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trunk/tm/ChangeLog revision 731, Wed Apr 11 14:01:40 2007 UTC pkg/ChangeLog revision 938, Sat Apr 25 19:05:50 2009 UTC
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1    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/termdocmatrix.R: No longer use Matrix package. This improves
4            package loading significantly.
5    
6    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
7    
8            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
9    
10    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
11    
12            * R/transform.R (tmReduce): Combine multiple maps into one
13            transformation.
14    
15    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
16    
17            * R/weight.R: Remove weightLogical since it does not return a
18            dgCMatrix.
19    
20            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
21            or TermDocumentMatrix instead.
22    
23    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
24    
25            * inst/doc/extensions.Rnw: Finished vignette.
26    
27    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
28    
29            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
30            DocumentTermMatrix representations.
31    
32    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
33    
34            * R/reader.R (readXML): New reader for arbitrary XML files.
35    
36    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
37    
38            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
39            (XMLSource): New XMLSource class for arbitrary XML files.
40            (Source): New slot Vectorized.
41    
42    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
43    
44            * R/reader.R (readCustom): Experimental reader which can be
45            customized via user-defined mappings.
46    
47            * R/reader.R: Always use UTC time zone.
48    
49            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
50    
51    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
52    
53            * R/reader.R (readDOC): Options can be passed over to antiword.
54    
55            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
56            pdftotext.
57    
58    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
59    
60            * R/source.R (DirSource): Add pattern and ignore.case arguments
61            which are internally passed over to list.files().
62    
63    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
64    
65            * inst/doc/tm.Rnw: Suppress pointless loading message.
66    
67    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
68    
69            * DESCRIPTION: Speed up package loading (via moving packages not
70            strictly necessary for normal operation to Suggests instead of
71            Depends).
72    
73    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
74    
75            * R/reader.R (readNewsgroup): The date format is now configurable.
76    
77    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
78    
79            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
80    
81    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
82    
83            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
84    
85    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
86    
87            * R/source.R (DataframeSource): New source class for data frames.
88    
89            * R/source.R: Fixed non-standard call evaluation.
90    
91    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
92    
93            * R/source.R (URISource): New source class for a single document.
94    
95    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
96    
97            * R/source.R: Refactoring.
98    
99    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
100    
101            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
102            Rmpi installations more gracefully.
103    
104    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
105    
106            * R/source.R (Source): Add Length slot.
107    
108    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
109    
110            * R/AAA.R: Unify duplicated .onLoad function.
111    
112    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
113    
114            * DESCRIPTION (Suggests): Added Rmpi.
115    
116    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
117    
118            * R/source.R (getElem): Fix 'no visible binding' warning.
119    
120            * man/WeightFunction.Rd: Fix signature.
121    
122    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
123    
124            * R/weight.R: Introduce name abbreviations for weighting functions.
125    
126    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
127    
128            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
129    
130            * R/cluster.R: Provide convenience functions for using a MPI
131            cluster.
132    
133            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
134            available.
135    
136            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
137            available.
138    
139    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
140    
141            * R/textdoccol.R (lapply): Removed debug print out.
142    
143    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
144    
145            * R/reader.R (readRCV1): Improved meta data extraction from
146            Reuters Corpus Volume 1 documents.
147    
148    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
149    
150            * R/transform.R: Ensure that all mappings preserve multiline
151            structures.
152    
153    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
154    
155            * R/filter.R: Every filter has now an attribute indicating whether
156            it sould be applied to document level (doclevel).
157    
158            * R/textdoccol.R (tmFilter): Set searchFullText as new default
159            filter.
160    
161    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
162    
163            * R/transform.R (replacePatterns): Replaced removeWords by
164            replacePatterns. Suggested by Christian Buchta.
165    
166            * R/textdoccol.R (inspect): Improved formatting.
167    
168    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
169    
170            * inst/CITATION: Updated JSS article information.
171    
172            * R/textdoccol.R (setAs): Added coerce method from list to
173            corpus.
174    
175            * R/meta.R (meta): Improved meta data handling.
176    
177    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
178    
179            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
180            Christian Buchta.
181    
182            * inst/CITATION: Added template to include JSS article reference.
183    
184    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
185    
186            * R/textdoccol.R (tmMap): Introduced lazy mapping.
187    
188            * R/source.R: Added VectorSource.
189    
190    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
191    
192            * man/: Language codes should be in ISO 639-1 format.
193    
194            * R/textdoccol.R (asPlain): Preserve local meta data.
195    
196    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
197    
198            * R/textdoccol.R (writeCorpus): Function for writing a corpus
199            containing plain text documents to disk.
200    
201    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
202    
203            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
204            always set correctly.
205    
206            * R/textdoccol.R: Set load = TRUE as default for load on demand
207            since in most cases this is the wanted behaviour.
208    
209    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
210    
211            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
212    
213            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
214    
215    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
216    
217            * R/meta.R (meta): New function for consistent access to meta data
218            of document collections, repositories, and texts.
