search for: idenfi

Displaying 3 results from an estimated 3 matches for "idenfi".

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2008 Apr 06
1
Scrambling objects ID's for users
Hello. I would to replace a standard records idenfiers - 1,2,3,50043,43242 etc by a something like guid. I would like to use it everywhere - in assocations, etc, because i don''t wont to user estimate my database size by simple reading ids. Whats the solution? Is somewhere a rails plugin (i use rails 2.0.2)? I have problem with standard appr...
2005 Nov 07
1
repeated values, nlme, correlation structures
Dear listers, As an exercise, I am trying to fit a logistic model with nlme. Blue tit pulli (youngs) were weighted occasionnally (for field reasons) along time in 17 nestboxes. Individuals where not idenfied but their age was known. This means that for a given age several measurements were done but individuals could not be identified from a time to the other. This makes repeated values for a given age group in each nestbox. The aim is to get an acceptable growth curve (weight against age). As fa...
2012 Nov 27
4
Order function
I have a set of data with 2 columns: time, size. There are 20 sets of data. The data is looking at whether the size of a seed affects the time it takes to germinate. How do I then create a numerical variable called 'order' with values 1 to 20 in order to plot a graph or order against time? -- View this message in context: http://r.789695.n4.nabble.com/Order-function-tp4651022.html