hi. i am new to machine learning. i want to normalize my data which I downloaded from UCSC Xena browser for pancreatic cancer TCGA PAAD is its id. when I try to run this code it is showing error given below
library( "DESeq2" ) library(ggplot2) countData <- read.csv('PAAD.csv', header = TRUE, sep = ",") head(countData) options(max.print = 100000) metaData <- read.csv('PAADPheno.csv', header = TRUE, sep = ",") metaData dds <- DESeqDataSetFromMatrix(countData=countData, colData=colData, design=~adenocarcinoma_invasion) > dds <- DESeqDataSetFromMatrix(countData=countData, + colData=colData, + design=~adenocarcinoma_invasion) Error in `rownames<-`(`*tmp*`, value = colnames(countData)) : attempt to set 'rownames' on an object with no dimensions
please help me resolving this issue or give me the code for it.