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Annotation of /pkg/ChangeLog

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Revision 689 - (view) (download)
Original Path: trunk/textmin/ChangeLog

1 : feinerer 689 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 : feinerer 77 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 : feinerer 76 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 : feinerer 75 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 : feinerer 73 2006-11-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
71 :    
72 : feinerer 74 * R/: Text documents' slot metadata is now accessible in s_filter.
73 :    
74 : feinerer 73 * R/: Rewrote s_filter function (has still some restrictions).
75 :    
76 : feinerer 72 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 : feinerer 71 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 : feinerer 70 2006-11-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
90 :    
91 :     * R/: Messages now use \code{ngettext}.
92 :    
93 : feinerer 69 2006-11-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
94 :    
95 :     * R/: Added functions for modifying and removing metadata.
96 :    
97 : feinerer 67 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 : feinerer 65 2006-10-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
106 :    
107 : feinerer 66 * inst/: Added texts and started vignette.
108 :    
109 : feinerer 65 * R/: Final changes based upon David's comments.
110 :    
111 : feinerer 64 2006-10-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
112 :    
113 :     * NAMESPACE: Corrected exports (generic methods need exportMethods
114 :     directives!).
115 :    
116 : feinerer 63 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 : feinerer 62 2006-10-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
123 :    
124 :     * man/: Revised documentation after previous code changes.
125 :    
126 : feinerer 61 2006-10-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
127 :    
128 :     * R/: Remaining changes as discussed with David.
129 :    
130 : feinerer 60 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 : feinerer 59 2006-09-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
136 :    
137 :     * man/: Finished documentation.
138 :    
139 : feinerer 58 2006-09-25 Ingo Feinerer <h0125130@wu-wien.ac.at>
140 :    
141 :     * man/: Wrote some documentation.
142 :    
143 : feinerer 56 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 : feinerer 54 2006-09-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
149 :    
150 :     * R/: Syntactic sugar in form of "length", "show" and "summary"
151 : feinerer 56 operators.
152 : feinerer 54
153 : feinerer 53 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 : feinerer 52 2006-08-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
159 :    
160 :     * R/: Added similarity functions.
161 :    
162 :     * data/: Added english stopwords.
163 :    
164 : feinerer 50 2006-08-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
165 :    
166 : feinerer 51 * data/: Examples compiled for new features
167 :    
168 :     * R/: Changes due to new structure.
169 :    
170 : feinerer 50 * NAMESPACE: Corrected namespace to reflect new structure.
171 :    
172 :     * R/termdocmatrix.R: Adapted for new naming scheme.
173 :    
174 : feinerer 49 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 : feinerer 48 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 : feinerer 42 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 : feinerer 41 2006-03-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
198 :    
199 :     * ext/R/importRIS.R: Automatic RIS import is now possible.
200 :    
201 : feinerer 40 2006-02-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
202 :    
203 :     * R/textdoccol.R: Added RIS HTML input format.
204 :    
205 : feinerer 39 2006-01-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
206 :    
207 :     * R/textdoccol.R: Removed bug that caused invalid text document
208 :     collections when handling many input files.
209 :    
210 : feinerer 36 2006-01-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
211 :    
212 : feinerer 37 * R/textdoccol.R: Restructured and extended file import
213 :     mechanism.
214 :    
215 : feinerer 36 * inst/doc/clustering.Rnw: Adapted vignette for use with
216 :     ReutNews.rda
217 :    
218 :     * man/ReutNews.Rd: Documentation for ReutNews.rda
219 :    
220 :     * data/ReutNews.rda: A tiny Reuters21578 example data set.
221 :    
222 : feinerer 34 2005-12-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
223 :    
224 :     * inst/doc/clustering.Rnw: Wrote a small vignette to present the
225 :     clustering facilities of this package.
226 :    
227 : feinerer 33 2005-12-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
228 :    
229 :     * R/aobjects.R: Changed package document structure to avoid class
230 :     dependency problems.
231 :    
232 : feinerer 28 2005-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
233 :    
234 : feinerer 29 * Wrote a script for the ModLewis Split for the Reuters-21578 XML
235 :     data set.
236 :    
237 : feinerer 28 * Finished documentation and reordered directory structure. Now "R
238 :     CMD check textmin" works without errors.
239 :    
240 : feinerer 27 2005-12-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
241 :    
242 :     * src/: Various splits can now be easily created for the
243 :     Reuters21578 data set.
244 :    
245 : feinerer 26 2005-12-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
246 :    
247 :     * Updated documentation
248 :    
249 : feinerer 25 2005-11-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
250 :    
251 :     * Wrote R documentation for some classes and methods.
252 :    
253 : feinerer 21 2005-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
254 :    
255 : feinerer 22 * R/textdoccol.R: Constructor of textdoccol allows import of CSV
256 :     files. See the questionnaire data/Umfrage.csv for such an example.
257 : feinerer 23 We are now able to import files in Reuters-21578 XML format.
258 : feinerer 22
259 : feinerer 21 * Changed class interfaces in various files. Weighting of the text
260 :     matrix is now possible.
261 :    
262 : feinerer 20 2005-11-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
263 :    
264 :     * R/textdoccol.R: One can build term-document matrices if
265 :     nessecary (with buildTDM(...)) and fill the field tdm from a text
266 :     document collection with it.
267 :    
268 :     * R/textmatrix.R: Wrote S4 class for term-document matrices.
269 :    
270 : feinerer 19 2005-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
271 :    
272 :     * R/textdoccol.R: We now can read in a whole XML file with several
273 :     news items.
274 :    
275 : feinerer 17 2005-11-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
276 :    
277 :     * R/textdoccol.R: Set up an S4 class for a collection of text
278 :     documents. A first attempt to read in XML input (like the RCV1
279 :     set) was made.
280 :    
281 :     * R/textdocument.R: Set up an S4 class for text documents. Wrote
282 :     some accessor functions.
283 :    
284 :     * data/newsitem.xml: Added this XML file for testing purposes. It
285 :     contains a single news item from the Reuters Corpus Volume 1
286 :     (RCV1) XML set.
287 :    
288 : feinerer 16 2005-10-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
289 :    
290 :     * R/textmatrix.R (textmatrix): Removed the transpose of the original
291 :     textmatrix as k-means clustering provided by R (kmeans) now works on
292 :     this textmatrix. The result is a k-means text clustering with a
293 :     similarity measure based upon word frequences.
294 :    
295 :     2005-10-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
296 :    
297 :     * R/textmatrix.R: Adapted the preprocessing code from the R
298 :     package "lsa" written by Fridolin Wild to build a document text matrix.
299 :    
300 :     2005-10-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
301 :    
302 :     * Set up the R Text Mining Package infrastructure.

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