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Annotation of /trunk/tm/ChangeLog

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Revision 74 - (view) (download)
Original Path: trunk/R/textmin/ChangeLog

1 : feinerer 73 2006-11-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
2 :    
3 : feinerer 74 * R/: Text documents' slot metadata is now accessible in s_filter.
4 :    
5 : feinerer 73 * R/: Rewrote s_filter function (has still some restrictions).
6 :    
7 : feinerer 72 2006-11-20 Ingo Feinerer <h0125130@wu-wien.ac.at>
8 :    
9 :     * R/: Various fixes in handling metadata.
10 :    
11 :     * R/: Added update mechanism for text document collections.
12 :    
13 : feinerer 71 2006-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
14 :    
15 :     * R/: Merging of document collections now creates a binary tree
16 :     for reconstructing merged document collections.
17 :    
18 :     * R/: Redesign of metadata for document collections.
19 :    
20 : feinerer 70 2006-11-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
21 :    
22 :     * R/: Messages now use \code{ngettext}.
23 :    
24 : feinerer 69 2006-11-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
25 :    
26 :     * R/: Added functions for modifying and removing metadata.
27 :    
28 : feinerer 67 2006-11-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
29 :    
30 :     * man/: Updated some documentation.
31 :    
32 :     * R/: Corrected some connection issues.
33 :    
34 :     * inst/doc: Worked on the vignette.
35 :    
36 : feinerer 65 2006-10-31 Ingo Feinerer <h0125130@wu-wien.ac.at>
37 :    
38 : feinerer 66 * inst/: Added texts and started vignette.
39 :    
40 : feinerer 65 * R/: Final changes based upon David's comments.
41 :    
42 : feinerer 64 2006-10-29 Ingo Feinerer <h0125130@wu-wien.ac.at>
43 :    
44 :     * NAMESPACE: Corrected exports (generic methods need exportMethods
45 :     directives!).
46 :    
47 : feinerer 63 2006-10-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
48 :    
49 :     * R/: Modified the TextDocCol constructur and various parsers. It
50 :     is now modular and supports various file formats via plugins (see
51 :     the new "Source" class).
52 :    
53 : feinerer 62 2006-10-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
54 :    
55 :     * man/: Revised documentation after previous code changes.
56 :    
57 : feinerer 61 2006-10-23 Ingo Feinerer <h0125130@wu-wien.ac.at>
58 :    
59 :     * R/: Remaining changes as discussed with David.
60 :    
61 : feinerer 60 2006-10-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
62 :    
63 :     * R/: Some changes as suggested by David. The rest will follow
64 :     within the next days.
65 :    
66 : feinerer 59 2006-09-26 Ingo Feinerer <h0125130@wu-wien.ac.at>
67 :    
68 :     * man/: Finished documentation.
69 :    
70 : feinerer 58 2006-09-25 Ingo Feinerer <h0125130@wu-wien.ac.at>
71 :    
72 :     * man/: Wrote some documentation.
73 :    
74 : feinerer 56 2006-09-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
75 :    
76 :     * R/: Further syntactic sugar in form of additional assignment and
77 :     accessor methods.
78 :    
79 : feinerer 54 2006-09-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
80 :    
81 :     * R/: Syntactic sugar in form of "length", "show" and "summary"
82 : feinerer 56 operators.
83 : feinerer 54
84 : feinerer 53 2006-08-24 Ingo Feinerer <h0125130@wu-wien.ac.at>
85 :    
86 :     * R/: Diverse updates. Mainly on default operators ("[" or "c")
87 :     and dissimilarities.
88 :    
89 : feinerer 52 2006-08-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
90 :    
91 :     * R/: Added similarity functions.
92 :    
93 :     * data/: Added english stopwords.
94 :    
95 : feinerer 50 2006-08-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
96 :    
97 : feinerer 51 * data/: Examples compiled for new features
98 :    
99 :     * R/: Changes due to new structure.
100 :    
101 : feinerer 50 * NAMESPACE: Corrected namespace to reflect new structure.
102 :    
103 :     * R/termdocmatrix.R: Adapted for new naming scheme.
104 :    
105 : feinerer 49 2006-08-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
106 :    
107 :     * R/textdoccol.R: Adapted code for new class structure. Wrote
108 :     several transform and filter functions operating on text document
109 :     collections (alias text document databases).
110 :    
111 :     * R/aobjects.R: Adapted class structure with inheritance,
112 :     repositories and additional meta data. Loading files on demand is
113 :     now possible.
114 :    
115 : feinerer 48 2006-07-13 Ingo Feinerer <h0125130@wu-wien.ac.at>
116 :    
117 :     * R/: Some cosmetic cleanups.
118 :    
119 :     * inst/: Removed vignette on clustering. That and much more is now
