SCM

SCM Repository

[tm] Diff of /pkg/ChangeLog
ViewVC logotype

Diff of /pkg/ChangeLog

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

revision 911, Sun Mar 22 17:55:16 2009 UTC revision 1063, Fri Apr 9 10:36:39 2010 UTC
# Line 1  Line 1 
1    2010-04-09  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/source.R (.Source): Provide document names.
4    
5    2010-04-07  Ingo Feinerer  <feinerer@logic.at>
6    
7            * R/meta.R (`content_or_meta`): Utility function.
8    
9    2010-03-19  Ingo Feinerer  <feinerer@logic.at>
10    
11            * R/reader.R (readReut21578XML, readReut21578XMLasPlain): Extract
12            TOPICS, LEWISSPLIT, CGISPLIT, and OLDID meta tags.
13    
14    2010-03-03  Ingo Feinerer  <feinerer@logic.at>
15    
16            * R/weight.R (weightTfIdf): Added normalization option.
17    
18            * man/tm_tag_score.Rd: Add General Inquirer example for sentiment
19            analysis.
20    
21    2010-02-25  Ingo Feinerer  <feinerer@logic.at>
22    
23            * R/score.R (tm_tag_score): Compute a score from the number of
24            tags matching in a document.
25    
26    2010-02-18  Ingo Feinerer  <feinerer@logic.at>
27    
28            * R/complete.R (stemCompletion): New completion heuristics.
29    
30    2010-02-17  Ingo Feinerer  <feinerer@logic.at>
31    
32            * R/plot.R (plot.TermDocumentMatrix): Memory improvements.
33    
34    2010-02-06  Ingo Feinerer  <feinerer@logic.at>
35    
36            * DESCRIPTION (Depends): Depend on R (>= 2.10.0) to ensure that
37            setOldClass(c(..., "list")) works.
38    
39    2010-01-22  Ingo Feinerer  <feinerer@logic.at>
40    
41            * R/transform.R (stemDocument.character): In case input is a
42            simple character just delegate to the default Snowball stemmer.
43    
44    2010-01-15  Ingo Feinerer  <feinerer@logic.at>
45    
46            * R/reader.R (readReut21578XML, readRCV1): Extract more meta
47            data.
48    
49    2010-01-12  Ingo Feinerer  <feinerer@logic.at>
50    
51            * R/doc.R (`Content<-`): Be careful with names attribute.
52    
53    2010-01-07  Stefan Theussl  <stefan.theussl@wu.ac.at>
54    
55            * R/source.R (DirSource): Improved implementation especially when
56            handling many (> 1M) files.
57    
58    2009-12-22  Ingo Feinerer  <feinerer@logic.at>
59    
60            * R/source.R (getElem.URISource): Use encoding argument.
61    
62    2009-12-11  Ingo Feinerer  <feinerer@logic.at>
63    
64            * R/doc.R (setOldClass): Register S3 document classes to be
65            recognized by S4 methods.
66    
67    2009-11-25  Ingo Feinerer  <feinerer@logic.at>
68    
69            * R/matrix.R (termFreq): Add option to remove punctuation
70            characters.
71    
72    2009-11-19  Ingo Feinerer  <feinerer@logic.at>
73    
74            * R/matrix.R (c.TermDocumentMatrix): Added combine method for
75            merging multiple term-document matrices.
76    
77    2009-11-17  Ingo Feinerer  <feinerer@logic.at>
78    
79            * R/corpus.R (setOldClass): Register S3 corpus classes to be
80            recognized by S4 methods.
81    
82            * man/plot.Rd: Use \dontrun{} in \examples{} section in the hope
83            that CRAN Mac OS X builds do not fail any longer.
84    
85    2009-11-15  Ingo Feinerer  <feinerer@logic.at>
86    
87            * R/matrix.R (tokenize): Use scan(..., what = "character") instead
88            of RWeka:AlphabeticTokenizer() as default.
89    
90    2009-11-14  Ingo Feinerer  <feinerer@logic.at>
91    
92            * R/transform.R (removeWords.PlainTextDocument): Fix bug which
93            caused words at the beginning or the end of a line not to be removed. Do
94            not delete whitespace anymore.
95    
96    2009-11-12  Ingo Feinerer  <feinerer@logic.at>
97    
98            * R/source.R (DirSource): Default to working directory if no path
99            is specified.
100    
101    2009-11-11  Ingo Feinerer  <feinerer@logic.at>
102    
103            * R/source.R (DirSource): Stop on empty directories.
104    
105    2009-11-07  Ingo Feinerer  <feinerer@logic.at>
106    
107            * R/matrix.R (TermDocumentMatrix): Avoid prefixes originating from
108            named documents.
109    
110    2009-10-21  Ingo Feinerer  <feinerer@logic.at>
111    
112            * R/transform.R (removeWords): Improve regular expressions.
113    
114    2009-10-19  Ingo Feinerer  <feinerer@logic.at>
115    
116            * R/meta.R (DublinCore): Allow lower case tags.
117    
118    2009-10-09  Ingo Feinerer  <feinerer@logic.at>
119    
120            * R/source.R (GmaneSource, ReutersSource): Use xmlChildren(x)
121            instead of x$children.
122    
123    2009-09-15  Ingo Feinerer  <feinerer@logic.at>
124    
