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revision 708, Mon Jan 22 10:34:12 2007 UTC revision 866, Sun Nov 2 09:11:00 2008 UTC
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1    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/source.R (getElem): Fix 'no visible binding' warning.
4    
5            * man/WeightFunction.Rd: Fix signature.
6    
7    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
8    
9            * R/weight.R: Introduce name abbreviations for weighting functions.
10    
11    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
12    
13            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
14    
15            * R/cluster.R: Provide convenience functions for using a MPI
16            cluster.
17    
18            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
19            available.
20    
21            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
22            available.
23    
24    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
25    
26            * R/textdoccol.R (lapply): Removed debug print out.
27    
28    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
29    
30            * R/reader.R (readRCV1): Improved meta data extraction from
31            Reuters Corpus Volume 1 documents.
32    
33    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
34    
35            * R/transform.R: Ensure that all mappings preserve multiline
36            structures.
37    
38    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
39    
40            * R/filter.R: Every filter has now an attribute indicating whether
41            it sould be applied to document level (doclevel).
42    
43            * R/textdoccol.R (tmFilter): Set searchFullText as new default
44            filter.
45    
46    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
47    
48            * R/transform.R (replacePatterns): Replaced removeWords by
49            replacePatterns. Suggested by Christian Buchta.
50    
51            * R/textdoccol.R (inspect): Improved formatting.
52    
53    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
54    
55            * inst/CITATION: Updated JSS article information.
56    
57            * R/textdoccol.R (setAs): Added coerce method from list to
58            corpus.
59    
60            * R/meta.R (meta): Improved meta data handling.
61    
62    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
63    
64            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
65            Christian Buchta.
66    
67            * inst/CITATION: Added template to include JSS article reference.
68    
69    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
70    
71            * R/textdoccol.R (tmMap): Introduced lazy mapping.
72    
73            * R/source.R: Added VectorSource.
74    
75    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
76    
77            * man/: Language codes should be in ISO 639-1 format.
78    
79            * R/textdoccol.R (asPlain): Preserve local meta data.
80    
81    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
82    
83            * R/textdoccol.R (writeCorpus): Function for writing a corpus
84            containing plain text documents to disk.
85    
86    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
87    
88            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
89            always set correctly.
90    
91            * R/textdoccol.R: Set load = TRUE as default for load on demand
92            since in most cases this is the wanted behaviour.
93    
94    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
95    
96            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
97    
98            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
99    
100    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
101    
102            * R/meta.R (meta): New function for consistent access to meta data
103            of document collections, repositories, and texts.
104    
105    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
106    
107            * R/: Better support for encodings.
108    
109    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
110    
111            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
112            selection when no reader argument is given.
113    
114    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
115    
116            * R/source.R (CSVSource): Now uses read.csv instead of scan
117            internally.
118    
119    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
120    
121            * R/reader.R (getReaders): Returns available reader functions.
122    
123            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
124            as default.
125    
126    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
127    
128            * R/stopwords.R (stopwords): Shortened code, removed codetools
129            variable warnings.
130    
131            * man/: Documentation for showMeta, added an example for tmMap.
132    
133            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
134            some minor typos fixed.
135    
136    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
137    
138            * R/aobjects.R (showMeta): Added method for pretty printing a
139            text document's meta data.
140    
141    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
142    
143            * R/textdoccol.R (TextDocCol): Better handling of empty
144            arguments.
145    
146            * NAMESPACE: Exported readDOC.
147    
148            * man/completeStems.Rd: Added an example.
149    
150    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
151    
152            * R/stopwords.R (stopwords): Look up .dat files at every
153            call. Allows users to modify stopword .dat files interactively.
154    
155    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
156    
157            * R/termdocmatrix.R (termFreq): Correct processing of empty
158            documents.
159    
160    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
161    
162            * man/: Updated documentation.
163    
164    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
165    
166            * R/complete.R (completeStems): Completes (heuristically) word
167            stems.
168    
169            * R/termdocmatrix.R (TermDocMatrix2): New modular
170            constructor.
171    
172            * NAMESPACE: Exported termFreq.
173    
174    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
175    
176            * R/reader.R (readDOC): Added MS Word reader (using antiword).
177    
178    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
179    
180            * R/weight.R: Weighting functions for TermDocMatrix.
181    
182    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
183    
184            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
185            functions for accessing dimension, column, and row names.
186    
187            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
188    
189    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
190    
191            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
192    
193    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
194    
195            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
196    
197    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
198    
199            * R/reader.R (readPDF): Removed manual checks for pdftotext and
200            pdfinfo. The system call gives a warning anyway.
201    
202    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
203    
204            * R/textdoccol.R (asPlain): Conversion from
205            StructuredTextDocuments to PlainTextDocuments.
206    
207    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
208    
209            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
210            for accessing term-document matrices.
211    
212            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
213            are installed.
214    
215    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
216    
217            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
218            Christian Buchta.
219    
220    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
221    
222            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
223    
224    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
225    
226            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
227    
228            * R/reader.R (readPDF): Added PDF reader.
