SCM

SCM Repository

[tm] Diff of /pkg/ChangeLog
ViewVC logotype

Diff of /pkg/ChangeLog

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

trunk/tm/ChangeLog revision 726, Sun Apr 8 00:31:22 2007 UTC pkg/ChangeLog revision 1194, Fri Nov 2 15:15:03 2012 UTC
# Line 1  Line 1 
1    2012-11-02  Ingo Feinerer <feinerer@logic.at>
2    
3            * R/doc.R (.TextDocument): Use casts to ensure data types and to avoid
4            removal of attributes.
5    
6    2012-10-03 Ingo Feinerer  <feinerer@logic.at>
7    
8            * R/weight.R (weightTfIdf, weightSMART): Gracefully handle empty
9            columns and rows (avoids blow-up due to NaN values). Suggested by Jaap
10            Frölich.
11    
12    2012-07-27 Ingo Feinerer  <feinerer@logic.at>
13    
14            * R/transform.R (removeWords): Allow longer stopword lists.
15    
16    2012-01-31  Ingo Feinerer  <feinerer@logic.at>
17    
18            * R/reader.R (readXML): Readers can now set the document language
19            themselves.
20    
21    2012-01-14  Ingo Feinerer  <feinerer@logic.at>
22    
23            * R/source.R (XMLSource, getElem.XMLSource): Simplifications as
24            proposed by Milan Bouchet-Valat.
25    
26    2012-01-11  Ingo Feinerer  <feinerer@logic.at>
27    
28            * R/matrix.R (termFreq): Fix processing of user provided
29            stopwords. Reported by Bettina Grün.
30    
31    2011-12-23  Ingo Feinerer  <feinerer@logic.at>
32    
33            * R/matrix.R (termFreq): Fix invalid handling of
34            control$wordLengths[1]. Reported by Steven C. Bagley.
35    
36    2011-12-17  Ingo Feinerer  <feinerer@logic.at>
37    
38            * DESCRIPTION (Version): Prepare for CRAN Christmas release.
39    
40    2011-12-12  Ingo Feinerer  <feinerer@logic.at>
41    
42            * R/utils.R (map_IETF_Snowball): Map empty input to "porter".
43    
44    2011-12-07  Ingo Feinerer  <feinerer@logic.at>
45    
46            * R/transform.R (removePunctuation): Add option to preserve
47            intra-word dashes.
48    
49    2011-12-06  Ingo Feinerer  <feinerer@logic.at>
50    
51            * R/matrix.R (termFreq): Allow reordering of control option
52            processing.
53    
54    2011-11-17  Ingo Feinerer  <feinerer@logic.at>
55    
56            * R/reader.R (readPDF): Use tools:::pdf_info() instead of external
57            pdfinfo tool.
58    
59            * inst/stopwords/SMART.dat: Add SMART information retrieval system
60            stopwords (which are also used by the MC toolkit).
61    
62            * R/matrix (termFreq): Allow local option \code{bounds$local} to
63            restrict how often a term may appear in each document (generalizes
64            \code{minDocFreq}). Similarly the local option \code{wordLenghts}
65            for word length bounds (generalizes \code{minWordLength}).
66    
67            * R/matrix.R (TermDocumentMatrix.VCorpus): New global option
68            \code{bounds$global} for restricting how often a term is allowed
69            to appear in different documents.
70    
71            * R/matrix.R (TermDocumentMatrix.VCorpus): Distinguish between
72            local options delegated internally to termFreq() and global
73            options which are processed by the term-document matrix
74            constructor itself.
75    
76    2011-11-15  Ingo Feinerer  <feinerer@logic.at>
77    
78            * man/getTokenizers.Rd: Document getTokenizers().
79    
80            * man/tokenizer.Rd: Document MC_tokenizer() and scan_tokenizer().
81    
82    2011-11-04  Ingo Feinerer  <feinerer@logic.at>
83    
84            * man/matrix.Rd: Document as.TermDocumentMatrix.term_frequency.
85    
86            * man/combine.Rd: Document c.term_frequency().
