grid(SpherWave)
grid()所属R语言包:SpherWave
Generation of Grid
生成网格
译者:生物统计家园网 机器人LoveR
描述----------Description----------
produces grid points by G\"ottlemann's method, modified G\"ottlemann's method or standard method.
网格点由G \“ottlemann的方法,修饰的G \”ottlemann的方法或标准方法。
用法----------Usage----------
modreggrid(l) # for modified G\"{o}ttlemann's regular grid
modredgrid(l) # for modified G\"{o}ttlemann's reduced grid
gotreggrid(l) # for G\"{o}ttlemann's regular grid
gotredgrid(l) # for G\"{o}ttlemann's reduced grid
reggrid(l) # for standard regular grid
redgrid(l) # for standard reduced grid
参数----------Arguments----------
参数:l
levels
水平
Details
详细信息----------Details----------
This function generates the grid points on globe.
这个函数生成的网格点上的地球仪。
值----------Value----------
<table summary="R valueblock"> <tr valign="top"><td>grid</td> <td> grid points</td></tr> </table>
<table summary="R valueblock"> <tr valign="top"> <TD>grid </ TD> <TD>网格点</ TD> </ TR> </ TABLE>
参考文献----------References----------
Oh, H-S. (1999) Spherical wavelets and their statistical analysis with applications to meteorological data. Ph.D. Thesis, Department of Statistics, Texas A\&M University, College Station.
实例----------Examples----------
rec.reg <- reggrid(3)$grid
rec.red <- redgrid(3)$grid
mod.reg <- modreggrid(3)$grid
mod.red <- modredgrid(3)$grid
got.reg <- gotreggrid(2)$grid
got.red <- gotredgrid(2)$grid
par(mfrow = c(3, 2), mar = c(2.1, 4.1, 4.1, 1.1))
world()
points(rec.reg[, 2], rec.reg[, 1], cex = 0.7)
title(main = "(a)")
world()
points(rec.red[, 2], rec.red[, 1], cex = 0.7)
title(main="(b)")
world()
points(mod.reg[, 2], mod.reg[, 1], cex = 0.7)
title(main = "(c)")
world()
points(mod.red[, 2], mod.red[, 1], cex = 0.7)
title(main = "(d)")
world()
points(got.reg[, 2], got.reg[, 1], cex = 0.7)
title(main = "(e)")
world()
points(got.red[, 2], got.red[, 1], cex = 0.7)
title(main = "(f)")
转载请注明:出自 生物统计家园网(http://www.biostatistic.net)。
注:
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