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trunk/tm/ChangeLog revision 738, Fri Apr 20 13:55:34 2007 UTC pkg/ChangeLog revision 1018, Sun Nov 15 15:53:49 2009 UTC
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1    2009-11-14  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/transform.R (removeWords.PlainTextDocument): Fix bug which
4            caused words at the beginning or the end of a line not to be removed. Do
5            not delete whitespace anymore.
6    
7    2009-11-12  Ingo Feinerer  <feinerer@logic.at>
8    
9            * R/source.R (DirSource): Default to working directory if no path
10            is specified.
11    
12    2009-11-11  Ingo Feinerer  <feinerer@logic.at>
13    
14            * R/source.R (DirSource): Stop on empty directories.
15    
16    2009-11-07  Ingo Feinerer  <feinerer@logic.at>
17    
18            * R/matrix.R (TermDocumentMatrix): Avoid prefixes originating from
19            named documents.
20    
21    2009-10-21  Ingo Feinerer  <feinerer@logic.at>
22    
23            * R/transform.R (removeWords): Improve regular expressions.
24    
25    2009-10-19  Ingo Feinerer  <feinerer@logic.at>
26    
27            * R/meta.R (DublinCore): Allow lower case tags.
28    
29    2009-10-09  Ingo Feinerer  <feinerer@logic.at>
30    
31            * R/source.R (GmaneSource, ReutersSource): Use xmlChildren(x)
32            instead of x$children.
33    
34    2009-09-15  Ingo Feinerer  <feinerer@logic.at>
35    
36            * R/preprocess.R (preprocessReut21578XML): Fix generated file names.
37    
38    2009-09-06  Ingo Feinerer  <feinerer@logic.at>
39    
40            * R/: Use S3 instead of S4 class system.
41    
42    2009-08-11  Ingo Feinerer  <feinerer@logic.at>
43    
44            * R/reader.R (readMail): Moved to tm.plugin.mail package.
45    
46    2009-07-04  Ingo Feinerer  <feinerer@logic.at>
47    
48            * R/reader.R (readNewsgroup): Rename to readMail as newsgroup
49            postings are basically e-mails with some extra headers.
50    
51    2009-07-03  Ingo Feinerer  <feinerer@logic.at>
52    
53            * R/transform.R: Move convertMboxEml, removeCitation,
54            removeMultipart, and removeSignature to the tm.plugin.mail package
55            since they are mainly utility functions (for handling e-mails) and
56            not very framework specific.
57    
58    2009-06-28  Ingo Feinerer  <feinerer@logic.at>
59    
60            * man/: Fix documentation.
61    
62    2009-06-26  Ingo Feinerer  <feinerer@logic.at>
63    
64            * R/reader.R (readReut21578XMLasPlain): New reader which returns a
65            plain text document instead of an XML document for texts of the
66            Reuters-21578 dataset.
67    
68            * R/sparse.R: Removed since the slam package is now available on
69            CRAN.
70    
71            * DESCRIPTION (Depends): Add slam package.
72    
73    2009-06-17  Ingo Feinerer  <feinerer@logic.at>
74    
75            * R/transform.R (stemDoc): Fix character(0) handling.
76    
77    2009-06-12  Ingo Feinerer  <feinerer@logic.at>
78    
79            * R/doc.R (show): Pretty print.
80    
81    2009-05-27  Ingo Feinerer  <feinerer@logic.at>
82    
83            * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
84            gracefully.
85    
86    2009-05-13  Ingo Feinerer  <feinerer@logic.at>
87    
88            * R/corpus.R: Make corpus virtual. Implement corpus with standard
89            and permanent storage semantics.
90    
91            * DESCRIPTION: New major release. A *lot* of improvements.
92    
93    2009-05-04   Ingo Feinerer <feinerer@logic.at>
94    
95            * NAMESPACE: Export some simple_triplet_matrix functions.
96    
97    2009-04-28   Ingo Feinerer <feinerer@logic.at>
98    
99            * R/weight.R: Adapt tf-idf to new matrix format.
100    
101    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
102    
103            * R/matrix.R: Create two distinct classes for term-document and
104            document-term matrices.
105    
106    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
107    
108            * R/termdocmatrix.R: No longer use Matrix package. This reduces
109            package start-up time significantly.
110    
111    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
112    
113            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
114    
115    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
116    
117            * R/transform.R (tmReduce): Combine multiple maps into one
118            transformation.
119    
120    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
121    
122            * R/weight.R: Remove weightLogical since it does not return a
123            dgCMatrix.