87    
88    2011-10-11  Ingo Feinerer  <feinerer@logic.at>
89    
90            * R/meta.R (`meta<-.Corpus`): Assume that the replacement value
91            can be accessed via '[' and not '[['.
92    
93    2011-08-24  Ingo Feinerer  <feinerer@logic.at>
94    
95            * R/stopwords.R (stopwords): Raise an error if no stopwords are
96            available for requested language. Suggested by Derek M Jones.
97    
98    2011-05-27  Ingo Feinerer  <feinerer@logic.at>
99    
100            * R/weight.R (weightSMART): Implement Cosine and pivoted unique
101            normalization.
102    
103    2011-02-17  Ingo Feinerer  <feinerer@logic.at>
104    
105            * R/transform.R (stemDocument.PlainTextDocument): Use language
106            argument.
107    
108    2011-02-04  Ingo Feinerer  <feinerer@logic.at>
109    
110            * R/source.R: Store strings and connections instead of unevaluated
111            calls.
112    
113    2010-11-26  Ingo Feinerer  <feinerer@logic.at>
114    
115            * R/corpus.R (Corpus): Allow init and exit hooks for readers.
116    
117    2010-10-22  Ingo Feinerer  <feinerer@logic.at>
118    
119            * R/matrix.R (.TermDocumentMatrix): Make Weighting an attribute
120            (instead of a list element).
121    
122    2010-10-16  Ingo Feinerer  <feinerer@logic.at>
123    
124            * R/corpus.R (`[[.VCorpus`, `[[.PCorpus'): Access individual
125            documents by names (fallback to IDs if names are not set).
126    
127    2010-08-25  Ingo Feinerer  <feinerer@logic.at>
128    
129            * R/corpus.R (c.Corpus): When concatenating corpora, the argument
130            \code{recursive} now determines whether existing corpus meta data
131            is used.
132    
133    2010-08-06  Ingo Feinerer  <feinerer@logic.at>
134    
135            * R/transform.R: Removed convert_UTF_8(). Use enc2utf8() instead.
136    
137    2010-06-17  Ingo Feinerer  <feinerer@logic.at>
138    
139            * R/matrix.R (TermDocumentMatrix): If a dictionary is given do not
140            remove terms not occurring in the corpus anymore.
141    
142    2010-06-02  Ingo Feinerer  <feinerer@logic.at>
143    
144            * R/plot.R (Zipf_plot, Heaps_plot): Plotting functions for Zipf's
145            and Heaps' law.
146    
147    2010-05-18  Ingo Feinerer  <feinerer@logic.at>
148    
149            * R/corpus.R (Corpus, PCorpus): Use element names as IDs if
150            provided by a source.
151    
152    2010-04-09  Ingo Feinerer  <feinerer@logic.at>
153    
154            * R/source.R (.Source): Provide document names.
155    
156    2010-04-07  Ingo Feinerer  <feinerer@logic.at>
157    
158            * R/meta.R (`content_or_meta`): Utility function.
159    
160    2010-03-19  Ingo Feinerer  <feinerer@logic.at>
161    
162            * R/reader.R (readReut21578XML, readReut21578XMLasPlain): Extract
163            TOPICS, LEWISSPLIT, CGISPLIT, and OLDID meta tags.
164    
165    2010-03-03  Ingo Feinerer  <feinerer@logic.at>
166    
167            * R/weight.R (weightTfIdf): Added normalization option.
168    
169            * man/tm_tag_score.Rd: Add General Inquirer example for sentiment
170            analysis.
171    
172    2010-02-25  Ingo Feinerer  <feinerer@logic.at>
173    
174            * R/score.R (tm_tag_score): Compute a score from the number of
175            tags matching in a document.
176    
177    2010-02-18  Ingo Feinerer  <feinerer@logic.at>
178    
179            * R/complete.R (stemCompletion): New completion heuristics.
180    
181    2010-02-17  Ingo Feinerer  <feinerer@logic.at>
182    
183            * R/plot.R (plot.TermDocumentMatrix): Memory improvements.
