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### R code from vignette source 'ClassImage/ClassImage.Stex'
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### code chunk number 1: ClassImage.Stex:9-30
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options(width=65, digits = 3, str = strOptions(strict.width = "cut"))
#pkg <- search()[2]
#while (search()[2] != if(.Platform$GUI == "AQUA") "tools:RGUI" else "package:stats") {
##detach(pos = match(pkg, search()))
#spkg <- strsplit( pkg, ":" )[[1]][2]
#if (packageHasNamespace(spkg, .libPaths()[1]) )
#unloadNamespace(spkg ) else detach(pos = match(pkg, search()))
# pkg <- search()[2]
#}
rm(list = ls())
gc()
library(MPDiR)
library(lattice)
ltheme <- canonical.theme("pdf", color = FALSE) ## in-built B&W theme
ltheme$strip.background$bg <- "grey85" ## change strip bg
lattice.options(default.theme = ltheme) ## set as default
formals(deparse)$width.cutoff <- 50L
assignInNamespace("deparse", deparse, "base")
rm(deparse)
library(cacheSweave)
setCacheDir("ClassImage/")
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### code chunk number 2: ClassImage.Stex:54-89
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opar <- par(mfrow = c(2, 2))
N <- 32
Stimulus <- matrix(0.5, N, N)
N2 <- N/2
Align <- as.matrix(rbind(expand.grid(N2 - 1:5, (N2-1):(N2-1)),
expand.grid(N2 + 1:5, (N2-1):(N2-1))))
Stimulus[Align] <- 0
image(seq(N), seq(N), Stimulus, axes = FALSE,
col = grey(c(0.35, 0.5)),
xlab = "", ylab = "", asp = 1,
main = "Offset Absent", cex.main = 1.75)
Stimulus <- matrix(0.5, N, N)
NonAlign <-as.matrix(rbind(expand.grid(N2 - 1:5, (N2-1):(N2-1)),
expand.grid(N2 + 1:5, N2:N2)))
Stimulus[NonAlign] <- 0
image(seq(N), seq(N), Stimulus, axes = FALSE,
col = grey(c(0.35, 0.5)),
xlab = "", ylab = "", asp = 1,
main = "Offset Present", cex.main = 1.75)
Stimulus <- matrix(runif(N^2, 0.4, 0.6), N, N)
Stimulus[Align] <- Stimulus[Align] - 0.0975
image(seq(N), seq(N), Stimulus, axes = FALSE,
xlab = "", ylab = "", asp = 1,
col = grey(seq(0.3, 0.7, len = 256)),
main = "Offset Absent\nin Uniform Noise", cex.main = 1.75)
Stimulus <- matrix(runif(N^2, 0.4, 0.6), N, N)
Stimulus[NonAlign] <- Stimulus[Align] - 0.0975
image(seq(N), seq(N), Stimulus, axes = FALSE,
xlab = "", ylab = "", asp = 1,
col = grey(seq(0.3, 0.7, len = 256)),
main = "Offset Present\nin Uniform Noise", cex.main = 1.75)
par(opar)
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### code chunk number 3: ClassImage.Stex:183-193
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N <- 32
w <- 0.65
Contrast <- 0.7
x <- seq(-3, 3, len = N)
Trials <- 10000
Signal <- dnorm(x, sd = w)
Template <- Signal * cos(2 * pi * x * w)
Stimulus <- matrix(Noise <- rnorm(N * Trials), N, Trials) +
cbind(matrix(rep(Contrast * Signal, Trials/2), 32),
matrix(0, 32, Trials/2))
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### code chunk number 4: ClassImage.Stex:213-223
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opar <- par(mfrow = c(1, 1))
plot(x, rowMeans(Stimulus[, 1:(Trials/2)]),
type = "p", ylim = c(-0.25, 0.45), cex = 1.5,
xlab = "Physical Dimension", ylab = "Average Noise Modulation")
abline(0, 0, col = "grey", lwd = 2)
points(x, rowMeans(Stimulus[, -(1:(Trials/2))]),
