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trunk/R/textmin/ChangeLog revision 54, Wed Sep 13 09:08:20 2006 UTC trunk/tm/ChangeLog revision 763, Wed Jul 11 11:56:44 2007 UTC
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1    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * R/distmeasure.R (dissimilarity): Replaced dists call from
4            package cba by new dist call from package proxy.
5    
6    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
7    
8            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
9    
10    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
11    
12            * R/termdocmatrix.R: require() uses the quietly option to suppress
13            loading messages.
14    
15    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
16    
17            * R/dictionary.R: Added dictionary support.
18    
19    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
20    
21            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
22            documents. This simplifies some functions, e.g., asPlain.
23    
24    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
25    
26            * inst/doc/tm.Rnw: Fixed some typos in vignette.
27    
28    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
29    
30            * R/textdoccol.R (replaceWords): Added method to replace a set of
31            words by a single word. Useful for synonyms.
32    
33    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
34    
35            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
36    
37    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
38    
39            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
40            vectors. Thanks to Ariel Maguyon for his error report.
41            (removeSparseTerms): New function to remove columns from a
42            term-document matrix exceeding a sparse factor.
43    
44    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
45    
46            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
47    
48    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
49    
50            * man/sFilter.Rd: Corrected documentation on statement format (use
51            '==' instead of '=').
52    
53    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
54    
55            * R/aobjects.R (StructuredTextDocument): Inherits from
56            TextDocument.
57    
58    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
59    
60            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
61            on sparse matrices as proposed by Martin Maechler.
62    
63    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
64    
65            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
66            \pkg{filehash} version makes them deprecated.
67    
68    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
69    
70            * R/termdocmatrix.R (textvector): Stemming is now performed before
71            erasing stopwords.
72            (weightMatrix): Adapted to handle sparse matrices.
73            (TermDocMatrix): Sparse matrix is now efficiently built by
74            direct stepwise insertion of row values into it.
75    
76    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
77    
78            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
79            due to ongoing problems. For our purposes the latter is as useful
80            as the replaced package.
81    
82    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
83    
84            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
85    
86            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
87    
88    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
89    
90            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
91            languages with available stopwords.
92    
93    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
94    
95            * inst/doc/tm.Rnw: Minor corrections in the vignette.
96    
97    2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
98    
99            * DESCRIPTION: Update to version 0.2, since a lot of new features
100            have been integrated.
101    
102            * inst/stopwords: Updated existing stopwords and added stopwords
103            for various other languages.
104    
105    2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
106    
107            * man/: Updated documentation.
108    
109            * Work/testDb.R: Script to test database stuff.
110    
111            * R/: Fixed various database related bugs. Seems to be rather
112            useable now, i.e., consider as alpha status for now.
113    
114    2007-04-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
115    
116            * R/: Fixed some bugs related to database support.
117    
118    2007-04-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
119    
120            * man/: Added a lot of examples to the manuals.
121    
122    2007-04-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
123    
124            * man/: Updated parts of the documentation.
125    
126            * R/textdoccol.R (asPlain): Added conversion from newsgroup
127            documents to plain text documents.
128    
129    2007-04-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
130    
131            * R/textdoccol.R: Finished experimental database support. Not yet
132            intensively tested.
133    
134            * R/source.R: Now each source has a default reader.
135    
136            * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
137            class anymore.
138    
139            * R/plaintextdoc.R: Custom show method for plain text documents.
140    
141            * R/aobjects.R: Added a class for structured text documents.
142    
143            * R/reader.R: Replaced remaining \code{parser} occurrences with
144            \code{reader}.
145    
146            * R/textdoccol.R (summary): Indent tags.
147    
148            * R/textdoccol.R (removePunctuation): Transform method to remove
149            punctuation marks.
150    
151    2007-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
152    
153            * R/textdoccol.R (sFilter): Simplified sFilter significantly by
154            using prescindMeta().
155    
156    2007-03-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
157    
158            * R/textdoccol.R: Improved database support.
159    
160    2007-03-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
161    
162            * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
163    
164            * R/resolve.R (resolveISOcode): Extracts the language from a ISO
165            language code.
166    
167            * R/textdoccol.R (TextDocCol): Refactored several parser arguments
168            into parserControl argument.
169    
170            * R/aobjects.R (TextDocument): Introduced the "Language" slot.
171    
172    2007-03-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
173    
174            * Work/tmDataSetup.R: The datasets acq and crude can now be
175            created on the fly.
176    
177            * R/stopwords.R: Introduced a function returning the stopwords for
178            a given language (English, German and French at the moment)
179    
180            * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
181            otherwise falls back to Snowball package.
182    
183    2007-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
184    
185            * man/dissimilarity-methods.Rd: Make clear that any method offered
186            by "dists" from package "cba" can be used.
187    
188    2007-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
189    
190            * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
191            to Kurt's latex suggestion. Removed points and underscores in
192            variable names for consistent naming.
193    
194            * DESCRIPTION: Update to version 0.1-2.
195    
196            * man/TextRepository.Rd: Fixed bug in documentation.
