• Title/Summary/Keyword: 한국 영상 매체

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3-D image display by use projection technique (프로젝션 기술을 이용한 3차원 입체영상 표시)

  • Park, Sang-gug
    • Proceedings of the Korean Institute of Information and Commucation Sciences Conference
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    • 2012.10a
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    • pp.665-668
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    • 2012
  • This paper describes research results that 2-D contents, which display in smart phone or tablet PC to be able to see the 3-D stereoscopic by use projection technique. For this research, we have construct four brown-glass into pyramid shape, project each of the four LCD monitors that output from the PC screen into of the four inverted pyramid-shaped mirror and display the 3-D image to the center of the mirror system. For the test, We use tablet PC and server PC(desktop PC) connected by wireless network, tablet PC select contents which is displayed in the server PC, and displayed selected contents into the 3-D image to the center of the mirror system. Through the test, we have showed that it is possible to display 3-D stereoscopic to the 2-D contents by use projection technique. Although, display image is depending on the observer's viewing angle.

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Biomimetic approach object detection sensors using multiple imaging (다중 영상을 이용한 생체모방형 물체 접근 감지 센서)

  • Choi, Myoung Hoon;Kim, Min;Jeong, Jae-Hoon;Park, Won-Hyeon;Lee, Dong Heon;Byun, Gi-Sik;Kim, Gwan-Hyung
    • Proceedings of the Korean Institute of Information and Commucation Sciences Conference
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    • 2016.05a
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    • pp.91-93
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    • 2016
  • From the 2-D image extracting three-dimensional information as the latter is in the bilateral sibeop using two camera method and when using a monocular camera as a very important step generally as "stereo vision". There in today's CCTV and automatic object tracking system used in many medium much to know the site conditions or work developed more clearly by using a stereo camera that mimics the eyes of humans to maximize the efficiency of avoidance / control start and multiple jobs can do. Object tracking system of the existing 2D image will have but can not recognize the distance to the transition could not be recognized by the observer display using a parallax of a stereo image, and the object can be more effectively controlled.

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A Study on Expression Visual of Metamorphosis Transition of Image Animation (영상애니메이션 트랜지션의 메타모포시스 시각 표현에 관한 연구)

  • Joo, Hae-Jeong;Kim, Chee-Yong
    • Proceedings of the Korean Institute of Information and Commucation Sciences Conference
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    • 2010.05a
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    • pp.347-350
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    • 2010
  • With the advent of new media era we are living in the world of motion picture image is not an exaggeration. With the development of the mass media with images and moments that passed the day feeling like part of it is communication. In this era a sensual and shapeable image more than the logical and realistic thinking may be passed. In the act of seeing a moving image, prior to linguistic and conceptual meaning, color and screen configuration delivery and formative element in the change they produce is first recognized. Particular kind of video animation having the narrative structure, this territory effect greatly. the film even more significant effect on the area and linking the image of the scene transitions in the scheme also features a simple means of natural communication functions are being expanded. These transitional effects provide visual pleasure from a simple transition traditional methods. And In terms of narrative functions performed to help a narrative flow of availability, visual representation should continue.

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A Study on the Internal Suspense of Improvisation and Performance Acting - With the Movie "Ask the Way in Jeonju" Hong Sang-soo, Hur Jin-ho As the Movie Center - (영상 속에 나타난 즉흥 연기와 공연 연기에 대한 내면적 서스펜스에 대한 연구 - 영화 "전주에서 길을 묻다"와 홍상수 , 허진호 감독 영화 중심으로 -)

  • Jin, Seung-Hyeon
    • Journal of Korea Entertainment Industry Association
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    • v.14 no.2
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    • pp.41-50
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    • 2020
  • Acting is an act of expressing personality, image, sound, tempo, and movement flexibility in order to effectively express fictional characters in the play. It is said to refer to the action or mood of the person performing the character. In addition, all these acts are important elements of the media that the director wants to convey the subject of the work to the audience. In particular, the actor relies on the ambience, image and passionate role of winning and losing in theatrical film. In addition, more than 60% of the afterimages or remaining images in the film are images of the actor's acting or movement, and the trend of the actor. This study is not about acting divided by Conti, who is under the control of directors and directors. The purpose of this study is to analyze the aesthetic response and analyze the inner half of the suspense in the act and to help influence the expression that is effective in expressing the play.