184    
185    2010-02-06  Ingo Feinerer  <feinerer@logic.at>
186    
187            * DESCRIPTION (Depends): Depend on R (>= 2.10.0) to ensure that
188            setOldClass(c(..., "list")) works.
189    
190    2010-01-22  Ingo Feinerer  <feinerer@logic.at>
191    
192            * R/transform.R (stemDocument.character): In case input is a
193            simple character just delegate to the default Snowball stemmer.
194    
195    2010-01-15  Ingo Feinerer  <feinerer@logic.at>
196    
197            * R/reader.R (readReut21578XML, readRCV1): Extract more meta
198            data.
199    
200    2010-01-12  Ingo Feinerer  <feinerer@logic.at>
201    
202            * R/doc.R (`Content<-`): Be careful with names attribute.
203    
204    2010-01-07  Stefan Theussl  <stefan.theussl@wu.ac.at>
205    
206            * R/source.R (DirSource): Improved implementation especially when
207            handling many (> 1M) files.
208    
209    2009-12-22  Ingo Feinerer  <feinerer@logic.at>
210    
211            * R/source.R (getElem.URISource): Use encoding argument.
212    
213    2009-12-11  Ingo Feinerer  <feinerer@logic.at>
214    
215            * R/doc.R (setOldClass): Register S3 document classes to be
216            recognized by S4 methods.
217    
218    2009-11-25  Ingo Feinerer  <feinerer@logic.at>
219    
220            * R/matrix.R (termFreq): Add option to remove punctuation
221            characters.
222    
223    2009-11-19  Ingo Feinerer  <feinerer@logic.at>
224    
225            * R/matrix.R (c.TermDocumentMatrix): Added combine method for
226            merging multiple term-document matrices.
227    
228    2009-11-17  Ingo Feinerer  <feinerer@logic.at>
229    
230            * R/corpus.R (setOldClass): Register S3 corpus classes to be
231            recognized by S4 methods.
232    
233            * man/plot.Rd: Use \dontrun{} in \examples{} section in the hope
234            that CRAN Mac OS X builds do not fail any longer.
235    
236    2009-11-15  Ingo Feinerer  <feinerer@logic.at>
237    
238            * R/matrix.R (tokenize): Use scan(..., what = "character") instead
239            of RWeka:AlphabeticTokenizer() as default.
240    
241    2009-11-14  Ingo Feinerer  <feinerer@logic.at>
242    
243            * R/transform.R (removeWords.PlainTextDocument): Fix bug which
244            caused words at the beginning or the end of a line not to be removed. Do
245            not delete whitespace anymore.
246    
247    2009-11-12  Ingo Feinerer  <feinerer@logic.at>
248    
249            * R/source.R (DirSource): Default to working directory if no path
250            is specified.
251    
252    2009-11-11  Ingo Feinerer  <feinerer@logic.at>
253    
254            * R/source.R (DirSource): Stop on empty directories.
255    
256    2009-11-07  Ingo Feinerer  <feinerer@logic.at>
257    
258            * R/matrix.R (TermDocumentMatrix): Avoid prefixes originating from
259            named documents.
260    
261    2009-10-21  Ingo Feinerer  <feinerer@logic.at>
262    
263            * R/transform.R (removeWords): Improve regular expressions.
264    
265    2009-10-19  Ingo Feinerer  <feinerer@logic.at>
266    
267            * R/meta.R (DublinCore): Allow lower case tags.
268    
269    2009-10-09  Ingo Feinerer  <feinerer@logic.at>
270    
271            * R/source.R (GmaneSource, ReutersSource): Use xmlChildren(x)
272            instead of x$children.
273    
274    2009-09-15  Ingo Feinerer  <feinerer@logic.at>
275    
276            * R/preprocess.R (preprocessReut21578XML): Fix generated file names.
277    
278    2009-09-06  Ingo Feinerer  <feinerer@logic.at>
279    
280            * R/: Use S3 instead of S4 class system.
281    
282    2009-08-11  Ingo Feinerer  <feinerer@logic.at>
283    
284            * R/reader.R (readMail): Moved to tm.plugin.mail package.
