SCM

SCM Repository

[tm] Diff of /trunk/tm/ChangeLog
ViewVC logotype

Diff of /trunk/tm/ChangeLog

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 715, Wed Mar 14 15:16:27 2007 UTC revision 779, Tue Sep 11 05:52:39 2007 UTC
# Line 1  Line 1 
1    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
2    
3            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
4    
5    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
6    
7            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
8    
9    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
10    
11            * R/reader.R (readPDF): Removed manual checks for pdftotext and
12            pdfinfo. The system call gives a warning anyway.
13    
14    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
15    
16            * R/textdoccol.R (asPlain): Conversion from
17            StructuredTextDocuments to PlainTextDocuments.
18    
19    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
20    
21            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
22            for accessing term-document matrices.
23    
24            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
25            are installed.
26    
27    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
28    
29            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
30            Christian Buchta.
31    
32    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
33    
34            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
35    
36    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
37    
38            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
39    
40            * R/reader.R (readPDF): Added PDF reader.
41    
42    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
43    
44            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
45    
46            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
47    
48            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
49    
50            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
51    
52    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
53    
54            * R/distmeasure.R (dissimilarity): Replaced dists call from
55            package cba by new dist call from package proxy.
56    
57    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
58    
59            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
60    
61    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
62    
63            * R/termdocmatrix.R: require() uses the quietly option to suppress
64            loading messages.
65    
66    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
67    
68            * R/dictionary.R: Added dictionary support.
69    
70    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
71    
72            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
73            documents. This simplifies some functions, e.g., asPlain.
74    
75    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
76    
77            * inst/doc/tm.Rnw: Fixed some typos in vignette.
78    
79    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
80    
81            * R/textdoccol.R (replaceWords): Added method to replace a set of
82            words by a single word. Useful for synonyms.
83    
84    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
85    
86            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
87    
88    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
89    
90            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
91            vectors. Thanks to Ariel Maguyon for his error report.
92            (removeSparseTerms): New function to remove columns from a
93            term-document matrix exceeding a sparse factor.
94    
95    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
96    
97            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
98    
99    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
100    
101            * man/sFilter.Rd: Corrected documentation on statement format (use
102            '==' instead of '=').
103    
104    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
105    
106            * R/aobjects.R (StructuredTextDocument): Inherits from
107            TextDocument.
108    
109    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
110    
111            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
112            on sparse matrices as proposed by Martin Maechler.
113    
114    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
115    
116            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
117            \pkg{filehash} version makes them deprecated.
118    
119    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
120    
121            * R/termdocmatrix.R (textvector): Stemming is now performed before
122            erasing stopwords.
123            (weightMatrix): Adapted to handle sparse matrices.
124            (TermDocMatrix): Sparse matrix is now efficiently built by
125            direct stepwise insertion of row values into it.
126    
127    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
128    
129            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
130            due to ongoing problems. For our purposes the latter is as useful
131            as the replaced package.
132    
133    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
134    
135            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
136    
137            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
138    
139    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
140    
141            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
142            languages with available stopwords.
143    
144    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
145    
146            * inst/doc/tm.Rnw: Minor corrections in the vignette.
147    
148    2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
149    
150            * DESCRIPTION: Update to version 0.2, since a lot of new features
151            have been integrated.
152    
153            * inst/stopwords: Updated existing stopwords and added stopwords
154            for various other languages.
155    
156    2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
157    
158            * man/: Updated documentation.
159    
160            * Work/testDb.R: Script to test database stuff.
161    
162            * R/: Fixed various database related bugs. Seems to be rather
163            useable now, i.e., consider as alpha status for now.
164    
165    2007-04-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
166    
167            * R/: Fixed some bugs related to database support.
168    
169    2007-04-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
170    
171            * man/: Added a lot of examples to the manuals.
172    
173    2007-04-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
174    
175            * man/: Updated parts of the documentation.
176    
177            * R/textdoccol.R (asPlain): Added conversion from newsgroup
178            documents to plain text documents.
179    
180    2007-04-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
181    
182            * R/textdoccol.R: Finished experimental database support. Not yet
183            intensively tested.
184    
185            * R/source.R: Now each source has a default reader.
186    
187            * R/reader.R: \code{FunctionGenerator} is now an attribute, not a
188            class anymore.
189    
190            * R/plaintextdoc.R: Custom show method for plain text documents.
191    
192            * R/aobjects.R: Added a class for structured text documents.
193    
194            * R/reader.R: Replaced remaining \code{parser} occurrences with
195            \code{reader}.
196    
197            * R/textdoccol.R (summary): Indent tags.
198    
199            * R/textdoccol.R (removePunctuation): Transform method to remove
200            punctuation marks.
201    
202    2007-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
203    
204            * R/textdoccol.R (sFilter): Simplified sFilter significantly by
205            using prescindMeta().
206    
207    2007-03-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
208    
209            * R/textdoccol.R: Improved database support.
210    
211    2007-03-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
212    
213            * R/termdocmatrix.R (TermDocMatrix): Uses sparse matrices.
214    
215            * R/resolve.R (resolveISOcode): Extracts the language from a ISO
216            language code.
217    
218            * R/textdoccol.R (TextDocCol): Refactored several parser arguments
219            into parserControl argument.
220    
221            * R/aobjects.R (TextDocument): Introduced the "Language" slot.
222    
223  2007-03-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-03-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
224    
225          * Work/tmDataSetup.R: The datasets acq and crude can now be          * Work/tmDataSetup.R: The datasets acq and crude can now be

Legend:
Removed from v.715  
changed lines
  Added in v.779

root@r-forge.r-project.org
ViewVC Help
Powered by ViewVC 1.0.0  
Thanks to:
Vienna University of Economics and Business Powered By FusionForge