124    
125            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
126            or TermDocumentMatrix instead.
127    
128    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
129    
130            * inst/doc/extensions.Rnw: Finished vignette.
131    
132    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
133    
134            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
135            DocumentTermMatrix representations.
136    
137    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
138    
139            * R/reader.R (readXML): New reader for arbitrary XML files.
140    
141    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
142    
143            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
144            (XMLSource): New XMLSource class for arbitrary XML files.
145            (Source): New slot Vectorized.
146    
147    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
148    
149            * R/reader.R (readTabular): Experimental reader for tabular data
150            structures which can be customized via user-defined mappings.
151    
152            * R/reader.R: Always use UTC time zone.
153    
154            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
155    
156    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
157    
158            * R/reader.R (readDOC): Options can be passed over to antiword.
159    
160            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
161            pdftotext.
162    
163    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
164    
165            * R/source.R (DirSource): Add pattern and ignore.case arguments
166            which are internally passed over to list.files().
167    
168    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
169    
170            * inst/doc/tm.Rnw: Suppress pointless loading message.
171    
172    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
173    
174            * DESCRIPTION: Speed up package loading (via moving packages not
175            strictly necessary for normal operation to Suggests instead of
176            Depends).
177    
178    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
179    
180            * R/reader.R (readNewsgroup): The date format is now configurable.
181    
182    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
183    
184            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
185    
186    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
187    
188            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
189    
190    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
191    
192            * R/source.R (DataframeSource): New source class for data frames.
193    
194            * R/source.R: Fixed non-standard call evaluation.
195    
196    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
197    
198            * R/source.R (URISource): New source class for a single document.
199    
200    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
201    
202            * R/source.R: Refactoring.
203    
204    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
205    
206            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
207            Rmpi installations more gracefully.
208    
209    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
210    
211            * R/source.R (Source): Add Length slot.
212    
213    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
214    
215            * R/AAA.R: Unify duplicated .onLoad function.
216    
217    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
218    
219            * DESCRIPTION (Suggests): Added Rmpi.
220    
221    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
222    
223            * R/source.R (getElem): Fix 'no visible binding' warning.
224    
225            * man/WeightFunction.Rd: Fix signature.
226    
227    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
228    
229            * R/weight.R: Introduce name abbreviations for weighting functions.
230    
231    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
232    
233            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
234    
235            * R/cluster.R: Provide convenience functions for using a MPI
236            cluster.
237    
238            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
239            available.
240    
241            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
242            available.
243    
244    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
245    
246            * R/textdoccol.R (lapply): Removed debug print out.
247    
248    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
249    
250            * R/reader.R (readRCV1): Improved meta data extraction from
251            Reuters Corpus Volume 1 documents.
252    
253    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
254    
255            * R/transform.R: Ensure that all mappings preserve multiline
256            structures.
257    
258    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
259    
260            * R/filter.R: Every filter has now an attribute indicating whether
261            it sould be applied to document level (doclevel).
262    
263            * R/textdoccol.R (tmFilter): Set searchFullText as new default
264            filter.
265    
266    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
267    
268            * R/transform.R (replacePatterns): Replaced removeWords by
269            replacePatterns. Suggested by Christian Buchta.
270    
271            * R/textdoccol.R (inspect): Improved formatting.
272    
273    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
274    
275            * inst/CITATION: Updated JSS article information.
276    
277            * R/textdoccol.R (setAs): Added coerce method from list to
278            corpus.
279    
280            * R/meta.R (meta): Improved meta data handling.
281    
282    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
283    
284            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
285            Christian Buchta.
286    
287            * inst/CITATION: Added template to include JSS article reference.
288    
289    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
290    
291            * R/textdoccol.R (tmMap): Introduced lazy mapping.
292    
293            * R/source.R: Added VectorSource.
294    
295    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
296    
297            * man/: Language codes should be in ISO 639-1 format.
298    
299            * R/textdoccol.R (asPlain): Preserve local meta data.
300    
301    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
302    
303            * R/textdoccol.R (writeCorpus): Function for writing a corpus
304            containing plain text documents to disk.
305    
306    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
307    
308            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
309            always set correctly.
310    
311            * R/textdoccol.R: Set load = TRUE as default for load on demand
312            since in most cases this is the wanted behaviour.
313    
314    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
315    
316            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
317    
318            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
319    
320    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
321    
322            * R/meta.R (meta): New function for consistent access to meta data
323            of document collections, repositories, and texts.
