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trunk/tm/ChangeLog revision 738, Fri Apr 20 13:55:34 2007 UTC pkg/ChangeLog revision 1021, Tue Nov 17 16:37:22 2009 UTC
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1    2009-11-17  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/corpus.R (setOldClass): Register S3 corpus classes to be
4            recognized by S4 methods.
5    
6            * man/plot.Rd: Use \dontrun{} in \examples{} section in the hope
7            that CRAN Mac OS X builds do not fail any longer.
8    
9    2009-11-15  Ingo Feinerer  <feinerer@logic.at>
10    
11            * R/matrix.R (tokenize): Use scan(..., what = "character") instead
12            of RWeka:AlphabeticTokenizer() as default.
13    
14    2009-11-14  Ingo Feinerer  <feinerer@logic.at>
15    
16            * R/transform.R (removeWords.PlainTextDocument): Fix bug which
17            caused words at the beginning or the end of a line not to be removed. Do
18            not delete whitespace anymore.
19    
20    2009-11-12  Ingo Feinerer  <feinerer@logic.at>
21    
22            * R/source.R (DirSource): Default to working directory if no path
23            is specified.
24    
25    2009-11-11  Ingo Feinerer  <feinerer@logic.at>
26    
27            * R/source.R (DirSource): Stop on empty directories.
28    
29    2009-11-07  Ingo Feinerer  <feinerer@logic.at>
30    
31            * R/matrix.R (TermDocumentMatrix): Avoid prefixes originating from
32            named documents.
33    
34    2009-10-21  Ingo Feinerer  <feinerer@logic.at>
35    
36            * R/transform.R (removeWords): Improve regular expressions.
37    
38    2009-10-19  Ingo Feinerer  <feinerer@logic.at>
39    
40            * R/meta.R (DublinCore): Allow lower case tags.
41    
42    2009-10-09  Ingo Feinerer  <feinerer@logic.at>
43    
44            * R/source.R (GmaneSource, ReutersSource): Use xmlChildren(x)
45            instead of x$children.
46    
47    2009-09-15  Ingo Feinerer  <feinerer@logic.at>
48    
49            * R/preprocess.R (preprocessReut21578XML): Fix generated file names.
50    
51    2009-09-06  Ingo Feinerer  <feinerer@logic.at>
52    
53            * R/: Use S3 instead of S4 class system.
54    
55    2009-08-11  Ingo Feinerer  <feinerer@logic.at>
56    
57            * R/reader.R (readMail): Moved to tm.plugin.mail package.
58    
59    2009-07-04  Ingo Feinerer  <feinerer@logic.at>
60    
61            * R/reader.R (readNewsgroup): Rename to readMail as newsgroup
62            postings are basically e-mails with some extra headers.
63    
64    2009-07-03  Ingo Feinerer  <feinerer@logic.at>
65    
66            * R/transform.R: Move convertMboxEml, removeCitation,
67            removeMultipart, and removeSignature to the tm.plugin.mail package
68            since they are mainly utility functions (for handling e-mails) and
69            not very framework specific.
70    
71    2009-06-28  Ingo Feinerer  <feinerer@logic.at>
72    
73            * man/: Fix documentation.
74    
75    2009-06-26  Ingo Feinerer  <feinerer@logic.at>
76    
77            * R/reader.R (readReut21578XMLasPlain): New reader which returns a
78            plain text document instead of an XML document for texts of the
79            Reuters-21578 dataset.
80    
81            * R/sparse.R: Removed since the slam package is now available on
82            CRAN.
83    
84            * DESCRIPTION (Depends): Add slam package.
85    
86    2009-06-17  Ingo Feinerer  <feinerer@logic.at>
87    
88            * R/transform.R (stemDoc): Fix character(0) handling.
89    
90    2009-06-12  Ingo Feinerer  <feinerer@logic.at>
91    
92            * R/doc.R (show): Pretty print.
93    
94    2009-05-27  Ingo Feinerer  <feinerer@logic.at>
95    
96            * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
97            gracefully.
98    
99    2009-05-13  Ingo Feinerer  <feinerer@logic.at>
100    
101            * R/corpus.R: Make corpus virtual. Implement corpus with standard
102            and permanent storage semantics.
103    
104            * DESCRIPTION: New major release. A *lot* of improvements.
105    
106    2009-05-04   Ingo Feinerer <feinerer@logic.at>
107    
108            * NAMESPACE: Export some simple_triplet_matrix functions.
109    
110    2009-04-28   Ingo Feinerer <feinerer@logic.at>
111    
112            * R/weight.R: Adapt tf-idf to new matrix format.
113    
114    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
115    
116            * R/matrix.R: Create two distinct classes for term-document and
117            document-term matrices.
