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trunk/R/textmin/ChangeLog revision 67, Wed Nov 1 17:29:59 2006 UTC trunk/tm/ChangeLog revision 767, Sat Jul 14 16:50:44 2007 UTC
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1    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
4    
5            * R/reader.R (readPDF): Added PDF reader.
6    
7    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
8    
9            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
10    
11            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
12    
13            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
14    
15            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
16    
17    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
18    
19            * R/distmeasure.R (dissimilarity): Replaced dists call from
20            package cba by new dist call from package proxy.
21    
22    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
23    
24            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
25    
26    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
27    
28            * R/termdocmatrix.R: require() uses the quietly option to suppress
29            loading messages.
30    
31    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
32    
33            * R/dictionary.R: Added dictionary support.
34    
35    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
36    
37            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
38            documents. This simplifies some functions, e.g., asPlain.
39    
40    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
41    
42            * inst/doc/tm.Rnw: Fixed some typos in vignette.
43    
44    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
45    
46            * R/textdoccol.R (replaceWords): Added method to replace a set of
47            words by a single word. Useful for synonyms.
48    
49    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
50    
51            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
52    
53    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
54    
55            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
56            vectors. Thanks to Ariel Maguyon for his error report.
57            (removeSparseTerms): New function to remove columns from a
58            term-document matrix exceeding a sparse factor.
59    
60    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
61    
62            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
63    
64    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
65    
66            * man/sFilter.Rd: Corrected documentation on statement format (use
67            '==' instead of '=').
68    
69    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
70    
71            * R/aobjects.R (StructuredTextDocument): Inherits from
72            TextDocument.
73    
74    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
75    
76            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
77            on sparse matrices as proposed by Martin Maechler.
78    
79    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
80    
81            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
82            \pkg{filehash} version makes them deprecated.
83    
84    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
85    
86            * R/termdocmatrix.R (textvector): Stemming is now performed before
87            erasing stopwords.
88            (weightMatrix): Adapted to handle sparse matrices.
89            (TermDocMatrix): Sparse matrix is now efficiently built by
90            direct stepwise insertion of row values into it.
91    
92    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
93    
94            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
95            due to ongoing problems. For our purposes the latter is as useful
96            as the replaced package.
97    
98    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
99    
100            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
101    
102            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
103    
104    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
105    
106            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
107            languages with available stopwords.
108    
109    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
110    
111            * inst/doc/tm.Rnw: Minor corrections in the vignette.
112    
113    2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
114    
115            * DESCRIPTION: Update to version 0.2, since a lot of new features
116            have been integrated.
117    
118            * inst/stopwords: Updated existing stopwords and added stopwords
119            for various other languages.
120    
121    2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
122    
123            * man/: Updated documentation.
124    
125            * Work/testDb.R: Script to test database stuff.
126    
127            * R/: Fixed various database related bugs. Seems to be rather
128            useable now, i.e., consider as alpha status for now.
129    
130    2007-04-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
131    
132            * R/: Fixed some bugs related to database support.
133    
134    2007-04-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
135    
136            * man/: Added a lot of examples to the manuals.
137    
138    2007-04-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
139    
140            * man/: Updated parts of the documentation.
141    
142            * R/textdoccol.R (asPlain): Added conversion from newsgroup
143            documents to plain text documents.
144    
145    2007-04-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
146    
147            * R/textdoccol.R: Finished experimental database support. Not yet
148            intensively tested.
149    
150            * R/source.R: Now each source has a default reader.
151    
152            * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
153            class anymore.
154    
155            * R/plaintextdoc.R: Custom show method for plain text documents.
156    
157            * R/aobjects.R: Added a class for structured text documents.
158    
159            * R/reader.R: Replaced remaining \code{parser} occurrences with
160            \code{reader}.
161    
162            * R/textdoccol.R (summary): Indent tags.
163    
164            * R/textdoccol.R (removePunctuation): Transform method to remove
165            punctuation marks.
166    
167    2007-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
168    
169            * R/textdoccol.R (sFilter): Simplified sFilter significantly by
170            using prescindMeta().
171    
172    2007-03-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
173    
174            * R/textdoccol.R: Improved database support.
175    
176    2007-03-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
177    
178            * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
179    
180            * R/resolve.R (resolveISOcode): Extracts the language from a ISO
181            language code.
182    
183            * R/textdoccol.R (TextDocCol): Refactored several parser arguments
184            into parserControl argument.
185    
186            * R/aobjects.R (TextDocument): Introduced the "Language" slot.
