• Title/Summary/Keyword: morphological attributes

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A Study on the Analysis of the Morphological Attributes for the Design Development of LED Lighting Fixtures (LED조명등기구 디자인 개발을 위한 형태적 속성 분석에 관한 연구)

  • Yun, Bong Shik;Cho, Kwang Su
    • Smart Media Journal
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    • v.5 no.4
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    • pp.103-110
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    • 2016
  • This study aims to establish the standards to give the design weight in case when developing equipment designs, by classifying products with similar purposes in accordance with the morphological characteristics and also extracting the typicality. Limiting the sampling group for the extraction of the typicality to a pendant-type and a ceiling buried-type through the preceding case study and consultation with experts, the survey was conducted for majors and relevant workers in six cities, sampling products released in Korea and Japan before May 2016. The 1st survey was about the Morphological classification, and the 2nd times about the extraction of the typicality while the 3rd one was about the classification of the morphological attributes. By drawing the design attributes based on the functional/morphological classification and formative principles, it aimed to establish the base of the future research on the measurement of design weight. The results of this study aim to efficiently establish the roles of design technology in accordance with changes in the lighting fixture market caused by the substitution of light sources, and also to draw the development direction to rapidly cope with the accelerated changes in lighting design types and corporate R&D.

A study of parametric design methodology for 3D modeling parameters of biomorphic clothing sculpture (파라메트릭 디자인 방법론을 적용한 바이오모픽 의상조각 모델링 프로세스와 구성요소 분석)

  • Yoo, Young-Sun;Cho, Min-Jin
    • Journal of the Korea Fashion and Costume Design Association
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    • v.21 no.2
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    • pp.109-122
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    • 2019
  • The purpose of this study is to examine the clothing component information and attributes as the control parameters for the 3D modeling process of the biomorphic clothing sculpture using a parametric methodology. The 3D modeling parameters of biomorphic clothing sculpture were identified as exaggerated silhouette, surface texture, and digital color. The types of exaggerated silhouettes were shoulder and hip exaggeration, shoulder exaggeration, hip exaggeration, vertical exaggeration, and horizontal exaggeration. The types of surface texture were embossed, lacy, furry, and complex textures. The types of digital color were chrome, blur, blend, and acid colors. The characteristics of morphological representation due to the attributes of these control variables were identified as morphological variation, organic morphology, organizational morphology, and realistic morphology. As a result, it was found that the parameter attributes were applied to the biomorphic clothing sculpture parametric design process and developed into various shapes.

Morphological Analysis with Adjacency Attributes and Phrase Dictionary (접속 특성과 말마디 사전을 이용한 형태소 분석)

  • Im, Gwon-Muk;Song, Man-Seok
    • The Transactions of the Korea Information Processing Society
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    • v.1 no.1
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    • pp.129-139
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    • 1994
  • This paper presents a morphological analysis method for the Korean language. The characteristics and adjacency information of the words can be obtained from sentences in a large corpus. Generally a word can be analyzed to a result by applying the adjacency attributes and rules. However, we have to choose one from the several results for the ambiguous words. The collected morpheme's adjacency attributes and relations with neighbor words are recorded in a well designed dictionaries. With this information, abbreviated words as well as ambiguous words can be almost analyzed successfully. Efficiency of morphological analyzer depends on the information in the dictionaries. A morpheme dictionary and a phrase dictionary have been designed with lexical database, and necessary information extracted from the corpus is stored in the dictionaries.

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The Relationship between the User's Perception of Socio-cultural Attributes and the Spatial Structures of Dwelling Spaces - a Comparative Study between Korean and German Housings - (거주자의 대 사회적 개념과 주거공간의 영역별 구성체계와의 관계 - 한국과 독일의 주거형태학적 비교관찰을 통하여 -)

