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trunk/tm/ChangeLog revision 738, Fri Apr 20 13:55:34 2007 UTC pkg/ChangeLog revision 981, Fri Aug 7 09:04:37 2009 UTC
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1    2009-07-04  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/reader.R (readNewsgroup): Rename to readMail as newsgroup
4            postings are basically e-mails with some extra headers.
5    
6    2009-07-03  Ingo Feinerer  <feinerer@logic.at>
7    
8            * R/transform.R: Move convertMboxEml, removeCitation,
9            removeMultipart, and removeSignature to the tm.plugin.mail package
10            since they are mainly utility functions (for handling e-mails) and
11            not very framework specific.
12    
13    2009-06-28  Ingo Feinerer  <feinerer@logic.at>
14    
15            * man/: Fix documentation.
16    
17    2009-06-26  Ingo Feinerer  <feinerer@logic.at>
18    
19            * R/reader.R (readReut21578XMLasPlain): New reader which returns a
20            plain text document instead of an XML document for texts of the
21            Reuters-21578 dataset.
22    
23            * R/sparse.R: Removed since the slam package is now available on
24            CRAN.
25    
26            * DESCRIPTION (Depends): Add slam package.
27    
28    2009-06-17  Ingo Feinerer  <feinerer@logic.at>
29    
30            * R/transform.R (stemDoc): Fix character(0) handling.
31    
32    2009-06-12  Ingo Feinerer  <feinerer@logic.at>
33    
34            * R/doc.R (show): Pretty print.
35    
36    2009-05-27  Ingo Feinerer  <feinerer@logic.at>
37    
38            * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
39            gracefully.
40    
41    2009-05-13  Ingo Feinerer  <feinerer@logic.at>
42    
43            * R/corpus.R: Make corpus virtual. Implement corpus with standard
44            and permanent storage semantics.
45    
46            * DESCRIPTION: New major release. A *lot* of improvements.
47    
48    2009-05-04   Ingo Feinerer <feinerer@logic.at>
49    
50            * NAMESPACE: Export some simple_triplet_matrix functions.
51    
52    2009-04-28   Ingo Feinerer <feinerer@logic.at>
53    
54            * R/weight.R: Adapt tf-idf to new matrix format.
55    
56    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
57    
58            * R/matrix.R: Create two distinct classes for term-document and
59            document-term matrices.
60    
61    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
62    
63            * R/termdocmatrix.R: No longer use Matrix package. This reduces
64            package start-up time significantly.
65    
66    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
67    
68            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
69    
70    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
71    
72            * R/transform.R (tmReduce): Combine multiple maps into one
73            transformation.
74    
75    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
76    
77            * R/weight.R: Remove weightLogical since it does not return a
78            dgCMatrix.
79    
80            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
81            or TermDocumentMatrix instead.
82    
83    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
84    
85            * inst/doc/extensions.Rnw: Finished vignette.
86    
87    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
88    
89            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
90            DocumentTermMatrix representations.
91    
92    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
93    
94            * R/reader.R (readXML): New reader for arbitrary XML files.
95    
96    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
97    
98            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
99            (XMLSource): New XMLSource class for arbitrary XML files.
100            (Source): New slot Vectorized.
101    
102    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
103    
104            * R/reader.R (readTabular): Experimental reader for tabular data
105            structures which can be customized via user-defined mappings.
106    
107            * R/reader.R: Always use UTC time zone.
108    
109            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
110    
111    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
112    
113            * R/reader.R (readDOC): Options can be passed over to antiword.
114    
115            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
116            pdftotext.
117    
118    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
119    
120            * R/source.R (DirSource): Add pattern and ignore.case arguments
121            which are internally passed over to list.files().
122    
123    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
124    
125            * inst/doc/tm.Rnw: Suppress pointless loading message.