cex = 1.5, pch = 2)
lines(x, Contrast * Signal, lwd = 2)
lines(x, Contrast * Template, lty = 2, lwd = 2)
par(opar)
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### code chunk number 5: ClassImage.Stex:248-257 (eval = FALSE)
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## plot(x, rowMeans(Stimulus[, 1:(Trials/2)]),
## type = "p", ylim = c(-0.25, 0.45), cex = 1.5,
## xlab = "Physical Dimension",
## ylab = "Average Stimulus Modulation")
## abline(0, 0, col = "grey", lwd = 2)
## points(x, rowMeans(Stimulus[, -(1:(Trials/2))]),
## cex = 1.5, pch = 2)
## lines(x, Contrast * Signal, lwd = 2)
## lines(x, Contrast * Template, lty = 2, lwd = 2)
###################################################
### code chunk number 6: ClassImage.Stex:262-266
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DecisionVariable <- drop(Template %*% Stimulus > 0)
Classification <- factor(4 - (rep(c(1, 0), each = Trials/2) +
2 * DecisionVariable), levels = 1:4,
labels = c("Hit", "FA", "Miss", "CR"))
###################################################
### code chunk number 7: ClassImage.Stex:278-287 (eval = FALSE)
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## ExpNoise <- matrix(Noise, N, Trials)
## CompImages <- aggregate(t(ExpNoise),
## list(Classification), mean)[, -1]
## matplot(as.matrix(t(CompImages)), type = "l",
## lwd = 2, col = "black", ylim = c(-0.5, 0.5),
## xlab = "Physical Stimulus",
## ylab = "Average Noise Modulation")
## legend(2.5, 0.5, legend = c("H", "FA", "M", "CR"),
## lty = 1:4, cex = 1.2, bty = "n")
###################################################
### code chunk number 8: ClassImage.Stex:307-309 (eval = FALSE)
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## CIWTS <- c(1, 1, -1, -1)
## SimClassIm <-crossprod(CIWTS, as.matrix(CompImages))
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### code chunk number 9: ClassImage.Stex:318-335
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opar <- par(mfrow= c(1, 2))
ExpNoise <- matrix(Noise, N, Trials)
CompImages <- aggregate(t(ExpNoise), list(Classification), mean)[, -1]
matplot(as.matrix(t(CompImages)), type = "l",
lwd = 2, col = "black", ylim = c(-0.5, 0.5),
xlab = "Physical Stimulus", ylab = "Average Noise Modulation")
legend(1, 0.5, legend = c("H", "FA", "M", "CR"), lty = 1:4, cex = 1.2,
bty = "n")
mtext("a", 3, at = 0, adj = 0, cex = 2, line = 1)
SimClassIm <-crossprod(as.matrix(CompImages), c(1, 1, -1, -1))
plot(x, SimClassIm, cex = 1.75,
xlab = "Physical Stimulus",
ylab = "")
lines(x, 4 * Contrast * Signal, lwd = 2)
lines(x, 4 * Contrast * Template, lty = 2, lwd = 2)
mtext("b", 3, at = -3, adj = 0, cex = 2, line = 1)
par(opar)
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### code chunk number 10: ClassImage.Stex:390-396
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idObs <- matrix(0.5, 24, 14)
uppos <- as.matrix(expand.grid(14:19, 8:8))
downpos <- as.matrix(expand.grid(14:19, 7:7))
idObs[uppos] <- 0
idObs[downpos] <- 1
image(idObs, col = grey(c(0, 0.7, 1)), axes = FALSE)
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### code chunk number 11: ClassImage.Stex:428-430
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f <- c(0.7, 1, 0.7)
f %o% f
