• Title/Summary/Keyword: Image based lighting

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An Analytical Study on the Types of Interior Space Design mage and Consisting Elements in the Fashion Specialty Store - Focused on the complex Fashion Specialty Store in own brand - (패션전문점의 실내공간 디자인 이미지 유형과 구성요소 분석연구 -자체브랜드 복합 패션전문점을 중심으로-)

  • 최상헌;최홍복
    • Korean Institute of Interior Design Journal
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    • no.15
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    • pp.3-16
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    • 1998
  • Fashion specialty store is based on one theme called "Fashion", to pursue originality of facilities in one concept from merchandising, environmental planning and facilities management and satisfy consumer's urge quantitatively as well as qualitative]y also congreqation of characteristic space, distingtion from commor store, not only selling goods but also jointly owned funtiona] space such as information and culture. So this research. with the importance of image. to present the basic information of interior design, study on the analyzing the type of image and the factor of composition focused on the complex fashion specialty store in own brand. Ana]yzing thr type of image with preliminary research and the first and second questionnair, with this make a comparision between the factor of composition and image. The conclusion was summertized as follows : '||'&'||'#8226; Firstly, the interior image of complex fashion specialty store in own brand divided into ;) different images, Such as :VIodern, Semi Classic. Hi-Tech Ylodern, Natural. and casual image '||'&'||'#8226; Secondly, according to the factor of composition is as follows, Such as Architecture, Surface. Furniture, Lighting and Display, the factor of composition is as follows : Architectura] factor divided into vertical. horizental. flexibility and exterior, Surface : material. and main color, Furniture : form and material. Lighting : lighting fixture and genera] lighting system, and Display: window and interior display . '||'&'||'#8226; Third]y, make a comparision of image. simple and feminine with Hi-Tech, Semi-Classic toward natural. complicated, feminine. and Low-Tech, Hi Tech ~.Iodern image, toward modem. natural. simple feel and somehow feminine. Natrual image, toward modem. natura], simple, and Hi Tech, Casual image toward modm, simple, and Hi Tech. '||'&'||'#8226; Fourthly, with builaing up new space, alteration infashion specialty store focused on the customers seiling space with rest and resources, also huge character is found in fashion specialty store

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Case study of Lighting method to improve TV news viewers' attention span -Based on KBS News 9 Lighting Method Analysis- (TV뉴스 시청자의 집중도 향상을 위한 조명 기법의 사례 연구 -KBS 9시 뉴스 조명 기법 분석을 중심으로-)

  • Han, Hak-Soo
    • Journal of the Korea Society of Computer and Information
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    • v.14 no.12
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    • pp.97-107
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    • 2009
  • Television News has significant impact on the information analysis of viewers by delivering world news to anonymous individuals everyday. We need to pay more attention to resolution considering the fact that even slight facial expression and the dress of TV anchor can be noticed by viewers in the high definition age, called HD TV, by radical changes in broadcasting situation. As a result, the beauty of expression that lighting technology has is extremely important in the high definition age. In news broadcast, as a phenomenon according to this change in trend, people have been looking for change in order to break with traditional TV news production by adopting DLP(Digital Lighting Processing) or LED(Light Emitting Diode). This effort has contributed to creating proper picture quality appropriate for HD TV. Nowadays Digital imaging is creating new trend in TV news production method from traditional analog-based lighting environment thanks to the development of IT(Information Technology) and digitalized lighting equipment. This change has led to building of HD studio and appropriate sets and lighting system. There are film set and projector which projects image on the screen and PDP, LCD, and DLP which has been used widely in recent years and LED which is often used as background in news program as examples, which has appeared since 1990s with HD TV. In this article, I analyzed the KBS News 9 lnce 1990s with in order to research the influence of television image component on the alyzed the KBS of TV article, I. I wille uggest the category of TV anchor image formulation in delivering information by means of lnce 1990s with based on the analysis result.

