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revision 719, Sun Mar 18 09:24:47 2007 UTC revision 875, Sat Dec 6 13:25:03 2008 UTC
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1    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/source.R: Fixed non-standard call evaluation.
4    
5    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
6    
7            * R/source.R (URISource): New source class for a single document.
8    
9    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
10    
11            * R/source.R: Refactoring.
12    
13    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
14    
15            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
16            Rmpi installations more gracefully.
17    
18    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
19    
20            * R/source.R (Source): Add Length slot.
21    
22    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
23    
24            * R/AAA.R: Unify duplicated .onLoad function.
25    
26    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
27    
28            * DESCRIPTION (Suggests): Added Rmpi.
29    
30    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
31    
32            * R/source.R (getElem): Fix 'no visible binding' warning.
33    
34            * man/WeightFunction.Rd: Fix signature.
35    
36    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
37    
38            * R/weight.R: Introduce name abbreviations for weighting functions.
39    
40    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
41    
42            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
43    
44            * R/cluster.R: Provide convenience functions for using a MPI
45            cluster.
46    
47            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
48            available.
49    
50            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
51            available.
52    
53    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
54    
55            * R/textdoccol.R (lapply): Removed debug print out.
56    
57    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
58    
59            * R/reader.R (readRCV1): Improved meta data extraction from
60            Reuters Corpus Volume 1 documents.
61    
62    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
63    
64            * R/transform.R: Ensure that all mappings preserve multiline
65            structures.
66    
67    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
68    
69            * R/filter.R: Every filter has now an attribute indicating whether
70            it sould be applied to document level (doclevel).
71    
72            * R/textdoccol.R (tmFilter): Set searchFullText as new default
73            filter.
74    
75    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
76    
77            * R/transform.R (replacePatterns): Replaced removeWords by
78            replacePatterns. Suggested by Christian Buchta.
79    
80            * R/textdoccol.R (inspect): Improved formatting.
81    
82    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
83    
84            * inst/CITATION: Updated JSS article information.
85    
86            * R/textdoccol.R (setAs): Added coerce method from list to
87            corpus.
88    
89            * R/meta.R (meta): Improved meta data handling.
90    
91    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
92    
93            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
94            Christian Buchta.
95    
96            * inst/CITATION: Added template to include JSS article reference.
97    
98    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
99    
100            * R/textdoccol.R (tmMap): Introduced lazy mapping.
101    
102            * R/source.R: Added VectorSource.
103    
104    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
105    
106            * man/: Language codes should be in ISO 639-1 format.
107    
108            * R/textdoccol.R (asPlain): Preserve local meta data.
109    
110    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
111    
112            * R/textdoccol.R (writeCorpus): Function for writing a corpus
113            containing plain text documents to disk.
114    
115    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
116    
117            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
118            always set correctly.
119    
120            * R/textdoccol.R: Set load = TRUE as default for load on demand
121            since in most cases this is the wanted behaviour.
122    
123    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
124    
125            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
126    
127            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
128    
129    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
130    
131            * R/meta.R (meta): New function for consistent access to meta data
132            of document collections, repositories, and texts.
133    
134    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
135    
136            * R/: Better support for encodings.
137    
138    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
139    
140            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
141            selection when no reader argument is given.
142    
143    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
144    
145            * R/source.R (CSVSource): Now uses read.csv instead of scan
146            internally.
147    
148    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
149    
150            * R/reader.R (getReaders): Returns available reader functions.
151    
152            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
153            as default.
154    
155    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
156    
157            * R/stopwords.R (stopwords): Shortened code, removed codetools
158            variable warnings.
159    
160            * man/: Documentation for showMeta, added an example for tmMap.
161    
162            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
163            some minor typos fixed.
164    
165    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
166    
167            * R/aobjects.R (showMeta): Added method for pretty printing a
168            text document's meta data.
169    
170    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
171    
172            * R/textdoccol.R (TextDocCol): Better handling of empty
173            arguments.
174    
175            * NAMESPACE: Exported readDOC.
176    
177            * man/completeStems.Rd: Added an example.
178    
179    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
180    
181            * R/stopwords.R (stopwords): Look up .dat files at every
182            call. Allows users to modify stopword .dat files interactively.
183    
184    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
185    
186            * R/termdocmatrix.R (termFreq): Correct processing of empty
187            documents.
188    
189    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
190    
191            * man/: Updated documentation.
192    
193    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
194    
195            * R/complete.R (completeStems): Completes (heuristically) word
196            stems.
197    
198            * R/termdocmatrix.R (TermDocMatrix2): New modular
199            constructor.
200    
201            * NAMESPACE: Exported termFreq.
202    
203    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
204    
205            * R/reader.R (readDOC): Added MS Word reader (using antiword).
