• Title/Summary/Keyword: 형태변형

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A Study of the Formative Characteristics and Meanings in Fashion Design Applying The Principles of Shape-Transformation (형태변형 원리를 적용한 현대 패션디자인의 조형적 특징 및 의미 연구)

  • Kwon, Gi-Young
    • Journal of the Korean Home Economics Association
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    • v.44 no.12
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    • pp.167-178
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    • 2006
  • The purpose of this study is to analyze the transformed fashion design based on the principles of visual design. Wucius Wong classified the kinds of transformation techniques as internal variation, external variation, extension, superimposition, transfiguration, dislocation, and distortion, which create and modify the shape. And the kinds of shape grammar for transformation are rule deletion, rule addition, and rule transformation, which are applied to interpretate for the change of wearing, the specialization & development of clothes, and the avant-garde styles in subculture groups. The formative meanings of the transformed fashion design are multi-transformation with complexity, formal beauty pretending confusion, and the basis for new trend.

Investigation on the Thermal Deformation Patterns of Packages Used for Ready-to-eat Food During Microwave Heating (즉석 섭취식품의 전자레인지 가열 시 포장재의 열 변형 패턴 조사)

  • Lee, Hwa Shin;Cho, Ah Reum;Moon, Sang Kwon;Yoon, Chan Suk;Lee, Keun Taik
    • KOREAN JOURNAL OF PACKAGING SCIENCE & TECHNOLOGY
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    • v.21 no.3
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    • pp.97-106
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    • 2015
  • Thermal deformation of packaging materials was observed in some ready-to-eat food products for microwave use. Therefore, the deformation patterns depending on packaging types and shapes of 9 domestic and 11 foreign products after microwave heating were investigated. Among the domestic and foreign products, thermal deformations of packaging material were observed in 5 and 8 samples, respectively. Besides, thermal deformation occurred on the lid and cup body of tray filled with a spicy chicken sauce after having microwaved where previously no deformation had been observed with other food types. No consistent results of thermal deformation were obtained by the analysis of salinity, brix, pH and viscosity of RTE products for microwave heating. However, thermal deformations of packages were less found in the packages used for the RTE foods contained very high or low viscosity than those with medium viscosity. Furthermore, the degree of thermal deformations was dependent on the food composition and shape as well as package type. In order to prevent the thermal deformation of packaging materials, therefore, technological advances and further studies are required to develop the heat-resistant packaging system and to improve the non-uniformity during microwave heating of RTE foods.

Comparison of Behaviors for Underground Flexible Pipes with Installation Gap (관로 이격거리에 따른 지중매설관의 거동특성 비교)

  • 이대수;상현규;김경열;홍성연
    • Journal of the Korean Geotechnical Society
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    • v.19 no.5
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    • pp.79-87
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    • 2003
  • Underground flexible pipes for electric cables are subject to external loads and surrounding soil pressure. Particularly, strain of flexible pipes is of great concern in terms of safety and maintenance of electric cables. In this paper, stress and strain of flexible pipes with two types of installation gap, ie, l0cm and naught, were compared to investigate the structural integrity of pipes from actual field test. The effect of degree of compaction and burial depth were also investigated to simulate the variety of construction situation. The results of the field test show that the strain criteria were satisfied under the burial depths of 80cm, 100cm and 120cm regardless of installation gap.

A Simple Constitutive Model for Soil Liquefaction Analysis (액상화 해석을 위한 간단한 구성모델)

  • Park Sung-Sik;Kim Young-Su;Byrne P. M;Kim Dae-Man
    • Journal of the Korean Geotechnical Society
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    • v.21 no.8
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    • pp.27-35
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    • 2005
  • Several damages due to large displacement caused by liquefaction have been reported increasingly. Numerical procedures based on effective stress analysis are therefore necessary to predict liquefaction-induced deformation. In this paper, the fully coupled effective stress model called UBCSAND is proposed to simulate pore pressure rise due to earthquake or repeated loadings. The proposed model is a modification of the simple perfect elasto-plactic Mohr-Coulomb model, and can simulate a continuous yielding by mobilizing friction and dilation angles below failure state. Yield function is defined as the ratio of shear stress to mean normal stress. It is radial lines on stress space and has the same shape of Mohr-Columob failure envelope. Plastic hardening is based on an isotropic and kinematic hardening rule. The proposed model always causes plastic deformation during loading and reloading but it predicts elastic unloading. It is verified by capturing direct simple shear tests on loose Fraser River sand.

