http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
오규환 한국어의미학회 2019 한국어 의미학 Vol.65 No.-
In this paper, I have accounted for some issues which are concerned with the Korean interjections. The findings are as follows. First, Korean interjection is a part of speech which is similar to sentences. Second, there are two criteria[e.g. functional criterion and structural criterion(the internal structure of interjections)] which can classify the Korean interjections on the perspective of word-formation. Third, based on the functional criterion, Korean interjections are classified into hesitative interjection, emotive interjection, reply interjection, call-up interjection, command interjection, and onomatopoeic interjection, etc. Fourth, based on the structural criterion(the internal structure of interjections), Korean interjections are classified into simple interjection(e.g. root interjection, base-modificated interjection, partial reduplicated interjection, etc.) and complex interjection(e.g. compound interjection, derivative interjection, full reduplicated interjection, ending-combined interjection, josa-combined interjection, etc.). Fifth, base modification is mostly involved in the formation of emotive interjection and onomatopoeic interjection. Sixth, nonmorphological word-creating rule and lexicalization are mostly involved in the formation of reply interjection, call-up interjection, command interjection.
오규환,채수익 대한전자공학회 1996 전자공학회논문지-B Vol.b33 No.2
This paper introduces the concept of fixed weights and proposes an algorithm for classification by adding this concept to vector space separation method in LVQ. The proposed algorithm is based on competitive learning. It uses fixed weightsfor generality and fast adaptation efficient radius for new weight creation, and L1 distance for fast calcualtion. It can be applied to many fields requiring adaptive learning with the support of generality, real-tiem processing and sufficient training effect using smaller data set. Recognition rate of over 98% for the train set and 94% for the test set was obtained by applying the suggested algorithm to on-line handwritten recognition.
고강도 Al-Ni-Ce-X(Cu,Zr) 비정질 합금의 결정화에 미치는 Cu, Zr 의 영향
오규환,나형용,장계원 대한금속재료학회(대한금속학회) 2000 대한금속·재료학회지 Vol.38 No.11
The changes of thermal stability (crystallization temperature) and microstructure during annealing of amorphous Al-Ni-Ce-X(Cu, Zr) alloy ribbons have been studied by a combination of differential scanning calorimetry, transmission electron microscopy and X-ray diffractometry. In the case of Al_(88)Ni_8Ce₂Cu₂, 1st crystallization temperature decreased about 17℃ and 2nd crystallization temperature decreased about 22℃ compared to Al_(88)Ni_(10)Ce₂, Al particles were refined from 10 ㎚ to 5 ㎚. These changes are presumably due to an impairment of the amorphous formative ability by a decrease of constituent elements in the remaining amorphous phase resulting from the addition to Cu which is soluble in Al phase. In the case of Al_(88)Ni_(7.5)Ce₂Zr_(2.5), crystallization temperatures increased respectively about 9℃ and 17℃ and Al particle size was hardly changed. This improvement of thermal stability is presumably due to the suppress of crystallization by the addition of Zr which atomic radius is about 10% larger than that of Al and is nearly insoluble in Al and has low diffusivity. Consequently, Cu is concluded to be an effective element to refine Al particle and Zr is concluded to be an effective element to improve thermal stability. When Cu and Zr were added simultaneously in Al-Ni-Ce alloying system, in the case of Al_(87)Ni_8Ce₂Cu₂Zr₁, thermal stability increased and Al particle size decreased. In the case of Al_(85)Ni_8Ce₂Cu₂Zr₃, thermal stability and Al particle size is increased.