206    
207    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
208    
209            * R/weight.R: Weighting functions for TermDocMatrix.
210    
211    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
212    
213            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
214            functions for accessing dimension, column, and row names.
215    
216            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
217    
218    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
219    
220            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
221    
222    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
223    
224            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
225    
226    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
227    
228            * R/reader.R (readPDF): Removed manual checks for pdftotext and
229            pdfinfo. The system call gives a warning anyway.
230    
231    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
232    
233            * R/textdoccol.R (asPlain): Conversion from
234            StructuredTextDocuments to PlainTextDocuments.
235    
236    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
237    
238            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
239            for accessing term-document matrices.
240    
241            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
242            are installed.
243    
244    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
245    
246            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
247            Christian Buchta.
248    
249    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
250    
251            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
252    
253    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
254    
255            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
256    
257            * R/reader.R (readPDF): Added PDF reader.
258    
259    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
260    
261            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
262    
263            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
264    
265            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
266    
267            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
268    
269    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
270    
271            * R/distmeasure.R (dissimilarity): Replaced dists call from
272            package cba by new dist call from package proxy.
273    
274    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
275    
276            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
277    
278    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
279    
280            * R/termdocmatrix.R: require() uses the quietly option to suppress
281            loading messages.
282    
283    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
284    
285            * R/dictionary.R: Added dictionary support.
286    
287    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
288    
289            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
290            documents. This simplifies some functions, e.g., asPlain.
291    
292    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
293    
294            * inst/doc/tm.Rnw: Fixed some typos in vignette.
295    
296    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
297    
298            * R/textdoccol.R (replaceWords): Added method to replace a set of
299            words by a single word. Useful for synonyms.
300    
301    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
302    
303            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
304    
305    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
306    
307            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
308            vectors. Thanks to Ariel Maguyon for his error report.
309            (removeSparseTerms): New function to remove columns from a
310            term-document matrix exceeding a sparse factor.
311    
312    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
313    
314            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
315    
316    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
317    
318            * man/sFilter.Rd: Corrected documentation on statement format (use
319            '==' instead of '=').
320    
321    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
322    
323            * R/aobjects.R (StructuredTextDocument): Inherits from
324            TextDocument.
325    
326    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
327    
328            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
329            on sparse matrices as proposed by Martin Maechler.
330    
331    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
332    
333            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
334            \pkg{filehash} version makes them deprecated.
335    
336    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
337    
338            * R/termdocmatrix.R (textvector): Stemming is now performed before
339            erasing stopwords.
340            (weightMatrix): Adapted to handle sparse matrices.
341            (TermDocMatrix): Sparse matrix is now efficiently built by
342            direct stepwise insertion of row values into it.
343    
344    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
345    
346            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
347            due to ongoing problems. For our purposes the latter is as useful
348            as the replaced package.
349    
350    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
351    
352            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
353    
354            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
355    
356    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
357    
358            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
359            languages with available stopwords.
360    
361    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
362    
363            * inst/doc/tm.Rnw: Minor corrections in the vignette.
364    
365    2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
366    
367            * DESCRIPTION: Update to version 0.2, since a lot of new features
368            have been integrated.
369    
370            * inst/stopwords: Updated existing stopwords and added stopwords
371            for various other languages.
372    
373    2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
374    
375            * man/: Updated documentation.
376    
377            * Work/testDb.R: Script to test database stuff.
378    
379            * R/: Fixed various database related bugs. Seems to be rather
380            useable now, i.e., consider as alpha status for now.
381    
382    2007-04-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
383    
384            * R/: Fixed some bugs related to database support.
385    
386    2007-04-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
387    
388            * man/: Added a lot of examples to the manuals.
389    
390    2007-04-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
391    
392            * man/: Updated parts of the documentation.
393    
394            * R/textdoccol.R (asPlain): Added conversion from newsgroup
395            documents to plain text documents.
396    
397    2007-04-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
398    
399            * R/textdoccol.R: Finished experimental database support. Not yet
400            intensively tested.
401    
402            * R/source.R: Now each source has a default reader.
403    
404            * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
405            class anymore.
406    
407            * R/plaintextdoc.R: Custom show method for plain text documents.
408    
409            * R/aobjects.R: Added a class for structured text documents.
410    
411            * R/reader.R: Replaced remaining \code{parser} occurrences with
412            \code{reader}.
413    
414            * R/textdoccol.R (summary): Indent tags.
415    
416            * R/textdoccol.R (removePunctuation): Transform method to remove
417            punctuation marks.
418    
419    2007-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
420    
421            * R/textdoccol.R (sFilter): Simplified sFilter significantly by
422            using prescindMeta().
423    
424  2007-03-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-03-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
425    
426          * R/textdoccol.R: Improved database support.          * R/textdoccol.R: Improved database support.

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