Study about Form Conversion and Scene Conversion in the Metamorphosis, Animation (메타모포시스, 애니메이션에서 관찰되는 형태변화와 장면전환에 관한 연구)

  • Lee, Se-Jung;Jung, Hae-Kyung
    • Journal of Digital Contents Society
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    • v.8 no.4
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    • pp.563-571
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    • 2007
  • The meaning of 'Metamorphosis' is transformation or disguise. It also means the process of modification from 'Image A' to 'Image B'. 'Metamorphosis' which has derived from many race's myth shows the various field of 'Literature', 'Music' and 'Art'. Through the development of cinematography, the still image in 'Film' and 'Animation' could be combined with time and the process of 'Metamorphosis' has been observed. Specially individual and fantastic forms in animation have created by many animators, because every factor of individual image in animation could be transformed and modified. And 'Metamorphosis' shows the sector of metaphor which is based on narration and the functional scene conversion in animation. 'Metamorphosis' which includes magical and fantastic character also provides the hilarious effect and the special film language to us.

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Anomalous Insertion of the Anterior horn of the Discoid Lateral Meniscus into the Anterior ACL - A Case Report - (외측 원판형 연골 전각부의 전방십자인대 전방부로의 부착변형에 관한 증례보고)

  • Lee, Sang-Hoon;Yi, Seung-Rim;Noh, Jung-Ho;Ryu, Ho-Kwang
    • Journal of the Korean Arthroscopy Society
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    • v.13 no.2
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    • pp.165-169
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    • 2009
  • The lateral meniscus is morphologically more variable than the medial meniscus. An abnormal lateral meniscus also varies with respect to its size, shape and stability, and such variations can occur in any patient of any age. The most common variant is a discoid lateral meniscus. We recently encountered a patient with a discoid lateral meniscus for which the anterior horn of the meniscus was anomalously inserted into the anterior ACL. The patient was forty five years old women who had persistent pain for three to four years without any specific trauma history. She was preoperatively diagnosed as having discoid lateral meniscus by MRI, and was confirmed the presence of the complex tear and anomalous insertion of the anterior horn of the discoid lateral meniscus into the anterior ACL by arthroscopic examination. Arthroscopic subtotal meniscectomy was performed and the symptoms were improved after surgery.

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Morphological Review of Red Blood Cells After X-ray Irradiation (방사선 조사 후 적혈구의 형태적 고찰)

  • Tae-Jeong Ji
    • Journal of the Korean Society of Radiology
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    • v.17 no.2
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    • pp.223-230
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    • 2023
  • This study attempted to concider the morphological change of red blood cells after whole body irradiation. Blood samples used red blood cells of white mice and mouse after irradiation. Transmission electron microscope observation results, Anisocytosis was observed in red blood cells 20 days after 5 Gy irradiation. Triangle and tetrapod were observed for small red blood cell types. Poikilocytosis, sickle-shaped Drepanocyte, and Acantocyte were observed in general-sized red blood cells. Schizocyte was observed in red blood cells 20 days after 7 Gy irradiation. Scanning electron microscope observation results, Dacryocyte was observed with microcytes. It was also confirmed that red blood cells were get tangled with each other. In addition, polygonal shapes and half-moon shapes were also observed. In conclusion, it is judged that the modified form of pathological study is more important than the numerical change in the study of red blood cells by radiation exposure. In conclusion, it was confirmed that modified morphological studies are more important than numerical changes in the study of red blood cells by radiation exposure.

