• Title/Summary/Keyword: Color Analysis by School Level

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A Study of the Interior Image based on the Color Analysis in School Libraries (색채 분석을 통한 학교도서관 실내 이미지 연구)

  • Soomin Ji;Bong-Suk Kang
    • Journal of the Korean BIBLIA Society for library and Information Science
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    • v.35 no.1
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    • pp.27-45
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    • 2024
  • The purpose of this study is to analyze the colors in the school libraries and identify the images of adjectives derived from the colors. This study investigated the hue (basic color), value (brightness) and chroma (color intensity) in the school libraries through KSCA program. It analyzed 15 school libraries from elementary schools to high schools. Furthermore, with the aids of I.R.I Adjective Image Scale, the adjective images of the colors could be identified. The results are as follows: In the elementary school libraries, the hue was used in the order of YR (yellow red), N (neutral), and Y (yellow), while in the order of YR (yellow red), N (neutral), and R (red) in the middle school libraries. All the school libraries had medium brightness on average, whereas the colors had a low chroma. As for the adjective images of the colors, the adjective 'gentle' has appeared the most in every school library. The school libraries have similar colors and adjective images for all levels, not presenting any particular differences in the colors of every interior space arrangement.

POSITION RECOGNITION AND QUALITY EVALUATION OF TOBACCO LEAVES VIA COLOR COMPUTER VISION

  • Lee, C. H.;H. Hwang
    • Proceedings of the Korean Society for Agricultural Machinery Conference
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    • 2000.11c
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    • pp.569-577
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    • 2000
  • The position of tobacco leaves is affluence to the quality. To evaluate its quality, sample leaves was collected according to the position of attachment. In Korea, the position was divided into four classes such as high, middle, low and inside positioned leaves. Until now, the grade of standard sample was determined by human expert from korea ginseng and tobacco company. Many research were done by the chemical and spectrum analysis using NIR and computer vision. The grade of tobacco leaves mainly classified into 5 grades according to the attached position and its chemical composition. In high and low positioned leaves shows a low level grade under grade 3. Generally, inside and medium positioned leaf has a high level grade. This is the basic research to develop a real time tobacco leaves grading system combined with portable NIR spectrum analysis system. However, this research just deals with position recognition and grading using the color machine vision. The RGB color information was converted to HSI image format and the sample was all investigated using the bundle of tobacco leaves. Quality grade and position recognition was performed through well known general error back propagation neural network. Finally, the relationship about attached leaf position and its grade was analyzed.

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A Method to Evaluate Rate of 'Soft-Hard' In a Drawing (그림의 '부드러운-딱딱한' 정도의 평가 방법)

  • Yoon, Seok-Hoon
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.10 no.12
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    • pp.3963-3970
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    • 2009
  • This study proposes a method to evaluate the level of 'soft-hard' of color quantitatively by evaluating the shape with edge sharpness automatically and by evaluating color in the color image scale in a drawing in art therapy using a computer. The dependent variable is the rank for the color experts to rate the level of 'soft-hard'. The mean and standard deviation of Value(V), and Chroma(C), colors, main color, clusters, length of edge, and sharp line rate of edge are considered as the independent variable. The appropriate independent variables to explain the dependent variable are selected through the step wise regression analysis. The inter-rater reliability of two raters is checked and the validity of developed system is verified by the rank correlations coefficient between the ranks of rater's and system's. This system can be used to evaluate of the shape or color in a drawing objectively and quantitatively for art therapy assessment, and to give the useful information to the fashion, textile, interior industry as well as color psychology and art therapy.

The Effects of Garment Formality, Colors, Contexts on Male High School Teacher's Impression Male and Female High School Students' in Taejeon area - (남자 고등학교 교사의 인상형성에 미치는 의복 격식차림, 색 및 맥락의 영향 -대전지역 남.녀 고등학생을 대상으로-)

  • 이향미;김재숙
    • Journal of the Korean Society of Clothing and Textiles
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    • v.22 no.3
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    • pp.312-320
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    • 1998
  • The purposes of this study were 1) to extend the gestalt theory in an attempt to explain the effect of garment clues(formality, color) perceiver's gender, and contexts on impression formation of a male high school teacher, and 2) to found out high school students' attitude toward their teacher's school outfits. The experimental design was a quasi-experimental with full factorial design of 4 independent variables : 3(formality levels)x2(garment colors)x2(perceiver's gender)x2(con- texts) The experimental materials developed for the study were a set of stimuli and response scale. The stimuli consisted of 12 color photographs produced by CAD system and response scale constituted of 28 bipolar adjectives representing personal traits. In addition to the qualitative research was also performed. The subjects composed of 277 male and 291 female high school students' in Taejeon city and research was a between subject design. The data was analysed by factor analysis, ANOVA, Duncan's multiple range test. The major findings drawn from this study were as follows: 1. The perceivers impression were consisted of 4 major dimensions; evaluation, sociability, attractiveness, potency. 2. All the independent variables showed some significant impression effects on selected dimensions. Garment color indicate the most significant effects among the 4 independent variables and garment formality showed least effects. 3. The subjects of the study preferred suits(highest formality level garment) to semi-formal or casual outfits for male teacher's school outfits. In conclusion, 4 independent variables affected differently 4 major impression dimensions and garment formality and contexts showed significant interaction effect, this results supported the gestalt theory of impression formation.

