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Diff of /trunk/tm/ChangeLog

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revision 751, Tue May 15 18:01:43 2007 UTC revision 802, Sun Dec 2 09:28:41 2007 UTC
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1    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * R/stopwords.R (stopwords): Shortened code, removed codetools
4            variable warnings.
5    
6            * man/: Documentation for showMeta, added an example for tmMap.
7    
8            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
9            some minor typos fixed.
10    
11    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
12    
13            * R/aobjects.R (showMeta): Added method for pretty printing a
14            text document's meta data.
15    
16    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
17    
18            * R/textdoccol.R (TextDocCol): Better handling of empty
19            arguments.
20    
21            * NAMESPACE: Exported readDOC.
22    
23            * man/completeStems.Rd: Added an example.
24    
25    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
26    
27            * R/stopwords.R (stopwords): Look up .dat files at every
28            call. Allows users to modify stopword .dat files interactively.
29    
30    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
31    
32            * R/termdocmatrix.R (termFreq): Correct processing of empty
33            documents.
34    
35    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
36    
37            * man/: Updated documentation.
38    
39    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
40    
41            * R/complete.R (completeStems): Completes (heuristically) word
42            stems.
43    
44            * R/termdocmatrix.R (TermDocMatrix2): New modular
45            constructor.
46    
47            * NAMESPACE: Exported termFreq.
48    
49    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
50    
51            * R/reader.R (readDOC): Added MS Word reader (using antiword).
52    
53    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
54    
55            * R/weight.R: Weighting functions for TermDocMatrix.
56    
57    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
58    
59            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
60            functions for accessing dimension, column, and row names.
61    
62            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
63    
64    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
65    
66            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
67    
68    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
69    
70            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
71    
72    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
73    
74            * R/reader.R (readPDF): Removed manual checks for pdftotext and
75            pdfinfo. The system call gives a warning anyway.
76    
77    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
78    
79            * R/textdoccol.R (asPlain): Conversion from
80            StructuredTextDocuments to PlainTextDocuments.
81    
82    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
83    
84            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
85            for accessing term-document matrices.
86    
87            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
88            are installed.
89    
90    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
91    
92            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
93            Christian Buchta.
94    
95    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
96    
97            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
98    
99    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
100    
101            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
102    
103            * R/reader.R (readPDF): Added PDF reader.
104    
105    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
106    
107            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
108    
109            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
110    
111            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
112    
113            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
114    
115    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
116    
117            * R/distmeasure.R (dissimilarity): Replaced dists call from
118            package cba by new dist call from package proxy.
119    
120    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
121    
122            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
123    
124    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
125    
126            * R/termdocmatrix.R: require() uses the quietly option to suppress
127            loading messages.
128    
129    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
130    
131            * R/dictionary.R: Added dictionary support.
132    
133    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
134    
135            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
136            documents. This simplifies some functions, e.g., asPlain.
137    
138    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
139    
140            * inst/doc/tm.Rnw: Fixed some typos in vignette.
141    
142    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
143    
144            * R/textdoccol.R (replaceWords): Added method to replace a set of
145            words by a single word. Useful for synonyms.
146    
147    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
148    
149            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
150    
151    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
152    
153            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
154            vectors. Thanks to Ariel Maguyon for his error report.
155            (removeSparseTerms): New function to remove columns from a
156            term-document matrix exceeding a sparse factor.
157    
158  2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
159    
160          * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.          * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.

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