126    
127    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
128    
129            * DESCRIPTION: Speed up package loading (via moving packages not
130            strictly necessary for normal operation to Suggests instead of
131            Depends).
132    
133    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
134    
135            * R/reader.R (readNewsgroup): The date format is now configurable.
136    
137    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
138    
139            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
140    
141    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
142    
143            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
144    
145    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
146    
147            * R/source.R (DataframeSource): New source class for data frames.
148    
149            * R/source.R: Fixed non-standard call evaluation.
150    
151    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
152    
153            * R/source.R (URISource): New source class for a single document.
154    
155    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
156    
157            * R/source.R: Refactoring.
158    
159    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
160    
161            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
162            Rmpi installations more gracefully.
163    
164    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
165    
166            * R/source.R (Source): Add Length slot.
167    
168    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
169    
170            * R/AAA.R: Unify duplicated .onLoad function.
171    
172    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
173    
174            * DESCRIPTION (Suggests): Added Rmpi.
175    
176    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
177    
178            * R/source.R (getElem): Fix 'no visible binding' warning.
179    
180            * man/WeightFunction.Rd: Fix signature.
181    
182    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
183    
184            * R/weight.R: Introduce name abbreviations for weighting functions.
185    
186    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
187    
188            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
189    
190            * R/cluster.R: Provide convenience functions for using a MPI
191            cluster.
192    
193            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
194            available.
195    
196            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
197            available.
198    
199    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
200    
201            * R/textdoccol.R (lapply): Removed debug print out.
202    
203    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
204    
205            * R/reader.R (readRCV1): Improved meta data extraction from
206            Reuters Corpus Volume 1 documents.
207    
208    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
209    
210            * R/transform.R: Ensure that all mappings preserve multiline
211            structures.
212    
213    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
214    
215            * R/filter.R: Every filter has now an attribute indicating whether
216            it sould be applied to document level (doclevel).
217    
218            * R/textdoccol.R (tmFilter): Set searchFullText as new default
219            filter.
220    
221    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
222    
223            * R/transform.R (replacePatterns): Replaced removeWords by
224            replacePatterns. Suggested by Christian Buchta.
225    
226            * R/textdoccol.R (inspect): Improved formatting.
227    
228    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
229    
230            * inst/CITATION: Updated JSS article information.
231    
232            * R/textdoccol.R (setAs): Added coerce method from list to
233            corpus.
234    
235            * R/meta.R (meta): Improved meta data handling.
236    
237    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
238    
239            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
240            Christian Buchta.
241    
242            * inst/CITATION: Added template to include JSS article reference.
243    
244    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
245    
246            * R/textdoccol.R (tmMap): Introduced lazy mapping.
247    
248            * R/source.R: Added VectorSource.
249    
250    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
251    
252            * man/: Language codes should be in ISO 639-1 format.
253    
254            * R/textdoccol.R (asPlain): Preserve local meta data.
255    
256    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
257    
258            * R/textdoccol.R (writeCorpus): Function for writing a corpus
259            containing plain text documents to disk.
260    
261    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
262    
263            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
264            always set correctly.
265    
266            * R/textdoccol.R: Set load = TRUE as default for load on demand
267            since in most cases this is the wanted behaviour.
268    
269    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
270    
271            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
272    
273            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
274    
275    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
276    
277            * R/meta.R (meta): New function for consistent access to meta data
278            of document collections, repositories, and texts.
279    
280    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
281    
282            * R/: Better support for encodings.
283    
284    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
285    
286            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
287            selection when no reader argument is given.
288    
289    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
290    
291            * R/source.R (CSVSource): Now uses read.csv instead of scan
292            internally.
293    
294    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
295    
296            * R/reader.R (getReaders): Returns available reader functions.
297    
298            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
299            as default.
300    
301    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
302    
303            * R/stopwords.R (stopwords): Shortened code, removed codetools
304            variable warnings.
305    
306            * man/: Documentation for showMeta, added an example for tmMap.
307    
308            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
309            some minor typos fixed.
