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trunk/R/textmin/ChangeLog revision 59, Tue Sep 26 12:24:09 2006 UTC trunk/tm/ChangeLog revision 751, Tue May 15 18:01:43 2007 UTC
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1    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
4    
5    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
6    
7            * man/sFilter.Rd: Corrected documentation on statement format (use
8            '==' instead of '=').
9    
10    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
11    
12            * R/aobjects.R (StructuredTextDocument): Inherits from
13            TextDocument.
14    
15    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
16    
17            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
18            on sparse matrices as proposed by Martin Maechler.
19    
20    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
21    
22            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
23            \pkg{filehash} version makes them deprecated.
24    
25    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
26    
27            * R/termdocmatrix.R (textvector): Stemming is now performed before
28            erasing stopwords.
29            (weightMatrix): Adapted to handle sparse matrices.
30            (TermDocMatrix): Sparse matrix is now efficiently built by
31            direct stepwise insertion of row values into it.
32    
33    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
34    
35            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
36            due to ongoing problems. For our purposes the latter is as useful
37            as the replaced package.
38    
39    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
40    
41            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
42    
43            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
44    
45    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
46    
47            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
48            languages with available stopwords.
49    
50    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
51    
52            * inst/doc/tm.Rnw: Minor corrections in the vignette.
53    
54    2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
55    
56            * DESCRIPTION: Update to version 0.2, since a lot of new features
57            have been integrated.
58    
59            * inst/stopwords: Updated existing stopwords and added stopwords
60            for various other languages.
61    
62    2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
63    
64            * man/: Updated documentation.
65    
66            * Work/testDb.R: Script to test database stuff.
67    
68            * R/: Fixed various database related bugs. Seems to be rather
69            useable now, i.e., consider as alpha status for now.
70    
71    2007-04-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
72    
73            * R/: Fixed some bugs related to database support.
74    
75    2007-04-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
76    
77            * man/: Added a lot of examples to the manuals.
78    
79    2007-04-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
80    
81            * man/: Updated parts of the documentation.
82    
83            * R/textdoccol.R (asPlain): Added conversion from newsgroup
84            documents to plain text documents.
85    
86    2007-04-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
87    
88            * R/textdoccol.R: Finished experimental database support. Not yet
89            intensively tested.
90    
91            * R/source.R: Now each source has a default reader.
92    
93            * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
94            class anymore.
95    
96            * R/plaintextdoc.R: Custom show method for plain text documents.
97    
98            * R/aobjects.R: Added a class for structured text documents.
99    
100            * R/reader.R: Replaced remaining \code{parser} occurrences with
101            \code{reader}.
102    
103            * R/textdoccol.R (summary): Indent tags.
104    
105            * R/textdoccol.R (removePunctuation): Transform method to remove
106            punctuation marks.
107    
108    2007-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
109    
110            * R/textdoccol.R (sFilter): Simplified sFilter significantly by
111            using prescindMeta().
112    
113    2007-03-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
114    
115            * R/textdoccol.R: Improved database support.
116    
117    2007-03-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
118    
119            * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
120    
121            * R/resolve.R (resolveISOcode): Extracts the language from a ISO
122            language code.
123    
124            * R/textdoccol.R (TextDocCol): Refactored several parser arguments
125            into parserControl argument.
126    
127            * R/aobjects.R (TextDocument): Introduced the "Language" slot.
128    
129    2007-03-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
130    
131            * Work/tmDataSetup.R: The datasets acq and crude can now be
132            created on the fly.
133    
134            * R/stopwords.R: Introduced a function returning the stopwords for
135            a given language (English, German and French at the moment)
136    
137            * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
138            otherwise falls back to Snowball package.
139    
140    2007-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
141    
142            * man/dissimilarity-methods.Rd: Make clear that any method offered
143            by "dists" from package "cba" can be used.
144    
145    2007-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
146    
147            * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
148            to Kurt's latex suggestion. Removed points and underscores in
149            variable names for consistent naming.
150    
151            * DESCRIPTION: Update to version 0.1-2.
152    
153            * man/TextRepository.Rd: Fixed bug in documentation.
154    
155    2007-01-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
156    
157            * DESCRIPTION: Update to version 0.1-1.
158    
159    2007-01-09  Ingo Feinerer  <h0125130@wu-wien.ac.at>
160    
161            * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
162            wordStem.
