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trunk/R/textmin/ChangeLog revision 59, Tue Sep 26 12:24:09 2006 UTC trunk/tm/ChangeLog revision 768, Sun Jul 15 08:33:56 2007 UTC
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1    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
4    
5    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
6    
7            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
8    
9            * R/reader.R (readPDF): Added PDF reader.
10    
11    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
12    
13            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
14    
15            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
16    
17            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
18    
19            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
20    
21    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
22    
23            * R/distmeasure.R (dissimilarity): Replaced dists call from
24            package cba by new dist call from package proxy.
25    
26    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
27    
28            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
29    
30    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
31    
32            * R/termdocmatrix.R: require() uses the quietly option to suppress
33            loading messages.
34    
35    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
36    
37            * R/dictionary.R: Added dictionary support.
38    
39    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
40    
41            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
42            documents. This simplifies some functions, e.g., asPlain.
43    
44    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
45    
46            * inst/doc/tm.Rnw: Fixed some typos in vignette.
47    
48    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
49    
50            * R/textdoccol.R (replaceWords): Added method to replace a set of
51            words by a single word. Useful for synonyms.
52    
53    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
54    
55            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
56    
57    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
58    
59            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
60            vectors. Thanks to Ariel Maguyon for his error report.
61            (removeSparseTerms): New function to remove columns from a
62            term-document matrix exceeding a sparse factor.
63    
64    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
65    
66            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
67    
68    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
69    
70            * man/sFilter.Rd: Corrected documentation on statement format (use
71            '==' instead of '=').
72    
73    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
74    
75            * R/aobjects.R (StructuredTextDocument): Inherits from
76            TextDocument.
77    
78    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
79    
80            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
81            on sparse matrices as proposed by Martin Maechler.
82    
83    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
84    
85            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
86            \pkg{filehash} version makes them deprecated.
87    
88    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
89    
90            * R/termdocmatrix.R (textvector): Stemming is now performed before
91            erasing stopwords.
92            (weightMatrix): Adapted to handle sparse matrices.
93            (TermDocMatrix): Sparse matrix is now efficiently built by
94            direct stepwise insertion of row values into it.
95    
96    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
97    
98            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
99            due to ongoing problems. For our purposes the latter is as useful
100            as the replaced package.
101    
102    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
103    
104            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
105    
106            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
107    
108    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
109    
110            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
111            languages with available stopwords.
112    
113    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
114    
115            * inst/doc/tm.Rnw: Minor corrections in the vignette.
116    
117    2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
118    
119            * DESCRIPTION: Update to version 0.2, since a lot of new features
120            have been integrated.
121    
122            * inst/stopwords: Updated existing stopwords and added stopwords
123            for various other languages.
124    
125    2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
126    
127            * man/: Updated documentation.
128    
129            * Work/testDb.R: Script to test database stuff.
130    
131            * R/: Fixed various database related bugs. Seems to be rather
132            useable now, i.e., consider as alpha status for now.
133    
134    2007-04-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
135    
136            * R/: Fixed some bugs related to database support.
137    
138    2007-04-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
139    
140            * man/: Added a lot of examples to the manuals.
141    
142    2007-04-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
143    
144            * man/: Updated parts of the documentation.
145    
146            * R/textdoccol.R (asPlain): Added conversion from newsgroup
147            documents to plain text documents.
148    
149    2007-04-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
150    
151            * R/textdoccol.R: Finished experimental database support. Not yet
152            intensively tested.
153    
154            * R/source.R: Now each source has a default reader.
155    
156            * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
157            class anymore.
158    
159            * R/plaintextdoc.R: Custom show method for plain text documents.
160    
161            * R/aobjects.R: Added a class for structured text documents.
162    
163            * R/reader.R: Replaced remaining \code{parser} occurrences with
164            \code{reader}.
165    
166            * R/textdoccol.R (summary): Indent tags.
167    
168            * R/textdoccol.R (removePunctuation): Transform method to remove
169            punctuation marks.
170    
171    2007-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
172    
173            * R/textdoccol.R (sFilter): Simplified sFilter significantly by
174            using prescindMeta().
175    
176    2007-03-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
177    
178            * R/textdoccol.R: Improved database support.
179    
180    2007-03-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
181    
182            * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
183    
184            * R/resolve.R (resolveISOcode): Extracts the language from a ISO
185            language code.
186    
187            * R/textdoccol.R (TextDocCol): Refactored several parser arguments
188            into parserControl argument.
189    
190            * R/aobjects.R (TextDocument): Introduced the "Language" slot.
191    
192    2007-03-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
193    
194            * Work/tmDataSetup.R: The datasets acq and crude can now be
195            created on the fly.
196    
197            * R/stopwords.R: Introduced a function returning the stopwords for
198            a given language (English, German and French at the moment)
199    
200            * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
201            otherwise falls back to Snowball package.
202    
203    2007-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
204    
205            * man/dissimilarity-methods.Rd: Make clear that any method offered
206            by "dists" from package "cba" can be used.
