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revision 750, Fri May 11 16:46:15 2007 UTC revision 865, Sun Aug 3 13:20:22 2008 UTC
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1    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/weight.R: Introduce name abbreviations for weighting functions.
4    
5    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
6    
7            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
8    
9            * R/cluster.R: Provide convenience functions for using a MPI
10            cluster.
11    
12            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
13            available.
14    
15            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
16            available.
17    
18    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
19    
20            * R/textdoccol.R (lapply): Removed debug print out.
21    
22    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
23    
24            * R/reader.R (readRCV1): Improved meta data extraction from
25            Reuters Corpus Volume 1 documents.
26    
27    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
28    
29            * R/transform.R: Ensure that all mappings preserve multiline
30            structures.
31    
32    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
33    
34            * R/filter.R: Every filter has now an attribute indicating whether
35            it sould be applied to document level (doclevel).
36    
37            * R/textdoccol.R (tmFilter): Set searchFullText as new default
38            filter.
39    
40    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
41    
42            * R/transform.R (replacePatterns): Replaced removeWords by
43            replacePatterns. Suggested by Christian Buchta.
44    
45            * R/textdoccol.R (inspect): Improved formatting.
46    
47    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
48    
49            * inst/CITATION: Updated JSS article information.
50    
51            * R/textdoccol.R (setAs): Added coerce method from list to
52            corpus.
53    
54            * R/meta.R (meta): Improved meta data handling.
55    
56    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
57    
58            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
59            Christian Buchta.
60    
61            * inst/CITATION: Added template to include JSS article reference.
62    
63    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
64    
65            * R/textdoccol.R (tmMap): Introduced lazy mapping.
66    
67            * R/source.R: Added VectorSource.
68    
69    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
70    
71            * man/: Language codes should be in ISO 639-1 format.
72    
73            * R/textdoccol.R (asPlain): Preserve local meta data.
74    
75    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
76    
77            * R/textdoccol.R (writeCorpus): Function for writing a corpus
78            containing plain text documents to disk.
79    
80    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
81    
82            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
83            always set correctly.
84    
85            * R/textdoccol.R: Set load = TRUE as default for load on demand
86            since in most cases this is the wanted behaviour.
87    
88    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
89    
90            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
91    
92            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
93    
94    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
95    
96            * R/meta.R (meta): New function for consistent access to meta data
97            of document collections, repositories, and texts.
98    
99    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
100    
101            * R/: Better support for encodings.
102    
103    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
104    
105            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
106            selection when no reader argument is given.
107    
108    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
109    
110            * R/source.R (CSVSource): Now uses read.csv instead of scan
111            internally.
112    
113    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
114    
115            * R/reader.R (getReaders): Returns available reader functions.
116    
117            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
118            as default.
119    
120    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
121    
122            * R/stopwords.R (stopwords): Shortened code, removed codetools
123            variable warnings.
124    
125            * man/: Documentation for showMeta, added an example for tmMap.
126    
127            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
128            some minor typos fixed.
129    
130    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
131    
132            * R/aobjects.R (showMeta): Added method for pretty printing a
133            text document's meta data.
134    
135    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
136    
137            * R/textdoccol.R (TextDocCol): Better handling of empty
138            arguments.
139    
140            * NAMESPACE: Exported readDOC.
141    
142            * man/completeStems.Rd: Added an example.
143    
144    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
145    
146            * R/stopwords.R (stopwords): Look up .dat files at every
147            call. Allows users to modify stopword .dat files interactively.
148    
149    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
150    
151            * R/termdocmatrix.R (termFreq): Correct processing of empty
152            documents.
153    
154    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
155    
156            * man/: Updated documentation.
157    
158    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
159    
160            * R/complete.R (completeStems): Completes (heuristically) word
161            stems.
162    
163            * R/termdocmatrix.R (TermDocMatrix2): New modular
164            constructor.
165    
166            * NAMESPACE: Exported termFreq.
167    
168    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
169    
170            * R/reader.R (readDOC): Added MS Word reader (using antiword).
171    
172    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
173    
174            * R/weight.R: Weighting functions for TermDocMatrix.
175    
176    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
177    
178            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
179            functions for accessing dimension, column, and row names.
180    
181            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
182    
183    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
184    
185            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
186    
187    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
188    
189            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
190    
191    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
192    
193            * R/reader.R (readPDF): Removed manual checks for pdftotext and
194            pdfinfo. The system call gives a warning anyway.
195    
196    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
197    
198            * R/textdoccol.R (asPlain): Conversion from
199            StructuredTextDocuments to PlainTextDocuments.
200    
201    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
202    
203            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
204            for accessing term-document matrices.
205    
206            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
207            are installed.
208    
209    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
210    
211            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
212            Christian Buchta.
213    
214    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
215    
216            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
217    
218    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
219    
220            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
221    
222            * R/reader.R (readPDF): Added PDF reader.
223    
224    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
225    
226            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
227    
228            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
229    
230            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
231    
232            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
233    
234    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
235    
236            * R/distmeasure.R (dissimilarity): Replaced dists call from
237            package cba by new dist call from package proxy.
238    
239    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
240    
241            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
242    
243    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
244    
245            * R/termdocmatrix.R: require() uses the quietly option to suppress
246            loading messages.
247    
248    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
249    
250            * R/dictionary.R: Added dictionary support.
251    
252    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
253    
254            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
255            documents. This simplifies some functions, e.g., asPlain.
256    
257    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
258    
259            * inst/doc/tm.Rnw: Fixed some typos in vignette.
260    
261    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
262    
263            * R/textdoccol.R (replaceWords): Added method to replace a set of
264            words by a single word. Useful for synonyms.
265    
266    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
267    
268            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
269    
270    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
271    
272            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
273            vectors. Thanks to Ariel Maguyon for his error report.
274            (removeSparseTerms): New function to remove columns from a
275            term-document matrix exceeding a sparse factor.
276    
277    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
278    
279            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
280    
281  2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
282    
283          * man/sFilter.Rd: Corrected documentation on statement format (use          * man/sFilter.Rd: Corrected documentation on statement format (use

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