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Revision 1445 - (view) (download) (annotate) - [select for diffs]
Modified Sun Oct 9 09:30:58 2016 UTC (2 years, 4 months ago) by feinerer
File length: 5197 byte(s)
Diff to previous 1306
Speed up termFreq(), general cleanup

- Avoid parallel::mclapply()
- Use custom .table()
- Use rep.int(), rep_len() and lengths()
- Fix typos
- Shorten overlong lines
- Consistent formatting

Revision 1306 - (view) (download) (annotate) - [select for diffs]
Modified Tue Mar 25 08:37:05 2014 UTC (4 years, 11 months ago) by feinerer
File length: 5175 byte(s)
Diff to previous 1275
Improve writeCorpus, use lower case in internal data structures

Revision 1275 - (view) (download) (annotate) - [select for diffs]
Modified Sun Jan 5 12:28:16 2014 UTC (5 years, 1 month ago) by feinerer
File length: 5175 byte(s)
Diff to previous 1191
Some more sanity checks

Revision 1191 - (view) (download) (annotate) - [select for diffs]
Modified Wed Oct 3 17:31:39 2012 UTC (6 years, 4 months ago) by feinerer
File length: 5086 byte(s)
Diff to previous 1142
Gracefully handle empty columns and rows in weighting functions

Revision 1142 - (view) (download) (annotate) - [select for diffs]
Modified Tue Aug 30 10:16:29 2011 UTC (7 years, 5 months ago) by feinerer
File length: 4753 byte(s)
Diff to previous 1141
Documentation for weighting schemata in SMART notation

Revision 1141 - (view) (download) (annotate) - [select for diffs]
Modified Sun Aug 28 06:01:52 2011 UTC (7 years, 5 months ago) by khornik
File length: 4773 byte(s)
Diff to previous 1138
Finally provide some variant of pivoted unique.

Revision 1138 - (view) (download) (annotate) - [select for diffs]
Modified Wed Aug 17 07:27:04 2011 UTC (7 years, 6 months ago) by khornik
File length: 4462 byte(s)
Diff to previous 1136
Improvements to SMART weighting.

Revision 1136 - (view) (download) (annotate) - [select for diffs]
Modified Fri May 27 11:50:39 2011 UTC (7 years, 9 months ago) by feinerer
File length: 3987 byte(s)
Diff to previous 1132
Improve SMART weighting (still buggy)

Revision 1132 - (view) (download) (annotate) - [select for diffs]
Modified Thu Apr 14 11:37:00 2011 UTC (7 years, 10 months ago) by feinerer
File length: 3811 byte(s)
Diff to previous 1108
Set Weighting attributes for weightTf()

Revision 1108 - (view) (download) (annotate) - [select for diffs]
Modified Fri Oct 22 18:32:47 2010 UTC (8 years, 4 months ago) by feinerer
File length: 3728 byte(s)
Diff to previous 1063
Change Weighting from list element to attribute, access documents by name

Revision 1063 - (view) (download) (annotate) - [select for diffs]
Modified Fri Apr 9 10:36:39 2010 UTC (8 years, 10 months ago) by feinerer
File length: 3674 byte(s)
Diff to previous 1060
Sources can now provide document names

Revision 1060 - (view) (download) (annotate) - [select for diffs]
Modified Tue Mar 16 19:12:42 2010 UTC (8 years, 11 months ago) by feinerer
File length: 3655 byte(s)
Diff to previous 1057
Some improvements for weightSMART(). Still buggy and incomplete.

Revision 1057 - (view) (download) (annotate) - [select for diffs]
Modified Mon Mar 15 17:00:39 2010 UTC (8 years, 11 months ago) by feinerer
File length: 2947 byte(s)
Diff to previous 1056
Fix.

Revision 1056 - (view) (download) (annotate) - [select for diffs]
Modified Mon Mar 15 16:08:20 2010 UTC (8 years, 11 months ago) by feinerer
File length: 2943 byte(s)
Diff to previous 1055
Fix.

