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Diff of /trunk/tm/ChangeLog

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revision 726, Sun Apr 8 00:31:22 2007 UTC revision 763, Wed Jul 11 11:56:44 2007 UTC
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1    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * R/distmeasure.R (dissimilarity): Replaced dists call from
4            package cba by new dist call from package proxy.
5    
6    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
7    
8            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
9    
10    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
11    
12            * R/termdocmatrix.R: require() uses the quietly option to suppress
13            loading messages.
14    
15    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
16    
17            * R/dictionary.R: Added dictionary support.
18    
19    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
20    
21            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
22            documents. This simplifies some functions, e.g., asPlain.
23    
24    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
25    
26            * inst/doc/tm.Rnw: Fixed some typos in vignette.
27    
28    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
29    
30            * R/textdoccol.R (replaceWords): Added method to replace a set of
31            words by a single word. Useful for synonyms.
32    
33    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
34    
35            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
36    
37    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
38    
39            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
40            vectors. Thanks to Ariel Maguyon for his error report.
41            (removeSparseTerms): New function to remove columns from a
42            term-document matrix exceeding a sparse factor.
43    
44    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
45    
46            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
47    
48    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
49    
50            * man/sFilter.Rd: Corrected documentation on statement format (use
51            '==' instead of '=').
52    
53    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
54    
55            * R/aobjects.R (StructuredTextDocument): Inherits from
56            TextDocument.
57    
58    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
59    
60            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
61            on sparse matrices as proposed by Martin Maechler.
62    
63    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
64    
65            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
66            \pkg{filehash} version makes them deprecated.
67    
68    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
69    
70            * R/termdocmatrix.R (textvector): Stemming is now performed before
71            erasing stopwords.
72            (weightMatrix): Adapted to handle sparse matrices.
73            (TermDocMatrix): Sparse matrix is now efficiently built by
74            direct stepwise insertion of row values into it.
75    
76    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
77    
78            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
79            due to ongoing problems. For our purposes the latter is as useful
80            as the replaced package.
81    
82    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
83    
84            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
85    
86            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
87    
88    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
89    
90            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
91            languages with available stopwords.
92    
93    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
94    
95            * inst/doc/tm.Rnw: Minor corrections in the vignette.
96    
97    2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
98    
99            * DESCRIPTION: Update to version 0.2, since a lot of new features
100            have been integrated.
101    
102            * inst/stopwords: Updated existing stopwords and added stopwords
103            for various other languages.
104    
105    2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
106    
107            * man/: Updated documentation.
108    
109            * Work/testDb.R: Script to test database stuff.
110    
111            * R/: Fixed various database related bugs. Seems to be rather
112            useable now, i.e., consider as alpha status for now.
113    
114    2007-04-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
115    
116            * R/: Fixed some bugs related to database support.
117    
118  2007-04-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-04-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
119    
120          * man/: Added a lot of examples to the manuals.          * man/: Added a lot of examples to the manuals.

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