187    
188    2007-03-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
189    
190            * Work/tmDataSetup.R: The datasets acq and crude can now be
191            created on the fly.
192    
193            * R/stopwords.R: Introduced a function returning the stopwords for
194            a given language (English, German and French at the moment)
195    
196            * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
197            otherwise falls back to Snowball package.
198    
199    2007-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
200    
201            * man/dissimilarity-methods.Rd: Make clear that any method offered
202            by "dists" from package "cba" can be used.
203    
204    2007-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
205    
206            * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
207            to Kurt's latex suggestion. Removed points and underscores in
208            variable names for consistent naming.
209    
210            * DESCRIPTION: Update to version 0.1-2.
211    
212            * man/TextRepository.Rd: Fixed bug in documentation.
213    
214    2007-01-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
215    
216            * DESCRIPTION: Update to version 0.1-1.
217    
218    2007-01-09  Ingo Feinerer  <h0125130@wu-wien.ac.at>
219    
220            * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
221            wordStem.
222    
223    2007-01-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
224    
225            * R/: Changes due to Kurt's review.
226    
227    2006-12-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
228    
229            * R/: Implemented improvements based upon comments by David
230            Meyer.
231    
232    2006-12-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
233    
234            * inst/doc/: Rewrote vignette.
235    
236            * man/: Improved documentation.
237    
238    2006-12-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
239    
240            * man/: Updated documentation.
241    
242            * DESCRIPTION: Changed package name to "tm". Updated version to
243            0.1 for first CRAN release.
244    
245            * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
246            list archive example.
247    
248            * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
249            archive example.
250    
251            * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
252            from (several mails per box) mbox format to (single mail per file)
253            eml format.
254    
255    2006-12-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
256    
257            * data/crude.rda: Rebuilt.
258    
259            * data/acq.rda: Rebuilt.
260    
261            * R/reader.R: Factored out reader and parser methods from
262            textdoccol.R.
263    
264            * R/source.R: Factored out Source methods from aobjects.R and
265            textdoccol.R.
266            (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
267            feeds.
268    
269            * R/textdoccol.R (DirSource): Added support for recursive
270            traversal of directories.
271    
272    2006-12-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
273    
274            * R/textdoccol.R ([[): Loads the document corpus automatically
275            into memory upon access.
276            (tm_transform, tm_filter): Removed several checks whether the
277            document is already loaded ([[ ensures this now).
278            (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
279            mailing list archive.
280    
281    2006-12-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
282    
283            * R/aobjects.R (TextDocument): Is now a virtual class.
284            (Source): Is now a virtual class.
285    
286    2006-12-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
287    
288            * R/textdoccol.R (c): Support for an arbitrary number of document
289            collections.
290    
291    2006-11-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
292    
293            * R/textrepo.R: Updated TextRepository (constructor), append_elem,
294            append_meta and remove_meta.
295    
296            * R/textdoccol.R: Removed modify_metadata method.
297    
298            * R/textrepo.R: Removed modify_metadata method.
299    
300            * R/textdoccol.R (remove_meta): Supports removal of document
301            collection metadata and document (= in data frame) metadata.
302    
303    2006-11-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
304    
305            * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
306    
307            * data/crude.rda: Rebuilt.
308    
309            * data/acq.rda: Rebuilt.
310    
311            * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
312    
313            * R/textdoccol.R ([): Bug fix for subsetting a document
314            collection's data frame.
315    
316    2006-11-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
317    
318            * R/textdoccol.R: Bug fixes in s_filter. Added full query support
319            to s_filter.
320    
321            * R/textdoccol.R: Local text documents' metadata can now be copied
322            to a document collection's data frame with prescind_meta.
323    
324    2006-11-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
325    
326            * R/: Text documents' slot metadata is now accessible in s_filter.
327    
328            * R/: Rewrote s_filter function (has still some restrictions).
329    
330    2006-11-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
331    
332            * R/: Various fixes in handling metadata.
333    
334            * R/: Added update mechanism for text document collections.
335    
336    2006-11-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
337    
338            * R/: Merging of document collections now creates a binary tree
339            for reconstructing merged document collections.
340    
341            * R/: Redesign of metadata for document collections.
342    
343    2006-11-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
344    
345            * R/: Messages now use \code{ngettext}.
346    
347    2006-11-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
348    
349            * R/: Added functions for modifying and removing metadata.
350    
351  2006-11-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2006-11-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
352    
353          * man/: Updated some documentation.          * man/: Updated some documentation.

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