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Diff of /trunk/tm/ChangeLog

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revision 748, Fri May 4 18:52:42 2007 UTC revision 770, Tue Jul 17 12:41:04 2007 UTC
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1    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
4            Christian Buchta.
5    
6    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
7    
8            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
9    
10    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
11    
12            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
13    
14            * R/reader.R (readPDF): Added PDF reader.
15    
16    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
17    
18            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
19    
20            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
21    
22            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
23    
24            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
25    
26    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
27    
28            * R/distmeasure.R (dissimilarity): Replaced dists call from
29            package cba by new dist call from package proxy.
30    
31    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
32    
33            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
34    
35    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
36    
37            * R/termdocmatrix.R: require() uses the quietly option to suppress
38            loading messages.
39    
40    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
41    
42            * R/dictionary.R: Added dictionary support.
43    
44    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
45    
46            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
47            documents. This simplifies some functions, e.g., asPlain.
48    
49    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
50    
51            * inst/doc/tm.Rnw: Fixed some typos in vignette.
52    
53    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
54    
55            * R/textdoccol.R (replaceWords): Added method to replace a set of
56            words by a single word. Useful for synonyms.
57    
58    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
59    
60            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
61    
62    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
63    
64            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
65            vectors. Thanks to Ariel Maguyon for his error report.
66            (removeSparseTerms): New function to remove columns from a
67            term-document matrix exceeding a sparse factor.
68    
69    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
70    
71            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
72    
73    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
74    
75            * man/sFilter.Rd: Corrected documentation on statement format (use
76            '==' instead of '=').
77    
78    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
79    
80            * R/aobjects.R (StructuredTextDocument): Inherits from
81            TextDocument.
82    
83  2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
84    
85          * R/termdocmatrix.R (findFreqTerms): Perform efficient computation          * R/termdocmatrix.R (findFreqTerms): Perform efficient computation

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