From: CHIPIN: ChIP-seq inter-sample normalization based on signal invariance across transcriptionally constant genes
Zone 1 (%)
Zone 2 (%)
Zone 3 (%)
Before normalization
27.5
34.75
28.25
Quantile Normalization by CHIPIN
15.3
1.8
7.9
Linear Regression by CHIPIN
21
4.5
19.2
Same number of reads
7.5
23
6.5
LILY
18
6.7
ChIPseqSpikeInFree
29
27
29.5