229    
230    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
231    
232            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
233    
234            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
235    
236            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
237    
238            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
239    
240    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
241    
242            * R/distmeasure.R (dissimilarity): Replaced dists call from
243            package cba by new dist call from package proxy.
244    
245    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
246    
247            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
248    
249    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
250    
251            * R/termdocmatrix.R: require() uses the quietly option to suppress
252            loading messages.
253    
254    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
255    
256            * R/dictionary.R: Added dictionary support.
257    
258    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
259    
260            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
261            documents. This simplifies some functions, e.g., asPlain.
262    
263    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
264    
265            * inst/doc/tm.Rnw: Fixed some typos in vignette.
266    
267    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
268    
269            * R/textdoccol.R (replaceWords): Added method to replace a set of
270            words by a single word. Useful for synonyms.
271    
272    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
273    
274            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
275    
276    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
277    
278            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
279            vectors. Thanks to Ariel Maguyon for his error report.
280            (removeSparseTerms): New function to remove columns from a
281            term-document matrix exceeding a sparse factor.
282    
283    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
284    
285            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
286    
287    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
288    
289            * man/sFilter.Rd: Corrected documentation on statement format (use
290            '==' instead of '=').
291    
292    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
293    
294            * R/aobjects.R (StructuredTextDocument): Inherits from
295            TextDocument.
296    
297    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
298    
299            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
300            on sparse matrices as proposed by Martin Maechler.
301    
302    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
303    
304            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
305            \pkg{filehash} version makes them deprecated.
306    
307    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
308    
309            * R/termdocmatrix.R (textvector): Stemming is now performed before
310            erasing stopwords.
311            (weightMatrix): Adapted to handle sparse matrices.
312            (TermDocMatrix): Sparse matrix is now efficiently built by
313            direct stepwise insertion of row values into it.
314    
315    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
316    
317            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
318            due to ongoing problems. For our purposes the latter is as useful
319            as the replaced package.
320    
321    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
322    
323            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
324    
325            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
326    
327    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
328    
329            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
330            languages with available stopwords.
331    
332    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
333    
334            * inst/doc/tm.Rnw: Minor corrections in the vignette.
335    
336    2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
337    
338            * DESCRIPTION: Update to version 0.2, since a lot of new features
339            have been integrated.
340    
341            * inst/stopwords: Updated existing stopwords and added stopwords
342            for various other languages.
343    
344    2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
345    
346            * man/: Updated documentation.
347    
348            * Work/testDb.R: Script to test database stuff.
349    
350            * R/: Fixed various database related bugs. Seems to be rather
351            useable now, i.e., consider as alpha status for now.
352    
353    2007-04-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
354    
355            * R/: Fixed some bugs related to database support.
356    
357    2007-04-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
358    
359            * man/: Added a lot of examples to the manuals.
360    
361    2007-04-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
362    
363            * man/: Updated parts of the documentation.
364    
365            * R/textdoccol.R (asPlain): Added conversion from newsgroup
366            documents to plain text documents.
367    
368    2007-04-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
369    
370            * R/textdoccol.R: Finished experimental database support. Not yet
371            intensively tested.
372    
373            * R/source.R: Now each source has a default reader.
374    
375            * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
376            class anymore.
377    
378            * R/plaintextdoc.R: Custom show method for plain text documents.
379    
380            * R/aobjects.R: Added a class for structured text documents.
381    
382            * R/reader.R: Replaced remaining \code{parser} occurrences with
383            \code{reader}.
384    
385            * R/textdoccol.R (summary): Indent tags.
386    
387            * R/textdoccol.R (removePunctuation): Transform method to remove
388            punctuation marks.
389    
390    2007-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
391    
392            * R/textdoccol.R (sFilter): Simplified sFilter significantly by
393            using prescindMeta().
394    
395    2007-03-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
396    
397            * R/textdoccol.R: Improved database support.
398    
399    2007-03-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
400    
401            * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
402    
403            * R/resolve.R (resolveISOcode): Extracts the language from a ISO
404            language code.
405    
406            * R/textdoccol.R (TextDocCol): Refactored several parser arguments
407            into parserControl argument.
408    
409            * R/aobjects.R (TextDocument): Introduced the "Language" slot.
410    
411    2007-03-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
412    
413            * Work/tmDataSetup.R: The datasets acq and crude can now be
414            created on the fly.
415    
416            * R/stopwords.R: Introduced a function returning the stopwords for
417            a given language (English, German and French at the moment)
418    
419            * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
420            otherwise falls back to Snowball package.
421    
422    2007-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
423    
424            * man/dissimilarity-methods.Rd: Make clear that any method offered
425            by "dists" from package "cba" can be used.
426    
427  2007-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
428    
429            * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
430            to Kurt's latex suggestion. Removed points and underscores in
431            variable names for consistent naming.
432    
433          * DESCRIPTION: Update to version 0.1-2.          * DESCRIPTION: Update to version 0.1-2.
434    
435          * man/TextRepository.Rd: Fixed bug in documentation.          * man/TextRepository.Rd: Fixed bug in documentation.

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