118    
119    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
120    
121            * R/termdocmatrix.R: No longer use Matrix package. This reduces
122            package start-up time significantly.
123    
124    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
125    
126            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
127    
128    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
129    
130            * R/transform.R (tmReduce): Combine multiple maps into one
131            transformation.
132    
133    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
134    
135            * R/weight.R: Remove weightLogical since it does not return a
136            dgCMatrix.
137    
138            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
139            or TermDocumentMatrix instead.
140    
141    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
142    
143            * inst/doc/extensions.Rnw: Finished vignette.
144    
145    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
146    
147            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
148            DocumentTermMatrix representations.
149    
150    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
151    
152            * R/reader.R (readXML): New reader for arbitrary XML files.
153    
154    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
155    
156            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
157            (XMLSource): New XMLSource class for arbitrary XML files.
158            (Source): New slot Vectorized.
159    
160    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
161    
162            * R/reader.R (readTabular): Experimental reader for tabular data
163            structures which can be customized via user-defined mappings.
164    
165            * R/reader.R: Always use UTC time zone.
166    
167            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
168    
169    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
170    
171            * R/reader.R (readDOC): Options can be passed over to antiword.
172    
173            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
174            pdftotext.
175    
176    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
177    
178            * R/source.R (DirSource): Add pattern and ignore.case arguments
179            which are internally passed over to list.files().
180    
181    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
182    
183            * inst/doc/tm.Rnw: Suppress pointless loading message.
184    
185    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
186    
187            * DESCRIPTION: Speed up package loading (via moving packages not
188            strictly necessary for normal operation to Suggests instead of
189            Depends).
190    
191    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
192    
193            * R/reader.R (readNewsgroup): The date format is now configurable.
194    
195    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
196    
197            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
198    
199    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
200    
201            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
202    
203    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
204    
205            * R/source.R (DataframeSource): New source class for data frames.
206    
207            * R/source.R: Fixed non-standard call evaluation.
208    
209    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
210    
211            * R/source.R (URISource): New source class for a single document.
212    
213    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
214    
215            * R/source.R: Refactoring.
216    
217    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
218    
219            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
220            Rmpi installations more gracefully.
221    
222    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
223    
224            * R/source.R (Source): Add Length slot.
225    
226    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
227    
228            * R/AAA.R: Unify duplicated .onLoad function.
229    
230    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
231    
232            * DESCRIPTION (Suggests): Added Rmpi.
233    
234    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
235    
236            * R/source.R (getElem): Fix 'no visible binding' warning.
237    
238            * man/WeightFunction.Rd: Fix signature.
239    
240    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
241    
242            * R/weight.R: Introduce name abbreviations for weighting functions.
243    
244    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
245    
246            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
247    
248            * R/cluster.R: Provide convenience functions for using a MPI
249            cluster.
250    
251            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
252            available.
253    
254            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
255            available.
256    
257    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
258    
259            * R/textdoccol.R (lapply): Removed debug print out.
260    
261    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
262    
263            * R/reader.R (readRCV1): Improved meta data extraction from
264            Reuters Corpus Volume 1 documents.
265    
266    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
267    
268            * R/transform.R: Ensure that all mappings preserve multiline
269            structures.
270    
271    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
272    
273            * R/filter.R: Every filter has now an attribute indicating whether
274            it sould be applied to document level (doclevel).
275    
276            * R/textdoccol.R (tmFilter): Set searchFullText as new default
277            filter.
278    
279    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
280    
281            * R/transform.R (replacePatterns): Replaced removeWords by
282            replacePatterns. Suggested by Christian Buchta.
283    
284            * R/textdoccol.R (inspect): Improved formatting.
285    
286    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
287    
288            * inst/CITATION: Updated JSS article information.
289    
290            * R/textdoccol.R (setAs): Added coerce method from list to
291            corpus.
292    
293            * R/meta.R (meta): Improved meta data handling.
294    
295    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
296    
297            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
298            Christian Buchta.
299    
300            * inst/CITATION: Added template to include JSS article reference.
301    
302    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
303    
304            * R/textdoccol.R (tmMap): Introduced lazy mapping.
305    
306            * R/source.R: Added VectorSource.
307    
308    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
309    
310            * man/: Language codes should be in ISO 639-1 format.
311    
312            * R/textdoccol.R (asPlain): Preserve local meta data.
313    
314    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
315    
316            * R/textdoccol.R (writeCorpus): Function for writing a corpus
317            containing plain text documents to disk.
318    
319    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
320    
321            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
322            always set correctly.
323    
324            * R/textdoccol.R: Set load = TRUE as default for load on demand
325            since in most cases this is the wanted behaviour.