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### code chunk number 12: ClassImage.Stex:538-557
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opar <- par(mfrow = c(1, 2))
x <- seq(1:32) * 20/1000
f <- 0.5 * dnorm(x, 0.32, 0.16) * sin(2 * pi *2 * x/0.64)
plot(c(0, x, 0.66) ,c(0, f, 0), type = "h",
xlab = "Time (s)",
ylab = "Relative Luminance Modulation",
cex.lab = 1.35)
points(x, rep(1.1, length(x)), pch = 16, cex = 1.4,
col = grey((f - min(f))/diff(range(f))))
mtext("a", 3, 1, at = 0, cex = 2)
f <- runif(32, -0.3, 0.3) + 0.1 * f
plot(c(0, x, 0.66) ,c(0, f, 0), type = "h",
xlab = "Time (s)",
ylab = "",#Relative Luminance Modulation",
cex.lab = 1.35)
points(x, rep(max(f), length(x)), pch = 16, cex = 1.4,
col = grey((f - min(f))/diff(range(f))))
mtext("b", 3, 1, at = 0, cex = 2)
par(opar)
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### code chunk number 13: ClassImage.Stex:590-593
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data(Gabor)
GaborClsIm.clim <- drop(with(Gabor, tapply(N, list(time, resp),
mean)) %*% c(1, 1, -1, -1))
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### code chunk number 14: ClassImage.Stex:606-607
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Gabor.lm1 <- lm(N ~ time/resp - 1, Gabor)
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### code chunk number 15: ClassImage.Stex:622-624
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GaborClsIm.lm1 <- crossprod(matrix(coef(Gabor.lm1), nrow = 4, byrow = TRUE),
c(0, 1, -1, -1))
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### code chunk number 16: ClassImage.Stex:643-654
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TrueSignal <- with(Gabor, dnorm(unique(Time), mean = 0.32,
sd = 0.16) * sin(2 * pi * unique(Time)/0.32))
TrueSignal <- TrueSignal * coef(lm(GaborClsIm.clim ~ TrueSignal - 1))
plot(unique(Gabor$Time), GaborClsIm.clim,
ylim = c(-0.1, 0.05), xlab = "TIme (s)",
ylab = "Relative Luminance Modulation",
cex = 1.5
)
lines(unique(Gabor$Time), GaborClsIm.lm1, lwd = 2)
lines(unique(Gabor$Time), TrueSignal, col = rgb(0.7, 0.7, 0.7, 0.5), lwd = 5)
abline(0, 0, lty = 2)
###################################################
### code chunk number 17: ClassImage.Stex:668-669 (eval = FALSE)
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## lm(N ~ time:resp - 1, Gabor)
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### code chunk number 18: ClassImage.Stex:679-682 (eval = FALSE)
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## library(gmodels)
## lm(N ~ time:resp - 1, Gabor,
## contrasts = list(resp = make.contrasts(c(1, 1, -1, -1))))
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### code chunk number 19: ClassImage.Stex:701-703 (eval = FALSE)
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## Gabor.lm0 <- update(Gabor.lm1, . ~ . - time:resp)
## anova(Gabor.lm0, Gabor.lm1)
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### code chunk number 20: ClassImage.Stex:705-707
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Gabor.lm0 <- update(Gabor.lm1, . ~ . - time:resp)
print(anova(Gabor.lm0, Gabor.lm1), signif.stars = FALSE)
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### code chunk number 21: ClassImage.Stex:715-716 (eval = FALSE)
