why is batching effect important in correlation heatmaps? is correlation a heatmap what is the correlation between heatmap and batch are batch effect correlations linear do heatmap correlations show batch effect correlation heatmap with batch effects what is the difference between batch and correlation heatmap do heatmaps always have batch effects does correlation have batch effects how do you plot correlation heatmaps what is the difference between heatmaps and correlations what is the correlation heatmap used for which method best describes heat maps and correlations do heatmaps have batch effects what would cause a heatmap to show batch effect do heatmaps show batch effects for correlations? why is a correlation heatmap a batch effect how to calculate correlations how to do correlation heatmap what is the correlation heatmap