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trunk/R/textmin/ChangeLog revision 59, Tue Sep 26 12:24:09 2006 UTC trunk/tm/ChangeLog revision 756, Wed Jun 6 17:12:11 2007 UTC
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1    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * inst/doc/tm.Rnw: Fixed some typos in vignette.
4    
5    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
6    
7            * R/textdoccol.R (replaceWords): Added method to replace a set of
8            words by a single word. Useful for synonyms.
9    
10    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
11    
12            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
13    
14    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
15    
16            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
17            vectors. Thanks to Ariel Maguyon for his error report.
18            (removeSparseTerms): New function to remove columns from a
19            term-document matrix exceeding a sparse factor.
20    
21    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
22    
23            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
24    
25    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
26    
27            * man/sFilter.Rd: Corrected documentation on statement format (use
28            '==' instead of '=').
29    
30    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
31    
32            * R/aobjects.R (StructuredTextDocument): Inherits from
33            TextDocument.
34    
35    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
36    
37            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
38            on sparse matrices as proposed by Martin Maechler.
39    
40    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
41    
42            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
43            \pkg{filehash} version makes them deprecated.
44    
45    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
46    
47            * R/termdocmatrix.R (textvector): Stemming is now performed before
48            erasing stopwords.
49            (weightMatrix): Adapted to handle sparse matrices.
50            (TermDocMatrix): Sparse matrix is now efficiently built by
51            direct stepwise insertion of row values into it.
52    
53    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
54    
55            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
56            due to ongoing problems. For our purposes the latter is as useful
57            as the replaced package.
58    
59    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
60    
61            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
62    
63            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
64    
65    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
66    
67            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
68            languages with available stopwords.
69    
70    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
71    
72            * inst/doc/tm.Rnw: Minor corrections in the vignette.
73    
74    2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
75    
76            * DESCRIPTION: Update to version 0.2, since a lot of new features
77            have been integrated.
78    
79            * inst/stopwords: Updated existing stopwords and added stopwords
80            for various other languages.
81    
82    2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
83    
84            * man/: Updated documentation.
85    
86            * Work/testDb.R: Script to test database stuff.
87    
88            * R/: Fixed various database related bugs. Seems to be rather
89            useable now, i.e., consider as alpha status for now.
90    
91    2007-04-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
92    
93            * R/: Fixed some bugs related to database support.
94    
95    2007-04-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
96    
97            * man/: Added a lot of examples to the manuals.
98    
99    2007-04-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
100    
101            * man/: Updated parts of the documentation.
102    
103            * R/textdoccol.R (asPlain): Added conversion from newsgroup
104            documents to plain text documents.
105    
106    2007-04-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
107    
108            * R/textdoccol.R: Finished experimental database support. Not yet
109            intensively tested.
110    
111            * R/source.R: Now each source has a default reader.
112    
113            * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
114            class anymore.
115    
116            * R/plaintextdoc.R: Custom show method for plain text documents.
117    
118            * R/aobjects.R: Added a class for structured text documents.
119    
120            * R/reader.R: Replaced remaining \code{parser} occurrences with
121            \code{reader}.
122    
123            * R/textdoccol.R (summary): Indent tags.
124    
125            * R/textdoccol.R (removePunctuation): Transform method to remove
126            punctuation marks.
127    
128    2007-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
129    
130            * R/textdoccol.R (sFilter): Simplified sFilter significantly by
131            using prescindMeta().
132    
133    2007-03-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
134    
135            * R/textdoccol.R: Improved database support.
136    
137    2007-03-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
138    
139            * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
140    
141            * R/resolve.R (resolveISOcode): Extracts the language from a ISO
142            language code.
143    
144            * R/textdoccol.R (TextDocCol): Refactored several parser arguments
145            into parserControl argument.
146    
147            * R/aobjects.R (TextDocument): Introduced the "Language" slot.
148    
149    2007-03-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
150    
151            * Work/tmDataSetup.R: The datasets acq and crude can now be
152            created on the fly.
153    
154            * R/stopwords.R: Introduced a function returning the stopwords for
155            a given language (English, German and French at the moment)
156    
157            * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
158            otherwise falls back to Snowball package.
159    
160    2007-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
161    
162            * man/dissimilarity-methods.Rd: Make clear that any method offered
163            by "dists" from package "cba" can be used.
164    
165    2007-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
166    
167            * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
168            to Kurt's latex suggestion. Removed points and underscores in
169            variable names for consistent naming.
170    
171            * DESCRIPTION: Update to version 0.1-2.
172    
173            * man/TextRepository.Rd: Fixed bug in documentation.