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## drop1(Gabor.lm1, test = "F")
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### code chunk number 22: ClassImage.Stex:718-719
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print(drop1(Gabor.lm1, test = "F"), signif.stars = FALSE)
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### code chunk number 23: ClassImage.Stex:780-785
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Resp <- factor(unclass(Gabor$resp) < 3, labels = 0:1)[seq(1, nrow(Gabor), 32)]
Stim <- factor(unclass(Gabor$resp) %% 2, labels = 0:1)[seq(1, nrow(Gabor), 32)]
Gabor.wide <- data.frame(matrix(Gabor$N, ncol = 32, byrow = TRUE))
names(Gabor.wide) <- paste("t", 1:32, sep = "")
Gabor.wide <- cbind(Resp, Stim, Gabor.wide)
###################################################
### code chunk number 24: ClassImage.Stex:788-791
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GaborClsIm.glm1 <- glm(Resp ~ Stim/. - 1,
family = binomial(link = "probit"),
data = Gabor.wide)
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### code chunk number 25: ClassImage.Stex:807-818 (eval = FALSE)
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## ClsIm <- coef(GaborClsIm.glm1)[seq(4, 66, 2)]
## plot(unique(Gabor$Time), ClsIm,
## xlab = "TIme (s)", pch = 16, col = "black",
## ylab = "Classification Image Weights",
## cex = 1.5, ylim = c(-2, 1.5)
## )
## se <- summary(GaborClsIm.glm1)$coefficients[seq(4, 66, 2), 2]
## polygon(c(unique(Gabor$Time), rev(unique(Gabor$Time))),
## c(ClsIm + se, rev(ClsIm - se)),
## col = rgb(0.25, 0.25, 0.25, 0.25))
## abline(0, 0, lty = 3)
###################################################
### code chunk number 26: ClassImage.Stex:831-840
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TmpStim <- with(Gabor, matrix(N, nrow = 32))
FTmpStim <- apply(TmpStim, 2, fft)
FTmpStim <- Mod(FTmpStim)
f.mat <- data.frame(t(FTmpStim))
names(f.mat) <- paste("f", 1:32, sep = "")
f.mat <- cbind(Resp, f.mat)
GaborFreqIm.glm <- glm(Resp ~ Stim/. - 1,
family = binomial(link = "probit"),
data = f.mat)
###################################################
### code chunk number 27: ClassImage.Stex:844-900
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opar <- par(mfrow = c(2, 2))
AClsIm <- coef(GaborClsIm.glm1)[seq(3, 66, 2)]
plot(unique(Gabor$Time),AClsIm,
xlab = "TIme (s)", pch = 16, col = "black",
ylab = "Classification Image Weights",
cex = 1.5, ylim = c(-2, 1.5),
main = "Signal Absent", cex.lab = 1.5, cex.main = 2
)
Ase <- summary(GaborClsIm.glm1)$coefficients[seq(3, 66, 2), 2]
polygon(c(unique(Gabor$Time), rev(unique(Gabor$Time))),
c(AClsIm + Ase, rev(AClsIm - Ase)), border = NA,
col = rgb(0.25, 0.25, 0.25, 0.25))
abline(0, 0, lty = 3, lwd = 2)
mtext("a", 3, at = 0, adj = 0, cex = 2, line = 1)
PClsIm <- coef(GaborClsIm.glm1)[seq(4, 66, 2)]
plot(unique(Gabor$Time),PClsIm,
xlab = "TIme (s)", pch = 16, col = "black",
ylab = "",
cex = 1.5, ylim = c(-2, 1.5),
main = "Signal Present", cex.lab = 1.5, cex.main = 2
)
Pse <- summary(GaborClsIm.glm1)$coefficients[seq(4, 66, 2), 2]
polygon(c(unique(Gabor$Time), rev(unique(Gabor$Time))),
c(PClsIm + Pse, rev(PClsIm - Pse)), border = NA,