285    
286    2009-07-04  Ingo Feinerer  <feinerer@logic.at>
287    
288            * R/reader.R (readNewsgroup): Rename to readMail as newsgroup
289            postings are basically e-mails with some extra headers.
290    
291    2009-07-03  Ingo Feinerer  <feinerer@logic.at>
292    
293            * R/transform.R: Move convertMboxEml, removeCitation,
294            removeMultipart, and removeSignature to the tm.plugin.mail package
295            since they are mainly utility functions (for handling e-mails) and
296            not very framework specific.
297    
298    2009-06-28  Ingo Feinerer  <feinerer@logic.at>
299    
300            * man/: Fix documentation.
301    
302    2009-06-26  Ingo Feinerer  <feinerer@logic.at>
303    
304            * R/reader.R (readReut21578XMLasPlain): New reader which returns a
305            plain text document instead of an XML document for texts of the
306            Reuters-21578 dataset.
307    
308            * R/sparse.R: Removed since the slam package is now available on
309            CRAN.
310    
311            * DESCRIPTION (Depends): Add slam package.
312    
313    2009-06-17  Ingo Feinerer  <feinerer@logic.at>
314    
315            * R/transform.R (stemDoc): Fix character(0) handling.
316    
317    2009-06-12  Ingo Feinerer  <feinerer@logic.at>
318    
319            * R/doc.R (show): Pretty print.
320    
321    2009-05-27  Ingo Feinerer  <feinerer@logic.at>
322    
323            * R/matrix.R (print.TermDocumentMatrix): Handle empty matrices
324            gracefully.
325    
326    2009-05-13  Ingo Feinerer  <feinerer@logic.at>
327    
328            * R/corpus.R: Make corpus virtual. Implement corpus with standard
329            and permanent storage semantics.
330    
331            * DESCRIPTION: New major release. A *lot* of improvements.
332    
333    2009-05-04   Ingo Feinerer <feinerer@logic.at>
334    
335            * NAMESPACE: Export some simple_triplet_matrix functions.
336    
337    2009-04-28   Ingo Feinerer <feinerer@logic.at>
338    
339            * R/weight.R: Adapt tf-idf to new matrix format.
340    
341    2009-04-27  Ingo Feinerer  <feinerer@logic.at>
342    
343            * R/matrix.R: Create two distinct classes for term-document and
344            document-term matrices.
345    
346    2009-04-26  Ingo Feinerer  <feinerer@logic.at>
347    
348            * R/termdocmatrix.R: No longer use Matrix package. This reduces
349            package start-up time significantly.
350    
351    2009-04-11  Ingo Feinerer  <feinerer@logic.at>
352    
353            * inst/doc/tm.Rnw: Fix code/documentation mismatch.
354    
355    2009-04-04  Ingo Feinerer  <feinerer@logic.at>
356    
357            * R/transform.R (tmReduce): Combine multiple maps into one
358            transformation.
359    
360    2009-04-03  Ingo Feinerer  <feinerer@logic.at>
361    
362            * R/weight.R: Remove weightLogical since it does not return a
363            dgCMatrix.
364    
365            * R/termdocmatrix.R: Removed TermDocMatrix. Use DocumentTermMatrix
366            or TermDocumentMatrix instead.
367    
368    2009-03-28  Ingo Feinerer  <feinerer@logic.at>
369    
370            * inst/doc/extensions.Rnw: Finished vignette.
371    
372    2009-03-27  Ingo Feinerer  <feinerer@logic.at>
373    
374            * R/termdocmatrix.R: Start to work on new TermDocumentMatrix and
375            DocumentTermMatrix representations.
376    
377    2009-03-23  Ingo Feinerer  <feinerer@logic.at>
378    
379            * R/reader.R (readXML): New reader for arbitrary XML files.
380    
381    2009-03-22  Ingo Feinerer  <feinerer@logic.at>
382    
383            * R/source.R (CSVSource): Defunct (use DataframeSource instead).
384            (XMLSource): New XMLSource class for arbitrary XML files.
385            (Source): New slot Vectorized.
386    
387    2009-03-21  Ingo Feinerer  <feinerer@logic.at>
388    
389            * R/reader.R (readTabular): Experimental reader for tabular data
390            structures which can be customized via user-defined mappings.
