... ,,,|(321321321nnnAAAAcpAAAAcpAAAAcscore = (5)Apply Bayesian rule to (5), we have: ), ,,,|(), ,,,|(), ,,,|(321321321nnnAAAAcpAAAAcpAAAAcscore =)()|, ,,,()()|, ,,,(321321cpcAAAApcpcAAAApnn=)()|()()|(11cpcApcpcApniinii∏∏==≈ ... that classification of temporal indicators based on part-of-speech (POS) information alone cannot determine relative temporal relations. 3 Machine Learning Approaches for Relative Relation ... de Mantaraz (Mantaras, 1991) for it shows more stable performance than Quinlan’s information gain ratio in our experiments. Compared with Quinlan’s information gain ratio, Lopez’s dis-tance-based...