219    
220    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
221    
222            * R/: Better support for encodings.
223    
224    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
225    
226            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
227            selection when no reader argument is given.
228    
229    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
230    
231            * R/source.R (CSVSource): Now uses read.csv instead of scan
232            internally.
233    
234    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
235    
236            * R/reader.R (getReaders): Returns available reader functions.
237    
238            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
239            as default.
240    
241    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
242    
243            * R/stopwords.R (stopwords): Shortened code, removed codetools
244            variable warnings.
245    
246            * man/: Documentation for showMeta, added an example for tmMap.
247    
248            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
249            some minor typos fixed.
250    
251    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
252    
253            * R/aobjects.R (showMeta): Added method for pretty printing a
254            text document's meta data.
255    
256    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
257    
258            * R/textdoccol.R (TextDocCol): Better handling of empty
259            arguments.
260    
261            * NAMESPACE: Exported readDOC.
262    
263            * man/completeStems.Rd: Added an example.
264    
265    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
266    
267            * R/stopwords.R (stopwords): Look up .dat files at every
268            call. Allows users to modify stopword .dat files interactively.
269    
270    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
271    
272            * R/termdocmatrix.R (termFreq): Correct processing of empty
273            documents.
274    
275    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
276    
277            * man/: Updated documentation.
278    
279    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
280    
281            * R/complete.R (completeStems): Completes (heuristically) word
282            stems.
283    
284            * R/termdocmatrix.R (TermDocMatrix2): New modular
285            constructor.
286    
287            * NAMESPACE: Exported termFreq.
288    
289    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
290    
291            * R/reader.R (readDOC): Added MS Word reader (using antiword).
292    
293    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
294    
295            * R/weight.R: Weighting functions for TermDocMatrix.
296    
297    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
298    
299            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
300            functions for accessing dimension, column, and row names.
301    
302            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
303    
304    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
305    
306            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
307    
308    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
309    
310            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
311    
312    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
313    
314            * R/reader.R (readPDF): Removed manual checks for pdftotext and
315            pdfinfo. The system call gives a warning anyway.
316    
317    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
318    
319            * R/textdoccol.R (asPlain): Conversion from
320            StructuredTextDocuments to PlainTextDocuments.
321    
322    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
323    
324            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
325            for accessing term-document matrices.
326    
327            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
328            are installed.
329    
330    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
331    
332            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
333            Christian Buchta.
334    
335    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
336    
337            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
338    
339    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
340    
341            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
342    
343            * R/reader.R (readPDF): Added PDF reader.
344    
345    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
346    
347            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
348    
349            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
350    
351            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
352    
353            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
354    
355    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
356    
357            * R/distmeasure.R (dissimilarity): Replaced dists call from
358            package cba by new dist call from package proxy.
359    
360    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
361    
362            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
363    
364    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
365    
366            * R/termdocmatrix.R: require() uses the quietly option to suppress
367            loading messages.
368    
369    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
370    
371            * R/dictionary.R: Added dictionary support.
372    
373    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
374    
375            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
376            documents. This simplifies some functions, e.g., asPlain.
377    
378    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
379    
380            * inst/doc/tm.Rnw: Fixed some typos in vignette.
381    
382    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
383    
384            * R/textdoccol.R (replaceWords): Added method to replace a set of
385            words by a single word. Useful for synonyms.
386    
387    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
388    
389            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
390    
391    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
392    
393            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
394            vectors. Thanks to Ariel Maguyon for his error report.
395            (removeSparseTerms): New function to remove columns from a
396            term-document matrix exceeding a sparse factor.
397    
398    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
399    
400            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
401    
402    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
403    
404            * man/sFilter.Rd: Corrected documentation on statement format (use
405            '==' instead of '=').
406    
407    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
408    
409            * R/aobjects.R (StructuredTextDocument): Inherits from
410            TextDocument.
411    
412    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
413    
414            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
415            on sparse matrices as proposed by Martin Maechler.
416    
417    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
418    
419            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
420            \pkg{filehash} version makes them deprecated.
421    
422    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
423    
424            * R/termdocmatrix.R (textvector): Stemming is now performed before
425            erasing stopwords.
426            (weightMatrix): Adapted to handle sparse matrices.
427            (TermDocMatrix): Sparse matrix is now efficiently built by
428            direct stepwise insertion of row values into it.
429    
430    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
431    
432            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
433            due to ongoing problems. For our purposes the latter is as useful
434            as the replaced package.
435    
436    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
437    
438            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
439    
440            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
441    
442    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
443    
444            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
445            languages with available stopwords.
446    
447    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
448    
449            * inst/doc/tm.Rnw: Minor corrections in the vignette.
450    
451  2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
452    
453          * inst/stopwords: Updated stopwords.          * DESCRIPTION: Update to version 0.2, since a lot of new features
454            have been integrated.
455    
456            * inst/stopwords: Updated existing stopwords and added stopwords
457            for various other languages.
458    
459  2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
460    

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