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trunk/tm/ChangeLog revision 719, Sun Mar 18 09:24:47 2007 UTC pkg/ChangeLog revision 930, Sat Apr 11 08:49:37 2009 UTC
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1    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
2    
3            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
4    
5    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
6    
7            * R/transform.R (tmReduce): Combine multiple maps into one
8            transformation.
9    
10    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
11    
12            * R/weight.R: Remove weightLogical since it does not return a
13            dgCMatrix.
14    
15            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
16            or TermDocumentMatrix instead.
17    
18    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
19    
20            * inst/doc/extensions.Rnw: Finished vignette.
21    
22    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
23    
24            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
25            DocumentTermMatrix representations.
26    
27    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
28    
29            * R/reader.R (readXML): New reader for arbitrary XML files.
30    
31    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
32    
33            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
34            (XMLSource): New XMLSource class for arbitrary XML files.
35            (Source): New slot Vectorized.
36    
37    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
38    
39            * R/reader.R (readCustom): Experimental reader which can be
40            customized via user-defined mappings.
41    
42            * R/reader.R: Always use UTC time zone.
43    
44            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
45    
46    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
47    
48            * R/reader.R (readDOC): Options can be passed over to antiword.
49    
50            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
51            pdftotext.
52    
53    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
54    
55            * R/source.R (DirSource): Add pattern and ignore.case arguments
56            which are internally passed over to list.files().
57    
58    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
59    
60            * inst/doc/tm.Rnw: Suppress pointless loading message.
61    
62    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
63    
64            * DESCRIPTION: Speed up package loading (via moving packages not
65            strictly necessary for normal operation to Suggests instead of
66            Depends).
67    
68    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
69    
70            * R/reader.R (readNewsgroup): The date format is now configurable.
71    
72    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
73    
74            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
75    
76    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
77    
78            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
79    
80    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
81    
82            * R/source.R (DataframeSource): New source class for data frames.
83    
84            * R/source.R: Fixed non-standard call evaluation.
85    
86    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
87    
88            * R/source.R (URISource): New source class for a single document.
89    
90    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
91    
92            * R/source.R: Refactoring.
93    
94    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
95    
96            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
97            Rmpi installations more gracefully.
98    
99    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
100    
101            * R/source.R (Source): Add Length slot.
102    
103    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
104    
105            * R/AAA.R: Unify duplicated .onLoad function.
106    
107    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
108    
109            * DESCRIPTION (Suggests): Added Rmpi.
110    
111    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
112    
113            * R/source.R (getElem): Fix 'no visible binding' warning.
114    
115            * man/WeightFunction.Rd: Fix signature.
116    
117    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
118    
119            * R/weight.R: Introduce name abbreviations for weighting functions.
120    
121    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
122    
123            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
124    
125            * R/cluster.R: Provide convenience functions for using a MPI
126            cluster.
127    
128            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
129            available.
130    
131            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
132            available.
133    
134    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
135    
136            * R/textdoccol.R (lapply): Removed debug print out.
137    
138    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
139    
140            * R/reader.R (readRCV1): Improved meta data extraction from
141            Reuters Corpus Volume 1 documents.
142    
143    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
144    
145            * R/transform.R: Ensure that all mappings preserve multiline
146            structures.
147    
148    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
149    
150            * R/filter.R: Every filter has now an attribute indicating whether
151            it sould be applied to document level (doclevel).
152    
153            * R/textdoccol.R (tmFilter): Set searchFullText as new default
154            filter.
155    
156    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
157    
158            * R/transform.R (replacePatterns): Replaced removeWords by
159            replacePatterns. Suggested by Christian Buchta.
160    
161            * R/textdoccol.R (inspect): Improved formatting.
162    
163    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
164    
165            * inst/CITATION: Updated JSS article information.
166    
167            * R/textdoccol.R (setAs): Added coerce method from list to
168            corpus.
169    
170            * R/meta.R (meta): Improved meta data handling.
171    
172    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
173    
174            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
175            Christian Buchta.
176    
177            * inst/CITATION: Added template to include JSS article reference.
178    
179    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
180    
181            * R/textdoccol.R (tmMap): Introduced lazy mapping.
182    
183            * R/source.R: Added VectorSource.
184    
185    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
186    
187            * man/: Language codes should be in ISO 639-1 format.
188    
189            * R/textdoccol.R (asPlain): Preserve local meta data.
190    
191    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
192    
193            * R/textdoccol.R (writeCorpus): Function for writing a corpus
194            containing plain text documents to disk.
195    
196    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
197    
198            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
199            always set correctly.
200    
201            * R/textdoccol.R: Set load = TRUE as default for load on demand
202            since in most cases this is the wanted behaviour.
203    
204    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
205    
206            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
207    
208            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
209    
210    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
211    
212            * R/meta.R (meta): New function for consistent access to meta data
213            of document collections, repositories, and texts.
214    
215    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
216    
217            * R/: Better support for encodings.
218    
219    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
220    
221            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
222            selection when no reader argument is given.
223    
224    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
225    
226            * R/source.R (CSVSource): Now uses read.csv instead of scan
227            internally.
228    
229    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
230    
231            * R/reader.R (getReaders): Returns available reader functions.
232    
233            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
234            as default.
235    
236    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
237    
238            * R/stopwords.R (stopwords): Shortened code, removed codetools
239            variable warnings.
240    
241            * man/: Documentation for showMeta, added an example for tmMap.
242    
243            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
244            some minor typos fixed.
245    
246    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
247    
248            * R/aobjects.R (showMeta): Added method for pretty printing a
249            text document's meta data.
