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trunk/tm/ChangeLog revision 760, Thu Jun 21 22:40:15 2007 UTC pkg/ChangeLog revision 941, Mon Apr 27 15:36:43 2009 UTC
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1    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/matrix.R: Create two distinct classes for term-document and
4            document-term matrices.
5    
6    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
7    
8            * R/termdocmatrix.R: No longer use Matrix package. This reduces
9            package start-up time significantly.
10    
11    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
12    
13            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
14    
15    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
16    
17            * R/transform.R (tmReduce): Combine multiple maps into one
18            transformation.
19    
20    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
21    
22            * R/weight.R: Remove weightLogical since it does not return a
23            dgCMatrix.
24    
25            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
26            or TermDocumentMatrix instead.
27    
28    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
29    
30            * inst/doc/extensions.Rnw: Finished vignette.
31    
32    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
33    
34            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
35            DocumentTermMatrix representations.
36    
37    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
38    
39            * R/reader.R (readXML): New reader for arbitrary XML files.
40    
41    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
42    
43            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
44            (XMLSource): New XMLSource class for arbitrary XML files.
45            (Source): New slot Vectorized.
46    
47    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
48    
49            * R/reader.R (readTabular): Experimental reader for tabular data
50            structures which can be customized via user-defined mappings.
51    
52            * R/reader.R: Always use UTC time zone.
53    
54            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
55    
56    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
57    
58            * R/reader.R (readDOC): Options can be passed over to antiword.
59    
60            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
61            pdftotext.
62    
63    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
64    
65            * R/source.R (DirSource): Add pattern and ignore.case arguments
66            which are internally passed over to list.files().
67    
68    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
69    
70            * inst/doc/tm.Rnw: Suppress pointless loading message.
71    
72    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
73    
74            * DESCRIPTION: Speed up package loading (via moving packages not
75            strictly necessary for normal operation to Suggests instead of
76            Depends).
77    
78    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
79    
80            * R/reader.R (readNewsgroup): The date format is now configurable.
81    
82    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
83    
84            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
85    
86    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
87    
88            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
89    
90    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
91    
92            * R/source.R (DataframeSource): New source class for data frames.
93    
94            * R/source.R: Fixed non-standard call evaluation.
95    
96    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
97    
98            * R/source.R (URISource): New source class for a single document.
99    
100    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
101    
102            * R/source.R: Refactoring.
103    
104    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
105    
106            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
107            Rmpi installations more gracefully.
108    
109    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
110    
111            * R/source.R (Source): Add Length slot.
112    
113    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
114    
115            * R/AAA.R: Unify duplicated .onLoad function.
116    
117    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
118    
119            * DESCRIPTION (Suggests): Added Rmpi.
120    
121    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
122    
123            * R/source.R (getElem): Fix 'no visible binding' warning.
124    
125            * man/WeightFunction.Rd: Fix signature.
126    
127    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
128    
129            * R/weight.R: Introduce name abbreviations for weighting functions.
130    
131    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
132    
133            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
134    
135            * R/cluster.R: Provide convenience functions for using a MPI
136            cluster.
137    
138            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
139            available.
140    
141            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
142            available.
143    
144    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
145    
146            * R/textdoccol.R (lapply): Removed debug print out.
147    
148    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
149    
150            * R/reader.R (readRCV1): Improved meta data extraction from
151            Reuters Corpus Volume 1 documents.
152    
153    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
154    
155            * R/transform.R: Ensure that all mappings preserve multiline
156            structures.
157    
158    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
159    
160            * R/filter.R: Every filter has now an attribute indicating whether
161            it sould be applied to document level (doclevel).
162    
163            * R/textdoccol.R (tmFilter): Set searchFullText as new default
164            filter.
165    
166    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
167    
168            * R/transform.R (replacePatterns): Replaced removeWords by
169            replacePatterns. Suggested by Christian Buchta.
170    
171            * R/textdoccol.R (inspect): Improved formatting.
172    
173    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
174    
175            * inst/CITATION: Updated JSS article information.
