Chang, Ray-IRay-IChangHsiao, Pei-YungPei-YungHsiaoRAY-I CHANG2018-09-102018-09-101994http://www.scopus.com/inward/record.url?eid=2-s2.0-0028734003&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/309707Force directed self-organizing maps for L-shaped cell placement using delta learning ruleconference paper2-s2.0-0028734003