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        검색결과 76

        64.
        1994.05 KCI 등재 구독 인증기관 무료, 개인회원 유료
        소 체외수정란의 체외 발육에 와 의 농도가 미치는 영향에 대하여 두가지 배양액과 서로 다른 Co-culture 체계를 이용하여 검토하였다. 체외 수정후 40~44시간에 회수간 2~8 세포기 수정란을 여러가지 gas조건하의 다른 배양조건에서 무작위로 옮겨 실험을 수행하였다. 5% 와 ,10% 및 20% 조건에서 배양을 실시한 결과, 상실배가 이상 발육된 체외 발육성적은 각각 22.1% 15.0% 및 21.1%였다.(p<0.05). 한편 배양액에 따른 헤외
        4,200원
        67.
        1991.01 KCI 등재 구독 인증기관 무료, 개인회원 유료
        4,000원
        68.
        2020.06 KCI 등재 서비스 종료(열람 제한)
        In this paper, we present a learning platform for robotic grasping in real world, in which actor-critic deep reinforcement learning is employed to directly learn the grasping skill from raw image pixels and rarely observed rewards. This is a challenging task because existing algorithms based on deep reinforcement learning require an extensive number of training data or massive computational cost so that they cannot be affordable in real world settings. To address this problems, the proposed learning platform basically consists of two training phases; a learning phase in simulator and subsequent learning in real world. Here, main processing blocks in the platform are extraction of latent vector based on state representation learning and disentanglement of a raw image, generation of adapted synthetic image using generative adversarial networks, and object detection and arm segmentation for the disentanglement. We demonstrate the effectiveness of this approach in a real environment.
        69.
        2015.10 KCI 등재 서비스 종료(열람 제한)
        English much of an N' (henceforth, MOA) construction (e.g., It’s not much of a problem.) consists of quantifiers like much, more/less, enough, little and of-an-NP to intensify the indefinite singular degree NP. In this paper, we first review basic properties of the construction, focusing on the relation between the gradability of the NP and its predicativeness. In particular, after investigating authentic corpus data of the MOA, we provide a qualitative and quantitative analysis which allows a constraint-based approach in accounting for various syntactic as well as semantic properties of the construction.
        70.
        2012.10 KCI 등재 서비스 종료(열람 제한)
        참가시나무 열수 추출물은 강한 항산화제로 xanthine oxidase반응을 억제하며 uric acid생성에 영향을 주어 alfacalcidol과 ethylene glycol로 결석이 유도된 흰쥐에 따르는 혈중 및 뇨의 위험요소 감소시킨 것으로 추측된다. 또한 강력한 이뇨제인 furosemide군과 비슷한 유의성을 나타내었다. 따라서 참가시나무 잎 열수 추출물은 신장결석 예방과 치료를 위해 적합하다고 생각된다.
        71.
        2011.03 KCI 등재 서비스 종료(열람 제한)
        English displays a variety of complex properties in comparatives. In particular, it employs three main types of comparatives: comparative total-deletion (CTD), comparative subdeletion (CSD), partitive comparative deletion (PCD). In this paper, we first look into the grammatical properties of these three types of comparatives in English and provide a construction-based perspective with the mechanism of inheritance. This perspective, allowing us to tease part the similarities and differences among the three types of comparatives, can provide us a reasonable way to explain the phenomena in question.
        72.
        2010.03 KCI 등재 서비스 종료(열람 제한)
        74.
        2004.06 KCI 등재 서비스 종료(열람 제한)
        This paper deals with the so-called PTI (presentational there inversion) construction in which the expletive there functions as the grammatical subject with a postverbal topic PP and a focus NP in sequence. The PTI construction displays similarities as well as differences with the LI (locative inversion) and ETI (existential there inversion) constructions. After examining the basic properties of these three constructions, the paper provides a constraint-based analysis of these constructions within the framework of HPSG (Head-driven Phrase Structure Grammar). The analysis, in which lexical realizations and constraints play crucial roles, could shed light on how the PTI construction is related to these two other constructions.
        75.
        2003.06 KCI 등재 서비스 종료(열람 제한)
        Jong-Bok Kim. 2003. Focus Projections in English, Korean, and Greek and Their Topological Implications. Studies in Modern Grammar 32, 1-23. One of the important issues in information packaging theory is how to capture the projection of focus at sentence level. This paper shows that in three typological different languages (English: SVO, Korean: SOV, Greek: VSO), the order in argument structure (rather than linear order) plays an important role in determining various possibilities of inheritance of focus. This paper proposes that what is relevant for determining the possibility of VP focus in such cases is the argument structure ordered not in terms of theta-roles but in terms of grammatical relations. The need for such a level of argument structure gets strong motivations from phenomena such as binding, control, relativization, and so forth. Following this line, we assume that the argument structure with grammatical functions is ordered as SUBJ-OBJ-OBJ2-OBLIQUE in which if A precedes B in the argument-structure, A has a higher rank than (i. e. outranks) B. This comparative study among three typologically different languages reveals that the variations in the ordering of grammatical functions induce the differences in focus projections. In addition, the focus projections in the three languages support the view that the argument structure hierarchy is the locus of focus projection.
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