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author | mingchen0919 |
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date | Sun, 30 Dec 2018 13:57:07 -0500 |
parents | 32210899a3dd |
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--- title: 'MA-plot' output: html_document: highlight: pygments --- ```{r setup, include=FALSE, warning=FALSE, message=FALSE} knitr::opts_chunk$set(error = TRUE, echo = FALSE) ``` ```{r warning=FALSE} log_fold_change = res$log2FoldChange base_mean = res$baseMean significant = res$padj significant[significant < 0.1] = 'yes' significant[significant != 'yes'] = 'no' maplot_df = data.frame(log_fold_change, base_mean, significant) maplot_df = maplot_df[!is.na(maplot_df$significant), ] p = ggplot(data = maplot_df) + geom_point(mapping = aes(log(base_mean), log_fold_change, color = significant), size = 0.5) + scale_color_manual(name = 'Significant', values = c('no' = 'black', 'yes' = 'red'), labels = c('No', 'Yes')) + xlab('Log base mean') + ylab('Log fold change') + theme_classic() plotly::ggplotly(p) ```