• 제목/요약/키워드: Shape Classification

검색결과 845건 처리시간 0.022초

앙상블 수트의 의복형태구성요인의 시각효과에 대한 실험연구 (제1보) -노년층 여성을 중심으로- (A Experimental Study on the Visual Effect of Details on Ensemble Suits (I) -for Elderly Women-)

  • 조훈정;손영미
    • 복식
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    • 제52권6호
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    • pp.51-69
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    • 2002
  • The purpose of this study was to classify the body shapes. exclusive of size and corpulence factors of more than 60-year old elderly women by distinctions, and to investigate the visual effects of combination of ensemble suit details. For the body shape classification, the factor analysis and cluster analysis were performed : the mean value difference of numeral values for classified types were tested by ANOVA : and the follow-up test was conducted by the Duncan's multiple ranged test. The data analysis for visual effects evaluated by a multiple ranking test was analysed by mean. paired t-test, ANOVA and Duncan's multiple ranged test. The results are summarized as follows : 1. The followings are the types of body shape according to the shape factors of the front line of body for elderly women. The distinctions of the front li e of elderly women's body could be presumed; that was, Body typeⅠ was a comparatively well-balanced body type, Body type Ⅱ was close to an average body type. and Body type In was a severely corpulent body type. 2. The followings are the results on the physical visual effects inducing the constituents of clothing type. 1) The neckline·collar types of a jacket have a great influence on the visual effects of the upper body, and orderly. the tailored collar. soutien collar, and round neckline had positive influence on the visual effects in the upper body. 2) The pleat types of one-piece dress had positive influence on the visual effects in the lower body in the order of gored type, pleats type, and gathered type. Also. the balance in the lower body had more influence on the overall balance of the clothing compared to the constituents of clothing type such as neckline collar type or opening line. 3) It showed that whether there is the front opening line of a jacket influenced on the visual effects of all categories.

$9{\sim}12$세 남자 아동의 머리와 얼굴 부위 측정 및 유형 분류 (Analysis on the Measurement and Shape Classification of the Head and Face for Korean Male Children aged $9{\sim}12$ years)

  • 이현민;최혜선;김선희
    • 복식문화연구
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    • 제12권6호
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    • pp.933-944
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    • 2004
  • This study was aimed to provide the fundamental and various measurement data of the head and face for male children. Two hundred forty one male children, aged nine to twelve years, participated for this study. The 31 regions on the head and face of the subjects were directly measured by the expert experimenters. Through factor analysis, the six factors were extracted upon factor scores and those factors comprised $67.47\%$ for the total variances. The first factor was described the general height elements for the mouth and the environs of the mouth. The second factor was described the general height around the nose, forehead and eyes. The third factor was described the height of the ear environs. The forth factor contained the length around the sinciput to the occiput, the head thick and the head circumstance. The fifth factor was described the general width of the outer head and the corner of the eyes. The last factor contained the depth of the mouth and nose. Four clusters as their head and face shape were categorized using six factor scores by cluster analysis. Type 1 was characterized by the shortest head and face width, surface length and girth, and the shorter length of head, but the highest position of chin, philtrum, upper lip. Type 2 was characterized by the shortest head and face length and thickness, and the lowest position of the forehead, eye, nose, mouth, ear environs, but that had wider width of head and face. Type 3 was characterized by the longest and the widest head and face type, and the highest position of the mouth. Type 4 was characterized by longer length of head and face, and the widest head girth and largest head thickness, and the highest position of the forehead, eye, nose environs. And this type had the widest width of nose and mouth, and the longest head surface length.

