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Diff of /trunk/tm/ChangeLog

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revision 748, Fri May 4 18:52:42 2007 UTC revision 808, Sun Jan 13 16:18:27 2008 UTC
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1    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
4            selection when no reader argument is given.
5    
6    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
7    
8            * R/source.R (CSVSource): Now uses read.csv instead of scan
9            internally.
10    
11    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
12    
13            * R/reader.R (getReaders): Returns available reader functions.
14    
15            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
16            as default.
17    
18    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
19    
20            * R/stopwords.R (stopwords): Shortened code, removed codetools
21            variable warnings.
22    
23            * man/: Documentation for showMeta, added an example for tmMap.
24    
25            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
26            some minor typos fixed.
27    
28    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
29    
30            * R/aobjects.R (showMeta): Added method for pretty printing a
31            text document's meta data.
32    
33    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
34    
35            * R/textdoccol.R (TextDocCol): Better handling of empty
36            arguments.
37    
38            * NAMESPACE: Exported readDOC.
39    
40            * man/completeStems.Rd: Added an example.
41    
42    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
43    
44            * R/stopwords.R (stopwords): Look up .dat files at every
45            call. Allows users to modify stopword .dat files interactively.
46    
47    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
48    
49            * R/termdocmatrix.R (termFreq): Correct processing of empty
50            documents.
51    
52    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
53    
54            * man/: Updated documentation.
55    
56    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
57    
58            * R/complete.R (completeStems): Completes (heuristically) word
59            stems.
60    
61            * R/termdocmatrix.R (TermDocMatrix2): New modular
62            constructor.
63    
64            * NAMESPACE: Exported termFreq.
65    
66    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
67    
68            * R/reader.R (readDOC): Added MS Word reader (using antiword).
69    
70    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
71    
72            * R/weight.R: Weighting functions for TermDocMatrix.
73    
74    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
75    
76            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
77            functions for accessing dimension, column, and row names.
78    
79            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
80    
81    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
82    
83            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
84    
85    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
86    
87            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
88    
89    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
90    
91            * R/reader.R (readPDF): Removed manual checks for pdftotext and
92            pdfinfo. The system call gives a warning anyway.
93    
94    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
95    
96            * R/textdoccol.R (asPlain): Conversion from
97            StructuredTextDocuments to PlainTextDocuments.
98    
99    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
100    
101            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
102            for accessing term-document matrices.
103    
104            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
105            are installed.
106    
107    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
108    
109            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
110            Christian Buchta.
111    
112    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
113    
114            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
115    
116    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
117    
118            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
119    
120            * R/reader.R (readPDF): Added PDF reader.
121    
122    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
123    
124            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
125    
126            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
127    
128            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
129    
130            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
131    
132    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
133    
134            * R/distmeasure.R (dissimilarity): Replaced dists call from
135            package cba by new dist call from package proxy.
136    
137    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
138    
139            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
140    
141    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
142    
143            * R/termdocmatrix.R: require() uses the quietly option to suppress
144            loading messages.
145    
146    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
147    
148            * R/dictionary.R: Added dictionary support.
149    
150    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
151    
152            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
153            documents. This simplifies some functions, e.g., asPlain.
154    
155    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
156    
157            * inst/doc/tm.Rnw: Fixed some typos in vignette.
158    
159    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
160    
161            * R/textdoccol.R (replaceWords): Added method to replace a set of
162            words by a single word. Useful for synonyms.
163    
164    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
165    
166            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
167    
168    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
169    
170            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
171            vectors. Thanks to Ariel Maguyon for his error report.
172            (removeSparseTerms): New function to remove columns from a
173            term-document matrix exceeding a sparse factor.
174    
175    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
176    
177            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
178    
179    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
180    
181            * man/sFilter.Rd: Corrected documentation on statement format (use
182            '==' instead of '=').
183    
184    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
185    
186            * R/aobjects.R (StructuredTextDocument): Inherits from
187            TextDocument.
188    
189  2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
190    
191          * R/termdocmatrix.R (findFreqTerms): Perform efficient computation          * R/termdocmatrix.R (findFreqTerms): Perform efficient computation

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