1. ggplot2
@dichika
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2. @dichika
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3. R ?
ggplot2
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4. ggplot2
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5. …
http://had.co.nz/ggplot2/
ggplot2
Tsukuba.R
http://www.slideshare.net/syou6162/tsukuba
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7. ggplot2
R
base
lattice
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8. ggplot2
1. ggplot
2.geom
3.stat
4.opts
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9. mtcars
11 32
(mpg) (wt)
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10. 1. ggplot()
ggplot(data=mtcars, aes(x=wt, y=mpg))
data
aes aesthetic
…
x,y
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11. 2.geom
ggplot()
geom_point()
ggplot ' '
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12. ggplot(data=mtcars,
aes(x=wt, y=mpg))
+geom_point()
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13. ggplot(data=mtcars,
aes(x=wt, y=mpg))
+geom_point(aes(colour=c
yl))
+stat_smooth(method=”lm
”)
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14. 3.stat
…
stat_smooth(method=”lm”)
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15. +stat_smooth(method=”lm
”)
95
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16. 4.opts, labs
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17. +labs(x=”xlabel”,
y=”ylabel”,
colour=”legend”)
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18. +opts(plot.title=”Motor
Trend Car Road Tests”)
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19. facet, scale, coord
facet
scale
coord (
)
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20. qplot
qplot
quick plot
qplot(mtcars, wt, mpeg, geom”point”)
ggplot() layer
qplot
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21. ggplot2
→ (geom_contour)
2 y 2
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22. twitter
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