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Diff of /trunk/tm/ChangeLog

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revision 731, Wed Apr 11 14:01:40 2007 UTC revision 765, Fri Jul 13 15:53:45 2007 UTC
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1    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
4    
5            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
6    
7            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
8    
9            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
10    
11    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
12    
13            * R/distmeasure.R (dissimilarity): Replaced dists call from
14            package cba by new dist call from package proxy.
15    
16    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
17    
18            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
19    
20    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
21    
22            * R/termdocmatrix.R: require() uses the quietly option to suppress
23            loading messages.
24    
25    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
26    
27            * R/dictionary.R: Added dictionary support.
28    
29    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
30    
31            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
32            documents. This simplifies some functions, e.g., asPlain.
33    
34    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
35    
36            * inst/doc/tm.Rnw: Fixed some typos in vignette.
37    
38    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
39    
40            * R/textdoccol.R (replaceWords): Added method to replace a set of
41            words by a single word. Useful for synonyms.
42    
43    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
44    
45            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
46    
47    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
48    
49            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
50            vectors. Thanks to Ariel Maguyon for his error report.
51            (removeSparseTerms): New function to remove columns from a
52            term-document matrix exceeding a sparse factor.
53    
54    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
55    
56            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
57    
58    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
59    
60            * man/sFilter.Rd: Corrected documentation on statement format (use
61            '==' instead of '=').
62    
63    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
64    
65            * R/aobjects.R (StructuredTextDocument): Inherits from
66            TextDocument.
67    
68    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
69    
70            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
71            on sparse matrices as proposed by Martin Maechler.
72    
73    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
74    
75            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
76            \pkg{filehash} version makes them deprecated.
77    
78    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
79    
80            * R/termdocmatrix.R (textvector): Stemming is now performed before
81            erasing stopwords.
82            (weightMatrix): Adapted to handle sparse matrices.
83            (TermDocMatrix): Sparse matrix is now efficiently built by
84            direct stepwise insertion of row values into it.
85    
86    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
87    
88            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
89            due to ongoing problems. For our purposes the latter is as useful
90            as the replaced package.
91    
92    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
93    
94            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
95    
96            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
97    
98    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
99    
100            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
101            languages with available stopwords.
102    
103    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
104    
105            * inst/doc/tm.Rnw: Minor corrections in the vignette.
106    
107  2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
108    
109          * inst/stopwords: Updated stopwords.          * DESCRIPTION: Update to version 0.2, since a lot of new features
110            have been integrated.
111    
112            * inst/stopwords: Updated existing stopwords and added stopwords
113            for various other languages.
114    
115  2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
116    

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