250    
251    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
252    
253            * R/textdoccol.R (TextDocCol): Better handling of empty
254            arguments.
255    
256            * NAMESPACE: Exported readDOC.
257    
258            * man/completeStems.Rd: Added an example.
259    
260    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
261    
262            * R/stopwords.R (stopwords): Look up .dat files at every
263            call. Allows users to modify stopword .dat files interactively.
264    
265    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
266    
267            * R/termdocmatrix.R (termFreq): Correct processing of empty
268            documents.
269    
270    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
271    
272            * man/: Updated documentation.
273    
274    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
275    
276            * R/complete.R (completeStems): Completes (heuristically) word
277            stems.
278    
279            * R/termdocmatrix.R (TermDocMatrix2): New modular
280            constructor.
281    
282            * NAMESPACE: Exported termFreq.
283    
284    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
285    
286            * R/reader.R (readDOC): Added MS Word reader (using antiword).
287    
288    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
289    
290            * R/weight.R: Weighting functions for TermDocMatrix.
291    
292    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
293    
294            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
295            functions for accessing dimension, column, and row names.
296    
297            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
298    
299    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
300    
301            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
302    
303    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
304    
305            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
306    
307    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
308    
309            * R/reader.R (readPDF): Removed manual checks for pdftotext and
310            pdfinfo. The system call gives a warning anyway.
311    
312    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
313    
314            * R/textdoccol.R (asPlain): Conversion from
315            StructuredTextDocuments to PlainTextDocuments.
316    
317    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
318    
319            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
320            for accessing term-document matrices.
321    
322            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
323            are installed.
324    
325    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
326    
327            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
328            Christian Buchta.
329    
330    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
331    
332            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
333    
334    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
335    
336            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
337    
338            * R/reader.R (readPDF): Added PDF reader.
339    
340    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
341    
342            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
343    
344            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
345    
346            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
347    
348            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
349    
350    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
351    
352            * R/distmeasure.R (dissimilarity): Replaced dists call from
353            package cba by new dist call from package proxy.
354    
355    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
356    
357            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
358    
359    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
360    
361            * R/termdocmatrix.R: require() uses the quietly option to suppress
362            loading messages.
363    
364    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
365    
366            * R/dictionary.R: Added dictionary support.
367    
368    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
369    
370            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
371            documents. This simplifies some functions, e.g., asPlain.
372    
373    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
374    
375            * inst/doc/tm.Rnw: Fixed some typos in vignette.
376    
377    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
378    
379            * R/textdoccol.R (replaceWords): Added method to replace a set of
380            words by a single word. Useful for synonyms.
381    
382    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
383    
384            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
385    
386    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
387    
388            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
389            vectors. Thanks to Ariel Maguyon for his error report.
390            (removeSparseTerms): New function to remove columns from a
391            term-document matrix exceeding a sparse factor.
392    
393    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
394    
395            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
396    
397    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
398    
399            * man/sFilter.Rd: Corrected documentation on statement format (use
400            '==' instead of '=').
401    
402    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
403    
404            * R/aobjects.R (StructuredTextDocument): Inherits from
405            TextDocument.
406    
407    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
408    
409            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
410            on sparse matrices as proposed by Martin Maechler.
411    
412    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
413    
414            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
415            \pkg{filehash} version makes them deprecated.
416    
417    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
418    
419            * R/termdocmatrix.R (textvector): Stemming is now performed before
420            erasing stopwords.
421            (weightMatrix): Adapted to handle sparse matrices.
422            (TermDocMatrix): Sparse matrix is now efficiently built by
423            direct stepwise insertion of row values into it.
424    
425    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
426    
427            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
428            due to ongoing problems. For our purposes the latter is as useful
429            as the replaced package.
430    
431    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
432    
433            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
434    
435            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
436    
437    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
438    
439            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
440            languages with available stopwords.
441    
442    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
443    
444            * inst/doc/tm.Rnw: Minor corrections in the vignette.
445    
446    2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
447    
448            * DESCRIPTION: Update to version 0.2, since a lot of new features
449            have been integrated.
450    
451            * inst/stopwords: Updated existing stopwords and added stopwords
452            for various other languages.
453    
454    2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
455    
456            * man/: Updated documentation.
457    
458            * Work/testDb.R: Script to test database stuff.
459    
460            * R/: Fixed various database related bugs. Seems to be rather
461            useable now, i.e., consider as alpha status for now.
462    
463    2007-04-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
464    
465            * R/: Fixed some bugs related to database support.
466    
467    2007-04-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
468    
469            * man/: Added a lot of examples to the manuals.
470    
471    2007-04-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
472    
473            * man/: Updated parts of the documentation.
474    
475            * R/textdoccol.R (asPlain): Added conversion from newsgroup
476            documents to plain text documents.
477    
478    2007-04-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
479    
480            * R/textdoccol.R: Finished experimental database support. Not yet
481            intensively tested.
482    
483            * R/source.R: Now each source has a default reader.
484    
485            * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
486            class anymore.
487    
488            * R/plaintextdoc.R: Custom show method for plain text documents.
489    
490            * R/aobjects.R: Added a class for structured text documents.
491    
492            * R/reader.R: Replaced remaining \code{parser} occurrences with
493            \code{reader}.
494    
495            * R/textdoccol.R (summary): Indent tags.
496    
497            * R/textdoccol.R (removePunctuation): Transform method to remove
498            punctuation marks.
499    
500    2007-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
501    
502            * R/textdoccol.R (sFilter): Simplified sFilter significantly by
503            using prescindMeta().
504    
505  2007-03-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-03-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
506    
507          * R/textdoccol.R: Improved database support.          * R/textdoccol.R: Improved database support.

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