163    
164    2007-01-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
165    
166            * R/: Changes due to Kurt's review.
167    
168    2006-12-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
169    
170            * R/: Implemented improvements based upon comments by David
171            Meyer.
172    
173    2006-12-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
174    
175            * inst/doc/: Rewrote vignette.
176    
177            * man/: Improved documentation.
178    
179    2006-12-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
180    
181            * man/: Updated documentation.
182    
183            * DESCRIPTION: Changed package name to "tm". Updated version to
184            0.1 for first CRAN release.
185    
186            * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
187            list archive example.
188    
189            * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
190            archive example.
191    
192            * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
193            from (several mails per box) mbox format to (single mail per file)
194            eml format.
195    
196    2006-12-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
197    
198            * data/crude.rda: Rebuilt.
199    
200            * data/acq.rda: Rebuilt.
201    
202            * R/reader.R: Factored out reader and parser methods from
203            textdoccol.R.
204    
205            * R/source.R: Factored out Source methods from aobjects.R and
206            textdoccol.R.
207            (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
208            feeds.
209    
210            * R/textdoccol.R (DirSource): Added support for recursive
211            traversal of directories.
212    
213    2006-12-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
214    
215            * R/textdoccol.R ([[): Loads the document corpus automatically
216            into memory upon access.
217            (tm_transform, tm_filter): Removed several checks whether the
218            document is already loaded ([[ ensures this now).
219            (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
220            mailing list archive.
221    
222    2006-12-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
223    
224            * R/aobjects.R (TextDocument): Is now a virtual class.
225            (Source): Is now a virtual class.
226    
227    2006-12-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
228    
229            * R/textdoccol.R (c): Support for an arbitrary number of document
230            collections.
231    
232    2006-11-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
233    
234            * R/textrepo.R: Updated TextRepository (constructor), append_elem,
235            append_meta and remove_meta.
236    
237            * R/textdoccol.R: Removed modify_metadata method.
238    
239            * R/textrepo.R: Removed modify_metadata method.
240    
241            * R/textdoccol.R (remove_meta): Supports removal of document
242            collection metadata and document (= in data frame) metadata.
243    
244    2006-11-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
245    
246            * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
247    
248            * data/crude.rda: Rebuilt.
249    
250            * data/acq.rda: Rebuilt.
251    
252            * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
253    
254            * R/textdoccol.R ([): Bug fix for subsetting a document
255            collection's data frame.
256    
257    2006-11-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
258    
259            * R/textdoccol.R: Bug fixes in s_filter. Added full query support
260            to s_filter.
261    
262            * R/textdoccol.R: Local text documents' metadata can now be copied
263            to a document collection's data frame with prescind_meta.
264    
265    2006-11-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
266    
267            * R/: Text documents' slot metadata is now accessible in s_filter.
268    
269            * R/: Rewrote s_filter function (has still some restrictions).
270    
271    2006-11-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
272    
273            * R/: Various fixes in handling metadata.
274    
275            * R/: Added update mechanism for text document collections.
276    
277    2006-11-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
278    
279            * R/: Merging of document collections now creates a binary tree
280            for reconstructing merged document collections.
281    
282            * R/: Redesign of metadata for document collections.
283    
284    2006-11-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
285    
286            * R/: Messages now use \code{ngettext}.
287    
288    2006-11-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
289    
290            * R/: Added functions for modifying and removing metadata.
291    
292    2006-11-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
293    
294            * man/: Updated some documentation.
295    
296            * R/: Corrected some connection issues.
297    
298            * inst/doc: Worked on the vignette.
299    
300    2006-10-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
301    
302            * inst/: Added texts and started vignette.
303    
304            * R/: Final changes based upon David's comments.
305    
306    2006-10-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
307    
308            * NAMESPACE: Corrected exports (generic methods need exportMethods
309            directives!).
310    
311    2006-10-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
312    
313            * R/: Modified the TextDocCol constructur and various parsers. It
314            is now modular and supports various file formats via plugins (see
315            the new "Source" class).
316    
317    2006-10-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
318    
319            * man/: Revised documentation after previous code changes.
320    
321    2006-10-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
322    
323            * R/: Remaining changes as discussed with David.
324    
325    2006-10-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
326    
327            * R/: Some changes as suggested by David. The rest will follow
328            within the next days.
329    
330  2006-09-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2006-09-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
331    
332          * man/: Finished documentation.          * man/: Finished documentation.

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