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155cm 미만 키 작은 성인여성의 체형 특성 및 유형화 (Body type characteristics and classification of short adult women under 155cm)

  • 어미경
    • 한국의상디자인학회지
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    • 제20권3호
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    • pp.15-26
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    • 2018
  • The purpose of this study is to understand the characteristics of body types of adult woman under 155cm in height. To do this, direct measurement data showed that only 660 women aged 20~69 years old and under 155cm tall were classified, and their body type characteristics were analyzed. There are 51 body measurement items used in the analysis. The results of the study are as follows: As a result of the comparison of the body size of all adult women and women under 155cm, it was seen that short women were smaller than the all women, and were flattened with a slightly plump and bendless body. Factor analysis was performed to classify the body type of short women. Six factors including body size, body height, shoulder length and width, waist back length, hip length, and shoulder angle were measured. The results of cluster analysis, using factor scores, were classified into three types. Type 1 is taller among short women and slightly slimmer, and is an A-shape. Type 2 has the largest BMI and was the middle stature among short women It is the most obese body type and is an H-shape. Type 3 is short and plump, with a poor hip and is a Y-shape. As a result of crossover analysis, there was a difference in the body type characteristics of each age group. After all, the body type of the short adult women under 155cm was clearly different from those of all adult women, there was also a difference in the body type among short adult women.

Foot Type Classification of Korean Male Farmers for Ergonomic Work Shoes Design

  • Kim, Dohee;Hwang, Kyoung Suk;Lee, Kyung Suk
    • 대한인간공학회지
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    • 제31권6호
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    • pp.773-783
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    • 2012
  • Objective: The aim of this study is to identify foot shapes of Korean male farmers by classifying their foot types using 3D scan data and analyzing the characteristics of each type. Background: The increasing demands for anthropometric information for the design of machinery and personal protective equipment to prevent occupational injuries has necessitated an understanding of the anthropometric differences to be found among occupations. Static stooped posture and squatting posture are so common in Korean farmers that anthropometric deformation in foot especially seems to occur easily. Method: 366 Korean male farmers volunteered for this study from 16 different farming villages nationwide from 2009 to 2011. Subjects were categorized into 4 age groups from 40s to 70s. Their right feet were measured by using 3D foot scanner, the anthropometric dimensions were composed of 40 items. Results: The 8 major factors affecting the foot shapes were extracted. From these factors the foot shape of Korean male farmers was classified into 3 Foot types. Foot type 1 showed severe deformation in toe 1, type 2 had a narrow shape and type 3 had a wider width for its length. Conclusion: There were some differences in foot shape and types between farmers and the public. The most characteristic foot type in Korean male farmers was type 3. Application: The results of identifying foot shapes of Korean male farmers might provide the useful information for designing ergonomic farm work shoes.

STUDY OF FLARE-ASSOCIATED X-RAY PLASMA EJECTIONS : II. MORPHOLOGICAL CLASSIFICATION

  • KIM YEON-HAN;MOON Y.-J.;CHO K.-S.;BONG SU-CHAN;PARK Y.-D.
    • 천문학회지
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    • 제37권4호
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    • pp.171-177
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    • 2004
  • X-ray plasma ejections often occurred around the impulsive phases of solar flares and have been well observed by the SXT aboard Yohkoh. Though the X-ray plasma ejections show various morphological shapes, there has been no attempt at classifying the morphological groups for a large sample of the X-ray plasma ejections. In this study, we have classified 137 X-ray plasma ejections according to their shape for the first time. Our classification criteria are as follows: (1) a loop type shows ejecting plasma with the shape of loops, (2) a spray type has a continuous stream of plasma without showing any typical shape, (3) a jet type shows collimated motions of plasma, (4) a confined ejection shows limited motions of plasma near a flaring site. As a result, we classified the flare-associated X-ray plasma ejections into five groups as follows: loop-type (60 events), spray-type (40 events), jet-type (11 events), confined ejection (18 events), and others (8 events). As an illustration, we presented time sequence images of several typical events to discuss their morphological characteristics, speed, CME association, and magnetic field configuration. We found that the jet-type events tend to have higher speeds and better association with CMEs than those of the loop-type events. It is also found that the CME association (11/11) of the jet-type events is much higher than that (5/18) of the confined ejections. These facts imply that the physical characteristics of the X-ray plasma ejections are closely associated with magnetic field configurations near the reconnection regions.

