SCM

SCM Repository

[tm] Diff of /trunk/tm/ChangeLog
ViewVC logotype

Diff of /trunk/tm/ChangeLog

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 732, Wed Apr 11 18:11:54 2007 UTC revision 819, Thu Jan 31 09:09:18 2008 UTC
# Line 1  Line 1 
1    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * R/textdoccol.R (writeCorpus): Function for writing a corpus
4            containing plain text documents to disk.
5    
6    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
7    
8            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
9            always set correctly.
10    
11            * R/textdoccol.R: Set load = TRUE as default for load on demand
12            since in most cases this is the wanted behaviour.
13    
14    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
15    
16            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
17    
18            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
19    
20    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
21    
22            * R/meta.R (meta): New function for consistent access to meta data
23            of document collections, repositories, and texts.
24    
25    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
26    
27            * R/: Better support for encodings.
28    
29    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
30    
31            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
32            selection when no reader argument is given.
33    
34    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
35    
36            * R/source.R (CSVSource): Now uses read.csv instead of scan
37            internally.
38    
39    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
40    
41            * R/reader.R (getReaders): Returns available reader functions.
42    
43            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
44            as default.
45    
46    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
47    
48            * R/stopwords.R (stopwords): Shortened code, removed codetools
49            variable warnings.
50    
51            * man/: Documentation for showMeta, added an example for tmMap.
52    
53            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
54            some minor typos fixed.
55    
56    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
57    
58            * R/aobjects.R (showMeta): Added method for pretty printing a
59            text document's meta data.
60    
61    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
62    
63            * R/textdoccol.R (TextDocCol): Better handling of empty
64            arguments.
65    
66            * NAMESPACE: Exported readDOC.
67    
68            * man/completeStems.Rd: Added an example.
69    
70    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
71    
72            * R/stopwords.R (stopwords): Look up .dat files at every
73            call. Allows users to modify stopword .dat files interactively.
74    
75    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
76    
77            * R/termdocmatrix.R (termFreq): Correct processing of empty
78            documents.
79    
80    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
81    
82            * man/: Updated documentation.
83    
84    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
85    
86            * R/complete.R (completeStems): Completes (heuristically) word
87            stems.
88    
89            * R/termdocmatrix.R (TermDocMatrix2): New modular
90            constructor.
91    
92            * NAMESPACE: Exported termFreq.
93    
94    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
95    
96            * R/reader.R (readDOC): Added MS Word reader (using antiword).
97    
98    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
99    
100            * R/weight.R: Weighting functions for TermDocMatrix.
101    
102    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
103    
104            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
105            functions for accessing dimension, column, and row names.
106    
107            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
108    
109    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
110    
111            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
112    
113    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
114    
115            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
116    
117    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
118    
119            * R/reader.R (readPDF): Removed manual checks for pdftotext and
120            pdfinfo. The system call gives a warning anyway.
121    
122    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
123    
124            * R/textdoccol.R (asPlain): Conversion from
125            StructuredTextDocuments to PlainTextDocuments.
126    
127    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
128    
129            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
130            for accessing term-document matrices.
131    
132            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
133            are installed.
134    
135    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
136    
137            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
138            Christian Buchta.
139    
140    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
141    
142            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
143    
144    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
145    
146            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
147    
148            * R/reader.R (readPDF): Added PDF reader.
149    
150    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
151    
152            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
153    
154            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
155    
156            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
157    
158            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
159    
160    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
161    
162            * R/distmeasure.R (dissimilarity): Replaced dists call from
163            package cba by new dist call from package proxy.
164    
165    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
166    
167            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
168    
169    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
170    
171            * R/termdocmatrix.R: require() uses the quietly option to suppress
172            loading messages.
173    
174    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
175    
176            * R/dictionary.R: Added dictionary support.
177    
178    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
179    
180            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
181            documents. This simplifies some functions, e.g., asPlain.
182    
183    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
184    
185            * inst/doc/tm.Rnw: Fixed some typos in vignette.
186    
187    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
188    
189            * R/textdoccol.R (replaceWords): Added method to replace a set of
190            words by a single word. Useful for synonyms.
191    
192    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
193    
194            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
195    
196    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
197    
198            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
199            vectors. Thanks to Ariel Maguyon for his error report.
200            (removeSparseTerms): New function to remove columns from a
201            term-document matrix exceeding a sparse factor.
202    
203    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
204    
205            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
206    
207    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
208    
209            * man/sFilter.Rd: Corrected documentation on statement format (use
210            '==' instead of '=').
211    
212    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
213    
214            * R/aobjects.R (StructuredTextDocument): Inherits from
215            TextDocument.
216    
217    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
218    
219            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
220            on sparse matrices as proposed by Martin Maechler.
221    
222    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
223    
224            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
225            \pkg{filehash} version makes them deprecated.
226    
227    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
228    
229            * R/termdocmatrix.R (textvector): Stemming is now performed before
230            erasing stopwords.
231            (weightMatrix): Adapted to handle sparse matrices.
232            (TermDocMatrix): Sparse matrix is now efficiently built by
233            direct stepwise insertion of row values into it.
234    
235    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
236    
237            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
238            due to ongoing problems. For our purposes the latter is as useful
239            as the replaced package.
240    
241    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
242    
243            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
244    
245            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
246    
247    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
248    
249            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
250            languages with available stopwords.
251    
252    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
253    
254            * inst/doc/tm.Rnw: Minor corrections in the vignette.
255    
256  2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
257    
258          * DESCRIPTION: Update to version 0.2, since a lot of new features          * DESCRIPTION: Update to version 0.2, since a lot of new features

Legend:
Removed from v.732  
changed lines
  Added in v.819

root@r-forge.r-project.org
ViewVC Help
Powered by ViewVC 1.0.0  
Thanks to:
Vienna University of Economics and Business Powered By FusionForge