Study on Optimized Manual Development and Optimum Lighting System within Luminance-based Tunnel (휘도기반 터널내 운전자 적정조명시스템 개발 연구)

  • Lee, Mi-Ae;Kim, Yeon-Hwa;Han, Seung-Hun;Kim, Ji-Heon
    • Journal of the Korean Institute of Illuminating and Electrical Installation Engineers
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    • v.29 no.4
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    • pp.18-29
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    • 2015
  • The purposes of this research and development are as follows: first, to provide pleasant driving environments inside tunnels; second, to improve the current illumination environments lacking in diffusion luminance meters to meet tunnel lighting standards; and, third, to reduce the consumption of tunnel lighting energy accounting for approximately 65% of tunnel maintenance costs because of inadequate visual environments and tunnel operations. Further details are listed below. Firstly, an image luminance meter for tunnels that can implement the L20-method which is a tunnel luminance method that follows the international standards of CIE88, which was developed in order to improve and change the existing illumination-based tunnel lighting operation system to a luminance-based system. (The margin of error of below 5% according to the results of a test by an authorized agency and field test). Secondly, early illumination control is possible since the lighting control system that can be operated based on luminance enables interlocking control of the inside and outside of a tunnel using ethernet communication. Thirdly, guidelines for field application of the system are proposed. In addition, the luminance inducers of tunnels are found and the reflexibility of each facility that may reduce luminance of the boundaries is also proposed. Fourthly, as a result of a test bed, power consumption of luminance-based lighting operations decreased by 15.6% compared to illumination-based operations. Applying the feedback controls and maintenance factors of internal/external luminance meters, it reduced by 36.4%. Therefore, we became able to provide a luminance-based lighting operation system that complies with tunnel lighting design standards and provides a visual environment for drivers.

A Study on the Formative Characteristic of Dance Costume Design -Based on Korean Creative Dance- (무용의상 디자인의 조형적 특성에 관한 연구-한국창작무용을 중심으로-)

  • 윤여정;이경희
    • Journal of the Korean Society of Clothing and Textiles
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    • v.27 no.3_4
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    • pp.310-321
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    • 2003
  • The purpose of this study is clarify the formative characteristic of dance costume design and analyse stage effect based upon the formative factors. Classified design element of dance costumes by line, silhouette, color, material, lighting, and also this based on content analysis method about each formative factor of costumes that showed 10 dance performances which practically be performed and made. And individually interviewed the professional dance composers and dancers who participated in the performances fer objectivity and specialty of this study. The results were as follows; 1. Dance costume contains and harmoniously expresses theme of a dance work, formative characteristic of fashion design, movement and character of the dancers, lighting effect. 2. Korean creative dance costume is effectively expressed with formative factors of traditional costumes and modem sensibility and symbolic expression of image-centered. 3. Costume line is affected by dancer's movement and it's possible to be different effect that the atmosphere or stage effect by the original form of line and the expression method. 4. Costume color is effective to inform that dancer's character and image of a dance work. 5. Costume material is most important to consider that the dancers and the atmosphere and the image of a dance work. 6. Lighting effect can inform various feel of dancer's dance.

Robust Threshold Determination on Various Lighting for Marker-based Indoor Navigation (마커 방식 실내 내비게이션을 위한 조명 변화에 강한 임계값 결정 방법)

  • Choi, Tae-Woong;Lee, Hyun-Cheol;Hur, Gi-Taek;Kim, Eun-Seok
    • The Journal of the Korea Contents Association
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    • v.12 no.1
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    • pp.1-8
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    • 2012
  • In this paper, a method of determining the optimal threshold in image binarization for the marker recognition is suggested to resolve the problem that the performances of marker recognition are quite different according to the changes of indoor lighting. The suggested method determines the optimal threshold by considering the average brightness, the standard deviation and the maximum deviation of video image under the various indoor lighting circumstances, such as bright light, dim light, and shadow by unspecified obstacles. In particular, the recognition under the gradation lighting by shadow is improved by applying the weighted value that depends on the brightness of image. The suggested method is experimented to process $720{\times}480$ resolution video images under the various lighting environments, and it shows the fast and high performance, which is suitable for mobile indoor navigation.

