A Boosting-based Algorithm for Classification of Semi-Structured Text using the Frequency of Substructures Tomoya Iwakura author 2013-09 text Proceedings of the International Conference Recent Advances in Natural Language Processing RANLP 2013 Ruslan Mitkov editor Galia Angelova editor Kalina Bontcheva editor INCOMA Ltd. Shoumen, BULGARIA Hissar, Bulgaria conference publication iwakura-2013-boosting https://aclanthology.org/R13-1041/ 2013-09 319 326