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revision 1108, Fri Oct 22 18:32:47 2010 UTC revision 1200, Fri Dec 14 15:07:38 2012 UTC
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1    2012-12-14  Ingo Feinerer <feinerer@logic.at>
2    
3            * R/matrix.R (TermDocumentMatrix): Ensure dimnames of type character
4            when generating a simple_triplet_matrix. Reported by Arho Suominen.
5    
6    2012-12-10  Ingo Feinerer <feinerer@logic.at>
7    
8            * man/tm_reduce.Rd: Document right to left folding order. Adapt
9            example as well. Suggested by Mark Rosenstein.
10    
11    2012-12-04  Ingo Feinerer <feinerer@logic.at>
12    
13            * R/filter.R (sFilter): Avoid attach() and simplify.
14    
15    2012-11-02  Ingo Feinerer <feinerer@logic.at>
16    
17            * R/doc.R (.TextDocument): Use casts to ensure data types and to avoid
18            removal of attributes.
19    
20    2012-10-03 Ingo Feinerer  <feinerer@logic.at>
21    
22            * R/weight.R (weightTfIdf, weightSMART): Gracefully handle empty
23            columns and rows (avoids blow-up due to NaN values). Suggested by Jaap
24            Frölich.
25    
26    2012-07-27 Ingo Feinerer  <feinerer@logic.at>
27    
28            * R/transform.R (removeWords): Allow longer stopword lists.
29    
30    2012-01-31  Ingo Feinerer  <feinerer@logic.at>
31    
32            * R/reader.R (readXML): Readers can now set the document language
33            themselves.
34    
35    2012-01-14  Ingo Feinerer  <feinerer@logic.at>
36    
37            * R/source.R (XMLSource, getElem.XMLSource): Simplifications as
38            proposed by Milan Bouchet-Valat.
39    
40    2012-01-11  Ingo Feinerer  <feinerer@logic.at>
41    
42            * R/matrix.R (termFreq): Fix processing of user provided
43            stopwords. Reported by Bettina Grün.
44    
45    2011-12-23  Ingo Feinerer  <feinerer@logic.at>
46    
47            * R/matrix.R (termFreq): Fix invalid handling of
48            control$wordLengths[1]. Reported by Steven C. Bagley.
49    
50    2011-12-17  Ingo Feinerer  <feinerer@logic.at>
51    
52            * DESCRIPTION (Version): Prepare for CRAN Christmas release.
53    
54    2011-12-12  Ingo Feinerer  <feinerer@logic.at>
55    
56            * R/utils.R (map_IETF_Snowball): Map empty input to "porter".
57    
58    2011-12-07  Ingo Feinerer  <feinerer@logic.at>
59    
60            * R/transform.R (removePunctuation): Add option to preserve
61            intra-word dashes.
62    
63    2011-12-06  Ingo Feinerer  <feinerer@logic.at>
64    
65            * R/matrix.R (termFreq): Allow reordering of control option
66            processing.
67    
68    2011-11-17  Ingo Feinerer  <feinerer@logic.at>
69    
70            * R/reader.R (readPDF): Use tools:::pdf_info() instead of external
71            pdfinfo tool.
72    
73            * inst/stopwords/SMART.dat: Add SMART information retrieval system
74            stopwords (which are also used by the MC toolkit).
75    
76            * R/matrix (termFreq): Allow local option \code{bounds$local} to
77            restrict how often a term may appear in each document (generalizes
78            \code{minDocFreq}). Similarly the local option \code{wordLenghts}
79            for word length bounds (generalizes \code{minWordLength}).
80    
81            * R/matrix.R (TermDocumentMatrix.VCorpus): New global option
82            \code{bounds$global} for restricting how often a term is allowed
83            to appear in different documents.
84    
85            * R/matrix.R (TermDocumentMatrix.VCorpus): Distinguish between
86            local options delegated internally to termFreq() and global
87            options which are processed by the term-document matrix
88            constructor itself.
89    
90    2011-11-15  Ingo Feinerer  <feinerer@logic.at>
91    
92            * man/getTokenizers.Rd: Document getTokenizers().
93    
94            * man/tokenizer.Rd: Document MC_tokenizer() and scan_tokenizer().
95    
96    2011-11-04  Ingo Feinerer  <feinerer@logic.at>
97    
98            * man/matrix.Rd: Document as.TermDocumentMatrix.term_frequency.
99    
100            * man/combine.Rd: Document c.term_frequency().
101    
102    2011-10-11  Ingo Feinerer  <feinerer@logic.at>
103    
104            * R/meta.R (`meta<-.Corpus`): Assume that the replacement value
105            can be accessed via '[' and not '[['.
106    
107    2011-08-24  Ingo Feinerer  <feinerer@logic.at>
108    
109            * R/stopwords.R (stopwords): Raise an error if no stopwords are
110            available for requested language. Suggested by Derek M Jones.
111    
112    2011-05-27  Ingo Feinerer  <feinerer@logic.at>
113    
114            * R/weight.R (weightSMART): Implement Cosine and pivoted unique
115            normalization.
116    
117    2011-02-17  Ingo Feinerer  <feinerer@logic.at>
118    
119            * R/transform.R (stemDocument.PlainTextDocument): Use language
120            argument.
121    
122    2011-02-04  Ingo Feinerer  <feinerer@logic.at>
123    
124            * R/source.R: Store strings and connections instead of unevaluated
125            calls.
126    
127    2010-11-26  Ingo Feinerer  <feinerer@logic.at>
128    
129            * R/corpus.R (Corpus): Allow init and exit hooks for readers.
130    
131  2010-10-22  Ingo Feinerer  <feinerer@logic.at>  2010-10-22  Ingo Feinerer  <feinerer@logic.at>
132    
133          * R/matrix.R (.TermDocumentMatrix): Make Weighting an attribute          * R/matrix.R (.TermDocumentMatrix): Make Weighting an attribute

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