col = rgb(0.25, 0.25, 0.25, 0.25))
abline(0, 0, lty = 3, lwd = 2)
mtext("b", 3, at = 0, adj = 0, cex = 2, line = 1)
AbsFreqIm <- coef(GaborFreqIm.glm)[seq(3, 36, 2)]
TF <- (0:16)/(32 * 0.02)
plot(TF, AbsFreqIm,
pch = 16, col = "black",
xlab = "Temporal Frequency (Hz)",
ylab = "Classification Image Weights",
cex = 1.5, ylim = c(-0.2, 1), cex.lab = 1.5
)
AFse <- summary(GaborFreqIm.glm)$coefficients[seq(3, 36, 2), 2]
polygon(c(TF, rev(unique(TF))),
c(AbsFreqIm + AFse, rev(AbsFreqIm - AFse)), border = NA,
col = rgb(0.25, 0.25, 0.25, 0.25))
abline(0, 0, lty = 3, lwd = 2)
mtext("c", 3, at = 0, adj = 0, cex = 2, line = 1)
PresFreqIm <- coef(GaborFreqIm.glm)[seq(4, 36, 2)]
TF <- (0:16)/(32 * 0.02)
plot(TF, PresFreqIm,
pch = 16, col = "black",
xlab = "Temporal Frequency (Hz)",
ylab = "",
cex = 1.5, ylim = c(-0.2, 1), cex.lab = 1.5
)
PFse <- summary(GaborFreqIm.glm)$coefficients[seq(4, 36, 2), 2]
polygon(c(TF, rev(unique(TF))),
c(PresFreqIm + PFse, rev(PresFreqIm - PFse)), border = NA,
col = rgb(0.25, 0.25, 0.25, 0.25))
abline(0, 0, lty = 3, lwd = 2)
mtext("d", 3, at = 0, adj = 0, cex = 2, line = 1)
par(opar)
###################################################
### code chunk number 28: ClassImage.Stex:955-964 (eval = FALSE)
###################################################
## TmpStim <- with(Gabor, matrix(N, nrow = 32))
## FTmpStim <- apply(TmpStim, 2, fft)
## FTmpStim <- Mod(FTmpStim)
## f.mat <- data.frame(t(FTmpStim))
## names(f.mat) <- paste("f", 1:32, sep = "")
## f.mat <- cbind(Resp, f.mat)
## GaborFreqIm.glm <- glm(Resp ~ Stim/. - 1,
## family = binomial(link = "probit"),
## data = f.mat)
###################################################
### code chunk number 29: ClassImage.Stex:1061-1068
###################################################
library(mgcv)
Gabor$Stim <- factor(with(Gabor, unclass(resp) %% 2))
Gabor$Resp <- factor(with(Gabor, unclass(resp) < 3),
labels = c("0", "1"))
Imat <- model.matrix(~Stim:N - 1, data = Gabor)
Gabor$by1 <- Imat[, 1]
Gabor$by2 <- Imat[, 2]
###################################################
### code chunk number 30: ClassImage.Stex:1080-1083
###################################################
Gab.gam <- gam(Resp ~ s(Time, bs = "ts", k = 25, by = by1) +
s(Time, bs = "ts", k = 25, by = by2),
family = binomial("probit"), data = Gabor)
###################################################
### code chunk number 31: ClassImage.Stex:1126-1127
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summary(Gab.gam)
###################################################
### code chunk number 32: ClassImage.Stex:1163-1183
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nd <- data.frame(Time = unique(Gabor$Time),
N = rep(1, 32),
by1 = rep(0, 32),
by2 = rep(1, 32)
)
opar <- par(mfrow = c(1, 2))
plot(Gab.gam, rug = FALSE, select = 1, shade = TRUE,
n = 50, xlab = "Time (s)" , main = "Signal Absent",
cex.lab = 1.5, cex.main = 2)
abline(0, 0, lty = 2)
mtext("a", 3, at = 0, adj = 0, cex = 2, line = 1)
plot(Gab.gam, rug = FALSE, select = 2, shade = TRUE,
n = 50, xlab = "Time (s)" , main = "Signal Present",
cex.lab = 1.5, cex.main = 2)
lines(unique(Gabor$Time),
coef(lm(predict(Gab.gam, newdata = nd) ~ TrueSignal - 1)) * TrueSignal,