Revision 1055 - (view) (download) (annotate) - [select for diffs]
Modified Mon Mar 15 15:55:02 2010 UTC (8 years, 11 months ago) by feinerer
File length: 2890 byte(s)
Diff to previous 1051
First attempt for weightings using SMART notation.

Revision 1051 - (view) (download) (annotate) - [select for diffs]
Modified Wed Mar 3 17:50:10 2010 UTC (8 years, 11 months ago) by feinerer
File length: 1293 byte(s)
Diff to previous 1030
Add option to normalize tf-idf weightings.

Revision 1030 - (view) (download) (annotate) - [select for diffs]
Modified Tue Jan 5 17:38:58 2010 UTC (9 years, 1 month ago) by dmeyer
File length: 814 byte(s)
Diff to previous 1018
rowSums -> row_sums due to change in slam


Revision 1018 - (view) (download) (annotate) - [select for diffs]
Modified Sun Nov 15 15:53:49 2009 UTC (9 years, 3 months ago) by feinerer
File length: 813 byte(s)
Diff to previous 985
Fix bug in removeWords(). Refactoring of term-document matrix constructor. Clean up of defunct functions.

Revision 985 - (view) (download) (annotate) - [select for diffs]
Modified Thu Aug 27 18:09:05 2009 UTC (9 years, 5 months ago) by feinerer
File length: 689 byte(s)
Diff to previous 970
Use S3 instead of S4 class system.

Revision 970 - (view) (download) (annotate) - [select for diffs]
Modified Tue Jun 30 10:51:04 2009 UTC (9 years, 7 months ago) by feinerer
File length: 1064 byte(s)
Diff to previous 968
Update documentation.

Revision 968 - (view) (download) (annotate) - [select for diffs]
Modified Tue Jun 30 07:08:54 2009 UTC (9 years, 7 months ago) by feinerer
File length: 1062 byte(s)
Diff to previous 942
Remove internal tm functions provided by slam.

Revision 942 - (view) (download) (annotate) - [select for diffs]
Modified Tue Apr 28 11:02:24 2009 UTC (9 years, 9 months ago) by feinerer
File length: 1557 byte(s)
Diff to previous 938
Adapt tf-idf to new matrix format.

Revision 938 - (view) (download) (annotate) - [select for diffs]
Modified Sat Apr 25 19:05:50 2009 UTC (9 years, 10 months ago) by feinerer
File length: 1068 byte(s)
Diff to previous 924
Get rid of Matrix package dependency.

Revision 924 - (view) (download) (annotate) - [select for diffs]
Modified Fri Apr 3 15:41:48 2009 UTC (9 years, 10 months ago) by feinerer
File length: 954 byte(s)
Diff to previous 918
Improve weighting functions.

Revision 918 - (view) (download) (annotate) - [select for diffs]
Modified Fri Mar 27 13:45:36 2009 UTC (9 years, 11 months ago) by feinerer
File length: 980 byte(s)
Diff to previous 885
Start to work on new TermDocumentMatrix and DocumentTermMatrix representations.

Revision 885 - (view) (download) (annotate) - [select for diffs]
Modified Thu Jan 29 09:34:44 2009 UTC (10 years ago) by stefan7th
File length: 985 byte(s)
Diff to previous 884
moved package to /pkg

Revision 884 - (view) (download) (annotate) - [select for diffs]
Modified Wed Jan 28 10:24:27 2009 UTC (10 years ago) by stefan7th
Original Path: pkg/tm/R/weight.R
File length: 985 byte(s)
Diff to previous 865
R-Forge transition completed

Revision 865 - (view) (download) (annotate) - [select for diffs]
Modified Sun Aug 3 13:20:22 2008 UTC (10 years, 6 months ago) by feinerer
Original Path: trunk/tm/R/weight.R
File length: 985 byte(s)
Diff to previous 788
Introduce name abbreviations for weighting functions.

Revision 788 - (view) (download) (annotate) - [select for diffs]
Added Sun Oct 14 12:16:26 2007 UTC (11 years, 4 months ago) by feinerer
Original Path: trunk/tm/R/weight.R
File length: 846 byte(s)
Weighting functions for TermDocMatrix.

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