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trunk/R/trunk/ChangeLog revision 39, Sat Jan 21 09:37:39 2006 UTC trunk/textmin/ChangeLog revision 689, Fri Dec 8 14:21:46 2006 UTC
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1    2006-12-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * data/crude.rda: Rebuilt.
4    
5            * data/acq.rda: Rebuilt.
6    
7            * R/reader.R: Factored out reader and parser methods from
8            textdoccol.R.
9    
10            * R/source.R: Factored out Source methods from aobjects.R and
11            textdoccol.R.
12            (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
13            feeds.
14    
15            * R/textdoccol.R (DirSource): Added support for recursive
16            traversal of directories.
17    
18    2006-12-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
19    
20            * R/textdoccol.R ([[): Loads the document corpus automatically
21            into memory upon access.
22            (tm_transform, tm_filter): Removed several checks whether the
23            document is already loaded ([[ ensures this now).
24            (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
25            mailing list archive.
26    
27    2006-12-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
28    
29            * R/aobjects.R (TextDocument): Is now a virtual class.
30            (Source): Is now a virtual class.
31    
32    2006-12-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
33    
34            * R/textdoccol.R (c): Support for an arbitrary number of document
35            collections.
36    
37    2006-11-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
38    
39            * R/textrepo.R: Updated TextRepository (constructor), append_elem,
40            append_meta and remove_meta.
41    
42            * R/textdoccol.R: Removed modify_metadata method.
43    
44            * R/textrepo.R: Removed modify_metadata method.
45    
46            * R/textdoccol.R (remove_meta): Supports removal of document
47            collection metadata and document (= in data frame) metadata.
48    
49    2006-11-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
50    
51            * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
52    
53            * data/crude.rda: Rebuilt.
54    
55            * data/acq.rda: Rebuilt.
56    
57            * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
58    
59            * R/textdoccol.R ([): Bug fix for subsetting a document
60            collection's data frame.
61    
62    2006-11-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
63    
64            * R/textdoccol.R: Bug fixes in s_filter. Added full query support
65            to s_filter.
66    
67            * R/textdoccol.R: Local text documents' metadata can now be copied
68            to a document collection's data frame with prescind_meta.
69    
70    2006-11-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
71    
72            * R/: Text documents' slot metadata is now accessible in s_filter.
73    
74            * R/: Rewrote s_filter function (has still some restrictions).
75    
76    2006-11-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
77    
78            * R/: Various fixes in handling metadata.
79    
80            * R/: Added update mechanism for text document collections.
81    
82    2006-11-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
83    
84            * R/: Merging of document collections now creates a binary tree
85            for reconstructing merged document collections.
86    
87            * R/: Redesign of metadata for document collections.
88    
89    2006-11-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
90    
91            * R/: Messages now use \code{ngettext}.
92    
93    2006-11-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
94    
95            * R/: Added functions for modifying and removing metadata.
96    
97    2006-11-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
98    
99            * man/: Updated some documentation.
100    
101            * R/: Corrected some connection issues.
102    
103            * inst/doc: Worked on the vignette.
104    
105    2006-10-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
106    
107            * inst/: Added texts and started vignette.
108    
109            * R/: Final changes based upon David's comments.
110    
111    2006-10-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
112    
113            * NAMESPACE: Corrected exports (generic methods need exportMethods
114            directives!).
115    
116    2006-10-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
117    
118            * R/: Modified the TextDocCol constructur and various parsers. It
119            is now modular and supports various file formats via plugins (see
120            the new "Source" class).
121    
122    2006-10-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
123    
124            * man/: Revised documentation after previous code changes.
125    
126    2006-10-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
127    
128            * R/: Remaining changes as discussed with David.
129    
130    2006-10-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
131    
132            * R/: Some changes as suggested by David. The rest will follow
133            within the next days.
134    
135    2006-09-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
136    
137            * man/: Finished documentation.
138    
139    2006-09-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
140    
141            * man/: Wrote some documentation.
142    
143    2006-09-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
144    
145            * R/: Further syntactic sugar in form of additional assignment and
146            accessor methods.
147    
148    2006-09-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
149    
150            * R/: Syntactic sugar in form of "length", "show" and "summary"
151            operators.
152    
153    2006-08-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
154    
155            * R/: Diverse updates. Mainly on default operators ("[" or "c")
156            and dissimilarities.
157    
158    2006-08-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
159    
160            * R/: Added similarity functions.
161    
162            * data/: Added english stopwords.
163    
164    2006-08-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
165    
166            * data/: Examples compiled for new features
167    
168            * R/: Changes due to new structure.
169    
170            * NAMESPACE: Corrected namespace to reflect new structure.
171    
172            * R/termdocmatrix.R: Adapted for new naming scheme.
173    
174    2006-08-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
175    
176            * R/textdoccol.R: Adapted code for new class structure. Wrote
177            several transform and filter functions operating on text document
178            collections (alias text document databases).
179    
180            * R/aobjects.R: Adapted class structure with inheritance,
181            repositories and additional meta data. Loading files on demand is
182            now possible.
183    
184    2006-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
185    
186            * R/: Some cosmetic cleanups.
187    
188            * inst/: Removed vignette on clustering. That and much more is now
189            described in the JSS paper on text mining. Based upon that
190            article an elaborated vignette will be incorporated in the future.
191    
192    2006-07-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
193    
194            * R/: Updated generic S4 methods to comply with signature changes
195            in newer versions of R (> 2.3)
196    
197    2006-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
198    
199            * ext/R/importRIS.R: Automatic RIS import is now possible.
200    
201    2006-02-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
202    
203            * R/textdoccol.R: Added RIS HTML input format.
204    
205  2006-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2006-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
206    
207          * R/textdoccol.R: Removed bug that caused invalid text document          * R/textdoccol.R: Removed bug that caused invalid text document

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