174    
175    2007-01-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
176    
177            * DESCRIPTION: Update to version 0.1-1.
178    
179    2007-01-09  Ingo Feinerer  <h0125130@wu-wien.ac.at>
180    
181            * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
182            wordStem.
183    
184    2007-01-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
185    
186            * R/: Changes due to Kurt's review.
187    
188    2006-12-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
189    
190            * R/: Implemented improvements based upon comments by David
191            Meyer.
192    
193    2006-12-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
194    
195            * inst/doc/: Rewrote vignette.
196    
197            * man/: Improved documentation.
198    
199    2006-12-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
200    
201            * man/: Updated documentation.
202    
203            * DESCRIPTION: Changed package name to "tm". Updated version to
204            0.1 for first CRAN release.
205    
206            * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
207            list archive example.
208    
209            * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
210            archive example.
211    
212            * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
213            from (several mails per box) mbox format to (single mail per file)
214            eml format.
215    
216    2006-12-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
217    
218            * data/crude.rda: Rebuilt.
219    
220            * data/acq.rda: Rebuilt.
221    
222            * R/reader.R: Factored out reader and parser methods from
223            textdoccol.R.
224    
225            * R/source.R: Factored out Source methods from aobjects.R and
226            textdoccol.R.
227            (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
228            feeds.
229    
230            * R/textdoccol.R (DirSource): Added support for recursive
231            traversal of directories.
232    
233    2006-12-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
234    
235            * R/textdoccol.R ([[): Loads the document corpus automatically
236            into memory upon access.
237            (tm_transform, tm_filter): Removed several checks whether the
238            document is already loaded ([[ ensures this now).
239            (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
240            mailing list archive.
241    
242    2006-12-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
243    
244            * R/aobjects.R (TextDocument): Is now a virtual class.
245            (Source): Is now a virtual class.
246    
247    2006-12-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
248    
249            * R/textdoccol.R (c): Support for an arbitrary number of document
250            collections.
251    
252    2006-11-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
253    
254            * R/textrepo.R: Updated TextRepository (constructor), append_elem,
255            append_meta and remove_meta.
256    
257            * R/textdoccol.R: Removed modify_metadata method.
258    
259            * R/textrepo.R: Removed modify_metadata method.
260    
261            * R/textdoccol.R (remove_meta): Supports removal of document
262            collection metadata and document (= in data frame) metadata.
263    
264    2006-11-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
265    
266            * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
267    
268            * data/crude.rda: Rebuilt.
269    
270            * data/acq.rda: Rebuilt.
271    
272            * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
273    
274            * R/textdoccol.R ([): Bug fix for subsetting a document
275            collection's data frame.
276    
277    2006-11-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
278    
279            * R/textdoccol.R: Bug fixes in s_filter. Added full query support
280            to s_filter.
281    
282            * R/textdoccol.R: Local text documents' metadata can now be copied
283            to a document collection's data frame with prescind_meta.
284    
285    2006-11-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
286    
287            * R/: Text documents' slot metadata is now accessible in s_filter.
288    
289            * R/: Rewrote s_filter function (has still some restrictions).
290    
291    2006-11-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
292    
293            * R/: Various fixes in handling metadata.
294    
295            * R/: Added update mechanism for text document collections.
296    
297    2006-11-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
298    
299            * R/: Merging of document collections now creates a binary tree
300            for reconstructing merged document collections.
301    
302            * R/: Redesign of metadata for document collections.
303    
304    2006-11-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
305    
306            * R/: Messages now use \code{ngettext}.
307    
308    2006-11-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
309    
310            * R/: Added functions for modifying and removing metadata.
311    
312    2006-11-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
313    
314            * man/: Updated some documentation.
315    
316            * R/: Corrected some connection issues.
317    
318            * inst/doc: Worked on the vignette.
319    
320    2006-10-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
321    
322            * inst/: Added texts and started vignette.
323    
324            * R/: Final changes based upon David's comments.
325    
326    2006-10-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
327    
328            * NAMESPACE: Corrected exports (generic methods need exportMethods
329            directives!).
330    
331    2006-10-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
332    
333            * R/: Modified the TextDocCol constructur and various parsers. It
334            is now modular and supports various file formats via plugins (see
335            the new "Source" class).
336    
337    2006-10-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
338    
339            * man/: Revised documentation after previous code changes.
340    
341    2006-10-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
342    
343            * R/: Remaining changes as discussed with David.
344    
345    2006-10-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
346    
347            * R/: Some changes as suggested by David. The rest will follow
348            within the next days.
349    
350  2006-09-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2006-09-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
351    
352          * man/: Finished documentation.          * man/: Finished documentation.

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