391    
392            * R/reader.R: Always use UTC time zone.
393    
394            * R/AAA.R (.onLoad): No longer try to start a MPI cluster.
395    
396    2009-03-20  Ingo Feinerer  <feinerer@logic.at>
397    
398            * R/reader.R (readDOC): Options can be passed over to antiword.
399    
400            * R/reader.R (readPDF): Options can be passed over to pdfinfo and
401            pdftotext.
402    
403    2009-03-10  Ingo Feinerer  <feinerer@logic.at>
404    
405            * R/source.R (DirSource): Add pattern and ignore.case arguments
406            which are internally passed over to list.files().
407    
408    2009-03-02  Ingo Feinerer  <feinerer@logic.at>
409    
410            * inst/doc/tm.Rnw: Suppress pointless loading message.
411    
412    2009-01-29  Ingo Feinerer  <feinerer@logic.at>
413    
414            * DESCRIPTION: Speed up package loading (via moving packages not
415            strictly necessary for normal operation to Suggests instead of
416            Depends).
417    
418    2009-01-08  Ingo Feinerer  <feinerer@logic.at>
419    
420            * R/reader.R (readNewsgroup): The date format is now configurable.
421    
422    2008-12-20  Ingo Feinerer  <feinerer@logic.at>
423    
424            * R/preprocess.R (convertMboxEml): Fix off-by-one error.
425    
426    2008-12-16  Ingo Feinerer  <feinerer@logic.at>
427    
428            * R/termdocmatrix.R (TermDocMatrix): Sort row indices.
429    
430    2008-12-06  Ingo Feinerer  <feinerer@logic.at>
431    
432            * R/source.R (DataframeSource): New source class for data frames.
433    
434            * R/source.R: Fixed non-standard call evaluation.
435    
436    2008-11-29  Ingo Feinerer  <feinerer@logic.at>
437    
438            * R/source.R (URISource): New source class for a single document.
439    
440    2008-11-27  Ingo Feinerer  <feinerer@logic.at>
441    
442            * R/source.R: Refactoring.
443    
444    2008-11-25  Ingo Feinerer  <feinerer@logic.at>
445    
446            * R/AAA.R (.onLoad, .Last): Use tryCatch() to handle misconfigured
447            Rmpi installations more gracefully.
448    
449    2008-11-08  Ingo Feinerer  <feinerer@logic.at>
450    
451            * R/source.R (Source): Add Length slot.
452    
453    2008-11-06  Ingo Feinerer  <feinerer@logic.at>
454    
455            * R/AAA.R: Unify duplicated .onLoad function.
456    
457    2008-11-03  Ingo Feinerer  <feinerer@logic.at>
458    
459            * DESCRIPTION (Suggests): Added Rmpi.
460    
461    2008-11-02  Ingo Feinerer  <feinerer@logic.at>
462    
463            * R/source.R (getElem): Fix 'no visible binding' warning.
464    
465            * man/WeightFunction.Rd: Fix signature.
466    
467    2008-08-03  Ingo Feinerer  <feinerer@logic.at>
468    
469            * R/weight.R: Introduce name abbreviations for weighting functions.
470    
471    2008-07-24  Ingo Feinerer  <feinerer@logic.at>
472    
473            * R/AAA.R (.onLoad, .Last): Start and stop MPI cluster.
474    
475            * R/cluster.R: Provide convenience functions for using a MPI
476            cluster.
477    
478            * R/termdocmatrix.R (TermDocMatrix): Use MPI cluster if
479            available.
480    
481            * R/textdoccol.R (tmIndex, tmFilter, tmMap): Use MPI cluster if
482            available.
483    
484    2008-07-17  Ingo Feinerer  <feinerer@logic.at>
485    
486            * R/textdoccol.R (lapply): Removed debug print out.
487    
488    2008-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
489    
490            * R/reader.R (readRCV1): Improved meta data extraction from
491            Reuters Corpus Volume 1 documents.
492    
493    2008-05-25  Ingo Feinerer  <h0125130@wu-wien.ac.at>
494    
495            * R/transform.R: Ensure that all mappings preserve multiline
496            structures.
