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trunk/R/textmin/ChangeLog revision 56, Sun Sep 24 14:12:28 2006 UTC trunk/tm/ChangeLog revision 750, Fri May 11 16:46:15 2007 UTC
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1    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * man/sFilter.Rd: Corrected documentation on statement format (use
4            '==' instead of '=').
5    
6    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
7    
8            * R/aobjects.R (StructuredTextDocument): Inherits from
9            TextDocument.
10    
11    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
12    
13            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
14            on sparse matrices as proposed by Martin Maechler.
15    
16    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
17    
18            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
19            \pkg{filehash} version makes them deprecated.
20    
21    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
22    
23            * R/termdocmatrix.R (textvector): Stemming is now performed before
24            erasing stopwords.
25            (weightMatrix): Adapted to handle sparse matrices.
26            (TermDocMatrix): Sparse matrix is now efficiently built by
27            direct stepwise insertion of row values into it.
28    
29    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
30    
31            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
32            due to ongoing problems. For our purposes the latter is as useful
33            as the replaced package.
34    
35    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
36    
37            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
38    
39            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
40    
41    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
42    
43            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
44            languages with available stopwords.
45    
46    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
47    
48            * inst/doc/tm.Rnw: Minor corrections in the vignette.
49    
50    2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
51    
52            * DESCRIPTION: Update to version 0.2, since a lot of new features
53            have been integrated.
54    
55            * inst/stopwords: Updated existing stopwords and added stopwords
56            for various other languages.
57    
58    2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
59    
60            * man/: Updated documentation.
61    
62            * Work/testDb.R: Script to test database stuff.
63    
64            * R/: Fixed various database related bugs. Seems to be rather
65            useable now, i.e., consider as alpha status for now.
66    
67    2007-04-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
68    
69            * R/: Fixed some bugs related to database support.
70    
71    2007-04-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
72    
73            * man/: Added a lot of examples to the manuals.
74    
75    2007-04-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
76    
77            * man/: Updated parts of the documentation.
78    
79            * R/textdoccol.R (asPlain): Added conversion from newsgroup
80            documents to plain text documents.
81    
82    2007-04-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
83    
84            * R/textdoccol.R: Finished experimental database support. Not yet
85            intensively tested.
86    
87            * R/source.R: Now each source has a default reader.
88    
89            * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
90            class anymore.
91    
92            * R/plaintextdoc.R: Custom show method for plain text documents.
93    
94            * R/aobjects.R: Added a class for structured text documents.
95    
96            * R/reader.R: Replaced remaining \code{parser} occurrences with
97            \code{reader}.
98    
99            * R/textdoccol.R (summary): Indent tags.
100    
101            * R/textdoccol.R (removePunctuation): Transform method to remove
102            punctuation marks.
103    
104    2007-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
105    
106            * R/textdoccol.R (sFilter): Simplified sFilter significantly by
107            using prescindMeta().
108    
109    2007-03-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
110    
111            * R/textdoccol.R: Improved database support.
112    
113    2007-03-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
114    
115            * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
116    
117            * R/resolve.R (resolveISOcode): Extracts the language from a ISO
118            language code.
119    
120            * R/textdoccol.R (TextDocCol): Refactored several parser arguments
121            into parserControl argument.
122    
123            * R/aobjects.R (TextDocument): Introduced the "Language" slot.
124    
125    2007-03-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
126    
127            * Work/tmDataSetup.R: The datasets acq and crude can now be
128            created on the fly.
129    
130            * R/stopwords.R: Introduced a function returning the stopwords for
131            a given language (English, German and French at the moment)
132    
133            * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
134            otherwise falls back to Snowball package.
135    
136    2007-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
137    
138            * man/dissimilarity-methods.Rd: Make clear that any method offered
139            by "dists" from package "cba" can be used.
140    
141    2007-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
142    
143            * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
144            to Kurt's latex suggestion. Removed points and underscores in
145            variable names for consistent naming.
146    
147            * DESCRIPTION: Update to version 0.1-2.
148    
149            * man/TextRepository.Rd: Fixed bug in documentation.
150    
151    2007-01-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
152    
153            * DESCRIPTION: Update to version 0.1-1.
154    
155    2007-01-09  Ingo Feinerer  <h0125130@wu-wien.ac.at>
156    
157            * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
158            wordStem.
159    
160    2007-01-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
161    
162            * R/: Changes due to Kurt's review.
