@book{26184,
	author = {Zhang, Tianxu, ed.},
	title = {Image Extraction, Segmentation, and Recognition},
	publisher = {SPIE},
	year = {2001},
	series = {Proceedings of SPIE; V. 4550},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/4550}
}