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trunk/tm/ChangeLog revision 738, Fri Apr 20 13:55:34 2007 UTC pkg/ChangeLog revision 912, Mon Mar 23 22:50:36 2009 UTC
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1    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
2    
3            * R/reader.R (readXML): New reader for arbitrary XML files.
4    
5    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
6    
7            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
8            (XMLSource): New XMLSource class for arbitrary XML files.
9            (Source): New slot Vectorized.
10    
11    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
12    
13            * R/reader.R (readCustom): Experimental reader which can be
14            customized via user-defined mappings.
15    
16            * R/reader.R: Always use UTC time zone.
17    
18            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
19    
20    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
21    
22            * R/reader.R (readDOC): Options can be passed over to antiword.
23    
24            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
25            pdftotext.
26    
27    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
28    
29            * R/source.R (DirSource): Add pattern and ignore.case arguments
30            which are internally passed over to list.files().
31    
32    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
33    
34            * inst/doc/tm.Rnw: Suppress pointless loading message.
35    
36    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
37    
38            * DESCRIPTION: Speed up package loading (via moving packages not
39            strictly necessary for normal operation to Suggests instead of
40            Depends).
41    
42    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
43    
44            * R/reader.R (readNewsgroup): The date format is now configurable.
45    
46    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
47    
48            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
49    
50    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
51    
52            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
53    
54    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
55    
56            * R/source.R (DataframeSource): New source class for data frames.
57    
58            * R/source.R: Fixed non-standard call evaluation.
59    
60    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
61    
62            * R/source.R (URISource): New source class for a single document.
63    
64    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
65    
66            * R/source.R: Refactoring.
67    
68    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
69    
70            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
71            Rmpi installations more gracefully.
72    
73    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
74    
75            * R/source.R (Source): Add Length slot.
76    
77    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
78    
79            * R/AAA.R: Unify duplicated .onLoad function.
80    
81    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
82    
83            * DESCRIPTION (Suggests): Added Rmpi.
84    
85    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
86    
87            * R/source.R (getElem): Fix 'no visible binding' warning.
88    
89            * man/WeightFunction.Rd: Fix signature.
90    
91    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
92    
93            * R/weight.R: Introduce name abbreviations for weighting functions.
94    
95    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
96    
97            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
98    
99            * R/cluster.R: Provide convenience functions for using a MPI
100            cluster.
101    
102            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
103            available.
104    
105            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
106            available.
107    
108    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
109    
110            * R/textdoccol.R (lapply): Removed debug print out.
111    
112    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
113    
114            * R/reader.R (readRCV1): Improved meta data extraction from
115            Reuters Corpus Volume 1 documents.
116    
117    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
118    
119            * R/transform.R: Ensure that all mappings preserve multiline
120            structures.
121    
122    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
123    
124            * R/filter.R: Every filter has now an attribute indicating whether
125            it sould be applied to document level (doclevel).
126    
127            * R/textdoccol.R (tmFilter): Set searchFullText as new default
128            filter.
129    
130    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
131    
132            * R/transform.R (replacePatterns): Replaced removeWords by
133            replacePatterns. Suggested by Christian Buchta.
134    
135            * R/textdoccol.R (inspect): Improved formatting.
136    
137    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
138    
139            * inst/CITATION: Updated JSS article information.
140    
141            * R/textdoccol.R (setAs): Added coerce method from list to
142            corpus.
143    
144            * R/meta.R (meta): Improved meta data handling.
145    
146    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
147    
148            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
149            Christian Buchta.
150    
151            * inst/CITATION: Added template to include JSS article reference.
152    
153    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
154    
155            * R/textdoccol.R (tmMap): Introduced lazy mapping.
156    
157            * R/source.R: Added VectorSource.
158    
159    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
160    
161            * man/: Language codes should be in ISO 639-1 format.
162    
163            * R/textdoccol.R (asPlain): Preserve local meta data.
164    
165    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
166    
167            * R/textdoccol.R (writeCorpus): Function for writing a corpus
168            containing plain text documents to disk.
169    
170    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
171    
172            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
173            always set correctly.
174    
175            * R/textdoccol.R: Set load = TRUE as default for load on demand
176            since in most cases this is the wanted behaviour.
177    
178    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
179    
180            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
181    
182            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
183    
184    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
185    
186            * R/meta.R (meta): New function for consistent access to meta data
187            of document collections, repositories, and texts.
188    
189    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
190    
191            * R/: Better support for encodings.