163    
164    2006-12-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
165    
166            * R/: Implemented improvements based upon comments by David
167            Meyer.
168    
169    2006-12-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
170    
171            * inst/doc/: Rewrote vignette.
172    
173            * man/: Improved documentation.
174    
175    2006-12-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
176    
177            * man/: Updated documentation.
178    
179            * DESCRIPTION: Changed package name to "tm". Updated version to
180            0.1 for first CRAN release.
181    
182            * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
183            list archive example.
184    
185            * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
186            archive example.
187    
188            * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
189            from (several mails per box) mbox format to (single mail per file)
190            eml format.
191    
192    2006-12-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
193    
194            * data/crude.rda: Rebuilt.
195    
196            * data/acq.rda: Rebuilt.
197    
198            * R/reader.R: Factored out reader and parser methods from
199            textdoccol.R.
200    
201            * R/source.R: Factored out Source methods from aobjects.R and
202            textdoccol.R.
203            (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
204            feeds.
205    
206            * R/textdoccol.R (DirSource): Added support for recursive
207            traversal of directories.
208    
209    2006-12-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
210    
211            * R/textdoccol.R ([[): Loads the document corpus automatically
212            into memory upon access.
213            (tm_transform, tm_filter): Removed several checks whether the
214            document is already loaded ([[ ensures this now).
215            (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
216            mailing list archive.
217    
218    2006-12-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
219    
220            * R/aobjects.R (TextDocument): Is now a virtual class.
221            (Source): Is now a virtual class.
222    
223    2006-12-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
224    
225            * R/textdoccol.R (c): Support for an arbitrary number of document
226            collections.
227    
228    2006-11-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
229    
230            * R/textrepo.R: Updated TextRepository (constructor), append_elem,
231            append_meta and remove_meta.
232    
233            * R/textdoccol.R: Removed modify_metadata method.
234    
235            * R/textrepo.R: Removed modify_metadata method.
236    
237            * R/textdoccol.R (remove_meta): Supports removal of document
238            collection metadata and document (= in data frame) metadata.
239    
240    2006-11-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
241    
242            * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
243    
244            * data/crude.rda: Rebuilt.
245    
246            * data/acq.rda: Rebuilt.
247    
248            * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
249    
250            * R/textdoccol.R ([): Bug fix for subsetting a document
251            collection's data frame.
252    
253    2006-11-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
254    
255            * R/textdoccol.R: Bug fixes in s_filter. Added full query support
256            to s_filter.
257    
258            * R/textdoccol.R: Local text documents' metadata can now be copied
259            to a document collection's data frame with prescind_meta.
260    
261    2006-11-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
262    
263            * R/: Text documents' slot metadata is now accessible in s_filter.
264    
265            * R/: Rewrote s_filter function (has still some restrictions).
266    
267    2006-11-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
268    
269            * R/: Various fixes in handling metadata.
270    
271            * R/: Added update mechanism for text document collections.
272    
273    2006-11-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
274    
275            * R/: Merging of document collections now creates a binary tree
276            for reconstructing merged document collections.
277    
278            * R/: Redesign of metadata for document collections.
279    
280    2006-11-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
281    
282            * R/: Messages now use \code{ngettext}.
283    
284    2006-11-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
285    
286            * R/: Added functions for modifying and removing metadata.
287    
288    2006-11-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
289    
290            * man/: Updated some documentation.
291    
292            * R/: Corrected some connection issues.
293    
294            * inst/doc: Worked on the vignette.
295    
296    2006-10-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
297    
298            * inst/: Added texts and started vignette.
299    
300            * R/: Final changes based upon David's comments.
301    
302    2006-10-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
303    
304            * NAMESPACE: Corrected exports (generic methods need exportMethods
305            directives!).
306    
307    2006-10-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
308    
309            * R/: Modified the TextDocCol constructur and various parsers. It
310            is now modular and supports various file formats via plugins (see
311            the new "Source" class).
312    
313    2006-10-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
314    
315            * man/: Revised documentation after previous code changes.
316    
317    2006-10-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
318    
319            * R/: Remaining changes as discussed with David.
320    
321    2006-10-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
322    
323            * R/: Some changes as suggested by David. The rest will follow
324            within the next days.
325    
326    2006-09-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
327    
328            * man/: Finished documentation.
329    
330    2006-09-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
331    
332            * man/: Wrote some documentation.
333    
334  2006-09-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2006-09-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
335    
336          * R/: Further syntactic sugar in form of additional assignment and          * R/: Further syntactic sugar in form of additional assignment and

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