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trunk/tm/ChangeLog revision 731, Wed Apr 11 14:01:40 2007 UTC pkg/ChangeLog revision 923, Fri Apr 3 08:07:20 2009 UTC
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1    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/termdocmatrix.R: Further work on new TermDocumentMatrix.
4    
5    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
6    
7            * inst/doc/extensions.Rnw: Finished vignette.
8    
9    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
10    
11            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
12            DocumentTermMatrix representations.
13    
14    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
15    
16            * R/reader.R (readXML): New reader for arbitrary XML files.
17    
18    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
19    
20            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
21            (XMLSource): New XMLSource class for arbitrary XML files.
22            (Source): New slot Vectorized.
23    
24    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
25    
26            * R/reader.R (readCustom): Experimental reader which can be
27            customized via user-defined mappings.
28    
29            * R/reader.R: Always use UTC time zone.
30    
31            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
32    
33    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
34    
35            * R/reader.R (readDOC): Options can be passed over to antiword.
36    
37            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
38            pdftotext.
39    
40    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
41    
42            * R/source.R (DirSource): Add pattern and ignore.case arguments
43            which are internally passed over to list.files().
44    
45    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
46    
47            * inst/doc/tm.Rnw: Suppress pointless loading message.
48    
49    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
50    
51            * DESCRIPTION: Speed up package loading (via moving packages not
52            strictly necessary for normal operation to Suggests instead of
53            Depends).
54    
55    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
56    
57            * R/reader.R (readNewsgroup): The date format is now configurable.
58    
59    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
60    
61            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
62    
63    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
64    
65            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
66    
67    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
68    
69            * R/source.R (DataframeSource): New source class for data frames.
70    
71            * R/source.R: Fixed non-standard call evaluation.
72    
73    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
74    
75            * R/source.R (URISource): New source class for a single document.
76    
77    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
78    
79            * R/source.R: Refactoring.
80    
81    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
82    
83            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
84            Rmpi installations more gracefully.
85    
86    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
87    
88            * R/source.R (Source): Add Length slot.
89    
90    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
91    
92            * R/AAA.R: Unify duplicated .onLoad function.
93    
94    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
95    
96            * DESCRIPTION (Suggests): Added Rmpi.
97    
98    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
99    
100            * R/source.R (getElem): Fix 'no visible binding' warning.
101    
102            * man/WeightFunction.Rd: Fix signature.
103    
104    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
105    
106            * R/weight.R: Introduce name abbreviations for weighting functions.
107    
108    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
109    
110            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
111    
112            * R/cluster.R: Provide convenience functions for using a MPI
113            cluster.
114    
115            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
116            available.
117    
118            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
119            available.
120    
121    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
122    
123            * R/textdoccol.R (lapply): Removed debug print out.
124    
125    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
126    
127            * R/reader.R (readRCV1): Improved meta data extraction from
128            Reuters Corpus Volume 1 documents.
129    
130    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
131    
132            * R/transform.R: Ensure that all mappings preserve multiline
133            structures.
134    
135    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
136    
137            * R/filter.R: Every filter has now an attribute indicating whether
138            it sould be applied to document level (doclevel).
139    
140            * R/textdoccol.R (tmFilter): Set searchFullText as new default
141            filter.
142    
143    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
144    
145            * R/transform.R (replacePatterns): Replaced removeWords by
146            replacePatterns. Suggested by Christian Buchta.
147    
148            * R/textdoccol.R (inspect): Improved formatting.
149    
150    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
151    
152            * inst/CITATION: Updated JSS article information.
153    
154            * R/textdoccol.R (setAs): Added coerce method from list to
155            corpus.
156    
157            * R/meta.R (meta): Improved meta data handling.
158    
159    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
160    
161            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
162            Christian Buchta.
163    
164            * inst/CITATION: Added template to include JSS article reference.
165    
166    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
167    
168            * R/textdoccol.R (tmMap): Introduced lazy mapping.
169    
170            * R/source.R: Added VectorSource.
171    
172    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
173    
174            * man/: Language codes should be in ISO 639-1 format.
175    
176            * R/textdoccol.R (asPlain): Preserve local meta data.
177    
178    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
179    
180            * R/textdoccol.R (writeCorpus): Function for writing a corpus
181            containing plain text documents to disk.
182    
183    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
184    
185            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
186            always set correctly.
187    
188            * R/textdoccol.R: Set load = TRUE as default for load on demand
189            since in most cases this is the wanted behaviour.
190    
191    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
192    
193            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
194    
195            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
196    
197    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
198    
199            * R/meta.R (meta): New function for consistent access to meta data
200            of document collections, repositories, and texts.
201    
202    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
203    
204            * R/: Better support for encodings.
205    
206    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
207    
208            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
209            selection when no reader argument is given.