192    
193    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
194    
195            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
196            selection when no reader argument is given.
197    
198    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
199    
200            * R/source.R (CSVSource): Now uses read.csv instead of scan
201            internally.
202    
203    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
204    
205            * R/reader.R (getReaders): Returns available reader functions.
206    
207            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
208            as default.
209    
210    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
211    
212            * R/stopwords.R (stopwords): Shortened code, removed codetools
213            variable warnings.
214    
215            * man/: Documentation for showMeta, added an example for tmMap.
216    
217            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
218            some minor typos fixed.
219    
220    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
221    
222            * R/aobjects.R (showMeta): Added method for pretty printing a
223            text document's meta data.
224    
225    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
226    
227            * R/textdoccol.R (TextDocCol): Better handling of empty
228            arguments.
229    
230            * NAMESPACE: Exported readDOC.
231    
232            * man/completeStems.Rd: Added an example.
233    
234    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
235    
236            * R/stopwords.R (stopwords): Look up .dat files at every
237            call. Allows users to modify stopword .dat files interactively.
238    
239    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
240    
241            * R/termdocmatrix.R (termFreq): Correct processing of empty
242            documents.
243    
244    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
245    
246            * man/: Updated documentation.
247    
248    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
249    
250            * R/complete.R (completeStems): Completes (heuristically) word
251            stems.
252    
253            * R/termdocmatrix.R (TermDocMatrix2): New modular
254            constructor.
255    
256            * NAMESPACE: Exported termFreq.
257    
258    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
259    
260            * R/reader.R (readDOC): Added MS Word reader (using antiword).
261    
262    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
263    
264            * R/weight.R: Weighting functions for TermDocMatrix.
265    
266    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
267    
268            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
269            functions for accessing dimension, column, and row names.
270    
271            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
272    
273    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
274    
275            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
276    
277    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
278    
279            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
280    
281    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
282    
283            * R/reader.R (readPDF): Removed manual checks for pdftotext and
284            pdfinfo. The system call gives a warning anyway.
285    
286    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
287    
288            * R/textdoccol.R (asPlain): Conversion from
289            StructuredTextDocuments to PlainTextDocuments.
290    
291    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
292    
293            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
294            for accessing term-document matrices.
295    
296            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
297            are installed.
298    
299    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
300    
301            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
302            Christian Buchta.
303    
304    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
305    
306            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
307    
308    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
309    
310            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
311    
312            * R/reader.R (readPDF): Added PDF reader.
313    
314    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
315    
316            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
317    
318            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
319    
320            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
321    
322            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
323    
324    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
325    
326            * R/distmeasure.R (dissimilarity): Replaced dists call from
327            package cba by new dist call from package proxy.
328    
329    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
330    
331            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
332    
333    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
334    
335            * R/termdocmatrix.R: require() uses the quietly option to suppress
336            loading messages.
337    
338    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
339    
340            * R/dictionary.R: Added dictionary support.
341    
342    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
343    
344            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
345            documents. This simplifies some functions, e.g., asPlain.
346    
347    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
348    
349            * inst/doc/tm.Rnw: Fixed some typos in vignette.
350    
351    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
352    
353            * R/textdoccol.R (replaceWords): Added method to replace a set of
354            words by a single word. Useful for synonyms.
355    
356    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
357    
358            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
359    
360    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
361    
362            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
363            vectors. Thanks to Ariel Maguyon for his error report.
364            (removeSparseTerms): New function to remove columns from a
365            term-document matrix exceeding a sparse factor.
366    
367    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
368    
369            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
370    
371    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
372    
373            * man/sFilter.Rd: Corrected documentation on statement format (use
374            '==' instead of '=').
375    
376    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
377    
378            * R/aobjects.R (StructuredTextDocument): Inherits from
379            TextDocument.
380    
381    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
382    
383            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
384            on sparse matrices as proposed by Martin Maechler.
385    
386    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
387    
388            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
389            \pkg{filehash} version makes them deprecated.
390    
391    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
392    
393            * R/termdocmatrix.R (textvector): Stemming is now performed before
394            erasing stopwords.
395            (weightMatrix): Adapted to handle sparse matrices.
396            (TermDocMatrix): Sparse matrix is now efficiently built by
397            direct stepwise insertion of row values into it.
398    
399    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
400    
401            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
402            due to ongoing problems. For our purposes the latter is as useful
403            as the replaced package.
404    
405  2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
406    
407          * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.          * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.

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