Nothing
## ----setup, include=FALSE, echo=TRUE, message=FALSE---------------------------
# library(plotly)
#library(manhattanly)
library(knitr)
options(rmarkdown.html_vignette.check_title = FALSE)
knitr::opts_chunk$set(echo = TRUE,
eval=TRUE,
tidy = FALSE,
cache = FALSE,
warning = FALSE,
message = FALSE,
dpi = 60)
#comment = "#>")
#knitr::opts_knit$set(eval.after = 'fig.cap')
## ---- message=TRUE, eval=TRUE-------------------------------------------------
# load the manhattanly library
library(manhattanly)
set.seed(12345)
HapMap.subset <- subset(HapMap, CHR %in% 4:7)
# for highlighting SNPs of interest
significantSNP <- sample(HapMap.subset$SNP, 20)
head(HapMap.subset)
dim(HapMap.subset)
## ---- eval=FALSE--------------------------------------------------------------
# manhattanly(HapMap.subset, snp = "SNP", gene = "GENE")
## ---- eval=FALSE--------------------------------------------------------------
# qqly(HapMap.subset, snp = "SNP", gene = "GENE")
## ---- eval=FALSE--------------------------------------------------------------
# volcanoly(HapMap.subset, snp = "SNP", gene = "GENE", effect_size = "EFFECTSIZE")
## ---- eval=FALSE--------------------------------------------------------------
# manhattanly(HapMap.subset, snp = "SNP", gene = "GENE", highlight = significantSNP)
## ---- eval = FALSE------------------------------------------------------------
# manhattanly(HapMap.subset, snp = "SNP", gene = "GENE",
# annotation1 = "DISTANCE", annotation2 = "EFFECTSIZE",
# highlight = significantSNP)
## ---- eval=FALSE--------------------------------------------------------------
# library(magrittr)
#
# p <- manhattanly(HapMap.subset, snp = "SNP", gene = "GENE",
# annotation1 = "DISTANCE", annotation2 = "EFFECTSIZE",
# highlight = significantSNP)
#
# # get the x and y coordinates from the pre-processed data
# plotData <- manhattanr(HapMap.subset, snp = "SNP", gene = "GENE")[["data"]]
#
# # annotate the smallest p-value
# annotate <- plotData[which.min(plotData$P),]
#
# # x and y coordinates of SNP with smallest p-value
# xc <- annotate$pos
# yc <- annotate$logp
#
# p %>% plotly::layout(annotations = list(
# list(x = xc, y = yc,
# text = paste0(annotate$SNP,"<br>","GENE: ",annotate$GENE),
# font = list(family = "serif", size = 10))))
#
## ---- eval=FALSE, echo=TRUE---------------------------------------------------
# Sys.setenv("plotly_username"="your_plotly_username")
# Sys.setenv("plotly_api_key"="your_api_key")
## ---- eval=FALSE--------------------------------------------------------------
# library(plotly)
# # p is the interactive manhattan plot we saved earlier
# plotly::api_create(p, filename = "r-docs/manhattan", world_readable=TRUE)
## -----------------------------------------------------------------------------
# create an object of class `manhattanr`
manhattanrObject <- manhattanr(HapMap)
# whats in there
str(manhattanrObject)
# the data used for plotting is a data.frame
# this data.frame can be used with any graphics function such as in base R
# you do not need to use plotly
head(manhattanrObject[["data"]])
is.data.frame(manhattanrObject[["data"]])
## ---- eval=FALSE--------------------------------------------------------------
# manhattanly(manhattanrObject)
## -----------------------------------------------------------------------------
# create an object of class `manhattanr`
manhattanrObject <- manhattanr(HapMap, snp = "SNP", gene = "GENE",
annotation1 = "DISTANCE", annotation2 = "EFFECTSIZE")
# the annotation columns are now part of the data.frame
head(manhattanrObject[["data"]])
is.data.frame(manhattanrObject[["data"]])
## -----------------------------------------------------------------------------
qqrObject <- qqr(HapMap)
str(qqrObject)
head(qqrObject[["data"]])
## ---- eval=FALSE--------------------------------------------------------------
# qqly(qqrObject)
## -----------------------------------------------------------------------------
volcanorObject <- volcanor(HapMap,
p = "P",
effect_size = "EFFECTSIZE",
snp = "SNP",
gene = "GENE")
str(volcanorObject)
head(volcanorObject[["data"]])
## ---- eval=FALSE--------------------------------------------------------------
# volcanoly(volcanorObject, effect_size_line = c(-1, 0.5))
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