• Title/Summary/Keyword: Color stimuli

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The Male Perceiver's Image Evaluation and Preference of Women's Hairstyle (여성 헤어스타일에 대한 남성 지각자의 이미지 평가 및 선호도 연구)

  • Lee, Myoung-Hee
    • Journal of the Korea Fashion and Costume Design Association
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    • v.9 no.2
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    • pp.127-138
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    • 2007
  • The purpose of this study was to investigate the male perceiver's image evaluation on women's hairstyle and hair color, and to disclose the preference of the hairstyle and hair color. The experimental design was $2{\times}3{\times}3$ (hair $wave{\times}hair\;length{\times}hair$ color) factorial design by 3 independent variables. The stimuli were 18 women's upper body photographs which were output by computer simulation. The hairstyles were straight hair and wavy hair, and the types of the hair length were long, medium, and short hair. The hair colors were black, dark brown, and bright brown. Subjects were 154 men living in Seoul. The data were analyzed by using factor analysis, Cronbach's ${\alpha}$ reliability coefficient, three-way ANOVA, one-way ANOVA, and Duncan's multiple range test. The results of this study were as follows. Four image dimensions were derived by factor analysis. These were individuality, elegance, potency, and attractiveness. Male perceivers evaluated the women's long hairstyles to be more elegant than the short and the medium length hairs. The women's short hairstyles were perceived more potent than the long and the medium length hairs. The straight hairs were evaluated more elegant than the permed hairs, and the permed hairs were evaluated higher in individuality and attractiveness. The black hairs were perceived lowest in attractiveness, and the bright colors were perceived low in elegance. Male preferred the long brown straight hair first. They liked women's long hairs better than the short and the medium length hairs. Teenaged males preferred various hair colors more than those in their 20's and 30's did.

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The effect of binocular disparity on neon color spreading (양안 부등 정보가 네온 색 확산에 미치는 효과)

  • Jung, Woo-Hyun;Cha, Han-Nim
    • Korean Journal of Cognitive Science
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    • v.22 no.3
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    • pp.235-254
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    • 2011
  • Two experiments were conducted to investigate the impact of binocular disparity information on Neon color spreading (NCS). The stimuli was the modification of Ehrenstein figure used by Redies and Spillmann(1981); inner and outer segments were achromatic and middle segments was chromatic. In experiment 1, the effect of binocular disparity was tested in each segment that were divided inner, middle and outer segments. In experiment 2, the impact of added segments that were put in different depth place were tested. The results showed that the segments on same place were, the clearer the NCS was. Consistent with the previous studies, the effect of color segment in front or in behind was not appeared. The case of added segments, regardless of added segments were placed either front or behind, the NCS was reduced. But the effect of added outer segments was more affect then added inner segments. This results were suggested that NCS could be affected by depth information but more affected by stage of before depth processing.

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Clinical Study for Visual Application of Circle Pattern with 3G Color on Attention Deficit/Hyperactivity Disorder Patients (주의력결핍-과잉행동장애 (ADHD) 환아에 대한 집중력 개선과 심리적 안정을 위한 3G 색과 원문양의 시각적 활용의 효과 연구)

  • Choi, Hyeon;Kim, Jeong-Sin;Lee, Eun-Hye
    • The Journal of Korean Medicine
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    • v.31 no.1
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    • pp.47-56
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    • 2010
  • Objective: Many drug or non-drug therapies are reported to be effective in reducing the severity of attention deficit/hyperactivity disorder (ADHD). The aim of this study was to assess the effect of color and pattern on the severity of ADHD in young ADHD patients. Method: We randomly assigned 30 children into two groups and had them participate in 15-minute block play sessions once in a week. The experimental group used blocks with green (3G, Munsell color system) circle patterns on them, while the control group played with plain white blocks. We also provided a set of playing cards with the corresponding patterns. This trial continued for 4 weeks and 29 children (96.7%) completed. The primary outcome measurement was the ADHD rating scale-IV and was evaluated on every visit. Results: After the trial, ADHD score decreased in both groups but not significantly ($34.4{\pm}8.0$ to $30.0{\pm}4.3$; $34.0{\pm}6.0$ to $30.3{\pm}3.2$). However, there were significant differences in 4 items of ADHD rating scale between the two groups. These consisted of 3 inattention (Q3, Q7, Q15) and 1 hyperactivity-impulsivity (Q12) items and the reduction between the first and final visits was significant (p=0.0240, p=0.0498, p=0.0237 and p=0.0012 respectively). Conclusion: Repeated exposure to a green circle pattern might not influence the total score of ADHD rating scale but reduced 3 inattention items and 1 hyperactivity-impulsivity significantly in children with ADHD. Proper visual stimuli are partially helpful for pediatric ADHD.

