@inproceedings{collins01treekernels,
title = {Convolution Kernels for Natural Language},
author = {Michael Collins and Nigel Duffy},
booktitle = {Advances in Neural Information Processing Systems 14 --- Proceedings of the 2001 Neural Information Processing Systems Conference (NIPS 2001), December 3-8, 2001, Vancouver, British Columbia, Canada},
editor = {Thomas G. Dietterich and Suzanna Becker and Zoubin Ghahramani},
pages = {625--632},
publisher = {MIT Press, Cambridge, MA, USA},
year = {2002},
keywords = {tree-kernels }
}