lwd = 3, col = "black", lty = 2)
abline(0, 0, lty = 2)
mtext("b", 3, at = 0, adj = 0, cex = 2, line = 1)
par(opar)
###################################################
### code chunk number 33: ClassImage.Stex:1222-1227
###################################################
Gab.gam2 <- gam(Resp ~ s(Time, bs = "ts", by = by1, k = 25) +
s(Time, bs = "ts", by = by2, k = 25) +
s(Time, bs = "ts", by = by1^2, k = 25) +
s(Time, bs = "ts", by = by2^2, k = 25),
family = binomial("probit"), data = Gabor)
###################################################
### code chunk number 34: ClassImage.Stex:1234-1235
###################################################
anova(Gab.gam, Gab.gam2, test = "Chisq")
###################################################
### code chunk number 35: ClassImage.Stex:1254-1269
###################################################
PA <- c("Absent, ", "Present, ")
Ord <- c("1", "2")
Suf <- c("st", "nd")
sh <- c(0, 0, 7.25, -10.5)
opar <- par(mfrow = c(2, 2))
for (ix in 1:4){
pix <- PA[2 - ix %% 2]
oix <- Ord[2 - (ix < 3)]
six <- Suf[2 - (ix < 3)]
plot(Gab.gam2, rug = FALSE, shade = TRUE,
main = bquote(paste("Signal ", .(pix), .(oix)^{.(six)}, " order smooth")),
select = ix, shift = sh[ix], ylim = c(-1.75, 1.75) - sh[ix], cex.main = 1)
abline(0, 0, lty = 2)
}
par(opar)
###################################################
### code chunk number 36: ClassImage.Stex:1391-1417 (eval = FALSE)
###################################################
## Trials <- c(100, 500, 1000, 5000, 10000)
## NumSims <- 100
## glc <- glm.control(maxit = 1000)
##
## err <- lapply(Trials, function(NumTrials){
## Noise <- array(rnorm(N * NumTrials * NumSims),
## c(N, NumTrials, NumSims))
## Stimulus <- Noise + rep(cbind(matrix(rep(Contrast * Signal,
## NumTrials/2), nrow = N),
## matrix(0, N, NumTrials/2)), NumSims)
## resp <- apply(Stimulus, 3, function(x, t) crossprod(x, t),
## t = Template) > 0
## Stim <- factor(rep(c(1, 0), each = NumTrials/2))
## sapply(seq(dim(resp)[2]), function(x, y, z) {
## Respdf <- data.frame(resp = factor(y[, x],
## labels = c(0, 1)),
## N = t(z[, , x]))
## CI.glm <- glm(resp ~ Stim/. - 1, binomial("probit"),
## Respdf, control = glc)
## CI <- coef(CI.glm)[seq(4, 2 + 2 * N, 2)] +
## coef(CI.glm)[seq(3, 2 + 2 * N, 2)]
## res <- var(Template - coef(lm(Template ~ CI - 1)) * CI)
## res
## }, y = resp, z = Noise)
## })
## names(err) <- Trials
###################################################
### code chunk number 37: ClassImage.Stex:1422-1447
###################################################
load("~/projets/svn/mpdir/Book/examples/ClassIm/GLMvsLM.Rdata")
err.q <- lapply(err, function(x){
apply(x, 1, quantile, c(0.025, 0.5, 0.975))
}
)
Trials <- c(100, 500, 1000, 5000, 10000)
load("~/Documents/articles/KMClglm/GAMres.Rdata")
plot(Trials, sapply(err.GAM, median), log = "xy",
type = "b", ylim = c(5e-7, 5e-2), xlim = c(75, 15000),
ylab = "Residual Variance", cex = 1.75, lwd = 2,
cex.lab = 1.375, pch = 24, col = "black", bg = "white")
abline(h=10^seq(-6, -2), col = "grey")
qq <- sapply(err.GAM, quantile, c(0.025, 0.975))
#polygon(c(Trials, rev(Trials)), c(qq[1, ], rev(qq[2, ])),
# border = "white", col = rgb(0.5, 0.5, 0.5, 0.25) )
lines(Trials, sapply(err.q, function(x) x[2, 1]), lwd = 2)
