other,30-2-N03-1033,ak | 4.4 % on the best previous single <term> | automatically learned tagging result | </term> . Sources of <term> training data </term> | #3010 Using these ideas together, the resulting tagger gives a 97.24% accuracy on the Penn Treebank WSJ, an error reduction of 4.4% on the best previous single automatically learned tagging result . |