Created
April 30, 2021 12:39
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DatasauRus as the noisy data
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| library(datasauRus) | |
| library(data.table) | |
| library(ragg) | |
| library(ggplot2) | |
| dsd <- datasaurus_dozen | |
| setDT(dsd) | |
| dsd <- dsd[dataset%in%c('star','dino','away', 'circle')] | |
| dsd[,z:=rnorm(.N, sd = 0.4)] | |
| dsd[,y_new:=0.2*x+z+y, by = dataset] | |
| res = 320 | |
| ragg::agg_png('dsd_1.png', res = res, width = 4*res, height = 4*res) | |
| ggplot(dsd, aes(x = x, y = y_new))+facet_wrap(~dataset)+geom_point()+labs(y = 'y', x = 'x')+theme(strip.text = element_blank()) | |
| dev.off() | |
| ragg::agg_png('dsd_2.png', res = res, width = 4*res, height = 4*res) | |
| ggplot(dsd, aes(x = x, y = y_new-y))+facet_wrap(~dataset)+geom_point()+labs(y = 'y after removing confounds', x = 'x')+theme(strip.text = element_blank()) | |
| dev.off() |
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