497    
498    2008-05-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
499    
500            * R/filter.R: Every filter has now an attribute indicating whether
501            it sould be applied to document level (doclevel).
502    
503            * R/textdoccol.R (tmFilter): Set searchFullText as new default
504            filter.
505    
506    2008-04-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
507    
508            * R/transform.R (replacePatterns): Replaced removeWords by
509            replacePatterns. Suggested by Christian Buchta.
510    
511            * R/textdoccol.R (inspect): Improved formatting.
512    
513    2008-04-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
514    
515            * inst/CITATION: Updated JSS article information.
516    
517            * R/textdoccol.R (setAs): Added coerce method from list to
518            corpus.
519    
520            * R/meta.R (meta): Improved meta data handling.
521    
522    2008-03-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
523    
524            * R/textdoccol.R (materialize, tmMap): Improvements suggested by
525            Christian Buchta.
526    
527            * inst/CITATION: Added template to include JSS article reference.
528    
529    2008-03-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
530    
531            * R/textdoccol.R (tmMap): Introduced lazy mapping.
532    
533            * R/source.R: Added VectorSource.
534    
535    2008-02-23  Ingo Feinerer  <h0125130@wu-wien.ac.at>
536    
537            * man/: Language codes should be in ISO 639-1 format.
538    
539            * R/textdoccol.R (asPlain): Preserve local meta data.
540    
541    2008-01-31  Ingo Feinerer  <h0125130@wu-wien.ac.at>
542    
543            * R/textdoccol.R (writeCorpus): Function for writing a corpus
544            containing plain text documents to disk.
545    
546    2008-01-30  Ingo Feinerer  <h0125130@wu-wien.ac.at>
547    
548            * R/termdocmatrix.R (TermDocMatrix): Ensure that dimnames are
549            always set correctly.
550    
551            * R/textdoccol.R: Set load = TRUE as default for load on demand
552            since in most cases this is the wanted behaviour.
553    
554    2008-01-24  Ingo Feinerer  <h0125130@wu-wien.ac.at>
555    
556            * R/: Renamed TextDocCol to Corpus, and Corpus to Content.
557    
558            * DESCRIPTION: Updated Version to 0.3 due to core name changes.
559    
560    2008-01-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
561    
562            * R/meta.R (meta): New function for consistent access to meta data
563            of document collections, repositories, and texts.
564    
565    2008-01-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
566    
567            * R/: Better support for encodings.
568    
569    2008-01-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
570    
571            * R/textdoccol.R (TextDocCol): Fixed bug regarding default reader
572            selection when no reader argument is given.
573    
574    2008-01-05  Ingo Feinerer  <h0125130@wu-wien.ac.at>
575    
576            * R/source.R (CSVSource): Now uses read.csv instead of scan
577            internally.
578    
579    2008-01-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
580    
581            * R/reader.R (getReaders): Returns available reader functions.
582    
583            * R/termdocmatrix.R (TermDocMatrix): Set new modular constructor
584            as default.
585    
586    2007-12-02  Ingo Feinerer  <h0125130@wu-wien.ac.at>
587    
588            * R/stopwords.R (stopwords): Shortened code, removed codetools
589            variable warnings.
590    
591            * man/: Documentation for showMeta, added an example for tmMap.
592    
593            * inst/doc/tm.Rnw: Updated vignette, comments on MS word reader,
594            some minor typos fixed.
595    
596    2007-12-01  Ingo Feinerer  <h0125130@wu-wien.ac.at>
597    
598            * R/aobjects.R (showMeta): Added method for pretty printing a
599            text document's meta data.
600    
601    2007-11-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
602    
603            * R/textdoccol.R (TextDocCol): Better handling of empty
604            arguments.
605    
606            * NAMESPACE: Exported readDOC.
607    
608            * man/completeStems.Rd: Added an example.
609    
610    2007-11-18  Ingo Feinerer  <h0125130@wu-wien.ac.at>
611    
612            * R/stopwords.R (stopwords): Look up .dat files at every
613            call. Allows users to modify stopword .dat files interactively.