197    
198    2007-01-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
199    
200            * DESCRIPTION: Update to version 0.1-1.
201    
202    2007-01-09  Ingo Feinerer  <h0125130@wu-wien.ac.at>
203    
204            * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
205            wordStem.
206    
207    2007-01-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
208    
209            * R/: Changes due to Kurt's review.
210    
211    2006-12-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
212    
213            * R/: Implemented improvements based upon comments by David
214            Meyer.
215    
216    2006-12-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
217    
218            * inst/doc/: Rewrote vignette.
219    
220            * man/: Improved documentation.
221    
222    2006-12-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
223    
224            * man/: Updated documentation.
225    
226            * DESCRIPTION: Changed package name to "tm". Updated version to
227            0.1 for first CRAN release.
228    
229            * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
230            list archive example.
231    
232            * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
233            archive example.
234    
235            * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
236            from (several mails per box) mbox format to (single mail per file)
237            eml format.
238    
239    2006-12-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
240    
241            * data/crude.rda: Rebuilt.
242    
243            * data/acq.rda: Rebuilt.
244    
245            * R/reader.R: Factored out reader and parser methods from
246            textdoccol.R.
247    
248            * R/source.R: Factored out Source methods from aobjects.R and
249            textdoccol.R.
250            (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
251            feeds.
252    
253            * R/textdoccol.R (DirSource): Added support for recursive
254            traversal of directories.
255    
256    2006-12-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
257    
258            * R/textdoccol.R ([[): Loads the document corpus automatically
259            into memory upon access.
260            (tm_transform, tm_filter): Removed several checks whether the
261            document is already loaded ([[ ensures this now).
262            (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
263            mailing list archive.
264    
265    2006-12-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
266    
267            * R/aobjects.R (TextDocument): Is now a virtual class.
268            (Source): Is now a virtual class.
269    
270    2006-12-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
271    
272            * R/textdoccol.R (c): Support for an arbitrary number of document
273            collections.
274    
275    2006-11-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
276    
277            * R/textrepo.R: Updated TextRepository (constructor), append_elem,
278            append_meta and remove_meta.
279    
280            * R/textdoccol.R: Removed modify_metadata method.
281    
282            * R/textrepo.R: Removed modify_metadata method.
283    
284            * R/textdoccol.R (remove_meta): Supports removal of document
285            collection metadata and document (= in data frame) metadata.
286    
287    2006-11-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
288    
289            * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
290    
291            * data/crude.rda: Rebuilt.
292    
293            * data/acq.rda: Rebuilt.
294    
295            * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
296    
297            * R/textdoccol.R ([): Bug fix for subsetting a document
298            collection's data frame.
299    
300    2006-11-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
301    
302            * R/textdoccol.R: Bug fixes in s_filter. Added full query support
303            to s_filter.
304    
305            * R/textdoccol.R: Local text documents' metadata can now be copied
306            to a document collection's data frame with prescind_meta.
307    
308    2006-11-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
309    
310            * R/: Text documents' slot metadata is now accessible in s_filter.
311    
312            * R/: Rewrote s_filter function (has still some restrictions).
313    
314    2006-11-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
315    
316            * R/: Various fixes in handling metadata.
317    
318            * R/: Added update mechanism for text document collections.
319    
320    2006-11-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
321    
322            * R/: Merging of document collections now creates a binary tree
323            for reconstructing merged document collections.
324    
325            * R/: Redesign of metadata for document collections.
326    
327    2006-11-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
328    
329            * R/: Messages now use \code{ngettext}.
330    
331    2006-11-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
332    
333            * R/: Added functions for modifying and removing metadata.
334    
335    2006-11-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
336    
337            * man/: Updated some documentation.
338    
339            * R/: Corrected some connection issues.
340    
341            * inst/doc: Worked on the vignette.
342    
343    2006-10-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
344    
345            * inst/: Added texts and started vignette.
346    
347            * R/: Final changes based upon David's comments.
348    
349    2006-10-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
350    
351            * NAMESPACE: Corrected exports (generic methods need exportMethods
352            directives!).
353    
354    2006-10-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
355    
356            * R/: Modified the TextDocCol constructur and various parsers. It
357            is now modular and supports various file formats via plugins (see
358            the new "Source" class).
359    
360    2006-10-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
361    
362            * man/: Revised documentation after previous code changes.
363    
364    2006-10-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
365    
366            * R/: Remaining changes as discussed with David.
367    
368    2006-10-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
369    
370            * R/: Some changes as suggested by David. The rest will follow
371            within the next days.
372    
373    2006-09-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
374    
375            * man/: Finished documentation.
376    
377    2006-09-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
378    
379            * man/: Wrote some documentation.
380    
381    2006-09-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
382    
383            * R/: Further syntactic sugar in form of additional assignment and
384            accessor methods.
385    
386  2006-09-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2006-09-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
387    
388          * R/: Syntactic sugar in form of "length", "show" and "summary"          * R/: Syntactic sugar in form of "length", "show" and "summary"
389          operators          operators.
390    
391  2006-08-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2006-08-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
392    

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