176    
177            * R/textdoccol.R (setAs): Added coerce method from list to
178            corpus.
179    
180            * R/meta.R (meta): Improved meta data handling.
181    
182    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
183    
184            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
185            Christian Buchta.
186    
187            * inst/CITATION: Added template to include JSS article reference.
188    
189    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
190    
191            * R/textdoccol.R (tmMap): Introduced lazy mapping.
192    
193            * R/source.R: Added VectorSource.
194    
195    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
196    
197            * man/: Language codes should be in ISO 639-1 format.
198    
199            * R/textdoccol.R (asPlain): Preserve local meta data.
200    
201    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
202    
203            * R/textdoccol.R (writeCorpus): Function for writing a corpus
204            containing plain text documents to disk.
205    
206    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
207    
208            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
209            always set correctly.
210    
211            * R/textdoccol.R: Set load = TRUE as default for load on demand
212            since in most cases this is the wanted behaviour.
213    
214    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
215    
216            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
217    
218            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
219    
220    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
221    
222            * R/meta.R (meta): New function for consistent access to meta data
223            of document collections, repositories, and texts.
224    
225    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
226    
227            * R/: Better support for encodings.
228    
229    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
230    
231            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
232            selection when no reader argument is given.
233    
234    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
235    
236            * R/source.R (CSVSource): Now uses read.csv instead of scan
237            internally.
238    
239    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
240    
241            * R/reader.R (getReaders): Returns available reader functions.
242    
243            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
244            as default.
245    
246    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
247    
248            * R/stopwords.R (stopwords): Shortened code, removed codetools
249            variable warnings.
250    
251            * man/: Documentation for showMeta, added an example for tmMap.
252    
253            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
254            some minor typos fixed.
255    
256    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
257    
258            * R/aobjects.R (showMeta): Added method for pretty printing a
259            text document's meta data.
260    
261    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
262    
263            * R/textdoccol.R (TextDocCol): Better handling of empty
264            arguments.
265    
266            * NAMESPACE: Exported readDOC.
267    
268            * man/completeStems.Rd: Added an example.
269    
270    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
271    
272            * R/stopwords.R (stopwords): Look up .dat files at every
273            call. Allows users to modify stopword .dat files interactively.
274    
275    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
276    
277            * R/termdocmatrix.R (termFreq): Correct processing of empty
278            documents.
279    
280    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
281    
282            * man/: Updated documentation.
283    
284    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
285    
286            * R/complete.R (completeStems): Completes (heuristically) word
287            stems.
288    
289            * R/termdocmatrix.R (TermDocMatrix2): New modular
290            constructor.
291    
292            * NAMESPACE: Exported termFreq.
293    
294    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
295    
296            * R/reader.R (readDOC): Added MS Word reader (using antiword).
297    
298    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
299    
300            * R/weight.R: Weighting functions for TermDocMatrix.
301    
302    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
303    
304            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
305            functions for accessing dimension, column, and row names.
306    
307            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
308    
309    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
310    
311            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
312    
313    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
314    
315            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
316    
317    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
318    
319            * R/reader.R (readPDF): Removed manual checks for pdftotext and
320            pdfinfo. The system call gives a warning anyway.
321    
322    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
323    
324            * R/textdoccol.R (asPlain): Conversion from
325            StructuredTextDocuments to PlainTextDocuments.
326    
327    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
328    
329            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
330            for accessing term-document matrices.
331    
332            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
333            are installed.
334    
335    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
336    
337            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
338            Christian Buchta.
339    
340    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
341    
342            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
343    
344    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
345    
346            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
347    
348            * R/reader.R (readPDF): Added PDF reader.
349    
350    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
351    
352            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
353    
354            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
355    
356            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
357    
358            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
359    
360    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
361    
362            * R/distmeasure.R (dissimilarity): Replaced dists call from
363            package cba by new dist call from package proxy.
364    
365    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
366    
367            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
368    
369  2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
370    
371          * R/termdocmatrix.R: require() uses the quietly option to suppress          * R/termdocmatrix.R: require() uses the quietly option to suppress

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