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Annotation of /trunk/tm/ChangeLog

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Revision 72 - (view) (download)
Original Path: trunk/R/textmin/ChangeLog

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

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