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Cluster analysis in R: determine the optimal number of clusters
...inity propagation (AP) clustering, see http://dx.doi.org/10.1126/science.1136800
library(apcluster)
d.apclus <- apcluster(negDistMat(r=2), d)
cat("affinity propogation optimal number of clusters:", length(d.apclus@clusters), "\n")
# 4
heatmap(d.apclus)
plot(d.apclus, d)
Six. Gap Statistic f...
Viewing all `git diffs` with vimdiff
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344
git config --global diff.tool vimdiff
git config --global difftool.prompt false
git config --g...
Setting a timeout for socket operations
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answered Feb 11 '11 at 13:54
aioobeaioobe
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What's to stop malicious code from spoofing the “Origin” header to exploit CORS?
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How do you use Mongoose without defining a schema?
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answered Sep 12 '12 at 13:21
Jonathan P. DiazJonathan P. Diaz
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redis-py : What's the difference between StrictRedis() and Redis()?
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143
This seems pretty clear:
redis-py exposes two client classes that implement these commands
The...
Overload with different return type in Java?
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answered Mar 13 '10 at 19:51
Alexander GesslerAlexander Gessler
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How can I convert a DOM element to a jQuery element?
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Remove non-utf8 characters from string
...iple-byte sequences 1110xxxx 10xxxxxx * 2
| [\xF0-\xF7][\x80-\xBF]{3} # quadruple-byte sequence 11110xxx 10xxxxxx * 3
){1,100} # ...one or more times
)
| . # anything else
/x
END;
preg_replace($regex, '$1', $text);
It searches...
How to print full stack trace in exception?
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