210    
211    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
212    
213            * R/source.R (CSVSource): Now uses read.csv instead of scan
214            internally.
215    
216    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
217    
218            * R/reader.R (getReaders): Returns available reader functions.
219    
220            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
221            as default.
222    
223    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
224    
225            * R/stopwords.R (stopwords): Shortened code, removed codetools
226            variable warnings.
227    
228            * man/: Documentation for showMeta, added an example for tmMap.
229    
230            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
231            some minor typos fixed.
232    
233    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
234    
235            * R/aobjects.R (showMeta): Added method for pretty printing a
236            text document's meta data.
237    
238    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
239    
240            * R/textdoccol.R (TextDocCol): Better handling of empty
241            arguments.
242    
243            * NAMESPACE: Exported readDOC.
244    
245            * man/completeStems.Rd: Added an example.
246    
247    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
248    
249            * R/stopwords.R (stopwords): Look up .dat files at every
250            call. Allows users to modify stopword .dat files interactively.
251    
252    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
253    
254            * R/termdocmatrix.R (termFreq): Correct processing of empty
255            documents.
256    
257    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
258    
259            * man/: Updated documentation.
260    
261    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
262    
263            * R/complete.R (completeStems): Completes (heuristically) word
264            stems.
265    
266            * R/termdocmatrix.R (TermDocMatrix2): New modular
267            constructor.
268    
269            * NAMESPACE: Exported termFreq.
270    
271    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
272    
273            * R/reader.R (readDOC): Added MS Word reader (using antiword).
274    
275    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
276    
277            * R/weight.R: Weighting functions for TermDocMatrix.
278    
279    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
280    
281            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
282            functions for accessing dimension, column, and row names.
283    
284            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
285    
286    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
287    
288            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
289    
290    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
291    
292            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
293    
294    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
295    
296            * R/reader.R (readPDF): Removed manual checks for pdftotext and
297            pdfinfo. The system call gives a warning anyway.
298    
299    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
300    
301            * R/textdoccol.R (asPlain): Conversion from
302            StructuredTextDocuments to PlainTextDocuments.
303    
304    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
305    
306            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
307            for accessing term-document matrices.
308    
309            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
310            are installed.
311    
312    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
313    
314            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
315            Christian Buchta.
316    
317    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
318    
319            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
320    
321    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
322    
323            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
324    
325            * R/reader.R (readPDF): Added PDF reader.
326    
327    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
328    
329            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
330    
331            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
332    
333            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
334    
335            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
336    
337    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
338    
339            * R/distmeasure.R (dissimilarity): Replaced dists call from
340            package cba by new dist call from package proxy.
341    
342    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
343    
344            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
345    
346    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
347    
348            * R/termdocmatrix.R: require() uses the quietly option to suppress
349            loading messages.
350    
351    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
352    
353            * R/dictionary.R: Added dictionary support.
354    
355    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
356    
357            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
358            documents. This simplifies some functions, e.g., asPlain.
359    
360    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
361    
362            * inst/doc/tm.Rnw: Fixed some typos in vignette.
363    
364    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
365    
366            * R/textdoccol.R (replaceWords): Added method to replace a set of
367            words by a single word. Useful for synonyms.
368    
369    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
370    
371            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
372    
373    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
374    
375            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
376            vectors. Thanks to Ariel Maguyon for his error report.
377            (removeSparseTerms): New function to remove columns from a
378            term-document matrix exceeding a sparse factor.
379    
380    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
381    
382            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
383    
384    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
385    
386            * man/sFilter.Rd: Corrected documentation on statement format (use
387            '==' instead of '=').
388    
389    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
390    
391            * R/aobjects.R (StructuredTextDocument): Inherits from
392            TextDocument.
393    
394    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
395    
396            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
397            on sparse matrices as proposed by Martin Maechler.
398    
399    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
400    
401            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
402            \pkg{filehash} version makes them deprecated.
403    
404    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
405    
406            * R/termdocmatrix.R (textvector): Stemming is now performed before
407            erasing stopwords.
408            (weightMatrix): Adapted to handle sparse matrices.
409            (TermDocMatrix): Sparse matrix is now efficiently built by
410            direct stepwise insertion of row values into it.
411    
412    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
413    
414            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
415            due to ongoing problems. For our purposes the latter is as useful
416            as the replaced package.
417    
418    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
419    
420            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
421    
422            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
423    
424    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
425    
426            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
427            languages with available stopwords.
428    
429    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
430    
431            * inst/doc/tm.Rnw: Minor corrections in the vignette.
432    
433  2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
434    
435          * inst/stopwords: Updated stopwords.          * DESCRIPTION: Update to version 0.2, since a lot of new features
436            have been integrated.
437    
438            * inst/stopwords: Updated existing stopwords and added stopwords
439            for various other languages.
440    
441  2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
442    

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