Numerical Model Study on a Scheme to Restrain Deformation of a Conduit with Flexible Joint(I) : Effectiveness of Soil Reinforcement (연성이음관의 변형억제방안에 관한 수치모델연구(I): 기호지반 보강효과)

  • 손준익;정하익
    • Geotechnical Engineering
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    • v.7 no.4
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    • pp.5-14
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    • 1991
  • This paper reports the application study of the ground reinforcement under a buried conduit subjected to differential settlement via a finite element modeling. The soil-reinforcement inter- action helps to minimize the differential settlement between the adjoining conduit segments. Three different field conditions have been considered. The settlement pattern and deformation slope have been evaluated for each boundary condition. The analysis results are compared for both non-reinforced and reinforced case to measure the effectiveness of the soil reinforcement for restraining deformation of the conduit.

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An Efficient Modeling of Inlay/Onlay Prostheses using Computer Graphics Deformation Techniques (컴퓨터 그래픽스 변형 기법을 이용한 인레이/온레이 보철물의 효율적인 모델링)

  • Yoo, Kwan-Hee
    • Journal of the Korea Computer Graphics Society
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    • v.11 no.2
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    • pp.1-8
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    • 2005
  • 하나의 치아가 일부 파손되어 수복되어야 할 보철물을 인레이/온레이(Inlay/Onlay)라 한다. 본 논문에서는 3차원 메쉬 기반 모델에서 보다 정확한 인레이/온레이를 효과적으로 모델링하기 위한 기법을 제안한다. 인레이/온레이는 지대치와 접하는 내면과 밖으로 들어나는 외면으로 구성된다. 인레이/온레이의 내면 모델링은 2차원 다각선상의 Minkowski Sum 알고리즘을 이용하여 지대치와의 접합력을 확보한다. 그리고 미리 데이터베이스에 저장된 표준 치아 모델, 치과의사에 의해 만들어진 FGP(functionally guided plane) 및 메쉬의 변형 기법인 DMFFD(direct manipulation free-form deformation) 기법[16]과 MWD(multiple wires deformation) 기법[24]을 이용하여 외면을 모델링한다. 데이터베이스에 저장된 표준 치아는 인레이/온레이 외면의 형태를 결정하기 위해 사용되며, FGP는 환자의 인접면과 교합면의 특성을 반영하기 위해 사용되었다. 마지막으로 3차원 메쉬의 두 변형 기법인 DMFFD와 MWD 기법은 환자의 인접면과 교합면을 반영한 치아의 형태를 만들어 내기 위해 사용된다. 본 논문에서 제안한 방법은 인레이/온레이의 내면과 외면을 설계할 때 필요한 정보를 미리 설정하여 처리하므로 기존의 방법에 비해 짧은 시간에 보다 정확한 인레이/온레이를 설계할 수 있었다.

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Image transform method of 360VR image acquired from six cameras for real-time streaming video (6개 카메라로 촬영한 360VR영상의 실시간 스트리밍을 위한 이미지 변형 기법)

  • Seo, BongSeok;Jeong, EunYoung;Kim, Namtae;Jang, Jungyup;You, Dongho;Kim, Dong Ho
    • Proceedings of the Korean Society of Broadcast Engineers Conference
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    • 2016.11a
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    • pp.51-52
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    • 2016
  • 최근 360 및 VR(Virtual Reality) 영상의 구성 및 전송을 위해 Facebook이 기존 메르카토르도법을 사용하는 것 대신 "Transform"의 방법을 제시하여 큐브 및 피라미드 형태로의 이미지 전송하는 방식을 발표했다. 본 논문은 이 변형기법을 기반으로, 6개의 카메라로 360VR영상을 촬영할 경우 "Transform"이 가지는 큐브 형태를 이용 기존보다 효과적이고 가벼워 실시간 스트리밍에 적합한 360VR이미지 변형법을 제안한다.

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