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trunk/R/tm/ChangeLog revision 46, Wed Jul 5 18:08:41 2006 UTC trunk/textmin/ChangeLog revision 690, Sat Dec 16 17:22:56 2006 UTC
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1    2006-12-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * man/: Updated documentation.
4    
5            * DESCRIPTION: Changed package name to "tm". Updated version to
6            0.1 for first CRAN release.
7    
8            * inst/texts/gmane.comp.lang.r.general.mbox: mbox Gmane R mailing
9            list archive example.
10    
11            * inst/texts/gmane.comp.lang.r.gr.rdf: RSS Gmane R mailing list
12            archive example.
13    
14            * R/preprocess.R (convert_mbox_eml): A simple e-mail converter
15            from (several mails per box) mbox format to (single mail per file)
16            eml format.
17    
18    2006-12-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
19    
20            * data/crude.rda: Rebuilt.
21    
22            * data/acq.rda: Rebuilt.
23    
24            * R/reader.R: Factored out reader and parser methods from
25            textdoccol.R.
26    
27            * R/source.R: Factored out Source methods from aobjects.R and
28            textdoccol.R.
29            (GmaneRSource): Encapsulates Gmane R mailing list archive RSS
30            feeds.
31    
32            * R/textdoccol.R (DirSource): Added support for recursive
33            traversal of directories.
34    
35    2006-12-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
36    
37            * R/textdoccol.R ([[): Loads the document corpus automatically
38            into memory upon access.
39            (tm_transform, tm_filter): Removed several checks whether the
40            document is already loaded ([[ ensures this now).
41            (gmane_r_reader): Reader for RSS feeds as provided by the Gmane R
42            mailing list archive.
43    
44    2006-12-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
45    
46            * R/aobjects.R (TextDocument): Is now a virtual class.
47            (Source): Is now a virtual class.
48    
49    2006-12-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
50    
51            * R/textdoccol.R (c): Support for an arbitrary number of document
52            collections.
53    
54    2006-11-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
55    
56            * R/textrepo.R: Updated TextRepository (constructor), append_elem,
57            append_meta and remove_meta.
58    
59            * R/textdoccol.R: Removed modify_metadata method.
60    
61            * R/textrepo.R: Removed modify_metadata method.
62    
63            * R/textdoccol.R (remove_meta): Supports removal of document
64            collection metadata and document (= in data frame) metadata.
65    
66    2006-11-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
67    
68            * R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
69    
70            * data/crude.rda: Rebuilt.
71    
72            * data/acq.rda: Rebuilt.
73    
74            * inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
75    
76            * R/textdoccol.R ([): Bug fix for subsetting a document
77            collection's data frame.
78    
79    2006-11-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
80    
81            * R/textdoccol.R: Bug fixes in s_filter. Added full query support
82            to s_filter.
83    
84            * R/textdoccol.R: Local text documents' metadata can now be copied
85            to a document collection's data frame with prescind_meta.
86    
87    2006-11-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
88    
89            * R/: Text documents' slot metadata is now accessible in s_filter.
90    
91            * R/: Rewrote s_filter function (has still some restrictions).
92    
93    2006-11-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
94    
95            * R/: Various fixes in handling metadata.
96    
97            * R/: Added update mechanism for text document collections.
98    
99    2006-11-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
100    
101            * R/: Merging of document collections now creates a binary tree
102            for reconstructing merged document collections.
103    
104            * R/: Redesign of metadata for document collections.
105    
106    2006-11-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
107    
108            * R/: Messages now use \code{ngettext}.
109    
110    2006-11-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
111    
112            * R/: Added functions for modifying and removing metadata.
113    
114    2006-11-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
115    
116            * man/: Updated some documentation.
117    
118            * R/: Corrected some connection issues.
119    
120            * inst/doc: Worked on the vignette.
121    
122    2006-10-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
123    
124            * inst/: Added texts and started vignette.
125    
126            * R/: Final changes based upon David's comments.
127    
128    2006-10-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
129    
130            * NAMESPACE: Corrected exports (generic methods need exportMethods
131            directives!).
132    
133    2006-10-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
134    
135            * R/: Modified the TextDocCol constructur and various parsers. It
136            is now modular and supports various file formats via plugins (see
137            the new "Source" class).
138    
139    2006-10-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
140    
141            * man/: Revised documentation after previous code changes.
142    
143    2006-10-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
144    
145            * R/: Remaining changes as discussed with David.
146    
147    2006-10-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
148    
149            * R/: Some changes as suggested by David. The rest will follow
150            within the next days.
151    
152    2006-09-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
153    
154            * man/: Finished documentation.
155    
156    2006-09-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
157    
158            * man/: Wrote some documentation.
159    
160    2006-09-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
161    
162            * R/: Further syntactic sugar in form of additional assignment and
163            accessor methods.
164    
165    2006-09-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
166    
167            * R/: Syntactic sugar in form of "length", "show" and "summary"
168            operators.
169    
170    2006-08-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
171    
172            * R/: Diverse updates. Mainly on default operators ("[" or "c")
173            and dissimilarities.
174    
175    2006-08-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
176    
177            * R/: Added similarity functions.
178    
179            * data/: Added english stopwords.
180    
181    2006-08-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
182    
183            * data/: Examples compiled for new features
184    
185            * R/: Changes due to new structure.
186    
187            * NAMESPACE: Corrected namespace to reflect new structure.
188    
189            * R/termdocmatrix.R: Adapted for new naming scheme.
190    
191    2006-08-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
192    
193            * R/textdoccol.R: Adapted code for new class structure. Wrote
194            several transform and filter functions operating on text document
195            collections (alias text document databases).
196    
197            * R/aobjects.R: Adapted class structure with inheritance,
198            repositories and additional meta data. Loading files on demand is
199            now possible.
200    
201    2006-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
202    
203            * R/: Some cosmetic cleanups.
204    
205            * inst/: Removed vignette on clustering. That and much more is now
206            described in the JSS paper on text mining. Based upon that
207            article an elaborated vignette will be incorporated in the future.
208    
209  2006-07-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2006-07-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
210    
211          * R/: Updated generic S4 methods to comply with signature changes          * R/: Updated generic S4 methods to comply with signature changes

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