Fig. 7From: Open-source QSAR models for pKa prediction using multiple machine learning approachesScatter plots of the averaged ChemAxon and ACD/Labs predictions within ± 2 units of each other for the chemicals in the a acidic and b basic pKa data sets of DataWarrior values between parenthesis are the 95% confidence intervals based on a 5000-bootstrapping procedureBack to article page