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Diff of /trunk/tm/ChangeLog

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revision 751, Tue May 15 18:01:43 2007 UTC revision 785, Sat Oct 13 10:46:28 2007 UTC
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1    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
4            functions for accessing dimension, column, and row names.
5    
6            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
7    
8    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
9    
10            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
11    
12    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
13    
14            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
15    
16    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
17    
18            * R/reader.R (readPDF): Removed manual checks for pdftotext and
19            pdfinfo. The system call gives a warning anyway.
20    
21    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
22    
23            * R/textdoccol.R (asPlain): Conversion from
24            StructuredTextDocuments to PlainTextDocuments.
25    
26    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
27    
28            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
29            for accessing term-document matrices.
30    
31            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
32            are installed.
33    
34    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
35    
36            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
37            Christian Buchta.
38    
39    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
40    
41            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
42    
43    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
44    
45            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
46    
47            * R/reader.R (readPDF): Added PDF reader.
48    
49    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
50    
51            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
52    
53            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
54    
55            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
56    
57            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
58    
59    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
60    
61            * R/distmeasure.R (dissimilarity): Replaced dists call from
62            package cba by new dist call from package proxy.
63    
64    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
65    
66            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
67    
68    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
69    
70            * R/termdocmatrix.R: require() uses the quietly option to suppress
71            loading messages.
72    
73    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
74    
75            * R/dictionary.R: Added dictionary support.
76    
77    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
78    
79            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
80            documents. This simplifies some functions, e.g., asPlain.
81    
82    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
83    
84            * inst/doc/tm.Rnw: Fixed some typos in vignette.
85    
86    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
87    
88            * R/textdoccol.R (replaceWords): Added method to replace a set of
89            words by a single word. Useful for synonyms.
90    
91    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
92    
93            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
94    
95    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
96    
97            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
98            vectors. Thanks to Ariel Maguyon for his error report.
99            (removeSparseTerms): New function to remove columns from a
100            term-document matrix exceeding a sparse factor.
101    
102  2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
103    
104          * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.          * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.

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