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trunk/R/textmin/ChangeLog revision 73, Tue Nov 21 15:52:39 2006 UTC trunk/tm/ChangeLog revision 765, Fri Jul 13 15:53:45 2007 UTC
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1    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
4    
5            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
6    
7            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
8    
9            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
10    
11    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
12    
13            * R/distmeasure.R (dissimilarity): Replaced dists call from
14            package cba by new dist call from package proxy.
15    
16    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
17    
18            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
19    
20    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
21    
22            * R/termdocmatrix.R: require() uses the quietly option to suppress
23            loading messages.
24    
25    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
26    
27            * R/dictionary.R: Added dictionary support.
28    
29    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
30    
31            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
32            documents. This simplifies some functions, e.g., asPlain.
33    
34    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
35    
36            * inst/doc/tm.Rnw: Fixed some typos in vignette.
37    
38    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
39    
40            * R/textdoccol.R (replaceWords): Added method to replace a set of
41            words by a single word. Useful for synonyms.
42    
43    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
44    
45            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
46    
47    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
48    
49            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
50            vectors. Thanks to Ariel Maguyon for his error report.
51            (removeSparseTerms): New function to remove columns from a
52            term-document matrix exceeding a sparse factor.
53    
54    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
55    
56            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
57    
58    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
59    
60            * man/sFilter.Rd: Corrected documentation on statement format (use
61            '==' instead of '=').
62    
63    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
64    
65            * R/aobjects.R (StructuredTextDocument): Inherits from
66            TextDocument.
67    
68    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
69    
70            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
71            on sparse matrices as proposed by Martin Maechler.
72    
73    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
74    
75            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
76            \pkg{filehash} version makes them deprecated.
77    
78    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
79    
80            * R/termdocmatrix.R (textvector): Stemming is now performed before
81            erasing stopwords.
82            (weightMatrix): Adapted to handle sparse matrices.
83            (TermDocMatrix): Sparse matrix is now efficiently built by
84            direct stepwise insertion of row values into it.
85    
86    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
87    
88            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
89            due to ongoing problems. For our purposes the latter is as useful
90            as the replaced package.
91    
92    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
93    
94            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
95    
96            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
97    
98    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
99    
100            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
101            languages with available stopwords.
102    
103    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
104    
105            * inst/doc/tm.Rnw: Minor corrections in the vignette.
106    
107    2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
108    
109            * DESCRIPTION: Update to version 0.2, since a lot of new features
110            have been integrated.
111    
112            * inst/stopwords: Updated existing stopwords and added stopwords
113            for various other languages.
114    
115    2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
116    
117            * man/: Updated documentation.
118    
119            * Work/testDb.R: Script to test database stuff.
120    
121            * R/: Fixed various database related bugs. Seems to be rather
122            useable now, i.e., consider as alpha status for now.
123    
124    2007-04-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
125    
126            * R/: Fixed some bugs related to database support.
127    
128    2007-04-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
129    
130            * man/: Added a lot of examples to the manuals.
131    
132    2007-04-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
133    
134            * man/: Updated parts of the documentation.
135    
136            * R/textdoccol.R (asPlain): Added conversion from newsgroup
137            documents to plain text documents.
138    
139    2007-04-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
140    
141            * R/textdoccol.R: Finished experimental database support. Not yet
142            intensively tested.
143    
144            * R/source.R: Now each source has a default reader.
145    
146            * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
147            class anymore.
148    
149            * R/plaintextdoc.R: Custom show method for plain text documents.
150    
151            * R/aobjects.R: Added a class for structured text documents.
152    
153            * R/reader.R: Replaced remaining \code{parser} occurrences with
154            \code{reader}.
155    
156            * R/textdoccol.R (summary): Indent tags.
157    
158            * R/textdoccol.R (removePunctuation): Transform method to remove
159            punctuation marks.
160    
161    2007-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
162    
163            * R/textdoccol.R (sFilter): Simplified sFilter significantly by
164            using prescindMeta().
165    
166    2007-03-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
167    
168            * R/textdoccol.R: Improved database support.
169    
170    2007-03-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
171    
172            * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
173    
174            * R/resolve.R (resolveISOcode): Extracts the language from a ISO
175            language code.
