BugTrack-R備忘録/6
等高線を引く
- 投稿者: みゅ
- カテゴリ: なし
- 優先度: 普通
- 状態: 完了
- 日時: 2008年07月08日 09時39分35秒
内容
パッケージ【lattice】のcontourplot関数
デモ
library(lattice) require(stats) attach(environmental) ozo.m <- loess((ozone^(1/3)) ~ wind * temperature * radiation, parametric = c("radiation", "wind"), span = 1, degree = 2) w.marginal <- seq(min(wind), max(wind), length = 50) t.marginal <- seq(min(temperature), max(temperature), length = 50) r.marginal <- seq(min(radiation), max(radiation), length = 4) wtr.marginal <- list(wind = w.marginal, temperature = t.marginal, radiation = r.marginal) grid <- expand.grid(wtr.marginal) grid[, "fit"] <- c(predict(ozo.m, grid)) contourplot(fit ~ wind * temperature | radiation, data = grid, cuts = 10, region = TRUE, xlab = "Wind Speed (mph)", ylab = "Temperature (F)", main = "Cube Root Ozone (cube root ppb)") detach()
R備忘録 /状態空間モデリング/donlp2/その他のメモ