TA-TE LIN2018-09-102018-09-102011http://www.scopus.com/inward/record.url?eid=2-s2.0-79958760943&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/362667Robust ellipse detection based on hierarchical image pyramid and Hough transformjournal article10.1364/JOSAA.28.000581