) handling.
86    
87    2009-06-12  Ingo Feinerer  <feinerer@logic.at>
88    
89            * R/doc.R (show): Pretty print.
90    
91    2009-05-27  Ingo Feinerer  <feinerer@logic.at>
92    
93            * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
94            gracefully.
95    
96    2009-05-13  Ingo Feinerer  <feinerer@logic.at>
97    
98            * R/corpus.R: Make corpus virtual. Implement corpus with standard
99            and permanent storage semantics.
100    
101            * DESCRIPTION: New major release. A *lot* of improvements.
102    
103    2009-05-04   Ingo Feinerer <feinerer@logic.at>
104    
105            * NAMESPACE: Export some simple_triplet_matrix functions.
106    
107    2009-04-28   Ingo Feinerer <feinerer@logic.at>
108    
109            * R/weight.R: Adapt tf-idf to new matrix format.
110    
111    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
112    
113            * R/matrix.R: Create two distinct classes for term-document and
114            document-term matrices.
115    
116    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
117    
118            * R/termdocmatrix.R: No longer use Matrix package. This reduces
119            package start-up time significantly.
120    
121    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
122    
123            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
124    
125    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
126    
127            * R/transform.R (tmReduce): Combine multiple maps into one
128            transformation.
129    
130    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
131    
132            * R/weight.R: Remove weightLogical since it does not return a
133            dgCMatrix.
134    
135            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
136            or TermDocumentMatrix instead.
137    
138    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
139    
140            * inst/doc/extensions.Rnw: Finished vignette.
141    
142    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
143    
144            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
145            DocumentTermMatrix representations.
146    
147    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
148    
149            * R/reader.R (readXML): New reader for arbitrary XML files.
150    
151    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
152    
153            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
154            (XMLSource): New XMLSource class for arbitrary XML files.
155            (Source): New slot Vectorized.
156    
157    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
158    
159            * R/reader.R (readTabular): Experimental reader for tabular data
160            structures which can be customized via user-defined mappings.
161    
162            * R/reader.R: Always use UTC time zone.
163    
164            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
165    
166    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
167    
168            * R/reader.R (readDOC): Options can be passed over to antiword.
169    
170            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
171            pdftotext.
172    
173    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
174    
175            * R/source.R (DirSource): Add pattern and ignore.case arguments
176            which are internally passed over to list.files().
177    
178    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
179    
180            * inst/doc/tm.Rnw: Suppress pointless loading message.
181    
182    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
183    
184            * DESCRIPTION: Speed up package loading (via moving packages not
185            strictly necessary for normal operation to Suggests instead of
186            Depends).
187    
188    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
189    
190            * R/reader.R (readNewsgroup): The date format is now configurable.
191    
192    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
193    
194            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
195    
196    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
197    
198            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
199    
200    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
201    
202            * R/source.R (DataframeSource): New source class for data frames.
203    
204            * R/source.R: Fixed non-standard call evaluation.
205    
206    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
207    
208            * R/source.R (URISource): New source class for a single document.
209    
210    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
211    
212            * R/source.R: Refactoring.
213    
214    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
215    
216            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
217            Rmpi installations more gracefully.
218    
219    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
220    
221            * R/source.R (Source): Add Length slot.
222    
223    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
224    
225            * R/AAA.R: Unify duplicated .onLoad function.
226    
227    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
228    
229            * DESCRIPTION (Suggests): Added Rmpi.
230    
231    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
232    
233            * R/source.R (getElem): Fix 'no visible binding' warning.
234    
235            * man/WeightFunction.Rd: Fix signature.
236    
237    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
238    
239            * R/weight.R: Introduce name abbreviations for weighting functions.
240    
241    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
242    
243            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
244    
245            * R/cluster.R: Provide convenience functions for using a MPI
246            cluster.
247    
248            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
249            available.
250    
251            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
252            available.
253    
254    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
255    
256            * R/textdoccol.R (lapply): Removed debug print out.
257    
258    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
259    
260            * R/reader.R (readRCV1): Improved meta data extraction from
261            Reuters Corpus Volume 1 documents.
262    
263    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
264    
265            * R/transform.R: Ensure that all mappings preserve multiline
266            structures.
267    
268    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
269    
270            * R/filter.R: Every filter has now an attribute indicating whether
271            it sould be applied to document level (doclevel).
272    
273            * R/textdoccol.R (tmFilter): Set searchFullText as new default
274            filter.
275    
276    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
277    
278            * R/transform.R (replacePatterns): Replaced removeWords by
279            replacePatterns. Suggested by Christian Buchta.
280    
281            * R/textdoccol.R (inspect): Improved formatting.
282    
283    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
284    
285            * inst/CITATION: Updated JSS article information.
286    
287            * R/textdoccol.R (setAs): Added coerce method from list to
288            corpus.
289    
290            * R/meta.R (meta): Improved meta data handling.
291    
292    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
293    
294            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
295            Christian Buchta.
296    
297            * inst/CITATION: Added template to include JSS article reference.
298    
299    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
300    
301            * R/textdoccol.R (tmMap): Introduced lazy mapping.
302    
303            * R/source.R: Added VectorSource.