614    
615    2007-11-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
616    
617            * R/termdocmatrix.R (termFreq): Correct processing of empty
618            documents.
619    
620    2007-10-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
621    
622            * man/: Updated documentation.
623    
624    2007-10-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
625    
626            * R/complete.R (completeStems): Completes (heuristically) word
627            stems.
628    
629            * R/termdocmatrix.R (TermDocMatrix2): New modular
630            constructor.
631    
632            * NAMESPACE: Exported termFreq.
633    
634    2007-10-16  Ingo Feinerer  <h0125130@wu-wien.ac.at>
635    
636            * R/reader.R (readDOC): Added MS Word reader (using antiword).
637    
638    2007-10-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
639    
640            * R/weight.R: Weighting functions for TermDocMatrix.
641    
642    2007-10-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
643    
644            * R/termdocmatrix.R (dimnames, colnames, rownames): Wrapper
645            functions for accessing dimension, column, and row names.
646    
647            * R/plot.R (plot.TermDocMatrix): Plot correlations between terms.
648    
649    2007-09-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
650    
651            * man/removePunctuation.Rd: Added documentation. Function also exported to NAMESPACE.
652    
653    2007-08-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
654    
655            * R/fungen.R: Use S4 class for function generators instead of S3 attributes.
656    
657    2007-07-29  Ingo Feinerer  <h0125130@wu-wien.ac.at>
658    
659            * R/reader.R (readPDF): Removed manual checks for pdftotext and
660            pdfinfo. The system call gives a warning anyway.
661    
662    2007-07-28  Ingo Feinerer  <h0125130@wu-wien.ac.at>
663    
664            * R/textdoccol.R (asPlain): Conversion from
665            StructuredTextDocuments to PlainTextDocuments.
666    
667    2007-07-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
668    
669            * R/termdocmatrix.R: Added convenience methods ("[", nrow, ncol)
670            for accessing term-document matrices.
671    
672            * inst/doc/tm.Rnw: readPDF is only called if pdftotext and pdfinfo
673            are installed.
674    
675    2007-07-17  Ingo Feinerer  <h0125130@wu-wien.ac.at>
676    
677            * R/termdocmatrix.R (TermDocMatrix): Improved efficiency. Kudos to
678            Christian Buchta.
679    
680    2007-07-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
681    
682            * inst/doc/tm.Rnw: Update vignette (readPDF, readHTML, preprocessReut21578XML).
683    
684    2007-07-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
685    
686            * R/reader.R (readHTML): Added very simple HTML reader to obtain StructuredTextDocuments.
687    
688            * R/reader.R (readPDF): Added PDF reader.
689    
690    2007-07-13  Ingo Feinerer  <h0125130@wu-wien.ac.at>
691    
692            * DESCRIPTION: Moved proxy from Depends to Imports to avoid name clashes.
693    
694            * inst/stopwords/english.dat: Added the term "yes" to stopwords.
695    
696            * R/termdocmatrix.R (dim): dim function for TermDocMatrix.
697    
698            * R/preprocess.R (convertMboxEml): Accepts gzipped mboxes.
699    
700    2007-07-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
701    
702            * R/distmeasure.R (dissimilarity): Replaced dists call from
703            package cba by new dist call from package proxy.
704    
705    2007-07-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
706    
707            * inst/doc/tm.Rnw: Described removeSparseTerms and Dictionary.
708    
709    2007-06-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
710    
711            * R/termdocmatrix.R: require() uses the quietly option to suppress
712            loading messages.
713    
714    2007-06-12  Ingo Feinerer  <h0125130@wu-wien.ac.at>
715    
716            * R/dictionary.R: Added dictionary support.
717    
718    2007-06-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
719    
720            * R/aobjects.R: Added classes for Reuters21578 XML and RCV1
721            documents. This simplifies some functions, e.g., asPlain.
722    
723    2007-06-06  Ingo Feinerer  <h0125130@wu-wien.ac.at>
724    
725            * inst/doc/tm.Rnw: Fixed some typos in vignette.
