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Diff of /trunk/tm/ChangeLog

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revision 751, Tue May 15 18:01:43 2007 UTC revision 795, Sat Oct 27 09:14:35 2007 UTC
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1    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * man/: Updated documentation.
4    
5    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
6    
7            * R/complete.R (completeStems): Completes (heuristically) word
8            stems.
9    
10            * R/termdocmatrix.R (TermDocMatrix2): New modular
11            constructor.
12    
13            * NAMESPACE: Exported termFreq.
14    
15    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
16    
17            * R/reader.R (readDOC): Added MS Word reader (using antiword).
18    
19    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
20    
21            * R/weight.R: Weighting functions for TermDocMatrix.
22    
23    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
24    
25            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
26            functions for accessing dimension, column, and row names.
27    
28            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
29    
30    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
31    
32            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
33    
34    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
35    
36            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
37    
38    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
39    
40            * R/reader.R (readPDF): Removed manual checks for pdftotext and
41            pdfinfo. The system call gives a warning anyway.
42    
43    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
44    
45            * R/textdoccol.R (asPlain): Conversion from
46            StructuredTextDocuments to PlainTextDocuments.
47    
48    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
49    
50            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
51            for accessing term-document matrices.
52    
53            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
54            are installed.
55    
56    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
57    
58            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
59            Christian Buchta.
60    
61    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
62    
63            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
64    
65    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
66    
67            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
68    
69            * R/reader.R (readPDF): Added PDF reader.
70    
71    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
72    
73            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
74    
75            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
76    
77            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
78    
79            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
80    
81    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
82    
83            * R/distmeasure.R (dissimilarity): Replaced dists call from
84            package cba by new dist call from package proxy.
85    
86    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
87    
88            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
89    
90    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
91    
92            * R/termdocmatrix.R: require() uses the quietly option to suppress
93            loading messages.
94    
95    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
96    
97            * R/dictionary.R: Added dictionary support.
98    
99    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
100    
101            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
102            documents. This simplifies some functions, e.g., asPlain.
103    
104    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
105    
106            * inst/doc/tm.Rnw: Fixed some typos in vignette.
107    
108    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
109    
110            * R/textdoccol.R (replaceWords): Added method to replace a set of
111            words by a single word. Useful for synonyms.
112    
113    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
114    
115            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
116    
117    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
118    
119            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
120            vectors. Thanks to Ariel Maguyon for his error report.
121            (removeSparseTerms): New function to remove columns from a
122            term-document matrix exceeding a sparse factor.
123    
124  2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
125    
126          * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.          * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.

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