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revision 751, Tue May 15 18:01:43 2007 UTC revision 810, Mon Jan 21 17:14:06 2008 UTC
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1    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * R/: Better support for encodings.
4    
5    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
6    
7            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
8            selection when no reader argument is given.
9    
10    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
11    
12            * R/source.R (CSVSource): Now uses read.csv instead of scan
13            internally.
14    
15    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
16    
17            * R/reader.R (getReaders): Returns available reader functions.
18    
19            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
20            as default.
21    
22    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
23    
24            * R/stopwords.R (stopwords): Shortened code, removed codetools
25            variable warnings.
26    
27            * man/: Documentation for showMeta, added an example for tmMap.
28    
29            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
30            some minor typos fixed.
31    
32    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
33    
34            * R/aobjects.R (showMeta): Added method for pretty printing a
35            text document's meta data.
36    
37    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
38    
39            * R/textdoccol.R (TextDocCol): Better handling of empty
40            arguments.
41    
42            * NAMESPACE: Exported readDOC.
43    
44            * man/completeStems.Rd: Added an example.
45    
46    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
47    
48            * R/stopwords.R (stopwords): Look up .dat files at every
49            call. Allows users to modify stopword .dat files interactively.
50    
51    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
52    
53            * R/termdocmatrix.R (termFreq): Correct processing of empty
54            documents.
55    
56    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
57    
58            * man/: Updated documentation.
59    
60    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
61    
62            * R/complete.R (completeStems): Completes (heuristically) word
63            stems.
64    
65            * R/termdocmatrix.R (TermDocMatrix2): New modular
66            constructor.
67    
68            * NAMESPACE: Exported termFreq.
69    
70    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
71    
72            * R/reader.R (readDOC): Added MS Word reader (using antiword).
73    
74    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
75    
76            * R/weight.R: Weighting functions for TermDocMatrix.
77    
78    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
79    
80            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
81            functions for accessing dimension, column, and row names.
82    
83            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
84    
85    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
86    
87            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
88    
89    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
90    
91            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
92    
93    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
94    
95            * R/reader.R (readPDF): Removed manual checks for pdftotext and
96            pdfinfo. The system call gives a warning anyway.
97    
98    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
99    
100            * R/textdoccol.R (asPlain): Conversion from
101            StructuredTextDocuments to PlainTextDocuments.
102    
103    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
104    
105            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
106            for accessing term-document matrices.
107    
108            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
109            are installed.
110    
111    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
112    
113            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
114            Christian Buchta.
115    
116    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
117    
118            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
119    
120    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
121    
122            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
123    
124            * R/reader.R (readPDF): Added PDF reader.
125    
126    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
127    
128            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
129    
130            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
131    
132            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
133    
134            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
135    
136    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
137    
138            * R/distmeasure.R (dissimilarity): Replaced dists call from
139            package cba by new dist call from package proxy.
140    
141    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
142    
143            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
144    
145    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
146    
147            * R/termdocmatrix.R: require() uses the quietly option to suppress
148            loading messages.
149    
150    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
151    
152            * R/dictionary.R: Added dictionary support.
153    
154    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
155    
156            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
157            documents. This simplifies some functions, e.g., asPlain.
158    
159    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
160    
161            * inst/doc/tm.Rnw: Fixed some typos in vignette.
162    
163    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
164    
165            * R/textdoccol.R (replaceWords): Added method to replace a set of
166            words by a single word. Useful for synonyms.
167    
168    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
169    
170            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
171    
172    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
173    
174            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
175            vectors. Thanks to Ariel Maguyon for his error report.
176            (removeSparseTerms): New function to remove columns from a
177            term-document matrix exceeding a sparse factor.
178    
179  2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
180    
181          * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.          * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.

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