324    
325    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
326    
327            * R/: Better support for encodings.
328    
329    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
330    
331            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
332            selection when no reader argument is given.
333    
334    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
335    
336            * R/source.R (CSVSource): Now uses read.csv instead of scan
337            internally.
338    
339    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
340    
341            * R/reader.R (getReaders): Returns available reader functions.
342    
343            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
344            as default.
345    
346    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
347    
348            * R/stopwords.R (stopwords): Shortened code, removed codetools
349            variable warnings.
350    
351            * man/: Documentation for showMeta, added an example for tmMap.
352    
353            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
354            some minor typos fixed.
355    
356    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
357    
358            * R/aobjects.R (showMeta): Added method for pretty printing a
359            text document's meta data.
360    
361    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
362    
363            * R/textdoccol.R (TextDocCol): Better handling of empty
364            arguments.
365    
366            * NAMESPACE: Exported readDOC.
367    
368            * man/completeStems.Rd: Added an example.
369    
370    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
371    
372            * R/stopwords.R (stopwords): Look up .dat files at every
373            call. Allows users to modify stopword .dat files interactively.
374    
375    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
376    
377            * R/termdocmatrix.R (termFreq): Correct processing of empty
378            documents.
379    
380    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
381    
382            * man/: Updated documentation.
383    
384    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
385    
386            * R/complete.R (completeStems): Completes (heuristically) word
387            stems.
388    
389            * R/termdocmatrix.R (TermDocMatrix2): New modular
390            constructor.
391    
392            * NAMESPACE: Exported termFreq.
393    
394    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
395    
396            * R/reader.R (readDOC): Added MS Word reader (using antiword).
397    
398    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
399    
400            * R/weight.R: Weighting functions for TermDocMatrix.
401    
402    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
403    
404            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
405            functions for accessing dimension, column, and row names.
406    
407            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
408    
409    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
410    
411            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
412    
413    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
414    
415            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
416    
417    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
418    
419            * R/reader.R (readPDF): Removed manual checks for pdftotext and
420            pdfinfo. The system call gives a warning anyway.
421    
422    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
423    
424            * R/textdoccol.R (asPlain): Conversion from
425            StructuredTextDocuments to PlainTextDocuments.
426    
427    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
428    
429            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
430            for accessing term-document matrices.
431    
432            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
433            are installed.
434    
435    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
436    
437            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
438            Christian Buchta.
439    
440    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
441    
442            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
443    
444    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
445    
446            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
447    
448            * R/reader.R (readPDF): Added PDF reader.
449    
450    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
451    
452            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
453    
454            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
455    
456            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
457    
458            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
459    
460    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
461    
462            * R/distmeasure.R (dissimilarity): Replaced dists call from
463            package cba by new dist call from package proxy.
464    
465    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
466    
467            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
468    
469    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
470    
471            * R/termdocmatrix.R: require() uses the quietly option to suppress
472            loading messages.
473    
474    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
475    
476            * R/dictionary.R: Added dictionary support.
477    
478    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
479    
480            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
481            documents. This simplifies some functions, e.g., asPlain.
482    
483    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
484    
485            * inst/doc/tm.Rnw: Fixed some typos in vignette.
486    
487    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
488    
489            * R/textdoccol.R (replaceWords): Added method to replace a set of
490            words by a single word. Useful for synonyms.
491    
492    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
493    
494            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
495    
496    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
497    
498            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
499            vectors. Thanks to Ariel Maguyon for his error report.
500            (removeSparseTerms): New function to remove columns from a
501            term-document matrix exceeding a sparse factor.
502    
503    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
504    
505            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
506    
507    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
508    
509            * man/sFilter.Rd: Corrected documentation on statement format (use
510            '==' instead of '=').
511    
512    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
513    
514            * R/aobjects.R (StructuredTextDocument): Inherits from
515            TextDocument.
516    
517    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
518    
519            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
520            on sparse matrices as proposed by Martin Maechler.
521    
522    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
523    
524            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
525            \pkg{filehash} version makes them deprecated.
526    
527    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
528    
529            * R/termdocmatrix.R (textvector): Stemming is now performed before
530            erasing stopwords.
531            (weightMatrix): Adapted to handle sparse matrices.
532            (TermDocMatrix): Sparse matrix is now efficiently built by
533            direct stepwise insertion of row values into it.
534    
535    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
536    
537            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
538            due to ongoing problems. For our purposes the latter is as useful
539            as the replaced package.
540    
541  2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
542    
543          * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.          * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.

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