SCM

SCM Repository

[tm] Diff of /trunk/tm/ChangeLog
ViewVC logotype

Diff of /trunk/tm/ChangeLog

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

trunk/R/textmin/ChangeLog revision 62, Tue Oct 24 10:08:58 2006 UTC trunk/tm/ChangeLog revision 770, Tue Jul 17 12:41:04 2007 UTC
# Line 1  Line 1 
1    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
4            Christian Buchta.
5    
6    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
7    
8            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
9    
10    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
11    
12            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
13    
14            * R/reader.R (readPDF): Added PDF reader.
15    
16    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
17    
18            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
19    
20            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
21    
22            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
23    
24            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
25    
26    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
27    
28            * R/distmeasure.R (dissimilarity): Replaced dists call from
29            package cba by new dist call from package proxy.
30    
31    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
32    
33            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
34    
35    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
36    
37            * R/termdocmatrix.R: require() uses the quietly option to suppress
38            loading messages.
39    
40    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
41    
42            * R/dictionary.R: Added dictionary support.
43    
44    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
45    
46            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
47            documents. This simplifies some functions, e.g., asPlain.
48    
49    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
50    
51            * inst/doc/tm.Rnw: Fixed some typos in vignette.
52    
53    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
54    
55            * R/textdoccol.R (replaceWords): Added method to replace a set of
56            words by a single word. Useful for synonyms.
57    
58    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
59    
60            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
61    
62    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
63    
64            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
65            vectors. Thanks to Ariel Maguyon for his error report.
66            (removeSparseTerms): New function to remove columns from a
67            term-document matrix exceeding a sparse factor.
68    
69    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
70    
71            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
72    
73    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
74    
75            * man/sFilter.Rd: Corrected documentation on statement format (use
76            '==' instead of '=').
77    
78    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
79    
80            * R/aobjects.R (StructuredTextDocument): Inherits from
81            TextDocument.
82    
83    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
84    
85            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
86            on sparse matrices as proposed by Martin Maechler.
87    
88    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
89    
90            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
91            \pkg{filehash} version makes them deprecated.
92    
93    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
94    
95            * R/termdocmatrix.R (textvector): Stemming is now performed before
96            erasing stopwords.
97            (weightMatrix): Adapted to handle sparse matrices.
98            (TermDocMatrix): Sparse matrix is now efficiently built by
99            direct stepwise insertion of row values into it.
100    
101    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
102    
103            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
104            due to ongoing problems. For our purposes the latter is as useful
105            as the replaced package.
106    
107    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
108    
109            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
110    
111            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
112    
113    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
114    
115            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
116            languages with available stopwords.
117    
118    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
119    
120            * inst/doc/tm.Rnw: Minor corrections in the vignette.
121    
122    2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
123    
124            * DESCRIPTION: Update to version 0.2, since a lot of new features
125            have been integrated.
126    
127            * inst/stopwords: Updated existing stopwords and added stopwords
128            for various other languages.
129    
130    2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
131    
132            * man/: Updated documentation.
133    
134            * Work/testDb.R: Script to test database stuff.
135    
136            * R/: Fixed various database related bugs. Seems to be rather
137            useable now, i.e., consider as alpha status for now.
138    
139    2007-04-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
140    
141            * R/: Fixed some bugs related to database support.
142    
143    2007-04-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
144    
145            * man/: Added a lot of examples to the manuals.
146    
147    2007-04-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
148    
149            * man/: Updated parts of the documentation.
150    
151            * R/textdoccol.R (asPlain): Added conversion from newsgroup
152            documents to plain text documents.
153    
154    2007-04-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
155    
156            * R/textdoccol.R: Finished experimental database support. Not yet
157            intensively tested.
158    
159            * R/source.R: Now each source has a default reader.
160    
161            * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
162            class anymore.
163    
164            * R/plaintextdoc.R: Custom show method for plain text documents.
165    
166            * R/aobjects.R: Added a class for structured text documents.
167    
168            * R/reader.R: Replaced remaining \code{parser} occurrences with
169            \code{reader}.
170    
171            * R/textdoccol.R (summary): Indent tags.
172    
173            * R/textdoccol.R (removePunctuation): Transform method to remove
174            punctuation marks.
175    
176    2007-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
177    
178            * R/textdoccol.R (sFilter): Simplified sFilter significantly by
179            using prescindMeta().
180    
181    2007-03-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
182    
183            * R/textdoccol.R: Improved database support.
184    
185    2007-03-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
186    
187            * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
188    
189            * R/resolve.R (resolveISOcode): Extracts the language from a ISO
190            language code.
191    
192            * R/textdoccol.R (TextDocCol): Refactored several parser arguments
193            into parserControl argument.
194    
195            * R/aobjects.R (TextDocument): Introduced the "Language" slot.
196    