  • 전남일
    • Journal of the Korean housing association
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    • v.13 no.5
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    • pp.31-42
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    • 2002
  • This comparative study between Korean and German housings aims at understanding different structural systems in the indoor and outdoor spaces, depending upon the user′s perception of the socio-cultural attributes. The analysis starts with four alternative contrary assumptions, that appear in morphological forms of dwelling; 1) linear distribution vs. areal distribution of residential districts, 2) mirror system vs. comb system in the layout of plot plans 3) organization of front vs. back outdoor spaces and 4) opening vs. closing in the indoor spaces. A clear difference is found between Korean and German samples in view of public and private relationships between indoor and outdoor spaces as well as the intermediate space. In the korean housing there always exists a symbolic and psychological territory of a certain sphere. On the other hand, outdoor space passes through various phases only to form a certain hierarchy even in a private space and, thereby, sets a boundary between private and public areas. In the case of Germany, the building itself draws a clear line between private and public outdoor spaces, and therefore the outdoor space has a "front" and "back". Thus, Germany′s private space may face a genuine public space and street, which is rare in the Korean housing. Although the layout of indoor space in the korean housing tends to be open, such an openness may be outstanding in living and dining spaces, kitchen and various accesses to rooms. In the case of Germany, such indoor spaces are usually closed to each other. Thus corridors act to separate these spaces. Such differences are analysed to be due to the different perceptions of interpersonal and socio-cultural attributes as intra-family and inter-neighbor relationships or communications.

Taxonomic Revision of Notohymena gangwonensis (Protozoa: Ciliophora), with Notes on Its Cortical Granules and Scanning Electron Micrographs

  • Moon, Ji Hye;Kim, Kang-San;Chae, Kyu Seok;Min, Gi-Sik;Jung, Jae-Ho
    • Animal Systematics, Evolution and Diversity
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    • v.36 no.2
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    • pp.113-122
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    • 2020
  • From a moss sample, we isolated and identified Notohymena gangwonensis Kim et al., 2019 based on morphological and molecular data. The moss and type population has completely identical 18S rRNA (nuclear small subunit ribosomal RNA) gene sequences and both are highly similar in morphological and morphometric attributes, except for the diameter and arrangement of the cortical granules. Thus, we reexamined the type materials(i.e., micrographs and gDNA) and resulted in finding mistakes made by the authors of the species. Based on these data and supporting materials newly obtained (i.e., internal transcribed spacer [ITS] 1, ITS2, 5.8S, and partial 28S rDNA sequences, and scanning electron micrographs), we provide improved diagnosis of the species to clarify its identity. In addition, a key for Notohymena species is provided.

A Study on Form and Function in Design Morpholgy (디자인조형에서의 형태와 기능에 관한 연구)

  • 김장호
    • Archives of design research
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    • v.14
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    • pp.245-254
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    • 1996
  • Form and function are not only the most important factors that tell the very essence of design morphology but also the fundamental factors that determine the existence of things. Th -erefore, approaching to the problems of them and the following practical morphological creation are the final goal of solving all the problems of design. Comparing with such importance and significance of the morphology, however there has been no conscious study nor logical achievement but only partial consideration about them. From this viewpoint, the substantial meanings, the intrinsic attributes and the typical patterns of them are inquired systematically and the whole through this study. Also their relations are identified with some appropriate views. As a result of this study, new knowledge base will be cons -tructed, and it will contribute to developing new morphological thinking and method which are especially strengthened these days.

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Effects of Hydrostatic Pressure Treatment on the Physicochemical, Morphological, and Textural Properties of Bovine Semitendinosus Muscle

  • Kim, Yun-Ji;Lee, Eun-Jung;Lee, Nam-Hyouck;Kim, Young-Ho;Yamamoto, Katsuhiro
    • Food Science and Biotechnology
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    • v.16 no.1
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    • pp.49-54
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    • 2007
  • The effects of hydrostatic pressure (HP) treatment on the physicochemical, morphological, and textural properties of bovine semitendinosus (ST) muscle were assessed. Based on SDS-PAGE, the decrease in HP-treated ST muscle protein solubility in 0.1 M KCl buffer (pH 7.0) was attributable to a reduction in the levels of sarcoplasmic protein, and the protein solubility decrease observed in 0.6 M KCl buffer (PH 7.0) was attributable to a reduction in the levels of myosin heavy-chain and actin. Scanning electron microscope (SEM) observations showed that muscle fibers became finer and more compact with increasing pressures. The shear force and hardness of ST muscle pressurized to 300 MPa decreased significantly (p<0.05), however samples pressurized at 100 and 500 MPa exhibited a significant increase in both attributes relative to the control sample (p<0.05).

