• Title/Summary/Keyword: hypothesis theory

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Proto-Role Theory and the Accusative Case Marker ul/lul in Korean

  • Lee, Sun-Hee
    • Language and Information
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    • v.2 no.2
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    • pp.81-120
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    • 1998
  • The case marking phenomenon in Korean is closely related to semantic entailment and should be studied as an interface between syntax and semantics. Assuming a direct mapping between syntactic realization and semantic information, this study investigates the role of the accusative marker ul/lul in Korean, and explores the semantic constraints working on the argument realization on the basis of proto-roles hypothesis. Specifically, I will study various types of case alternations in Korean and clarify the role of the accusative marker ul/lul, which manifests the distinction between direct object NPs and oblique NPs.

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Entrepreneurial Orientation and Organizational Performance: The Mediating Role of Knowledge Capabilities

  • Batra, Shruti
    • Asia-Pacific Journal of Business
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    • v.6 no.1
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    • pp.17-25
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    • 2015
  • In this study, we identified the various mechanisms through which entrepreneurial orientation impacts firm performance. We proposed that entrepreneurial orientation assists organizations in building cultural, structural, human and technical knowledge capabilities, which in turn lead to sustainable competitive advantage. We tested our proposed hypothesis using data collected from 76 managers of small entrepreneurial firms. We found that cultural knowledge capabilities are the strongest mediators of entrepreneurial orientation and firm performance relationship. By bringing in knowledge capabilities in the literature of entrepreneurial orientation, we open new directions for research. Our findings have implications for theory as well as practice.

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The Quest for Plant Nematode Biological Control-Facts and Hypotheses

  • Zuckerman, Bert M.;Esnard, Joseph
    • Proceedings of the Korean Society of Plant Pathology Conference
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    • 1994.06a
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    • pp.62-74
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    • 1994
  • The current status of the development of commercial products for the biological control of plant-parasitic nematodes is discussed. an example is given of problems encountered by our program in patenting biocontrol agents in the United Stats. Two hypothetical approaches to the control of plant nematodes are considered. First recent experimental results relating to the theory on intervention with host-finding by plant nematodes are reviewed. Second, a newer hypothesis considering the possibilities for genetic approaches to modifying molecular signals between nematodes and their parasites is described.

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A Novel Method to Investigating Korean Medicine Theory : Drug-centered Approach Employing Network Pharmacology (한의학 이론 연구를 위한 새로운 방법: 네트워크 약리학을 활용한 약물중심 접근법)

  • Lee, Won Yung;Kim, Chang Eop;Lee, Choong Yeol
    • Journal of Physiology & Pathology in Korean Medicine
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    • v.35 no.5
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    • pp.125-131
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    • 2021
  • The scientific understanding of Korean medicine theory remains largely unknown, since there is a lack of proper methods to investigate its complex and unique characteristics. Here, we introduce a drug-centered approach, a novel method to investigate Korean medicine theory by analyzing the mechanisms of herbal medicines. This method can be effectively conducted by employing network pharmacology that can analyze the systems-level mechanisms of herbal medicines on a large scale. Firstly, we introduce the method of network pharmacology that are applied to analyze the mechanisms of herbal medicines in a step-by-step manner. Then, we show how the drug-centered approach employing network pharmacology can be applied to investigate Korean medicine theory by describing studies that identify the biological correlates of the cold-hot nature of herbs, spleen qi deficiency syndrome, or Sasang constitution. Finally, we discuss the limitations and future directions of the proposed approach in two aspects: The methods of network pharmacology for a drug-centered approach and the process of inferring Korean medicine theory through it. We believe that a drug-centered approach employing network pharmacology will provide an advanced scientific understanding of Korean medicine theory and contribute to its development by generating biologically plausible hypothesis.

Ultimate Load of RC Structures Bonded with the Soffit Plate by p-Version Nonlinear Analysis (p-Version 비선형 해석에 의한 팻취보강된 RC구조물의 극한강도 산정)

  • 안재석;박진환;홍종현;우광성
    • Proceedings of the Computational Structural Engineering Institute Conference
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    • 2004.04a
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    • pp.365-372
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    • 2004
  • A new finite element model will be presented to analyze the nonlinear behavior of not only RC beams and slabs, but also RC beams strengthened by a patch repair. The numerical approach is based on the p-version degenerate shell element including theory of anisotropic laminated composites, theory of materially and geometrically nonlinear plates. In the nonlinear formulation of this model, the total Lagrangian formulation is adopted with large deflections and moderate rotations being accounted for in the sense of von Karman hypothesis. The material model is based on hardening rule, crushing condition, plate-end debonding strength model and so on. The Gauss-Lobatto numerical quadrature is applied to calculate the stresses at the nodal points instead of Gauss points. The validity of the proposed p-version finite element model is demonstrated through several numerical examples for the load-deflection curves, the ultimate loads, and the failure modes of reinforced connote slabs and RC beams bonded with steel plates or FRP plates compared with available experimental and numerical results.