A Study on the Influence of Appearance Variables upon the Intellectual Impression Formation. (외복변인의 지적 인상형성에 미치는 영향에 관한 연구)

  • 문영보;이인자
    • Journal of the Korean Society of Costume
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    • v.20
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    • pp.17-31
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    • 1993
  • The purpose of this study is to inquire into the influence of appearance cues on the intellectual impression formations, whether there are differen-ces in the impression formation between the case which the appearance is partially percepted and the case wholely percepted. The study consists of the experiment of the factorial design with 5 independent variables of Face (intellectual and social), Hair Style (intellec-tual and social), Clothing Style (intellectual and social), Textile Pattern(single, color, dot, and stri-pe), and Presentation Level of stimuli (upper-half and full-length). The outcomes of study are as follows : 1) The intellectual impression formation was influenced by face, clothing style, and textile pat-tern, but clothing style and textile pattern were more influential than face. When the models with intellectual face wore in intellectual clothing style, they gave more additional intellectual impression. And when intellectual clothing was in single color, it conveyed more intellectual impression. Hair style had no main effect but it influenced on the impression formation through interaction with other variables. 2) There were differences in the formation of the intellectual impressions between the case the appearance was partially percepted and the case wholely percepted. The case of full-lenth pressen-tation was more influential than that of upper-half presentation.

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Effects of Hair Colors on the Optical Illusion of Body Types

  • Li, Eun-Ji;Shim, Boo-Ja
    • Journal of Fashion Business
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    • v.7 no.3
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    • pp.14-23
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    • 2003
  • The purpose of this study is to determine affects of hair colors on physical shapes and images through field survey and experimental research. For the purpose, this researcher surveyed 230 female college students residing in Busan about their dyed hair colors, and selected the subjects for the study. Then the researcher an experimental research on the subjects by suing test stimuli. Results of the study can be described as follows: Experiment of the Optical Illusion of Physical Shapes. For all items measured for the experiment, except four ones, if was found that hair colors provided significant efforts of optical illusion factor analysis, included horizontality, outlines of the body and face, a horizontal line of the shoulder, the length, verticality and a horizontal line of the face. According to hair colors, black made the body look slimmer and the face look apparent. White made the body height look low, the outline of the face look clear and the neck or shoulder look fleshed. Female college students whose hair color was orange looked unclear in the body silhouette, bright in the face and broad in the hip and shoulder. Other students whose hair color was red, attracting the line of vision upward most strongly, looked fleshed in the upper body and broad in the face. Finally, blue made the face look dark.

Robust Face Detection Based on Knowledge-Directed Specification of Bottom-Up Saliency

  • Lee, Yu-Bu;Lee, Suk-Han
    • ETRI Journal
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    • v.33 no.4
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    • pp.600-610
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    • 2011
  • This paper presents a novel approach to face detection by localizing faces as the goal-specific saliencies in a scene, using the framework of selective visual attention of a human with a particular goal in mind. The proposed approach aims at achieving human-like robustness as well as efficiency in face detection under large scene variations. The key is to establish how the specific knowledge relevant to the goal interacts with the bottom-up process of external visual stimuli for saliency detection. We propose a direct incorporation of the goal-related knowledge into the specification and/or modification of the internal process of a general bottom-up saliency detection framework. More specifically, prior knowledge of the human face, such as its size, skin color, and shape, is directly set to the window size and color signature for computing the center of difference, as well as to modify the importance weight, as a means of transforming into a goal-specific saliency detection. The experimental evaluation shows that the proposed method reaches a detection rate of 93.4% with a false positive rate of 7.1%, indicating the robustness against a wide variation of scale and rotation.

Bilateral Congenital Deafness in a White Bull Terrier; Brainstem Auditory Evoked Response Findings

  • Kang, Byeong-Teck;Lee, So-Young;Jung, Dong-In;Kim, Hyung-Joong;Woo, Eung-Je;Park, Hee-Myung
    • Journal of Veterinary Clinics
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    • v.25 no.6
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    • pp.506-509
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    • 2008
  • A 2-month-old, intact female white Bull Terrier presented because of suspected deafness. The coat color was predominantly white and the iris color, of both eyes, was brown. The dog did not respond to the owner's voice when the sound stimuli were presented outside of the visual field; however, the dog responded to visual gestures. The other physical, neurological, otoscopic, radiographic, and blood examinations were unremarkable. To assess the apparent deafness, brainstem auditory evoked responses (BAER) were recorded and analyzed in the dog with suspected deafness as well as a normal littermate. The response in the normal littermate consisted of a series of five wave peaks (I-V) with decreased amplitude and prolonged latency as the stimulus intensity decreased. The BAER from the dog suspected of deafness appeared as a flat line and did not reveal identifiable peaks that corresponded to those found in the normal littermate. Thus, congenital, sensorineural and bilateral deafness was confirmed by the BAER.