얼굴의 진단적인 가치에 대한 기초적 연구 (A basic study on the diagnostic values of facial color and shape)

  • 김경철;이정원
    • 대한한의진단학회지
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    • 제22권1호
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    • pp.19-31
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    • 2018
  • For the purpose of the basic educated-establishment on the diagnostic methods of "facial color and shape which reflect human's spiritual essence and personality", we study on the diagnostic value and application of the human face. The study's domain is divided the form and color of human face. And the form and color of human face is respectively observed the diagnostic value and contents. The form of human face reflect plenty the information of the mankind, and the observation of the face is applied to the "Physiognomie" refering to the external features of humans. Therefore the diagnosis on the form of human face is the primary factor in the grouping of five-element human, the discrimination of the Sasang constitution, and the classification of Hyunsang type. The color of human face reflect the physical information of internal organs and the pathological change of disease, therefore we examine the region, character and grade of disease by the inspection of complexion including the changes of color and luster of the facial skin. The inspection on the color is also the primary factor in the grouping of five-element human, the classification of Hyunsang and the differentiation of syndromes. The value of the inspection of complexion including the changes of color and form of the face is widely known. In the future, we think, we need to study more about the theory of the diagnostic value and application of the human face.

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학령기아동의 체형분류법에 따른 체중, 키, 비만도 및 체질량지수 비교 (Comparison in Weight, Height, Degree of Obesity and Body Mass Index Among Different Methods for Body Shape Classification in School-Age Children)

  • 안영미;손민;최선하
    • 대한간호학회지
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    • 제40권6호
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    • pp.775-784
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    • 2010
  • Purpose: The study was conducted to describe body shapes of school age children using the degree of obesity index (DOI) and body mass index obesity index classified by the Ministry of Education, Science and Technology (M-BOI) and Seoul Metropolitan Office of Education (S-BOI). Methods: In this cross sectional descriptive study health screening data for school children collected in 2007 was used. Results: Data were analyzed for 2,193 4th-6th grade boys (52%) and girls who attended 4 schools in rural areas. DOI determined that only 44.3% of students had average weight. This proportion was much lower than the results of other methods (74.3-77.6%). All three methods defined girls (51.3-61.8%) as skinnier than boys. Skinny and average body shaped children classified by DOI and obese children classified by S-BOI were heavier and taller and presented higher degrees of obesity (DO) and BMI scores than by other methods. M-BOI and S-BOI presented statistically significant positive correlations with weight, height, DO and BMI, while DOI was not correlated with height. Conclusion: BMI based body shape classifications provide a more rigorous classification of body shape which are favorable for school health professionals with limited resources and policy makers for internationally comparable references.

Harmony Search 알고리즘 기반 HMM 구조 최적화에 의한 얼굴 정서 인식 시스템 개발 (Development of Facial Emotion Recognition System Based on Optimization of HMM Structure by using Harmony Search Algorithm)

  • 고광은;심귀보
    • 한국지능시스템학회논문지
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    • 제21권3호
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    • pp.395-400
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    • 2011
  • 본 논문에서는 얼굴 표정에서 나타나는 동적인 정서상태 변화를 고려한 얼굴 영상 기반 정서 인식 연구를 제안한다. 본 연구는 얼굴 영상 기반 정서적 특징 검출 및 분석 단계와 정서 상태 분류/인식 단계로 구분할 수 있다. 세부 연구의 구성 중 첫 번째는 Facial Action Units (FAUs)과 결합한 Active Shape Model (ASM)을 이용하여 정서 특징 영역 검출 및 분석기법의 제안이며, 두 번째는 시간에 따른 정서 상태의 동적 변화를 고려한 정확한 인식을 위하여 Hidden Markov Model(HMM) 형태의 Dynamic Bayesian Network를 사용한 정서 상태 분류 및 인식기법의 제안이다. 또한, 최적의 정서적 상태 분류를 위한 HMM의 파라미터 학습 시 Harmony Search (HS) 알고리즘을 이용한 휴리스틱 최적화 과정을 적용하였으며, 이를 통하여 동적 얼굴 영상 변화를 기반으로 하는 정서 상태 인식 시스템을 구성하고 그 성능의 향상을 도모하였다.

