I am interested in tracking my users\' pageviews on my site. Being that traffic is expanding very quickly, I am worr开发者_StackOverflow中文版ied about robots, etc, and I also want to be able to use t
I have a file with timestamps for hits on a system. How can 开发者_如何转开发I feed this into the RRDtool database (or other similar solution), so that I can plot a time graph?Use an ABSOLUTE type dat
I want do fit some sort of multi-variate time series model using R. Here is a sample of my data: uccibcicpigdpdum1 dum2 dum3dx
I have set of value in float (always less than 0). Which I want to bin into histogram, i,e. each bar in histogram contain range of value [0,0.150)
I\'m looking for an objective-c library or just the functions that can handle calculating the Wilson Sco开发者_JAVA技巧re Interval explained here:
I\'m trying to generate GOFrame objects to generate a gene ontology mapping in R for unsupported organisms (see http://www.bioconductor.org/packages/release/bioc/vignettes/GOstats/inst/doc/GOstatsForU
I haven\'t really used variance calculation that much, and I don\'t know quite what to expect. Actually I\'m not too good with math at all.
I\'ve been trying to find an answer to this for months (to be used in a machine learning application), it doesn\'t seem like it should be a terribly hard problem, but I\'m a software engineer, and mat
Here is a fun one:I need to generate random x/y pairs that are correlated at a given value of Pearson product moment correlation coefficient, or Pearson r.You can imagine this as two arrays, array X a
Is there any way to randomly generate a set of positive numbers such that they have a desired mean and standard deviation?
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