@inproceedings { GreenspanBPGRA94,
title = {Overcomplete Steerable Pyramid Filters and Rotation Invariance},
booktitle = {IEEE Conference on Computer Vision and Pattern Recognition (CVPR)},
year = {1994},
pages = {222-228},
author = {Hayit Greenspan and Serge Belongie and Pietro Perona and Rodney Goodman and Subrata Rakshit and Charles Anderson}
}