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Annotation of /trunk/textmin/ChangeLog

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Revision 71 - (view) (download)
Original Path: trunk/R/textmin/ChangeLog

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

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