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Diff of /pkg/ChangeLog

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revision 911, Sun Mar 22 17:55:16 2009 UTC revision 942, Tue Apr 28 11:02:24 2009 UTC
# Line 1  Line 1 
1    2009-04-28   Ingo Feinerer <feinerer@logic.at>
2    
3            * R/weight.R: Adapt tf-idf to new matrix format.
4    
5    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
6    
7            * R/matrix.R: Create two distinct classes for term-document and
8            document-term matrices.
9    
10    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
11    
12            * R/termdocmatrix.R: No longer use Matrix package. This reduces
13            package start-up time significantly.
14    
15    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
16    
17            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
18    
19    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
20    
21            * R/transform.R (tmReduce): Combine multiple maps into one
22            transformation.
23    
24    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
25    
26            * R/weight.R: Remove weightLogical since it does not return a
27            dgCMatrix.
28    
29            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
30            or TermDocumentMatrix instead.
31    
32    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
33    
34            * inst/doc/extensions.Rnw: Finished vignette.
35    
36    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
37    
38            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
39            DocumentTermMatrix representations.
40    
41    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
42    
43            * R/reader.R (readXML): New reader for arbitrary XML files.
44    
45  2009-03-22  Ingo Feinerer  <feinerer@logic.at>  2009-03-22  Ingo Feinerer  <feinerer@logic.at>
46    
47          * R/source.R (CSVSource): Defunct (use DataframeSource instead).          * R/source.R (CSVSource): Defunct (use DataframeSource instead).
# Line 6  Line 50 
50    
51  2009-03-21  Ingo Feinerer  <feinerer@logic.at>  2009-03-21  Ingo Feinerer  <feinerer@logic.at>
52    
53          * R/reader.R (readCustom): Experimental reader which can be          * R/reader.R (readTabular): Experimental reader for tabular data
54          customized via user-defined mappings.          structures which can be customized via user-defined mappings.
55    
56          * R/reader.R: Always use UTC time zone.          * R/reader.R: Always use UTC time zone.
57    

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