Diff of /trunk/textmin/ChangeLog

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	trunk/R/trunk/ChangeLog revision 20, Tue Nov 8 16:40:52 2005 UTC	trunk/R/textmin/ChangeLog revision 77, Sun Nov 26 13:32:16 2006 UTC
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1		2006-11-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2
3		* R/textrepo.R: Updated TextRepository (constructor), append_elem,
4		append_meta and remove_meta.
5
6		* R/textdoccol.R: Removed modify_metadata method.
7
8		* R/textrepo.R: Removed modify_metadata method.
9
10		* R/textdoccol.R (remove_meta): Supports removal of document
11		collection metadata and document (= in data frame) metadata.
12
13		2006-11-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
14
15		* R/textdoccol.R (append_doc): Bug fix for handling empty metadata.
16
17		* data/crude.rda: Rebuilt.
18
19		* data/acq.rda: Rebuilt.
20
21		* inst/doc/textmin.Rnw: Updated vignette to reflect code changes.
22
23		* R/textdoccol.R ([): Bug fix for subsetting a document
24		collection's data frame.
25
26		2006-11-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
27
28		* R/textdoccol.R: Bug fixes in s_filter. Added full query support
29		to s_filter.
30
31		* R/textdoccol.R: Local text documents' metadata can now be copied
32		to a document collection's data frame with prescind_meta.
33
34		2006-11-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
35
36		* R/: Text documents' slot metadata is now accessible in s_filter.
37
38		* R/: Rewrote s_filter function (has still some restrictions).
39
40		2006-11-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
41
42		* R/: Various fixes in handling metadata.
43
44		* R/: Added update mechanism for text document collections.
45
46		2006-11-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
47
48		* R/: Merging of document collections now creates a binary tree
49		for reconstructing merged document collections.
50
51		* R/: Redesign of metadata for document collections.
52
53		2006-11-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
54
55		* R/: Messages now use \code{ngettext}.
56
57		2006-11-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
58
59		* R/: Added functions for modifying and removing metadata.
60
61		2006-11-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
62
63		* man/: Updated some documentation.
64
65		* R/: Corrected some connection issues.
66
67		* inst/doc: Worked on the vignette.
68
69		2006-10-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
70
71		* inst/: Added texts and started vignette.
72
73		* R/: Final changes based upon David's comments.
74
75		2006-10-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
76
77		* NAMESPACE: Corrected exports (generic methods need exportMethods
78		directives!).
79
80		2006-10-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
81
82		* R/: Modified the TextDocCol constructur and various parsers. It
83		is now modular and supports various file formats via plugins (see
84		the new "Source" class).
85
86		2006-10-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
87
88		* man/: Revised documentation after previous code changes.
89
90		2006-10-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
91
92		* R/: Remaining changes as discussed with David.
93
94		2006-10-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
95
96		* R/: Some changes as suggested by David. The rest will follow
97		within the next days.
98
99		2006-09-26  Ingo Feinerer  <h0125130@wu-wien.ac.at>
100
101		* man/: Finished documentation.
102
103		2006-09-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
104
105		* man/: Wrote some documentation.
106
107		2006-09-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
108
109		* R/: Further syntactic sugar in form of additional assignment and
110		accessor methods.
111
112		2006-09-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
113
114		* R/: Syntactic sugar in form of "length", "show" and "summary"
115		operators.
116
117		2006-08-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
118
119		* R/: Diverse updates. Mainly on default operators ("[" or "c")
120		and dissimilarities.
121
122		2006-08-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
123
124		* R/: Added similarity functions.
125
126		* data/: Added english stopwords.
127
128		2006-08-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
129
130		* data/: Examples compiled for new features
131
132		* R/: Changes due to new structure.
133
134		* NAMESPACE: Corrected namespace to reflect new structure.
135
136		* R/termdocmatrix.R: Adapted for new naming scheme.
137
138		2006-08-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
139
140		* R/textdoccol.R: Adapted code for new class structure. Wrote
141		several transform and filter functions operating on text document
142		collections (alias text document databases).
143
144		* R/aobjects.R: Adapted class structure with inheritance,
145		repositories and additional meta data. Loading files on demand is
146		now possible.
147
148		2006-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
149
150		* R/: Some cosmetic cleanups.
151
152		* inst/: Removed vignette on clustering. That and much more is now
153		described in the JSS paper on text mining. Based upon that
154		article an elaborated vignette will be incorporated in the future.
155
156		2006-07-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
157
158		* R/: Updated generic S4 methods to comply with signature changes
159		in newer versions of R (> 2.3)
160
161		2006-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
162
163		* ext/R/importRIS.R: Automatic RIS import is now possible.
164
165		2006-02-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
166
167		* R/textdoccol.R: Added RIS HTML input format.
168
169		2006-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
170
171		* R/textdoccol.R: Removed bug that caused invalid text document
172		collections when handling many input files.
173
174		2006-01-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
175
176		* R/textdoccol.R: Restructured and extended file import
177		mechanism.
178
179		* inst/doc/clustering.Rnw: Adapted vignette for use with
180		ReutNews.rda
181
182		* man/ReutNews.Rd: Documentation for ReutNews.rda
183
184		* data/ReutNews.rda: A tiny Reuters21578 example data set.
185
186		2005-12-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
187
188		* inst/doc/clustering.Rnw: Wrote a small vignette to present the
189		clustering facilities of this package.
190
191		2005-12-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
192
193		* R/aobjects.R: Changed package document structure to avoid class
194		dependency problems.
195
196		2005-12-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
197
198		* Wrote a script for the ModLewis Split for the Reuters-21578 XML
199		data set.
200
201		* Finished documentation and reordered directory structure. Now "R
202		CMD check textmin" works without errors.
203
204		2005-12-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
205
206		* src/: Various splits can now be easily created for the
207		Reuters21578 data set.
208
209		2005-12-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
210
211		* Updated documentation
212
213		2005-11-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
214
215		* Wrote R documentation for some classes and methods.
216
217		2005-11-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
218
219		* R/textdoccol.R: Constructor of textdoccol allows import of CSV
220		files. See the questionnaire data/Umfrage.csv for such an example.
221		We are now able to import files in Reuters-21578 XML format.
222
223		* Changed class interfaces in various files. Weighting of the text
224		matrix is now possible.
225
226	2005-11-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>	2005-11-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
227
228	* R/textdoccol.R: One can build term-document matrices if	* R/textdoccol.R: One can build term-document matrices if

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