310    
311    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
312    
313            * R/aobjects.R (showMeta): Added method for pretty printing a
314            text document's meta data.
315    
316    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
317    
318            * R/textdoccol.R (TextDocCol): Better handling of empty
319            arguments.
320    
321            * NAMESPACE: Exported readDOC.
322    
323            * man/completeStems.Rd: Added an example.
324    
325    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
326    
327            * R/stopwords.R (stopwords): Look up .dat files at every
328            call. Allows users to modify stopword .dat files interactively.
329    
330    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
331    
332            * R/termdocmatrix.R (termFreq): Correct processing of empty
333            documents.
334    
335    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
336    
337            * man/: Updated documentation.
338    
339    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
340    
341            * R/complete.R (completeStems): Completes (heuristically) word
342            stems.
343    
344            * R/termdocmatrix.R (TermDocMatrix2): New modular
345            constructor.
346    
347            * NAMESPACE: Exported termFreq.
348    
349    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
350    
351            * R/reader.R (readDOC): Added MS Word reader (using antiword).
352    
353    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
354    
355            * R/weight.R: Weighting functions for TermDocMatrix.
356    
357    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
358    
359            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
360            functions for accessing dimension, column, and row names.
361    
362            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
363    
364    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
365    
366            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
367    
368    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
369    
370            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
371    
372    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
373    
374            * R/reader.R (readPDF): Removed manual checks for pdftotext and
375            pdfinfo. The system call gives a warning anyway.
376    
377    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
378    
379            * R/textdoccol.R (asPlain): Conversion from
380            StructuredTextDocuments to PlainTextDocuments.
381    
382    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
383    
384            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
385            for accessing term-document matrices.
386    
387            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
388            are installed.
389    
390    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
391    
392            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
393            Christian Buchta.
394    
395    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
396    
397            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
398    
399    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
400    
401            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
402    
403            * R/reader.R (readPDF): Added PDF reader.
404    
405    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
406    
407            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
408    
409            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
410    
411            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
412    
413            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
414    
415    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
416    
417            * R/distmeasure.R (dissimilarity): Replaced dists call from
418            package cba by new dist call from package proxy.
419    
420    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
421    
422            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
423    
424    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
425    
426            * R/termdocmatrix.R: require() uses the quietly option to suppress
427            loading messages.
428    
429    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
430    
431            * R/dictionary.R: Added dictionary support.
432    
433    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
434    
435            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
436            documents. This simplifies some functions, e.g., asPlain.
437    
438    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
439    
440            * inst/doc/tm.Rnw: Fixed some typos in vignette.
441    
442    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
443    
444            * R/textdoccol.R (replaceWords): Added method to replace a set of
445            words by a single word. Useful for synonyms.
446    
447    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
448    
449            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
450    
451    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
452    
453            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
454            vectors. Thanks to Ariel Maguyon for his error report.
455            (removeSparseTerms): New function to remove columns from a
456            term-document matrix exceeding a sparse factor.
457    
458    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
459    
460            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
461    
462    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
463    
464            * man/sFilter.Rd: Corrected documentation on statement format (use
465            '==' instead of '=').
466    
467    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
468    
469            * R/aobjects.R (StructuredTextDocument): Inherits from
470            TextDocument.
471    
472    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
473    
474            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
475            on sparse matrices as proposed by Martin Maechler.
476    
477    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
478    
479            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
480            \pkg{filehash} version makes them deprecated.
481    
482    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
483    
484            * R/termdocmatrix.R (textvector): Stemming is now performed before
485            erasing stopwords.
486            (weightMatrix): Adapted to handle sparse matrices.
487            (TermDocMatrix): Sparse matrix is now efficiently built by
488            direct stepwise insertion of row values into it.
489    
490    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
491    
492            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
493            due to ongoing problems. For our purposes the latter is as useful
494            as the replaced package.
495    
496  2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
497    
498          * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.          * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.

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