Comparison plotting. Strange regression tree implementation from the web which doesn't do better than the linear regression used so far.
Weka regression tree. Unfortunately, does worse than linear regression (around half as good).
Improved test for dissimilar adjectives for semantic metrics.
Now capture subtypes for XCOMP and NCMOD. However, trained metrics don't seem to benefit from that distinction - possibly due to sparsity of training data.
Before refactoring feature extractors to distinguish between parents and children of the centre node.
Most aligned GR count feature extractors now support only looking at dependents or heads of the centre nodes.