726    
727    2007-06-03  Ingo Feinerer  <h0125130@wu-wien.ac.at>
728    
729            * R/textdoccol.R (replaceWords): Added method to replace a set of
730            words by a single word. Useful for synonyms.
731    
732    2007-05-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
733    
734            * man/TermDocMatrix.Rd: Fixed documentation on Data slot.
735    
736    2007-05-19  Ingo Feinerer  <h0125130@wu-wien.ac.at>
737    
738            * R/termdocmatrix.R (textvector): Small fix for dealing with empty
739            vectors. Thanks to Ariel Maguyon for his error report.
740            (removeSparseTerms): New function to remove columns from a
741            term-document matrix exceeding a sparse factor.
742    
743    2007-05-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
744    
745            * man/tmUpdate.Rd: Corrected documentation on readerControl parameter.
746    
747    2007-05-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
748    
749            * man/sFilter.Rd: Corrected documentation on statement format (use
750            '==' instead of '=').
751    
752    2007-05-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
753    
754            * R/aobjects.R (StructuredTextDocument): Inherits from
755            TextDocument.
756    
757    2007-05-04  Ingo Feinerer  <h0125130@wu-wien.ac.at>
758    
759            * R/termdocmatrix.R (findFreqTerms): Perform efficient computation
760            on sparse matrices as proposed by Martin Maechler.
761    
762    2007-04-27  Ingo Feinerer  <h0125130@wu-wien.ac.at>
763    
764            * R/textdoccol.R: Removed \code{dbDisconnect} calls since last
765            \pkg{filehash} version makes them deprecated.
766    
767    2007-04-22  Ingo Feinerer  <h0125130@wu-wien.ac.at>
768    
769            * R/termdocmatrix.R (textvector): Stemming is now performed before
770            erasing stopwords.
771            (weightMatrix): Adapted to handle sparse matrices.
772            (TermDocMatrix): Sparse matrix is now efficiently built by
773            direct stepwise insertion of row values into it.
774    
775    2007-04-21  Ingo Feinerer  <h0125130@wu-wien.ac.at>
776    
777            * DESCRIPTION: Replaced \pkg{filehashSQLite} with \pkg{filehash}
778            due to ongoing problems. For our purposes the latter is as useful
779            as the replaced package.
780    
781    2007-04-20  Ingo Feinerer  <h0125130@wu-wien.ac.at>
782    
783            * man/TextDocCol.Rd: Replaced \code{readPlain} with \code{object@DefaultReader}.
784    
785            * man/TermDocMatrix.Rd: Remove deprecated \code{language} argument.
786    
787    2007-04-15  Ingo Feinerer  <h0125130@wu-wien.ac.at>
788    
789            * R/resolve.R (resolveISOCode): Added ISO 639-1 codes for
790            languages with available stopwords.
791    
792    2007-04-14  Ingo Feinerer  <h0125130@wu-wien.ac.at>
793    
794            * inst/doc/tm.Rnw: Minor corrections in the vignette.
795    
796    2007-04-11  Ingo Feinerer  <h0125130@wu-wien.ac.at>
797    
798            * DESCRIPTION: Update to version 0.2, since a lot of new features
799            have been integrated.
800    
801            * inst/stopwords: Updated existing stopwords and added stopwords
802            for various other languages.
803    
804    2007-04-10  Ingo Feinerer  <h0125130@wu-wien.ac.at>
805    
806            * man/: Updated documentation.
807    
808            * Work/testDb.R: Script to test database stuff.
809    
810            * R/: Fixed various database related bugs. Seems to be rather
811            useable now, i.e., consider as alpha status for now.
812    
813    2007-04-08  Ingo Feinerer  <h0125130@wu-wien.ac.at>
814    
815            * R/: Fixed some bugs related to database support.
816    
817  2007-04-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>  2007-04-07  Ingo Feinerer  <h0125130@wu-wien.ac.at>
818    
819          * man/: Added a lot of examples to the manuals.          * man/: Added a lot of examples to the manuals.

Legend:
Removed from v.726  
changed lines
  Added in v.1194

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