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Development of an Educational Illustration on a Complete Airway Obstruction Maneuver for Elementary School Students Grade 1 through 3 (초등학교 저학년생을 위한 이물질에 의한 완전기도폐쇄 응급처치 교육용 일러스트레이션 개발)

  • Kim, Mi-Seon
    • The Korean Journal of Emergency Medical Services
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    • v.10 no.3
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    • pp.61-70
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    • 2006
  • Purpose: The purpose of this study is to develop a realistic illustration using watercolors on a complete airway obstruction maneuver that is at an appropriate level for elementary school students from the first grade through the third. The illustration is a series of cuts divided into specific frames designed to illustrate the method to be followed in an action or a practical skill that would otherwise be too difficult to explain in written form. Methods: The fundamental theory of the Jeong In-Sung's instruction learning program based on the WEB to construct an appropriate site of instruction learning was used after modification. In this study analysis, design, and production stages were realized. Results: 1. In Stage 1, impressions of the illustration, in sketch form, were received. In Stage 2, results of impressions from a modified illustration were received. After an appropriate level of understanding and accuracy in the practical steps for emergency maneuvers were achieved the illustrations entering Stage 3 and color was added to the sketches. 2. In Stage 3, the illustration was completed by adding color to the contents for the practical steps in the complete airway obstruction maneuver. 3. For composition evaluation, a result of 100% appropriateness was obtained for both items of harmony between illustration and subject being studied and sufficiency in quantity of illustrations. Also high results for appropriateness in items such as clarity, creating interest, illustration size, and tone preference as related to content were achieved and thus completed the production stages. Conclusion: The Complete Airway Obstruction Maneuver Illustration developed specifically for the characteristics and cognitive level of elementary school students grade 1 through grade 3 was appropriate for teaching and learning. There is a need for future research on developed illustrations aimed at elementary school students grade 1 through 3 on the complete airway obstruction maneuver. There is also a need for continued effort in developing certified evaluating tools that can judge the suitability of illustrations and developing illustrations related to emergency maneuvers for various subjects and appropriate for learner level.

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The Effect of Color Therapy Program on Psychological Characteristics and Color Expression of Adolescents (컬러테라피프로그램이 청소년의 심리적 특성과 색채표현에 미치는 영향)

  • Lee, Kyoung Hee;Lee, Seunghyun
    • Fashion & Textile Research Journal
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    • v.22 no.6
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    • pp.789-802
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    • 2020
  • This study analyzes the experiences of a color therapy program that uses color and fashion directing to influence the psychological characteristics of adolescents, such as emotional intelligence, self-efficacy, and color expression. The subjects of this study were 15 adolescents who participated in B-City Winter School (January 6-15, 2020). Pre- and post-tests for emotional intelligence and self-efficacy were conducted to confirm the effect of the color therapy program that indicated a significant difference at the p<.05 level. Statistical significance was confirmed through the GEE model for formal characteristics used in pre/post and fashion-directed color expression. Peter pre- and post-changes in vocabulary emergence were investigated with a Word Cloud analysis using R program 4.0.2 that extracted the lower and upper categories. The significance of this study is that by expressing both color expression and fashion direction together, a program was provided for adolescents to have richer emotional experiences and career-related experiences. This study examined changes within a short period of time in 15 subjects; consequently, a follow-up in-depth qualitative analysis of the program effect and a post-testing study on maintaining the long-term effect is expected to secure further validity and usefulness of the study results. In addition, new studies are expected to contribute to the development of differentiated fashion-related education programs.

Differences on Use of Colors before and after Color Stimulations -Two different stimuli of images by design majors and non-design majors- (색채자극 전과 후 달라진 색 사용에 관한 연구)

  • Kim, Sun-Hwa;Lee, Seung-Hee
    • Science of Emotion and Sensibility
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    • v.12 no.3
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    • pp.351-356
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    • 2009
  • The study is about how the difference in education levels can affect the subjects' use of color and find out the features of the effect. This experimental study focused on the differences in color expression using the outline picture of a painting before and after being exposed to a full-color picture of the original painting. Differences between two conditions with two different stimuli were observed and the cause of the differences was analyzed based on the number of colors and the quantity of colors and composition of the colors used by the subjects. The study precedes an experiment based on how the level of education though experience can affect the use of colors. This study is focused on the various effects of color usage by children and adults who have various degrees of visual experience. In addition, the study analyzes how design majored subject differed in the use of color from non-design majored subject and compares the use of colors by the two groups. The results showed that design majored subject tended to use less coloring patterns after seeing the stimulus of the Monet picture with more colors, and included the colors from the stimuli they were exposed to. The non-design majored subject who viewed the Mondrian painting demonstrated opposite results by using less number of colors than before seeing the stimuli. In comparison to design majored subject, the variations in selected colors and the quantity of color by non-design majored subject were not consistent.

