http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
신규현(Shin Kyu Hyeon),이용연(Lee Yong Yeun),이수한(Lee Soo Han) 대한기계학회 2004 대한기계학회 춘추학술대회 Vol.2004 No.11
In this paper, a family of decentralized adaptive controller is proposed to control robot manipulators which are governed by highly nonlinear dynamic equations. The controller is computationally efficient since it does not require mathematical model or parameter values of the manipulators. The stability of the manipulators with the controller is proved by Lyapunov theory. The results of numerical simulations show that the system is stable, and has excellent trajectory tracking performance.
두경부암 진단의 새로운 내시경 진단방법 협대역 영상 (Narrow Band Imaging, NBI)의 유용성-전향적 연구
박재홍(Jae Hong Park),김재욱(Jae Wook Kim),이용만(Yong Man Lee),유혜진(Hye Jin Yoo),태기연(Kee Yeun Tae),오천환(Cheon Whan Oh),장혁순(Hyuck Soon Chang),이승원(Seung Won Lee) 대한두경부종양학회 2011 대한두경부 종양학회지 Vol.27 No.2
Background and Objectives:Narrow Band Imaging(NBI) is a novel optical technique that enhances the vi-sualization of superficial microvascular architecture which is commonly increased and founded as an irregular shape in a neoplastic lesion. The aim of this study is the evaluation of the usefulness of NBI in the diagnosis of Head and Neck Cancer. Subjects and Methods:From December 2009 to January 2011, 31 consecutive patients who were diagnosed with head and neck malignancy were enrolled in this prospective study. The malignant find-ings of NBI were demarcated brownish lesion or increased intraepithelial papillary capillary loops(IPCLs) with or without irregularity. Results:There were 29 cases(93.5%) of well demarcated brownish lesion, 26 cases(83.9%) of increased IPCLs and 4 cases(12.9%) of satellite lesions. Diagnostic accuracy of endoscopic examination was increased from 83.9% to 93.5%, when NBI was applied to the conventional endoscopy(p>0.05). Conclusion: NBI is a powerful and safe screening test, which can be performed in out patient clinic without any supplemen-tary procedure.