@InProceedings{yu98icip,
author = {W. Yu and K. Daniilidis and G. Sommer},
title = {Low-cost junction characterization using polar averaging filters},
booktitle = {Int. Conf. Image Processing, ICIPŽ98},
publisher = {IEEE Signal Processing Society},
address = {Chicago, Illinois},
year = 1998,
volume = 3,
pages = {41-44},
}