This function calculates the dimension of the grid which should be used for a species richness estimation.
此函数计算的网格的尺寸应用于一个物种丰富度估计。
用法----------Usage----------
getDimension(dataset.all.species, resolution=1)
参数----------Arguments----------
参数:dataset.all.species
A dataset containing all observed species with their ID (named: speciesID) and the longitude (named: long) and latitude (named: lat) of their occurence location.
数据集包含了所有观察到的物种他们的ID(名为:speciesID)的,其发生“位置的经度(命名为:长)和纬度(名为:纬度)。
参数:resolution
The resolution of the grid in (geographical) degree.
决议中的网格(区域)学位。
Details
详细信息----------Details----------
This function calculates the dimension of the grid which should be used for a species richness estimation on a given database of species occurence locations.
此函数计算物种丰富度估计的物种发生“的位置上的给定的数据库应使用的网格尺寸。
值----------Value----------
The dimension which is needed to create a grid used for a species richness estimation on a given database
这是需要的物种丰富度估计在给定的数据库创建一个网格的尺寸
(作者)----------Author(s)----------
Maximilian Lange, Sven Lautenbach
实例----------Examples----------
##load data[#加载数据]
data(dataset.all.species)
#extract dimension out of the database[提取尺寸从数据库中取出]
dimension <- getDimension(dataset.all.species, resolution=1)
print(dimension)