Development of an Image Segmentation Algorithm using Dynamic Programming for Object ID Marks in Automation Process (동적계획법을 이용한 자동화 공정에서의 제품 ID 마크 자동분할 알고리듬 개발)

  • 유동훈;안인모;김민성;강동중
    • Journal of Institute of Control, Robotics and Systems
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    • v.10 no.8
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    • pp.726-733
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    • 2004
  • This paper presents a method to segment object ID(identification) marks on poor quality images under uncontrolled lighting conditions of automated inspection process. The method is based on dynamic programming using multiple templates and normalized gray-level correlation (NGC) method. If the lighting condition is not good and hence, we can not control the image quality, target image to be inspected presents poor quality ID marks and it is not easy to identify and recognize the ID characters. Conventional several methods to segment the interesting ID mark regions fail on the bad quality images. In this paper, we propose a multiple template method, which uses combinational relation of multiple templates from model templates to match several characters of the inspection images. To increase the computation speed to segment the ID mark regions, we introduce the dynamic programming based algorithm. Experimental results using images from real factory automation(FA) environment are presented.

Live-Action VR Re-lighting Pipeline Using Depth Information (깊이 정보를 활용한 실사 VR의 리라이팅 파이프라인)

  • Baek, Kwang-Ho;Lee, Junsang
    • Journal of the Korea Institute of Information and Communication Engineering
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    • v.22 no.9
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    • pp.1214-1219
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    • 2018
  • A variety of VR contents are being introduced as of 2017. VR contents are concentrated in the genre of games and interactive because of the difficulty of $360^{\circ}$ shooting production environment. Live action $360^{\circ}$ VR content has many problems due to the difficulty of the production environment. In this paper, a three - dimensional information value is generated in binocular disparity of a real image by using a re-light technique based on real image data. The generated 3D information values are combined with a technique of converting the depth information into a depth map and a re-light technique by installing virtual lighting on the surface formed in the 3D space. In order to solve the problem of lighting exposure, we apply the technique of re-lighting to the VR production pipeline by comparing and analyzing the result image of actual image and virtual image data.

Development of the Lighting System Design Code for Computer Vision (컴퓨터 비전용 조명 시스템 설계 코드 개발)

  • Ahn, In-Mo;Lee, Kee-Sang
    • The Transactions of the Korean Institute of Electrical Engineers D
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    • v.51 no.11
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    • pp.514-520
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    • 2002
  • n industrial computer vision systems, the image quality is dependent on the parameters such as light source, illumination method, optics, and surface properties. Most of them are related with the lighting system, which is designed in heuristic based on the designer's experimental knowledge. In this paper, a design code by which the optimal lighting method and light source for computer vision systems can be found are suggested based on experimental results. The design coed is applied to the design of the lighting system for the transistor marking inspection system, and the overall performance of the machine vision system with the lighting system show the effectiveness of the proposed design code.

A New Lighting System for the Inspection of Check Defect of CRT Panel (CRT 판넬의 첵 불량 검출을 위한 새로운 조명 시스템)

  • 차준혁;권인소;하종은
    • Journal of Institute of Control, Robotics and Systems
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    • v.10 no.6
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    • pp.487-493
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    • 2004
  • In this Paper, we propose a lighting system for the stable detection of check defects of the CRT panel through the analysis of the lighting interaction between the lighting unit and the CRT panel. The check defect is very difficult to detect reliably because of its high sensitivity according to the direction of incident light. At first, we model the physical shape of check defects using SEM image. And then we apply physics based illumination model to investigate the optical characteristics of the check defect. Finally, we propose a lighting system for the stable detection of check defect. Experimental results show the feasibility of the proposed lighting system for check inspection.

Generating Dynamic Virtual Light Sources by Interpolating HDR Environment Maps (HDR 환경 맵 보간을 이용한 동적 가상 조명 생성)

  • Hwang, Gyuhyun;Park, Sanghun
    • Journal of Korea Multimedia Society
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    • v.15 no.11
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    • pp.1399-1408
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    • 2012
  • The light source is an important visual component that empirically affects the color and illumination of graphic objects, and it is necessary to precisely store and appropriately employ the information of all light sources in the real world in order to obtain photo-realistic composition results. The information of real light sources can be accurately stored in HDR environment maps; however, it is impossible to create new environment maps corresponding to dynamic virtual light sources from a single HDR environment map captured under a fixed lighting situation. In this paper, we present a technique to dynamically generate well-matched information for arbitrarily selected virtual light sources using HDR environment maps created under predefined lighting position and orientation. Using the information obtained from light intensity and distribution analysis, our technique automatically generates HDR environment maps for virtual light sources via image interpolation. By applying the interpolated environment maps to an image-based lighting technique, we show that virtual light can create photo-realistically rendered images for graphic models.