326    
327    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
328    
329            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
330    
331            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
332    
333    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
334    
335            * R/meta.R (meta): New function for consistent access to meta data
336            of document collections, repositories, and texts.
337    
338    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
339    
340            * R/: Better support for encodings.
341    
342    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
343    
344            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
345            selection when no reader argument is given.
346    
347    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
348    
349            * R/source.R (CSVSource): Now uses read.csv instead of scan
350            internally.
351    
352    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
353    
354            * R/reader.R (getReaders): Returns available reader functions.
355    
356            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
357            as default.
358    
359    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
360    
361            * R/stopwords.R (stopwords): Shortened code, removed codetools
362            variable warnings.
363    
364            * man/: Documentation for showMeta, added an example for tmMap.
365    
366            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
367            some minor typos fixed.
368    
369    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
370    
371            * R/aobjects.R (showMeta): Added method for pretty printing a
372            text document's meta data.
373    
374    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
375    
376            * R/textdoccol.R (TextDocCol): Better handling of empty
377            arguments.
378    
379            * NAMESPACE: Exported readDOC.
380    
381            * man/completeStems.Rd: Added an example.
382    
383    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
384    
385            * R/stopwords.R (stopwords): Look up .dat files at every
386            call. Allows users to modify stopword .dat files interactively.
387    
388    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
389    
390            * R/termdocmatrix.R (termFreq): Correct processing of empty
391            documents.
392    
393    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
394    
395            * man/: Updated documentation.
396    
397    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
398    
399            * R/complete.R (completeStems): Completes (heuristically) word
400            stems.
401    
402            * R/termdocmatrix.R (TermDocMatrix2): New modular
403            constructor.
404    
405            * NAMESPACE: Exported termFreq.
406    
407    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
408    
409            * R/reader.R (readDOC): Added MS Word reader (using antiword).
410    
411    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
412    
413            * R/weight.R: Weighting functions for TermDocMatrix.
414    
415    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
416    
417            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
418            functions for accessing dimension, column, and row names.
419    
420            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
421    
422    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
423    
424            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
425    
426    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
427    
428            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
429    
430    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
431    
432            * R/reader.R (readPDF): Removed manual checks for pdftotext and
433            pdfinfo. The system call gives a warning anyway.
434    
435    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
436    
437            * R/textdoccol.R (asPlain): Conversion from
438            StructuredTextDocuments to PlainTextDocuments.
439    
440    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
441    
442            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
443            for accessing term-document matrices.
444    
445            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
446            are installed.
447    
448    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
449    
450            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
451            Christian Buchta.
452    
453    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
454    
455            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
456    
457    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
458    
459            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
460    
461            * R/reader.R (readPDF): Added PDF reader.
462    
463    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
464    
465            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
466    
467            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
468    
469            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
470    
471            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
472    
473    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
474    
475            * R/distmeasure.R (dissimilarity): Replaced dists call from
476            package cba by new dist call from package proxy.
477    
478    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
479    
480            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
481    
482    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
483    
484            * R/termdocmatrix.R: require() uses the quietly option to suppress
485            loading messages.
486    
487    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
488    
489            * R/dictionary.R: Added dictionary support.
490    
491    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
492    
493            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
494            documents. This simplifies some functions, e.g., asPlain.
495    
496    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
497    
498            * inst/doc/tm.Rnw: Fixed some typos in vignette.
499    
500    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
501    
502            * R/textdoccol.R (replaceWords): Added method to replace a set of
503            words by a single word. Useful for synonyms.
504    
505    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
506    
507            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
508    
509    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
510    
511            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
512            vectors. Thanks to Ariel Maguyon for his error report.
513            (removeSparseTerms): New function to remove columns from a
514            term-document matrix exceeding a sparse factor.
515    
516    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
517    
518            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
519    
520    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
521    
522            * man/sFilter.Rd: Corrected documentation on statement format (use
523            '==' instead of '=').
524    
525    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
526    
527            * R/aobjects.R (StructuredTextDocument): Inherits from
528            TextDocument.
529    
530    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
531    
532            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
533            on sparse matrices as proposed by Martin Maechler.
534    
535    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
536    
537            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
538            \pkg{filehash} version makes them deprecated.
539    
540    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
541    
542            * R/termdocmatrix.R (textvector): Stemming is now performed before
543            erasing stopwords.
544            (weightMatrix): Adapted to handle sparse matrices.
545            (TermDocMatrix): Sparse matrix is now efficiently built by
546            direct stepwise insertion of row values into it.
547    
548    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
549    
550            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
551            due to ongoing problems. For our purposes the latter is as useful
552            as the replaced package.
553    
554  2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
555    
556          * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.          * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.

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