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revision 751, Tue May 15 18:01:43 2007 UTC revision 801, Sat Dec 1 09:27:24 2007 UTC
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1    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * R/aobjects.R (showMeta): Added method for pretty printing a
4            text document's meta data.
5    
6    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
7    
8            * R/textdoccol.R (TextDocCol): Better handling of empty
9            arguments.
10    
11            * NAMESPACE: Exported readDOC.
12    
13            * man/completeStems.Rd: Added an example.
14    
15    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
16    
17            * R/stopwords.R (stopwords): Look up .dat files at every
18            call. Allows users to modify stopword .dat files interactively.
19    
20    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
21    
22            * R/termdocmatrix.R (termFreq): Correct processing of empty
23            documents.
24    
25    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
26    
27            * man/: Updated documentation.
28    
29    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
30    
31            * R/complete.R (completeStems): Completes (heuristically) word
32            stems.
33    
34            * R/termdocmatrix.R (TermDocMatrix2): New modular
35            constructor.
36    
37            * NAMESPACE: Exported termFreq.
38    
39    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
40    
41            * R/reader.R (readDOC): Added MS Word reader (using antiword).
42    
43    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
44    
45            * R/weight.R: Weighting functions for TermDocMatrix.
46    
47    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
48    
49            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
50            functions for accessing dimension, column, and row names.
51    
52            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
53    
54    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
55    
56            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
57    
58    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
59    
60            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
61    
62    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
63    
64            * R/reader.R (readPDF): Removed manual checks for pdftotext and
65            pdfinfo. The system call gives a warning anyway.
66    
67    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
68    
69            * R/textdoccol.R (asPlain): Conversion from
70            StructuredTextDocuments to PlainTextDocuments.
71    
72    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
73    
74            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
75            for accessing term-document matrices.
76    
77            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
78            are installed.
79    
80    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
81    
82            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
83            Christian Buchta.
84    
85    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
86    
87            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
88    
89    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
90    
91            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
92    
93            * R/reader.R (readPDF): Added PDF reader.
94    
95    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
96    
97            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
98    
99            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
100    
101            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
102    
103            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
104    
105    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
106    
107            * R/distmeasure.R (dissimilarity): Replaced dists call from
108            package cba by new dist call from package proxy.
109    
110    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
111    
112            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
113    
114    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
115    
116            * R/termdocmatrix.R: require() uses the quietly option to suppress
117            loading messages.
118    
119    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
120    
121            * R/dictionary.R: Added dictionary support.
122    
123    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
124    
125            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
126            documents. This simplifies some functions, e.g., asPlain.
127    
128    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
129    
130            * inst/doc/tm.Rnw: Fixed some typos in vignette.
131    
132    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
133    
134            * R/textdoccol.R (replaceWords): Added method to replace a set of
135            words by a single word. Useful for synonyms.
136    
137    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
138    
139            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
140    
141    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
142    
143            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
144            vectors. Thanks to Ariel Maguyon for his error report.
145            (removeSparseTerms): New function to remove columns from a
146            term-document matrix exceeding a sparse factor.
147    
148  2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
149    
150          * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.          * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.

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