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 831, Wed Mar 12 09:10:46 2008 UTC
# Line 1  Line 1 
1    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * R/textdoccol.R (tmMap): Introduced lazy mapping.
4    
5    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
6    
7            * man/: Language codes should be in ISO 639-1 format.
8    
9            * R/textdoccol.R (asPlain): Preserve local meta data.
10    
11    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
12    
13            * R/textdoccol.R (writeCorpus): Function for writing a corpus
14            containing plain text documents to disk.
15    
16    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
17    
18            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
19            always set correctly.
20    
21            * R/textdoccol.R: Set load = TRUE as default for load on demand
22            since in most cases this is the wanted behaviour.
23    
24    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
25    
26            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
27    
28            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
29    
30    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
31    
32            * R/meta.R (meta): New function for consistent access to meta data
33            of document collections, repositories, and texts.
34    
35    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
36    
37            * R/: Better support for encodings.
38    
39    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
40    
41            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
42            selection when no reader argument is given.
43    
44    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
45    
46            * R/source.R (CSVSource): Now uses read.csv instead of scan
47            internally.
48    
49    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
50    
51            * R/reader.R (getReaders): Returns available reader functions.
52    
53            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
54            as default.
55    
56    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
57    
58            * R/stopwords.R (stopwords): Shortened code, removed codetools
59            variable warnings.
60    
61            * man/: Documentation for showMeta, added an example for tmMap.
62    
63            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
64            some minor typos fixed.
65    
66    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
67    
68            * R/aobjects.R (showMeta): Added method for pretty printing a
69            text document's meta data.
70    
71    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
72    
73            * R/textdoccol.R (TextDocCol): Better handling of empty
74            arguments.
75    
76            * NAMESPACE: Exported readDOC.
77    
78            * man/completeStems.Rd: Added an example.
79    
80    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
81    
82            * R/stopwords.R (stopwords): Look up .dat files at every
83            call. Allows users to modify stopword .dat files interactively.
84    
85    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
86    
87            * R/termdocmatrix.R (termFreq): Correct processing of empty
88            documents.
89    
90    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
91    
92            * man/: Updated documentation.
93    
94    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
95    
96            * R/complete.R (completeStems): Completes (heuristically) word
97            stems.
98    
99            * R/termdocmatrix.R (TermDocMatrix2): New modular
100            constructor.
101    
102            * NAMESPACE: Exported termFreq.
103    
104    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
105    
106            * R/reader.R (readDOC): Added MS Word reader (using antiword).
107    
108    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
109    
110            * R/weight.R: Weighting functions for TermDocMatrix.
111    
112    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
113    
114            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
115            functions for accessing dimension, column, and row names.
116    
117            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
118    
119    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
120    
121            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
122    
123    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
124    
125            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
126    
127    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
128    
129            * R/reader.R (readPDF): Removed manual checks for pdftotext and
130            pdfinfo. The system call gives a warning anyway.
131    
132    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
133    
134            * R/textdoccol.R (asPlain): Conversion from
135            StructuredTextDocuments to PlainTextDocuments.
136    
137    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
138    
139            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
140            for accessing term-document matrices.
141    
142            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
143            are installed.
144    
145    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
146    
147            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
148            Christian Buchta.
149    
150    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
151    
152            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
153    
154    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
155    
156            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
157    
158            * R/reader.R (readPDF): Added PDF reader.
159    
160    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
161    
162            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
163    
164            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
165    
166            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
167    
168            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
169    
170    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
171    
172            * R/distmeasure.R (dissimilarity): Replaced dists call from
173            package cba by new dist call from package proxy.
174    
175    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
176    
177            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
178    
179    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
180    
181            * R/termdocmatrix.R: require() uses the quietly option to suppress
182            loading messages.
183    
184    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
185    
186            * R/dictionary.R: Added dictionary support.
187    
188    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
189    
190            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
191            documents. This simplifies some functions, e.g., asPlain.
192    
193    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
194    
195            * inst/doc/tm.Rnw: Fixed some typos in vignette.
196    
197    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
198    
199            * R/textdoccol.R (replaceWords): Added method to replace a set of
200            words by a single word. Useful for synonyms.
201    
202    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
203    
204            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
205    
206    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
207    
208            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
209            vectors. Thanks to Ariel Maguyon for his error report.
210            (removeSparseTerms): New function to remove columns from a
211            term-document matrix exceeding a sparse factor.
212    
213    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
214    
215            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
216    
217    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
218    
219            * man/sFilter.Rd: Corrected documentation on statement format (use
220            '==' instead of '=').
221    
222    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
223    
224            * R/aobjects.R (StructuredTextDocument): Inherits from
225            TextDocument.
226    
227    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
228    
229            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
230            on sparse matrices as proposed by Martin Maechler.
231    
232    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
233    
234            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
235            \pkg{filehash} version makes them deprecated.
236    
237    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
238    
239            * R/termdocmatrix.R (textvector): Stemming is now performed before
240            erasing stopwords.
241            (weightMatrix): Adapted to handle sparse matrices.
242            (TermDocMatrix): Sparse matrix is now efficiently built by
243            direct stepwise insertion of row values into it.
244    
245    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
246    
247            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
248            due to ongoing problems. For our purposes the latter is as useful
249            as the replaced package.
250    
251    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
252    
253            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
254    
255            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
256    
257    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
258    
259            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
260            languages with available stopwords.
261    
262    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
263    
264            * inst/doc/tm.Rnw: Minor corrections in the vignette.
265    
266  2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
267    
268          * 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.831

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