207    
208    2007-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
209    
210            * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
211            to Kurt's latex suggestion. Removed points and underscores in
212            variable names for consistent naming.
213    
214            * DESCRIPTION: Update to version 0.1-2.
215    
216            * man/TextRepository.Rd: Fixed bug in documentation.
217    
218    2007-01-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
219    
220            * DESCRIPTION: Update to version 0.1-1.
221    
222    2007-01-09  Ingo Feinerer  <h0125130@wu-wien.ac.at>
223    
224            * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
225            wordStem.
226    
227    2007-01-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
228    
229            * R/: Changes due to Kurt's review.
230    
231    2006-12-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
232    
233            * R/: Implemented improvements based upon comments by David
234            Meyer.
235    
236    2006-12-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
237    
238            * inst/doc/: Rewrote vignette.
239    
240            * man/: Improved documentation.
241    
242    2006-12-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
243    
244            * man/: Updated documentation.
245    
246            * DESCRIPTION: Changed package name to "tm". Updated version to
247            0.1 for first CRAN release.
248    
249            * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
250            list archive example.
251    
252            * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
253            archive example.
254    
255            * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
256            from (several mails per box) mbox format to (single mail per file)
257            eml format.
258    
259    2006-12-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
260    
261            * data/crude.rda: Rebuilt.
262    
263            * data/acq.rda: Rebuilt.
264    
265            * R/reader.R: Factored out reader and parser methods from
266            textdoccol.R.
267    
268            * R/source.R: Factored out Source methods from aobjects.R and
269            textdoccol.R.
270            (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
271            feeds.
272    
273            * R/textdoccol.R (DirSource): Added support for recursive
274            traversal of directories.
275    
276    2006-12-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
277    
278            * R/textdoccol.R ([[): Loads the document corpus automatically
279            into memory upon access.
280            (tm_transform, tm_filter): Removed several checks whether the
281            document is already loaded ([[ ensures this now).
282            (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
283            mailing list archive.
284    
285    2006-12-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
286    
287            * R/aobjects.R (TextDocument): Is now a virtual class.
288            (Source): Is now a virtual class.
289    
290    2006-12-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
291    
292            * R/textdoccol.R (c): Support for an arbitrary number of document
293            collections.
294    
295    2006-11-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
296    
297            * R/textrepo.R: Updated TextRepository (constructor), append_elem,
298            append_meta and remove_meta.
299    
300            * R/textdoccol.R: Removed modify_metadata method.
301    
302            * R/textrepo.R: Removed modify_metadata method.
303    
304            * R/textdoccol.R (remove_meta): Supports removal of document
305            collection metadata and document (= in data frame) metadata.
306    
307    2006-11-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
308    
309            * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
310    
311            * data/crude.rda: Rebuilt.
312    
313            * data/acq.rda: Rebuilt.
314    
315            * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
316    
317            * R/textdoccol.R ([): Bug fix for subsetting a document
318            collection's data frame.
319    
320    2006-11-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
321    
322            * R/textdoccol.R: Bug fixes in s_filter. Added full query support
323            to s_filter.
324    
325            * R/textdoccol.R: Local text documents' metadata can now be copied
326            to a document collection's data frame with prescind_meta.
327    
328    2006-11-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
329    
330            * R/: Text documents' slot metadata is now accessible in s_filter.
331    
332            * R/: Rewrote s_filter function (has still some restrictions).
333    
334    2006-11-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
335    
336            * R/: Various fixes in handling metadata.
337    
338            * R/: Added update mechanism for text document collections.
339    
340    2006-11-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
341    
342            * R/: Merging of document collections now creates a binary tree
343            for reconstructing merged document collections.
344    
345            * R/: Redesign of metadata for document collections.
346    
347    2006-11-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
348    
349            * R/: Messages now use \code{ngettext}.
350    
351    2006-11-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
352    
353            * R/: Added functions for modifying and removing metadata.
354    
355    2006-11-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
356    
357            * man/: Updated some documentation.
358    
359            * R/: Corrected some connection issues.
360    
361            * inst/doc: Worked on the vignette.
362    
363    2006-10-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
364    
365            * inst/: Added texts and started vignette.
366    
367            * R/: Final changes based upon David's comments.
368    
369    2006-10-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
370    
371            * NAMESPACE: Corrected exports (generic methods need exportMethods
372            directives!).
373    
374    2006-10-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
375    
376            * R/: Modified the TextDocCol constructur and various parsers. It
377            is now modular and supports various file formats via plugins (see
378            the new "Source" class).
379    
380    2006-10-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
381    
382            * man/: Revised documentation after previous code changes.
383    
384    2006-10-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
385    
386            * R/: Remaining changes as discussed with David.
387    
388    2006-10-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
389    
390            * R/: Some changes as suggested by David. The rest will follow
391            within the next days.
392    
393  2006-09-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2006-09-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
394    
395          * man/: Finished documentation.          * man/: Finished documentation.

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