lines(Trials, sapply(err.q, function(x) x[2, 2]), lwd = 2)
points(Trials, sapply(err.q, function(x) x[2, 1]), cex = 1.5,
pch = 21, col = "black", bg = "white")
points(Trials, sapply(err.q, function(x) x[2, 2]), cex = 1.5,
pch = 16, col = "black")
points(Trials, sapply(err.GAM, median), col = "black", bg = "white", pch = 24, cex = 1.5)
rect(100, 1e-6, 500, 1e-4, col = "white", border = "white")
legend(100, 1.5e-4, c("LM", "GLM", "GAM"), pch = c(21, 21, 24),
col = rep("black", 3), pt.bg = c("black", "white", "white"), bty = "n", cex = 1.75)
###################################################
### code chunk number 38: ClassImage.Stex:1471-1525
###################################################
opar <- par(mfrow = c(1, 2))
load("~/Documents/articles/KMClglm/KMClglm/GAM500.Rdata")
load("~/projets/svn/mpdir/Book/examples/ClassIm/IntNoise500.Rdata")
errIN.q <- lapply(errIN, function(x){
apply(x, 1, quantile, c(0.025, 0.5, 0.975))
}
)
IntNoise <- c(0.001, 0.005, 0.01, 0.05, 0.1, 0.5, 1, 2)
plot(IntNoise, sapply(err.GAM500, median), log = "xy",
type = "b", ylim = c(1e-5, 0.1), xlim = c(0.0005, 5),
ylab = "Residual Variance", cex = 1.75, lwd = 2,
xlab = expression(paste("Internal Noise (", sigma, ")")),
cex.lab = 1.375, main = "500 Trials", cex.main = 2,
pch = 24, col = "black", bg = "white")
abline(h=10^seq(-5, -1), col = "grey")
qq <- sapply(err.GAM500, quantile, c(0.025, 0.975))
#polygon(c(IntNoise, rev(IntNoise)), c(qq[1, ], rev(qq[2, ])),
# border = "white", col = rgb(0.5, 0.5, 0.5, 0.25) )
lines(IntNoise, sapply(errIN.q, function(x) x[2, 1]), lwd = 2)
lines(IntNoise, sapply(errIN.q, function(x) x[2, 2]), lwd = 2)
points(IntNoise, sapply(errIN.q, function(x) x[2, 2]), pch = 16,
col = "black", cex = 1.75)
points(IntNoise, sapply(errIN.q, function(x) x[2, 1]), pch = 21,
col = "black", cex = 1.75, bg = "white")
points(IntNoise, sapply(err.GAM500, median), cex = 1.75,
pch = 24, col = "black", bg = "white")
mtext("a", 3, 1, at = 0.001, cex = 2)
load("~/Documents/articles/KMClglm/err5000.Rdata")
load("~/projets/svn/mpdir/Book/examples/ClassIm/IntNoise.Rdata")
errIN.q <- lapply(errIN, function(x){
apply(x, 1, quantile, c(0.025, 0.5, 0.975))
}
)
plot(IntNoise, sapply(err.GAM5000, median), , log = "xy",
type = "b", ylim = c(1e-5, 0.1), xlim = c(0.0005, 5),
ylab = "Residual Variance", cex = 1.75, lwd = 2,
xlab = expression(paste("Internal Noise (", sigma, ")")),
cex.lab = 1.375, main = "5000 Trials", cex.main = 2,
pch = 24, col = "black", bg = "white")
abline(h=10^seq(-5, -1), col = "grey")
qq <- sapply(err.GAM5000, quantile, c(0.025, 0.975))
#polygon(c(IntNoise, rev(IntNoise)), c(qq[1, ], rev(qq[2, ])),
# border = "white", col = rgb(0.5, 0.5, 0.5, 0.25) )
lines(IntNoise, sapply(errIN.q, function(x) x[2, 1]), lwd = 2)
lines(IntNoise, sapply(errIN.q, function(x) x[2, 2]), lwd = 2)
points(IntNoise, sapply(errIN.q, function(x) x[2, 2]), pch = 16,
col = "black", cex = 1.75)
points(IntNoise, sapply(errIN.q, function(x) x[2, 1]), pch = 21,
col = "black", cex = 1.75, bg = "white")
points(IntNoise, sapply(err.GAM5000, median), cex = 1.75,
pch = 24, col = "black", bg = "white")
mtext("b", 3, 1, at = 0.001, cex = 2)
par(opar)
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