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Dear all. In recent, i try to extract the taxon age from a phylogeny tree(time-calibrated) and get the divergence time of each species, but i searched many websites and can not found a function...
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Dear all. Recently, i tried to transform a vector of data into normal distribution. I saw some researchers use z transform to normalize data, is there any R function can complete this...
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Dear all I am working on calculating the species range size by using two different methods, number of grid-cells(the extent of occupany) and minimum convex polygon ( the extent of occurence). Now...
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Dear all Recently, i try to calculate the species geographical range size by uisng species corrdinates. I already know how make the minimum convex polygons for each species, but i have no idea...
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Dear all I try to do a simultaneous autoregressive (SAR) models to take the spatial correlation into account (Kissling & Carl, 2008). I already selected the best combinations of weight list...
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