120 :     described in the JSS paper on text mining. Based upon that
121 :     article an elaborated vignette will be incorporated in the future.
122 :    
123 : feinerer 42 2006-07-01 Ingo Feinerer <h0125130@wu-wien.ac.at>
124 :    
125 :     * R/: Updated generic S4 methods to comply with signature changes
126 :     in newer versions of R (> 2.3)
127 :    
128 : feinerer 41 2006-03-12 Ingo Feinerer <h0125130@wu-wien.ac.at>
129 :    
130 :     * ext/R/importRIS.R: Automatic RIS import is now possible.
131 :    
132 : feinerer 40 2006-02-14 Ingo Feinerer <h0125130@wu-wien.ac.at>
133 :    
134 :     * R/textdoccol.R: Added RIS HTML input format.
135 :    
136 : feinerer 39 2006-01-21 Ingo Feinerer <h0125130@wu-wien.ac.at>
137 :    
138 :     * R/textdoccol.R: Removed bug that caused invalid text document
139 :     collections when handling many input files.
140 :    
141 : feinerer 36 2006-01-11 Ingo Feinerer <h0125130@wu-wien.ac.at>
142 :    
143 : feinerer 37 * R/textdoccol.R: Restructured and extended file import
144 :     mechanism.
145 :    
146 : feinerer 36 * inst/doc/clustering.Rnw: Adapted vignette for use with
147 :     ReutNews.rda
148 :    
149 :     * man/ReutNews.Rd: Documentation for ReutNews.rda
150 :    
151 :     * data/ReutNews.rda: A tiny Reuters21578 example data set.
152 :    
153 : feinerer 34 2005-12-22 Ingo Feinerer <h0125130@wu-wien.ac.at>
154 :    
155 :     * inst/doc/clustering.Rnw: Wrote a small vignette to present the
156 :     clustering facilities of this package.
157 :    
158 : feinerer 33 2005-12-15 Ingo Feinerer <h0125130@wu-wien.ac.at>
159 :    
160 :     * R/aobjects.R: Changed package document structure to avoid class
161 :     dependency problems.
162 :    
163 : feinerer 28 2005-12-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
164 :    
165 : feinerer 29 * Wrote a script for the ModLewis Split for the Reuters-21578 XML
166 :     data set.
167 :    
168 : feinerer 28 * Finished documentation and reordered directory structure. Now "R
169 :     CMD check textmin" works without errors.
170 :    
171 : feinerer 27 2005-12-04 Ingo Feinerer <h0125130@wu-wien.ac.at>
172 :    
173 :     * src/: Various splits can now be easily created for the
174 :     Reuters21578 data set.
175 :    
176 : feinerer 26 2005-12-03 Ingo Feinerer <h0125130@wu-wien.ac.at>
177 :    
178 :     * Updated documentation
179 :    
180 : feinerer 25 2005-11-30 Ingo Feinerer <h0125130@wu-wien.ac.at>
181 :    
182 :     * Wrote R documentation for some classes and methods.
183 :    
184 : feinerer 21 2005-11-19 Ingo Feinerer <h0125130@wu-wien.ac.at>
185 :    
186 : feinerer 22 * R/textdoccol.R: Constructor of textdoccol allows import of CSV
187 :     files. See the questionnaire data/Umfrage.csv for such an example.
188 : feinerer 23 We are now able to import files in Reuters-21578 XML format.
189 : feinerer 22
190 : feinerer 21 * Changed class interfaces in various files. Weighting of the text
191 :     matrix is now possible.
192 :    
193 : feinerer 20 2005-11-08 Ingo Feinerer <h0125130@wu-wien.ac.at>
194 :    
195 :     * R/textdoccol.R: One can build term-document matrices if
196 :     nessecary (with buildTDM(...)) and fill the field tdm from a text
197 :     document collection with it.
198 :    
199 :     * R/textmatrix.R: Wrote S4 class for term-document matrices.
200 :    
201 : feinerer 19 2005-11-06 Ingo Feinerer <h0125130@wu-wien.ac.at>
202 :    
203 :     * R/textdoccol.R: We now can read in a whole XML file with several
204 :     news items.
205 :    
206 : feinerer 17 2005-11-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
207 :    
208 :     * R/textdoccol.R: Set up an S4 class for a collection of text
209 :     documents. A first attempt to read in XML input (like the RCV1
210 :     set) was made.
211 :    
212 :     * R/textdocument.R: Set up an S4 class for text documents. Wrote
213 :     some accessor functions.
214 :    
215 :     * data/newsitem.xml: Added this XML file for testing purposes. It
216 :     contains a single news item from the Reuters Corpus Volume 1
217 :     (RCV1) XML set.
218 :    
219 : feinerer 16 2005-10-07 Ingo Feinerer <h0125130@wu-wien.ac.at>
220 :    
221 :     * R/textmatrix.R (textmatrix): Removed the transpose of the original
222 :     textmatrix as k-means clustering provided by R (kmeans) now works on
223 :     this textmatrix. The result is a k-means text clustering with a
224 :     similarity measure based upon word frequences.
225 :    
226 :     2005-10-05 Ingo Feinerer <h0125130@wu-wien.ac.at>
227 :    
228 :     * R/textmatrix.R: Adapted the preprocessing code from the R
229 :     package "lsa" written by Fridolin Wild to build a document text matrix.
230 :    
231 :     2005-10-02 Ingo Feinerer <h0125130@wu-wien.ac.at>
232 :    
233 :     * Set up the R Text Mining Package infrastructure.

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