statistics

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vectorising the application of mle2 models

I have written a model that I am fitting to data using ML via the mle2 package. However, I have a large data frame of samples and I would like to fit the model to each replicate, and then retrieve all[详细]

2023-03-28 11:03 分类：问答
Need to access IIS stats via ajax

Can anyone recommend software that would allow me to query IIS logs for specific information via ajax? I have a site that allows members to create开发者_高级运维 pages, and I want to show them stats f[详细]

2023-03-28 00:50 分类：问答
weight data with R Part II

Given is the following data frame: structure(list(UH6401 = c(1,开发者_如何学Go 1, 0, 0, 0, 1, 1, 0, 1, 0, 1, 1,[详细]

2023-03-27 15:45 分类：问答
Recursive formula for skewness in F#

I am trying to make a skewness function in F# using Knuth\'s re开发者_如何学JAVAcursive formula, based on the formula for the variance in Jon Harrop\'s F# for scientists.[详细]

2023-03-27 15:30 分类：问答
See how many times my free iPhone app has been downloaded

Is there a way I can see how many times my iPhone app has been downloaded? I\'ve found on this forum you can see it under Sales and Trends, but there is no daily report to be found.[详细]

2023-03-27 14:09 分类：问答
f# - Recursive formula for kurtosis

I am now adapting my formula for skewness to make a kurtosis function in F#. Unfortunately it is again return incorrect results.[详细]

2023-03-27 11:37 分类：问答
Rails request statistics gem?

I\'m looking for a rails plugin to show request statistics (# of sql queries, time, etc) on e开发者_开发知识库ach request while in development mode. Something like http://getglimpse.com/ would be grea[详细]

2023-03-27 11:17 分类：问答
Computing cross-correlation function?

In R, I am using ccf or acf to compute the pair-wise cross-correl开发者_如何转开发ation function so that I can find out which shift gives me the maximum value. From the looks of it, R gives me a norma[详细]

2023-03-27 04:13 分类：问答
How can I identify which factor group a value belongs to?

I\'m using the cut function to split my data into groups using the max/min range. here is an example of the code that I am using:[详细]

2023-03-26 19:48 分类：问答
Finding Sum of Branch Lengths in a Phylo / Phylo4 object in R

The problem I am working on right now requires that, given a phylogenetic tree object in R and a particular tip of that tree, I need to find the sum of all the branch lengths up to that tip. Finding t[详细]

2023-03-26 16:07 分类：问答