Table 2.

The median R² goodness of fit statistic across test exons

	BN	MART	GLM	7mer
Wetterbom	0.174	0.016	0.066	−0.079
Katze	0.280	0.243	0.158	0.033
Bullard	0.267	0.163	0.224	0.157
Mortazavi	0.240	0.210	0.197	0.091
Trapnell	0.289	0.289	0.248	0.138

The R² statistic measures increased uniformity in read coverage, after correcting for bias. Here the median R² across the test exons is listed for each method and sample. A higher R² indicates a better fit. The highest value in each row is highlighted in bold.