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Cross-Cultural Difference between Female Young Adults in Korea and Indonesia in Perceiving Hijabis in the Media

  • Sintowoko, Dyah Ayu Wiwid;Lee, Yoon;Lee, Hye Eun
    • International Journal of Internet, Broadcasting and Communication
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    • v.12 no.3
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    • pp.177-188
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    • 2020
  • The Muslim population is growing significantly in Asian countries. By conducting an experiment, this study examines the cultural differences between South Korean and Indonesian female, young adults, and their perception of hijabis who are represented in the media. The main goal of this study is to compare the perception towards hijabis in a homogenous country new to Muslims against a Muslim-majority country. Results showed that non-hijabis were deemed more physically attractive, empathetic, and enjoyable among Koreans when compared to Indonesians. Through this study, we provide a theoretical explanation using cultivation theory and (parasocial) contact hypothesisto clarify the differences between South Korea and Indonesia. Thisstudy provides a baseline of understanding to determine where both cultures are at in perceiving hijabis. Our results suggest that it will be compelling to correct media representation in order to reduce stereotypes and lead to a successful understanding of both cultures.

A study on the relationship between environmental theory and ecological development Comparative study of international ecological housing estates (환경론의 가치 이념과 생태건축의 연관성에 대한 연구 국내·외 생태주거단지 비교분석 중심으로)

  • Chung, Jae-Yong;Han, Ju-Hyung
    • KIEAE Journal
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    • v.3 no.2
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    • pp.3-15
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    • 2003
  • The aim of this study is to examine the linkage between environmental theory and physical development such as housing estate developments. Firstly, this paper examines environmentalism to see varying approaches in the resolution of environmental problems. Here, Technocentrism, Econcentrism and Ecosocialism was seen as dominant theoretical approaches. Secondly, an international case study on ecological housing development was conducted. Four German, Australian, Japan and Korean examples were taken as cases which revealed a wide spectrum of development tendencies. An analytical framework of building methods evaluated by the environmental theories was established. And by evaluating the cases with this framework, we were able to find out the overall environmental character of each housing developments. The hypothesis of this paper is that these differences can be explained through the differences that exist in society which the theoretical represents. The research revealed strong linkage with social tendencies.

The Influence of Competitive Advantage on Hospital Performance: Focused on Resource-based View(RBV) (경쟁우위와 의료기관 경영성과 -자원기반관점을 중심으로-)

  • Lee, Ye Jin;Suh, Won Sik
    • Korea Journal of Hospital Management
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    • v.21 no.3
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    • pp.53-64
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    • 2016
  • The study empirically examines the classic hypothesis on resource-based view(RBV) theory, which is the possible relationship between competitive advantage and performance. For the study, we have surveyed 198 hospital administrators in Korea. By testing the hypotheses at conceptual level, a more robust approach, we found that (1) if a hospital possesses and exploits resources and capabilities that are both valuable and rare, it will attain a competitive advantage, and (2) the attaintment of such advantage will enable the hospital to improve its performance. The results may be interest to both academics and practitioners. From an academic standpoint, the study more accurately captures the dynamics of the theory by pairing resources-capabilities as opposed to individual resources or capabilities. From a practitioner perspective, it is suggested that hospital managers need no necessarily seek out novel resources and capabilities, but rather develop novel ways in which to combine those resources and capabilities to which they do have access.

A Study on Characteristics of Secondary Vortices in the Near Wake of a Circular Cylinder by PIV Measurement (PIV 계측에 의한 실린더 근접후류에서 2차 와류의 특성 연구)

  • Sung, Jae-Yong;Yoo, Jung-Yul
    • Proceedings of the KSME Conference
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    • 2000.11b
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    • pp.404-409
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    • 2000
  • Characteristics of secondary vortices is topologically investigated in the near-wake region of a circular cylinder where the Taylor hypothesis does not hold. The three-dimensional flow fields in the wake-transition regime were measured by a time-resolved PIV. For the analysis in a moving frame of reference, the convection velocity of the Karman vortices is evaluated from the trajectory of vortex center which is defined as the centroid of the vorticity field. Then, a saddle point is obtained by applying the critical point theory. Science the distributions of fluctuating Reynolds stresses defined by triple-decomposition are closely related with the existence of secondary vortices. the physical meaning of them is explained in conjunction with vortex center and saddle point trajectories. Finally, the temporal evolution of streamwise vortex is also discussed.

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Leak detection in a pipeline based on estimation theory

  • Jeong, Sang-Hun;Bang, Sung-Ho;Lee, Kwang-Soon
    • 제어로봇시스템학회:학술대회논문집
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    • 1992.10b
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    • pp.170-175
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    • 1992
  • A leak detection method for diagnosis of the leak position in a pipeline was developed using an estimation theory with the assumption that the measured flow rates and pressures are stochastic processes. A notch filter was designed using power spectral density analysis of measurements to reduce the effects of disturbances. The noise model dimension was determined by hypothesis testing and then recursive extended least square method was applied to estimate the leak position in real time. The proposed method was applied to an experimental system for evaluation of its performance.

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