Investigation of Root Morphological and Architectural Traits in Adzuki Bean (Vigna angularis) Cultivars Using Imagery Data

  • Tripathi, Pooja;Kim, Yoonha
    • KOREAN JOURNAL OF CROP SCIENCE
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    • v.67 no.1
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    • pp.67-75
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    • 2022
  • Roots play important roles in water and nutrient uptake and in response to various environmental stresses. Investigating diversification of cultivars through root phenotyping is important for crop improvement in adzuki beans. Therefore, we analyzed the morphological and architectural root traits of 22 adzuki bean cultivars using 2-dimensional (2D) root imaging. Plants were grown in plastic tubes [6 cm (diameter) × 40 cm (height)] in a greenhouse from July 25th to August 28th. When the plants reached the 2nd or 3rd trifoliate leaf stage, the roots were removed and washed with tap water to remove soil particles. Clean root samples were scanned, and the scanned images were analyzed using the WinRHIZO Pro software. The cultivars were analyzed based on six root phenotypes [total root length (TRL), surface area (SA), average diameter (AD), and number of tips (NT) were included as root morphological traits (RMT); and link average length (LAL) and link average diameter (LAD) were included as root architectural traits (RAT)]. According to the analysis of variance (ANOVA), a significant difference was observed between the cultivars for all root morphological traits. Distribution analysis demonstrated that all root traits except LAL followed a normally distributed curve. In the correlation test, the most important morphological trait, TRL, showed a strong positive correlation with SA (r = 0.97***) and NT (r = 0.94***). In comparison, between RMT and RAT, TRL showed a significantly negative correlation with LAL (r = -0.50***); however, TRL did not show a correlation with LAD. Based on RMT and RAT, we identified the cultivars that ranked 5% from the top and bottom. In particular, the cultivar "IT 236657" showed the highest TRL, SA, and NT, while the cultivar "IT 236169" showed the lowest values for TRL, SA, and NT. In addition, the coefficient of variance for the six tested root traits ranged from (14.26-40%) which suggested statistical variability in root phenotypes among the 22 adzuki bean varieties. Thus, this study will help to select target root traits for the adzuki bean breeding program in the future, generating climate-resilient adzuki beans, especially for drought stress, and may be useful for developing biotic and abiotic stress-tolerant cultivars based on better root trait attributes.

Permeability Prediction of Gas Diffusion Layers for PEMFC Using Three-Dimensional Convolutional Neural Networks and Morphological Features Extracted from X-ray Tomography Images (삼차원 합성곱 신경망과 X선 단층 영상에서 추출한 형태학적 특징을 이용한 PEMFC용 가스확산층의 투과도 예측)

  • Hangil You;Gun Jin Yun
    • Composites Research
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    • v.37 no.1
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    • pp.40-45
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    • 2024
  • In this research, we introduce a novel approach that employs a 3D convolutional neural network (CNN) model to predict the permeability of Gas Diffusion Layers (GDLs). For training the model, we create an artificial dataset of GDL representative volume elements (RVEs) by extracting morphological characteristics from actual GDL images obtained through X-ray tomography. These morphological attributes involve statistical distributions of porosity, fiber orientation, and diameter. Subsequently, a permeability analysis using the Lattice Boltzmann Method (LBM) is conducted on a collection of 10,800 RVEs. The 3D CNN model, trained on this artificial dataset, well predicts the permeability of actual GDLs.

The myocarditis and cardiomyopathy in children (소아 심근염과 심근증)

  • Kil, Hong Ryang
    • Clinical and Experimental Pediatrics
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    • v.50 no.11
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    • pp.1049-1054
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    • 2007
  • Myocarditis represent an important condition encountered by general pediatricians & general practitioners. Its presentation is varied, and therefore a high index of suspicion must be maintained when the possibility of myocarditis is raised. A progression from viral myocarditis to dilated cardiomyopathy has long been hypothesized. Treatment is initially aimed at achieving hemodynamic stability and is largely supportive. There is currently little evidence to support the immunomodulatory or specific antiviral therapies. Pediatric cardiomyopathies are a heterogeneous group of disorders with diverse genetic, infectious, mitochodrial and metabolic etiologies. The timing and severity of presentation vary according to cardiomyopathy type as well as genetic and ethnic factors. The behavior of specific cardiomyopathies can be predicted by morphological and functional attributes, as well as underlying patient characteristics.