Reliability of cone-beam computed tomography for temporomandibular joint analysis

  • Gorucu-Coskuner, Hande;Atik, Ezgi;El, Hakan
    • 대한치과교정학회지
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    • 제49권2호
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    • pp.81-88
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    • 2019
  • Objective: The aim was to assess the intraobserver and interobserver reliabilities of temporomandibular joint linear measurements and condylar shape classifications performed with cone-beam computed tomography (CBCT). Methods: CBCT images of 30 patients were measured at two different time points by two orthodontists using the Dolphin 3D program (n = 60). Anterior, posterior, and superior joint space measurements and sagittal joint morphology classification in the sagittal view and medial and lateral joint space and mediolateral width measurements and coronal joint morphology classification in the coronal view were recorded. Intraclass-interclass correlation coefficients (ICC) and kappa statistics were used to assess intraobserver and interobserver reliability for the measurements and morphology classifications, respectively. Results: The ICC values were good for measurements of the posterior joint space by observer I and for measurements of the posterior, medial, and lateral joint spaces by observer II, while the other intraobserver measurements were excellent. Only the mediolateral width measurements showed excellent interobserver ICC values, while the other measurements showed good interobserver ICC values. Intraobserver agreement for the sagittal morphology classifications was moderate (${\kappa}=0.479$) and almost perfect (${\kappa}=0.858$) for observers I and II, respectively, while the corresponding agreement for the coronal morphology classifications was substantial for both observers. The interobserver agreement values for sagittal and coronal morphology classifications were slight (${\kappa}=0.181$) and fair (${\kappa}=0.265$), respectively. Conclusions: Linear temporomandibular joint measurements were reproducible and reliable in both intraobserver and interobserver evaluations. However, interobserver agreement for assessments of condylar shape was low.

수산관광 활성화를 위한 도다리와 흘림도다리의 비교 (The comparison between Pleuronichthys cornutus and Pleuronichthys japonicus for the activation of fishery marine tourism)

  • 신임수
    • 디지털융복합연구
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    • 제19권8호
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    • pp.43-48
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    • 2021
  • 우리나라 가자미는 총 26종으로 알려져 있고 어종에 대한 형태로 분류한 연구는 많이 진행되었으나 육안으로 구분하기에 어려움이 있으며 가자미와 도다리 등으로 혼용, 오용되어 쓴다. 이 연구는 도다리와 흘림도다리의 분류학적 기준을 제시하고 수산자원을 활용한 관광교육 자료로 활용하고자 한다. 계수와 계측을 통하여 형태적 비교를 하였고 두 어종은 전체적으로 체고는 낮고 체폭이 넓은 타원형으로 납작하게 측편되어 있으며 뒷지느러미는 등지느러미와 비슷한 형태와 크기로 발달하였고 꼬리지느러미는 부채꼴 모양으로 넓게 펼쳐져 있었다. 설골 중 미설골의 주부, 좌골부, 분문돌기의 세 부분에서 좌골부와 부문돌기에서 굽어진 정도, 벌어진 각도, 모양의 차이를 보여 대표적인 분류형질에 부합하였다. 또한 가자미과 어류의 한 속으로서 형질을 구분하여 분류하고 그 특징을 정리하며 추후 학명과 명칭의 오용을 줄이는 수산해양 교육 자료로서 기초가 되기를 희망한다.