176    
177            * R/textdoccol.R (TextDocCol): Refactored several parser arguments
178            into parserControl argument.
179    
180            * R/aobjects.R (TextDocument): Introduced the "Language" slot.
181    
182    2007-03-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
183    
184            * Work/tmDataSetup.R: The datasets acq and crude can now be
185            created on the fly.
186    
187            * R/stopwords.R: Introduced a function returning the stopwords for
188            a given language (English, German and French at the moment)
189    
190            * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
191            otherwise falls back to Snowball package.
192    
193    2007-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
194    
195            * man/dissimilarity-methods.Rd: Make clear that any method offered
196            by "dists" from package "cba" can be used.
197    
198    2007-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
199    
200            * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
201            to Kurt's latex suggestion. Removed points and underscores in
202            variable names for consistent naming.
203    
204            * DESCRIPTION: Update to version 0.1-2.
205    
206            * man/TextRepository.Rd: Fixed bug in documentation.
207    
208    2007-01-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
209    
210            * DESCRIPTION: Update to version 0.1-1.
211    
212    2007-01-09  Ingo Feinerer  <h0125130@wu-wien.ac.at>
213    
214            * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
215            wordStem.
216    
217    2007-01-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
218    
219            * R/: Changes due to Kurt's review.
220    
221    2006-12-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
222    
223            * R/: Implemented improvements based upon comments by David
224            Meyer.
225    
226    2006-12-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
227    
228            * inst/doc/: Rewrote vignette.
229    
230            * man/: Improved documentation.
231    
232    2006-12-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
233    
234            * man/: Updated documentation.
235    
236            * DESCRIPTION: Changed package name to "tm". Updated version to
237            0.1 for first CRAN release.
238    
239            * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
240            list archive example.
241    
242            * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
243            archive example.
244    
245            * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
246            from (several mails per box) mbox format to (single mail per file)
247            eml format.
248    
249    2006-12-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
250    
251            * data/crude.rda: Rebuilt.
252    
253            * data/acq.rda: Rebuilt.
254    
255            * R/reader.R: Factored out reader and parser methods from
256            textdoccol.R.
257    
258            * R/source.R: Factored out Source methods from aobjects.R and
259            textdoccol.R.
260            (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
261            feeds.
262    
263            * R/textdoccol.R (DirSource): Added support for recursive
264            traversal of directories.
265    
266    2006-12-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
267    
268            * R/textdoccol.R ([[): Loads the document corpus automatically
269            into memory upon access.
270            (tm_transform, tm_filter): Removed several checks whether the
271            document is already loaded ([[ ensures this now).
272            (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
273            mailing list archive.
274    
275    2006-12-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
276    
277            * R/aobjects.R (TextDocument): Is now a virtual class.
278            (Source): Is now a virtual class.
279    
280    2006-12-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
281    
282            * R/textdoccol.R (c): Support for an arbitrary number of document
283            collections.
284    
285    2006-11-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
286    
287            * R/textrepo.R: Updated TextRepository (constructor), append_elem,
288            append_meta and remove_meta.
289    
290            * R/textdoccol.R: Removed modify_metadata method.
291    
292            * R/textrepo.R: Removed modify_metadata method.
293    
294            * R/textdoccol.R (remove_meta): Supports removal of document
295            collection metadata and document (= in data frame) metadata.
296    
297    2006-11-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
298    
299            * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
300    
301            * data/crude.rda: Rebuilt.
302    
303            * data/acq.rda: Rebuilt.
304    
305            * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
306    
307            * R/textdoccol.R ([): Bug fix for subsetting a document
308            collection's data frame.
309    
310    2006-11-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
311    
312            * R/textdoccol.R: Bug fixes in s_filter. Added full query support
313            to s_filter.
314    
315            * R/textdoccol.R: Local text documents' metadata can now be copied
316            to a document collection's data frame with prescind_meta.
317    
318  2006-11-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2006-11-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
319    
320            * R/: Text documents' slot metadata is now accessible in s_filter.
321    
322          * R/: Rewrote s_filter function (has still some restrictions).          * R/: Rewrote s_filter function (has still some restrictions).
323    
324  2006-11-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2006-11-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>

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