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A Study of the Make-up Behaviors and Consumers Anxiety in Purchasing Cosmetics of the Female High School Student (여고생의 화장행동과 화장품 구매불안에 관한 연구)

  • 김현희;유태순
    • Journal of the Korean Society of Clothing and Textiles
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    • v.26 no.2
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    • pp.251-262
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    • 2002
  • The purpose of this study is understanding female high school student's make-up culture by developing the recognition criteria for their make-up behavior and anxiety in purchasing cosmetics. This study targeted 524 female high school students who attended vocational and academic high school located in Daegu, Korea. SPSS WIN package was used fur statistics and MANOVA, ANOVA, LSD post-verification was conducted for data analysis. The conclusion of this study is as fellowed ; (1) Academic groups showed statistically different tendency to 6 reasons of make-up behavior ; interest in make-up was chosen most for the reason and etiquette, make-up satisfaction, aesthetics, fashion, synchronism comes next in the order. (2) In case of vocational group, it also showed different tendency to 6 reasons of make-up behavior ; interest in make-up was also most highly chosen reason as the academic group and etiquette was next and then make-up satisfaction, aesthetics, fashion were same level and synchronism was shown to be the lowest chosen reason in the order. (3) Academic group showed different level of anxiety from the 11 reasons of anxiety in purchasing cosmetics ; also anxiety of material was highly chosen reason and then fitness, price, color, quality, utility, purchasing, after service, fashion, label-trust, other people's comments comes next for the reason. (4) Vocational group also showed different level of anxiety from 11 reasons of anxiety in purchasing cosmetics; also anxiety of material was highest reason (same as the academic group) and then fitness, color, quality, price, utility, after service, label-trust, fashion, buying, other people's comments comes next for the reason.

Taxonomic Study of the Genus Abundisporus in Korea

  • Jargalmaa, Suldbold;Park, Myung Soo;Park, Jae Young;Fong, Jonathan J.;Jang, Yeongseon;Lim, Young Woon
    • Mycobiology
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    • v.43 no.3
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    • pp.225-230
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    • 2015
  • The polypore genus Abundisporus Ryvarden is characterized by resupinate to pileate fruitbodies with a purplish brown hymenophore, slightly thick-walled, pale yellowish and non-dextrinoid basidiospores, and causing white rot. A purple color hymenophore, an easily observable and striking character, was considered the main distinctive feature at the generic level within polypores. However, due to highly similar basidiocarp features, species identification within these purple polypores is particularly difficult. Three species of purple colored polypores have been reported in Korea (Abundisporus fuscopurpureus, A. pubertatis, and Fomitopsis rosea). Based on morphological re-examination, ecological information, and sequence analysis of the internal transcribed spacer, we showed that previous classification was incorrect and there is only one species (A. pubertatis) in Korea. We provide a detailed description of A. pubertatis in Korea, as well as a taxonomic key to distinguish wood rot fungi with a purple hymenophore.

A study of the color reproducibility and color fastness of digital textile printing for nylon sublimation transfer (나일론 승화전사 디지털 프린팅의 컬러 재현성 및 견뢰도에 관한 연구)

  • Choi, Gyung-Me;Kim, Ki-Hoon
    • The Research Journal of the Costume Culture
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    • v.26 no.5
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    • pp.754-763
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    • 2018
  • This study examined the color reproducibility and color fastness of digital textile printing for nylon sublimation transfer. After measuring the temperature and time suited to nylon sublimation transfer, the researchers conducted various tests for comparison and analysis including polyester transfer paper on polyester fabric to check dyeing characteristics, color change, sharpness, and the rubbing fastness of the dyeing samples for nylon sublimation transfer. These tests produced the following results. At $185^{\circ}C$ and $187^{\circ}C$, the sublimation transfer dyeing characteristics of nylon were similar to those of polyester and the researchers even observed superior color development in some colors; at a low temperature of $180^{\circ}C$, the sample that was worked on had the lowest level of color development. The examination of color difference (${\Delta}E$), which compared $L^*a^*b^*$ values, showed that the ${\Delta}E$ value of magenta was 10.34, that of yellow was 24.70, and that of black was 15.28. These results highlight the important role of heat treatment temperature and time on color development in nylon sublimation transfer. Concerning sharpness, the samples subjected to higher temperature heat treatment exhibited fewer color spreading phenomena around lines. Thus, dyeing properties and fastness can be enhanced by elongating time at low temperatures and shortening time at high temperatures; however, considering production time constraints as well as the need to produce industrially marketable quantities, the findings of this study suggest that the heat treatment temperature most suitable for nylon sublimation transfer is $187^{\circ}C$ for a duration of 50 seconds.