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Diff of /trunk/tm/ChangeLog

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revision 751, Tue May 15 18:01:43 2007 UTC revision 807, Sat Jan 5 10:35:53 2008 UTC
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1    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * R/source.R (CSVSource): Now uses read.csv instead of scan
4            internally.
5    
6    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
7    
8            * R/reader.R (getReaders): Returns available reader functions.
9    
10            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
11            as default.
12    
13    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
14    
15            * R/stopwords.R (stopwords): Shortened code, removed codetools
16            variable warnings.
17    
18            * man/: Documentation for showMeta, added an example for tmMap.
19    
20            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
21            some minor typos fixed.
22    
23    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
24    
25            * R/aobjects.R (showMeta): Added method for pretty printing a
26            text document's meta data.
27    
28    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
29    
30            * R/textdoccol.R (TextDocCol): Better handling of empty
31            arguments.
32    
33            * NAMESPACE: Exported readDOC.
34    
35            * man/completeStems.Rd: Added an example.
36    
37    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
38    
39            * R/stopwords.R (stopwords): Look up .dat files at every
40            call. Allows users to modify stopword .dat files interactively.
41    
42    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
43    
44            * R/termdocmatrix.R (termFreq): Correct processing of empty
45            documents.
46    
47    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
48    
49            * man/: Updated documentation.
50    
51    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
52    
53            * R/complete.R (completeStems): Completes (heuristically) word
54            stems.
55    
56            * R/termdocmatrix.R (TermDocMatrix2): New modular
57            constructor.
58    
59            * NAMESPACE: Exported termFreq.
60    
61    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
62    
63            * R/reader.R (readDOC): Added MS Word reader (using antiword).
64    
65    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
66    
67            * R/weight.R: Weighting functions for TermDocMatrix.
68    
69    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
70    
71            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
72            functions for accessing dimension, column, and row names.
73    
74            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
75    
76    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
77    
78            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
79    
80    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
81    
82            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
83    
84    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
85    
86            * R/reader.R (readPDF): Removed manual checks for pdftotext and
87            pdfinfo. The system call gives a warning anyway.
88    
89    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
90    
91            * R/textdoccol.R (asPlain): Conversion from
92            StructuredTextDocuments to PlainTextDocuments.
93    
94    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
95    
96            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
97            for accessing term-document matrices.
98    
99            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
100            are installed.
101    
102    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
103    
104            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
105            Christian Buchta.
106    
107    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
108    
109            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
110    
111    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
112    
113            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
114    
115            * R/reader.R (readPDF): Added PDF reader.
116    
117    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
118    
119            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
120    
121            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
122    
123            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
124    
125            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
126    
127    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
128    
129            * R/distmeasure.R (dissimilarity): Replaced dists call from
130            package cba by new dist call from package proxy.
131    
132    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
133    
134            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
135    
136    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
137    
138            * R/termdocmatrix.R: require() uses the quietly option to suppress
139            loading messages.
140    
141    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
142    
143            * R/dictionary.R: Added dictionary support.
144    
145    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
146    
147            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
148            documents. This simplifies some functions, e.g., asPlain.
149    
150    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
151    
152            * inst/doc/tm.Rnw: Fixed some typos in vignette.
153    
154    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
155    
156            * R/textdoccol.R (replaceWords): Added method to replace a set of
157            words by a single word. Useful for synonyms.
158    
159    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
160    
161            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
162    
163    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
164    
165            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
166            vectors. Thanks to Ariel Maguyon for his error report.
167            (removeSparseTerms): New function to remove columns from a
168            term-document matrix exceeding a sparse factor.
169    
170  2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
171    
172          * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.          * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.

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