Description Usage Arguments Details Value Note Author(s) References Examples
View source: R/Z2_check_BRICseq_data.r
Check BRIC-seq dataset
1 | BridgeRDatasetChecker(InputFile, group, hour, InforColumn = 4, OutputFile = "BridgeR_2_Relative_RPKM_distribution")
|
InputFile |
Vector |
group |
Vector(string) |
hour |
Vector(number) |
InforColumn |
Integer |
OutputFile |
fig files |
Check BRIC-seq dataset
fig files
2015-11-05
Naoto Imamachi
https://github.com/Naoto-Imamachi/BRIC-seq_data_analysis/tree/master/BridgeR
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##-- ==> Define data, use random,
##-- or do help(data=index) for the standard data sets.
#inputfile <- "BridgeR_1_Relative_expression_dataset.txt"
#outputfile <- "BridgeR_2_Relative_RPKM_distribution"
#group <- c("Control","knockdown1","knockdown2")
#hour <- c(0,1,2,4,8,12)
#BridgeRDatasetChecker(InputFile=inputfile, OutputFile=outputfile, group=group, hour=hour)
## The function is currently defined as
function (InputFile, group, hour, InforColumn = 4, OutputFile = "BridgeR_2_Relative_RPKM_distribution")
{
time_points <- length(hour)
input_file <- fread(InputFile, header = T)
sample_size <- length(group)
test_data <- NULL
if (sample_size == 1) {
test_data <- input_file[T00_1 == 1, ]
}
else if (sample_size == 2) {
test_data <- input_file[T00_1 == 1 & T00_2 == 1, ]
}
else if (sample_size == 3) {
test_data <- input_file[T00_1 == 1 & T00_2 == 1 & T00_3 ==
1, ]
}
else if (sample_size == 4) {
test_data <- input_file[T00_1 == 1 & T00_2 == 1 & T00_3 ==
1 & T00_4 == 1, ]
}
merge_fig_data <- NULL
merge_fig_percentile_data <- NULL
for (a in 1:sample_size) {
infor_st <- 1 + (a - 1) * (time_points + InforColumn)
infor_ed <- (InforColumn) * a + (a - 1) * time_points
exp_st <- infor_ed + 1
exp_ed <- infor_ed + time_points
hour_label <- NULL
for (x in hour) {
if (x == 0) {
next
}
label <- x
if (x < 10) {
label <- paste("0", x, sep = "")
}
hour_label <- append(hour_label, paste(label, "hr_",
group[a], sep = ""))
}
exp_st <- exp_st + 1
exp_data <- test_data[, exp_st:exp_ed, with = F]
exp_percentile_data <- NULL
time_points_for_fig <- time_points - 1
for (x in 1:time_points_for_fig) {
q_data <- test_q(log10(exp_data[[x]]), hour_label[x])
if (x == 1) {
exp_percentile_data <- q_data
}
else {
exp_percentile_data <- rbind(exp_percentile_data,
q_data)
}
}
exp_data <- t(exp_data)
exp_data <- factor(exp_data)
exp_data <- as.numeric(as.character(exp_data))
exp_data <- log10(exp_data)
gene_number <- length(test_data[[1]])
label_data <- rep(hour_label, gene_number)
fig_data <- data.frame(exp = exp_data, label = factor(label_data))
if (a == 1) {
merge_fig_data <- fig_data
merge_fig_percentile_data <- exp_percentile_data
}
else {
merge_fig_data <- rbind(merge_fig_data, fig_data)
merge_fig_percentile_data <- rbind(merge_fig_percentile_data,
exp_percentile_data)
}
fig_name <- paste(OutputFile, "_Boxplot_", group[a],
".png", sep = "")
fig_width <- 150 * (time_points - 1)
png(filename = fig_name, width = fig_width, height = 1200)
p <- ggplot()
p <- p + layer(data = fig_data, mapping = aes(x = label,
y = exp), geom = "boxplot")
p <- p + ylim(-2, 2)
plot(p)
dev.off()
plot.new()
fig_name <- paste(OutputFile, "_Density_", group[a],
".png", sep = "")
png(filename = fig_name, width = 1300, height = 1000)
p <- ggplot()
p <- p + layer(data = fig_data, mapping = aes(x = exp,
colour = label), geom = "line", stat = "density",
size = 1.2)
p <- p + xlim(-2, 2) + ylim(0, 7)
plot(p)
dev.off()
plot.new()
fig_name <- paste(OutputFile, "_Point_", group[a], ".png",
sep = "")
fig_width <- 120 * (time_points - 1)
png(filename = fig_name, width = fig_width, height = 1200)
p <- ggplot()
p <- p + layer(data = exp_percentile_data, mapping = aes(x = name,
y = q, colour = factor(factor)), geom = "point",
size = 5, shape = 19)
p <- p + xlab("") + ylab("Relative RPKM (Time0 = 1)")
p <- p + ylim(-1.5, 1.5)
plot(p)
dev.off()
plot.new()
}
fig_name <- NULL
for (a in 1:sample_size) {
if (a == 1) {
fig_name <- paste(OutputFile, "_Boxplot_", group[a],
sep = "")
}
else {
fig_name <- paste(fig_name, "_", group[a], sep = "")
}
}
fig_name <- paste(fig_name, ".png", sep = "")
fig_width <- 150 * (time_points - 1) * sample_size
png(filename = fig_name, width = fig_width, height = 1200)
merge_fig_data$label <- factor(merge_fig_data$label, levels = sort(unique(as.character(merge_fig_data$label))))
p <- ggplot()
p <- p + layer(data = merge_fig_data, mapping = aes(x = label,
y = exp), geom = "boxplot")
p <- p + ylim(-2, 2)
plot(p)
dev.off()
plot.new()
fig_name <- NULL
for (a in 1:sample_size) {
if (a == 1) {
fig_name <- paste(OutputFile, "_Point_", group[a],
sep = "")
}
else {
fig_name <- paste(fig_name, "_", group[a], sep = "")
}
}
fig_name <- paste(fig_name, ".png", sep = "")
fig_width <- 110 * (time_points - 1) * sample_size
png(filename = fig_name, width = fig_width, height = 1200)
merge_fig_percentile_data$name <- factor(merge_fig_percentile_data$name,
levels = sort(unique(as.character(merge_fig_percentile_data$name))))
p <- ggplot()
p <- p + layer(data = merge_fig_percentile_data, mapping = aes(x = name,
y = q, colour = factor(factor)), geom = "point", size = 5,
shape = 19)
p <- p + xlab("") + ylab("Relative RPKM (Time0 = 1)")
p <- p + ylim(-1.5, 1.5)
plot(p)
dev.off()
plot.new()
}
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