197    2007-03-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
198    
199            * Work/tmDataSetup.R: The datasets acq and crude can now be
200            created on the fly.
201    
202            * R/stopwords.R: Introduced a function returning the stopwords for
203            a given language (English, German and French at the moment)
204    
205            * R/textdoccol.R (stemDoc): Stemming uses Rstem if available,
206            otherwise falls back to Snowball package.
207    
208    2007-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
209    
210            * man/dissimilarity-methods.Rd: Make clear that any method offered
211            by "dists" from package "cba" can be used.
212    
213    2007-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
214    
215            * inst/doc/tm.Rnw: Fixed quotes-appearing-as-boxes-bug according
216            to Kurt's latex suggestion. Removed points and underscores in
217            variable names for consistent naming.
218    
219            * DESCRIPTION: Update to version 0.1-2.
220    
221            * man/TextRepository.Rd: Fixed bug in documentation.
222    
223    2007-01-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
224    
225            * DESCRIPTION: Update to version 0.1-1.
226    
227    2007-01-09  Ingo Feinerer  <h0125130@wu-wien.ac.at>
228    
229            * R/textdoccol.R (stemDoc): Use Rstem::wordStem instead of
230            wordStem.
231    
232    2007-01-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
233    
234            * R/: Changes due to Kurt's review.
235    
236    2006-12-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
237    
238            * R/: Implemented improvements based upon comments by David
239            Meyer.
240    
241    2006-12-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
242    
243            * inst/doc/: Rewrote vignette.
244    
245            * man/: Improved documentation.
246    
247    2006-12-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
248    
249            * man/: Updated documentation.
250    
251            * DESCRIPTION: Changed package name to "tm". Updated version to
252            0.1 for first CRAN release.
253    
254            * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
255            list archive example.
256    
257            * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
258            archive example.
259    
260            * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
261            from (several mails per box) mbox format to (single mail per file)
262            eml format.
263    
264    2006-12-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
265    
266            * data/crude.rda: Rebuilt.
267    
268            * data/acq.rda: Rebuilt.
269    
270            * R/reader.R: Factored out reader and parser methods from
271            textdoccol.R.
272    
273            * R/source.R: Factored out Source methods from aobjects.R and
274            textdoccol.R.
275            (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
276            feeds.
277    
278            * R/textdoccol.R (DirSource): Added support for recursive
279            traversal of directories.
280    
281    2006-12-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
282    
283            * R/textdoccol.R ([[): Loads the document corpus automatically
284            into memory upon access.
285            (tm_transform, tm_filter): Removed several checks whether the
286            document is already loaded ([[ ensures this now).
287            (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
288            mailing list archive.
289    
290    2006-12-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
291    
292            * R/aobjects.R (TextDocument): Is now a virtual class.
293            (Source): Is now a virtual class.
294    
295    2006-12-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
296    
297            * R/textdoccol.R (c): Support for an arbitrary number of document
298            collections.
299    
300    2006-11-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
301    
302            * R/textrepo.R: Updated TextRepository (constructor), append_elem,
303            append_meta and remove_meta.
304    
305            * R/textdoccol.R: Removed modify_metadata method.
306    
307            * R/textrepo.R: Removed modify_metadata method.
308    
309            * R/textdoccol.R (remove_meta): Supports removal of document
310            collection metadata and document (= in data frame) metadata.
311    
312    2006-11-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
313    
314            * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
315    
316            * data/crude.rda: Rebuilt.
317    
318            * data/acq.rda: Rebuilt.
319    
320            * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
321    
322            * R/textdoccol.R ([): Bug fix for subsetting a document
323            collection's data frame.
324    
325    2006-11-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
326    
327            * R/textdoccol.R: Bug fixes in s_filter. Added full query support
328            to s_filter.
329    
330            * R/textdoccol.R: Local text documents' metadata can now be copied
331            to a document collection's data frame with prescind_meta.
332    
333    2006-11-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
334    
335            * R/: Text documents' slot metadata is now accessible in s_filter.
336    
337            * R/: Rewrote s_filter function (has still some restrictions).
338    
339    2006-11-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
340    
341            * R/: Various fixes in handling metadata.
342    
343            * R/: Added update mechanism for text document collections.
344    
345    2006-11-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
346    
347            * R/: Merging of document collections now creates a binary tree
348            for reconstructing merged document collections.
349    
350            * R/: Redesign of metadata for document collections.
351    
352    2006-11-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
353    
354            * R/: Messages now use \code{ngettext}.
355    
356    2006-11-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
357    
358            * R/: Added functions for modifying and removing metadata.
359    
360    2006-11-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
361    
362            * man/: Updated some documentation.
363    
364            * R/: Corrected some connection issues.
365    
366            * inst/doc: Worked on the vignette.
367    
368    2006-10-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
369    
370            * inst/: Added texts and started vignette.
371    
372            * R/: Final changes based upon David's comments.
373    
374    2006-10-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
375    
376            * NAMESPACE: Corrected exports (generic methods need exportMethods
377            directives!).
378    
379    2006-10-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
380    
381            * R/: Modified the TextDocCol constructur and various parsers. It
382            is now modular and supports various file formats via plugins (see
383            the new "Source" class).
384    
385  2006-10-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2006-10-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
386    
387          * man/: Revised documentation after previous code changes.          * man/: Revised documentation after previous code changes.

Legend:
Removed from v.62  
changed lines
  Added in v.770

root@r-forge.r-project.org
ViewVC Help
Powered by ViewVC 1.0.0  
Thanks to:
Vienna University of Economics and Business Powered By FusionForge