125            * R/preprocess.R (preprocessReut21578XML): Fix generated file names.
126    
127    2009-09-06  Ingo Feinerer  <feinerer@logic.at>
128    
129            * R/: Use S3 instead of S4 class system.
130    
131    2009-08-11  Ingo Feinerer  <feinerer@logic.at>
132    
133            * R/reader.R (readMail): Moved to tm.plugin.mail package.
134    
135    2009-07-04  Ingo Feinerer  <feinerer@logic.at>
136    
137            * R/reader.R (readNewsgroup): Rename to readMail as newsgroup
138            postings are basically e-mails with some extra headers.
139    
140    2009-07-03  Ingo Feinerer  <feinerer@logic.at>
141    
142            * R/transform.R: Move convertMboxEml, removeCitation,
143            removeMultipart, and removeSignature to the tm.plugin.mail package
144            since they are mainly utility functions (for handling e-mails) and
145            not very framework specific.
146    
147    2009-06-28  Ingo Feinerer  <feinerer@logic.at>
148    
149            * man/: Fix documentation.
150    
151    2009-06-26  Ingo Feinerer  <feinerer@logic.at>
152    
153            * R/reader.R (readReut21578XMLasPlain): New reader which returns a
154            plain text document instead of an XML document for texts of the
155            Reuters-21578 dataset.
156    
157            * R/sparse.R: Removed since the slam package is now available on
158            CRAN.
159    
160            * DESCRIPTION (Depends): Add slam package.
161    
162    2009-06-17  Ingo Feinerer  <feinerer@logic.at>
163    
164            * R/transform.R (stemDoc): Fix character(0) handling.
165    
166    2009-06-12  Ingo Feinerer  <feinerer@logic.at>
167    
168            * R/doc.R (show): Pretty print.
169    
170    2009-05-27  Ingo Feinerer  <feinerer@logic.at>
171    
172            * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
173            gracefully.
174    
175    2009-05-13  Ingo Feinerer  <feinerer@logic.at>
176    
177            * R/corpus.R: Make corpus virtual. Implement corpus with standard
178            and permanent storage semantics.
179    
180            * DESCRIPTION: New major release. A *lot* of improvements.
181    
182    2009-05-04   Ingo Feinerer <feinerer@logic.at>
183    
184            * NAMESPACE: Export some simple_triplet_matrix functions.
185    
186    2009-04-28   Ingo Feinerer <feinerer@logic.at>
187    
188            * R/weight.R: Adapt tf-idf to new matrix format.
189    
190    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
191    
192            * R/matrix.R: Create two distinct classes for term-document and
193            document-term matrices.
194    
195    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
196    
197            * R/termdocmatrix.R: No longer use Matrix package. This reduces
198            package start-up time significantly.
199    
200    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
201    
202            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
203    
204    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
205    
206            * R/transform.R (tmReduce): Combine multiple maps into one
207            transformation.
208    
209    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
210    
211            * R/weight.R: Remove weightLogical since it does not return a
212            dgCMatrix.
213    
214            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
215            or TermDocumentMatrix instead.
216    
217    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
218    
219            * inst/doc/extensions.Rnw: Finished vignette.
220    
221    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
222    
223            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
224            DocumentTermMatrix representations.
225    
226    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
227    
228            * R/reader.R (readXML): New reader for arbitrary XML files.
229    
230  2009-03-22  Ingo Feinerer  <feinerer@logic.at>  2009-03-22  Ingo Feinerer  <feinerer@logic.at>
231    
232          * R/source.R (CSVSource): Defunct (use DataframeSource instead).          * R/source.R (CSVSource): Defunct (use DataframeSource instead).
# Line 6  Line 235 
235    
236  2009-03-21  Ingo Feinerer  <feinerer@logic.at>  2009-03-21  Ingo Feinerer  <feinerer@logic.at>
237    
238          * R/reader.R (readCustom): Experimental reader which can be          * R/reader.R (readTabular): Experimental reader for tabular data
239          customized via user-defined mappings.          structures which can be customized via user-defined mappings.
240    
241          * R/reader.R: Always use UTC time zone.          * R/reader.R: Always use UTC time zone.
242    

Legend:
Removed from v.911  
changed lines
  Added in v.1063

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