304    
305    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
306    
307            * man/: Language codes should be in ISO 639-1 format.
308    
309            * R/textdoccol.R (asPlain): Preserve local meta data.
310    
311    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
312    
313            * R/textdoccol.R (writeCorpus): Function for writing a corpus
314            containing plain text documents to disk.
315    
316    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
317    
318            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
319            always set correctly.
320    
321            * R/textdoccol.R: Set load = TRUE as default for load on demand
322            since in most cases this is the wanted behaviour.
323    
324    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
325    
326            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
327    
328            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
329    
330    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
331    
332            * R/meta.R (meta): New function for consistent access to meta data
333            of document collections, repositories, and texts.
334    
335    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
336    
337            * R/: Better support for encodings.
338    
339    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
340    
341            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
342            selection when no reader argument is given.
343    
344    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
345    
346            * R/source.R (CSVSource): Now uses read.csv instead of scan
347            internally.
348    
349    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
350    
351            * R/reader.R (getReaders): Returns available reader functions.
352    
353            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
354            as default.
355    
356    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
357    
358            * R/stopwords.R (stopwords): Shortened code, removed codetools
359            variable warnings.
360    
361            * man/: Documentation for showMeta, added an example for tmMap.
362    
363            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
364            some minor typos fixed.
365    
366    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
367    
368            * R/aobjects.R (showMeta): Added method for pretty printing a
369            text document's meta data.
370    
371    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
372    
373            * R/textdoccol.R (TextDocCol): Better handling of empty
374            arguments.
375    
376            * NAMESPACE: Exported readDOC.
377    
378            * man/completeStems.Rd: Added an example.
379    
380    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
381    
382            * R/stopwords.R (stopwords): Look up .dat files at every
383            call. Allows users to modify stopword .dat files interactively.
384    
385    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
386    
387            * R/termdocmatrix.R (termFreq): Correct processing of empty
388            documents.
389    
390    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
391    
392            * man/: Updated documentation.
393    
394    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
395    
396            * R/complete.R (completeStems): Completes (heuristically) word
397            stems.
398    
399            * R/termdocmatrix.R (TermDocMatrix2): New modular
400            constructor.
401    
402            * NAMESPACE: Exported termFreq.
403    
404    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
405    
406            * R/reader.R (readDOC): Added MS Word reader (using antiword).
407    
408    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
409    
410            * R/weight.R: Weighting functions for TermDocMatrix.
411    
412    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
413    
414            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
415            functions for accessing dimension, column, and row names.
416    
417            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
418    
419    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
420    
421            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
422    
423    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
424    
425            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
426    
427    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
428    
429            * R/reader.R (readPDF): Removed manual checks for pdftotext and
430            pdfinfo. The system call gives a warning anyway.
431    
432    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
433    
434            * R/textdoccol.R (asPlain): Conversion from
435            StructuredTextDocuments to PlainTextDocuments.
436    
437    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
438    
439            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
440            for accessing term-document matrices.
441    
442            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
443            are installed.
444    
445    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
446    
447            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
448            Christian Buchta.
449    
450    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
451    
452            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
453    
454    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
455    
456            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
457    
458            * R/reader.R (readPDF): Added PDF reader.
459    
460    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
461    
462            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
463    
464            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
465    
466            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
467    
468            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
469    
470    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
471    
472            * R/distmeasure.R (dissimilarity): Replaced dists call from
473            package cba by new dist call from package proxy.
474    
475    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
476    
477            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
478    
479    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
480    
481            * R/termdocmatrix.R: require() uses the quietly option to suppress
482            loading messages.
483    
484    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
485    
486            * R/dictionary.R: Added dictionary support.
487    
488    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
489    
490            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
491            documents. This simplifies some functions, e.g., asPlain.
492    
493    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
494    
495            * inst/doc/tm.Rnw: Fixed some typos in vignette.
496    
497    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
498    
499            * R/textdoccol.R (replaceWords): Added method to replace a set of
500            words by a single word. Useful for synonyms.
501    
502    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
503    
504            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
505    
506    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
507    
508            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
509            vectors. Thanks to Ariel Maguyon for his error report.
510            (removeSparseTerms): New function to remove columns from a
511            term-document matrix exceeding a sparse factor.
512    
513    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
514    
515            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
516    
517    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
518    
519            * man/sFilter.Rd: Corrected documentation on statement format (use
520            '==' instead of '=').
521    
522    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
523    
524            * R/aobjects.R (StructuredTextDocument): Inherits from
525            TextDocument.
526    
527    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
528    
529            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
530            on sparse matrices as proposed by Martin Maechler.
531    
532    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
533    
534            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
535            \pkg{filehash} version makes them deprecated.
536    
537    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
538    
539            * R/termdocmatrix.R (textvector): Stemming is now performed before
540            erasing stopwords.
541            (weightMatrix): Adapted to handle sparse matrices.
542            (TermDocMatrix): Sparse matrix is now efficiently built by
543            direct stepwise insertion of row values into it.
544    
545    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
546    
547            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
548            due to ongoing problems. For our purposes the latter is as useful
549            as the replaced package.
550    
551  2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
552    
553          * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.          * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.

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