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revision 756, Wed Jun 6 17:12:11 2007 UTC revision 855, Sun May 25 15:35:00 2008 UTC
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1    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * R/transform.R: Ensure that all mappings preserve multiline
4            structures.
5    
6    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
7    
8            * R/filter.R: Every filter has now an attribute indicating whether
9            it sould be applied to document level (doclevel).
10    
11            * R/textdoccol.R (tmFilter): Set searchFullText as new default
12            filter.
13    
14    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
15    
16            * R/transform.R (replacePatterns): Replaced removeWords by
17            replacePatterns. Suggested by Christian Buchta.
18    
19            * R/textdoccol.R (inspect): Improved formatting.
20    
21    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
22    
23            * inst/CITATION: Updated JSS article information.
24    
25            * R/textdoccol.R (setAs): Added coerce method from list to
26            corpus.
27    
28            * R/meta.R (meta): Improved meta data handling.
29    
30    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
31    
32            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
33            Christian Buchta.
34    
35            * inst/CITATION: Added template to include JSS article reference.
36    
37    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
38    
39            * R/textdoccol.R (tmMap): Introduced lazy mapping.
40    
41            * R/source.R: Added VectorSource.
42    
43    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
44    
45            * man/: Language codes should be in ISO 639-1 format.
46    
47            * R/textdoccol.R (asPlain): Preserve local meta data.
48    
49    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
50    
51            * R/textdoccol.R (writeCorpus): Function for writing a corpus
52            containing plain text documents to disk.
53    
54    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
55    
56            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
57            always set correctly.
58    
59            * R/textdoccol.R: Set load = TRUE as default for load on demand
60            since in most cases this is the wanted behaviour.
61    
62    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
63    
64            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
65    
66            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
67    
68    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
69    
70            * R/meta.R (meta): New function for consistent access to meta data
71            of document collections, repositories, and texts.
72    
73    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
74    
75            * R/: Better support for encodings.
76    
77    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
78    
79            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
80            selection when no reader argument is given.
81    
82    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
83    
84            * R/source.R (CSVSource): Now uses read.csv instead of scan
85            internally.
86    
87    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
88    
89            * R/reader.R (getReaders): Returns available reader functions.
90    
91            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
92            as default.
93    
94    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
95    
96            * R/stopwords.R (stopwords): Shortened code, removed codetools
97            variable warnings.
98    
99            * man/: Documentation for showMeta, added an example for tmMap.
100    
101            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
102            some minor typos fixed.
103    
104    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
105    
106            * R/aobjects.R (showMeta): Added method for pretty printing a
107            text document's meta data.
108    
109    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
110    
111            * R/textdoccol.R (TextDocCol): Better handling of empty
112            arguments.
113    
114            * NAMESPACE: Exported readDOC.
115    
116            * man/completeStems.Rd: Added an example.
117    
118    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
119    
120            * R/stopwords.R (stopwords): Look up .dat files at every
121            call. Allows users to modify stopword .dat files interactively.
122    
123    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
124    
125            * R/termdocmatrix.R (termFreq): Correct processing of empty
126            documents.
127    
128    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
129    
130            * man/: Updated documentation.
131    
132    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
133    
134            * R/complete.R (completeStems): Completes (heuristically) word
135            stems.
136    
137            * R/termdocmatrix.R (TermDocMatrix2): New modular
138            constructor.
139    
140            * NAMESPACE: Exported termFreq.
141    
142    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
143    
144            * R/reader.R (readDOC): Added MS Word reader (using antiword).
145    
146    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
147    
148            * R/weight.R: Weighting functions for TermDocMatrix.
149    
150    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
151    
152            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
153            functions for accessing dimension, column, and row names.
154    
155            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
156    
157    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
158    
159            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
160    
161    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
162    
163            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
164    
165    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
166    
167            * R/reader.R (readPDF): Removed manual checks for pdftotext and
168            pdfinfo. The system call gives a warning anyway.
169    
170    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
171    
172            * R/textdoccol.R (asPlain): Conversion from
173            StructuredTextDocuments to PlainTextDocuments.
174    
175    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
176    
177            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
178            for accessing term-document matrices.
179    
180            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
181            are installed.
182    
183    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
184    
185            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
186            Christian Buchta.
187    
188    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
189    
190            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
191    
192    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
193    
194            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
195    
196            * R/reader.R (readPDF): Added PDF reader.
197    
198    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
199    
200            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
201    
202            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
203    
204            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
205    
206            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
207    
208    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
209    
210            * R/distmeasure.R (dissimilarity): Replaced dists call from
211            package cba by new dist call from package proxy.
212    
213    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
214    
215            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
216    
217    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
218    
219            * R/termdocmatrix.R: require() uses the quietly option to suppress
220            loading messages.
221    
222    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
223    
224            * R/dictionary.R: Added dictionary support.
225    
226    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
227    
228            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
229            documents. This simplifies some functions, e.g., asPlain.
230    
231  2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
232    
233          * inst/doc/tm.Rnw: Fixed some typos in vignette.          * inst/doc/tm.Rnw: Fixed some typos in vignette.

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