Color Reproduction in Television Receiver Based on Chromatic Adaptation of Human Visual System (시각계 색 순응을 고려한 텔레비전 수상기에서의 색 재현)

  • Choi, Duk-Kyu;Han, Chan-Ho;Lee, Kuhn-Il;Sohng, Kyu-Ik
    • Journal of the Korean Institute of Telematics and Electronics S
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    • v.35S no.11
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    • pp.133-143
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    • 1998
  • The viewers primarily watch a television under the surround light source of an incandescent or a fluorescent light. When human visual system has been adapted chromtically under the different surround light, the same chromaticities elicit quite different color appearnaces. Therefore, the corresponding color reproduction is the most suitable objective of a color television system. In this paper, an efficient corresponding color reproduction method based on the chromatic adaptation of human visual system is proposed in which colors in the display have the same appearance as the colors in the original would have had if they had been illuminated by standard illuminant ($D_{65}$). The chromaticities that appeared neutral in human visual system were determined by the Hunt's experimental results of the color adaptation in picture viewing situations and the corresponding chromaticity coordinates of stimuli in chromatic adaptation were obtained by the Bartleson's theory. Also, the corresponding color reproduction is realized by changing the phase and the gain of the demodulation axes in television receiver. Experimental results show that the proposed corresponding color displayed on the television is better than that of the conventional colorimetric color reproduction under the surround light sources.

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Effects of Combined Stimuli of Color and Sounds on Human Sensibility (색상과 음향의 복합자극에 대한 인간감성의 변화)

  • 정일석;이구형;김병주
    • Proceedings of the Korean Society for Emotion and Sensibility Conference
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    • 2001.05a
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    • pp.97-103
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    • 2001
  • 인간은 외부 자극 중 시각 및 청각 자극으로부터 가장 많은 정보를 받아들이며 감성이 유발된다. 지금까지의 제품 개발 과정에서 디자인은 시각적 이미지에 중점을 두고 제품에 대한 사람의 느낌을 긍정적으로 만들어주는 외형적 심미성을 추구하여 왔다. 그러나 증대하는 고객의 감성욕구를 충족시키기 위해 기존의 시각 단독 자극에 의한 방법은 한계가 있으며, 따라서 두 가지 이상의 자극을 동시에 제공하는 복합자극을 활용함으로써 고객의 감성만족을 극대화하는 제품 디자인이 필요하다. 본 연구는 이미지 스케일에 나타난 대표적은 8가지 색상과 음향을 함께 제시할 때 인간 감성의 변화를 파악하고 두 자극간 상호 관련성을 조사하였다. 실험결과 동일속성의 색상, 음향이 제시될 때 유발되는 감성은 요소자극과 동일한 속성을 따르며 감성크기가 감소하였고, 반대 속성의 자극이 제시될 때 가성 변화 방향은 청각(음향) 방향과 동일하고, 자극의 크기는 상반된 속성에 의해 가성의 상쇄현상을 보여주었다. 또한 피실험자를 정적, 동적인 성격으로 구분하여 분석한 결과 감성 변화에 차이를 보였으며 이 결과를 토대로 다감각 디자인을 위해 감성의 개인성도 고려해야 함을 알 수 있었다.

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The Effect of Garment Formality, Yin-Yang Level, and Body Type on Impression Formation (Part I) (아동의 의복과 체형이 인상형성에 미치는 영향(제 1 보) -국민학교 1학년 담임교사를 중심으로-)

  • 이미숙;김재숙
    • Journal of the Korean Society of Clothing and Textiles
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    • v.19 no.6
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    • pp.1017-1026
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    • 1995
  • The purpose of the study was to 1) extend the cognitive categorization theory in an attempt to explain the effect of garment formality, Yin-Yang, and body type of children on impression formation, and 2) to understand teacher's attitudes toward children's school outfits. The experimental design was a $2^3$_full factorial design by 3 independent variables. The stimuli consisted of 8 color photographs and the semantic differential response scale was used to analyze the responses of 267 teachers of elementary school. The data were analyzed by factor analysis, ANOVA, Duncan' test and content analysis. Four factors emerged to account for dimensions of first impressions. These were sociability, potency, dynamics, and cooperation. Garment formality effected on impression of cooperation dimension. Garment Yin-Yang and children's body type effected on impression of social and dynamics dimensions.

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