A Study on Cultural Arts Program Development Policy of US Public Broadcasting - Focused on PBS 「Art 21c」 (미국 공영방송의 문화예술 프로그램 육성정책 연구 - PBS 「Art 21C」사례를 중심으로)

  • Choi, Jonghan
    • The Journal of the Korea Contents Association
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    • v.19 no.8
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    • pp.399-411
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    • 2019
  • TV Broadcasting is an undeniable cultural medium. TV Broadcasting Station needs a long-term perspective that suits cultural media and an aggressive cultural and artistic program development strategy that matches rapidly changing culture and technology. Of course, production staff should be composed of experts in the field as well as cultural artists. This paper is researching the promotion strategy of TV Arts programs by substituting the three keywords - the U.S., the public broadcasting station(TV) and Arts programs. And through case studies and analyses of PBS TV's "Art in the 21st Century" series, the way the public TV broadcasting station shares cultural arts with viewers is extracted. It raises the question of how the U.S. TV public broadcaster's cultural and artistic programs are different from South KOREA's. Through the above research, let's find a clue to the future direction of how the new media, now represented as Korea's blacklist, should recognize, foster, educate and strategize Fine Arts.

A Performance comparison of HEVC with H.264 and MPEG-2 for HD Sequences (고해상도 영상에 대한 MPEG-2 / H.264 / HEVC 비디오 코덱의 성능 비교 분석)

  • Lee, Hahyun;Kim, Jongho;Kim, Hui Yong;Choi, Jin Soo
    • Proceedings of the Korean Society of Broadcast Engineers Conference
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    • 2011.07a
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    • pp.192-195
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    • 2011
  • 본 논문에서는 JCT-VC(Joint Collaboration Team on Video Coding)에서 표준화가 진행 중인 HEVC(High Efficiency Video Coding)의 Test Model 인 HM1.0과 현재 디지털 방송, 통신, 저장 매체 등 다양한 응용 분야에 사용되고 있는 범용 비디오 코덱들 간의 객관적, 주관적 측면에서의 부호화 성능을 비교한다. 이를 통해 HEVC의 현재 성능 수준에 대한 평가 결과를 보이고, 활용 가능성에 대해 결론을 맺는다. 비교 대상 코덱으로는 H.264/AVC 표준의 S/W 기반인 VideoLAN Project의 x264와 MPEG-2 표준으로 Harmonic사의 H/W기반의 최신형 실시간 인코더인 Electra8000을 사용하였다. 총 5개의 HD(1920x1080)영상에 대한 객관적 성능 비교 결과, HM1.0이 x264 대비 평균 44.93%의 BD-rate 감소와 평균 1.65%의 BD-PSNR 증가를 보였고, Electra8000에 대해서도 월등히 높은 성능차를 보였다. 주관적 화질 비교 결과 동일 PSNR 조건하에서 HM1.0이 범용 비디오 코덱들보다 주관적 화질이 유사하거나 좀 더 나음을 보였다.

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Median Filter Applying Segmented Local Mask in Salt and Pepper Noise Environment (Salt and Pepper 잡음 환경에서 세분화된 국부마스크를 적용한 메디안 필터)

  • Hong, Sang-Woo;Kim, Nam-Ho
    • Proceedings of the Korean Institute of Information and Commucation Sciences Conference
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    • 2015.05a
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    • pp.922-924
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    • 2015
  • Recently, the image processing technologies using the public media such as the film, TV, camera and advertisement have been rapidly developed. However, the deterioration occurs with the image in the process of data processing, transmission and storage, and the typical cause of such deterioration is the salt and pepper noise. Typical filters to remove the salt and pepper noise include CWMF(center weighted median filter) and AMF(adaptive median filter) but such filters bring more or less insufficient characteristics of noise removal and visual error as the noise density gets higher. Thus, this paper proposed the median filter which applied the local mask segmented to 4 areas in order to remove the salt and pepper noise effectively and used PSNR(peak signal to noise ratio) as a criterion of judgment.

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Server-Client applications for Capturing and Sending images in TV video (TV 동영상 화면 캡쳐 서버-클라이언트 애플리케이션 구현)

  • Park, Youn-Sun;Kim, Jung-Hwan;Nam, Yoon-Suk;Jung, Moon-Ryul
    • Proceedings of the Korean Society of Broadcast Engineers Conference
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    • 2005.11a
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    • pp.255-259
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    • 2005
  • 본 논문은 시청자가 TV를 시청하다가 마음에 드는 화면이 있으면, 이를 캡춰해서 친구들에게 메시지로 보내는 서비스를 구현하는 방법을 기술한다. 이를 위해서는 셋톱박스에서 실행되는 Xlet 애플리케이션에서 비디오 스트림의 특정화면을 캡춰할 수 있어야 하는데, 현재 미들웨어는 이런 기능을 제공하고 있지 않다. 따라서, 본 논문에서는 Xlet application 에서 시청자가 지정한 화면의 시점값을 방송국 서버로 전송하고, 서버에서 해당 화면을 캡춰하여 이를 시청자가 원하는 수신자에게 보내주는 방법을 사용한다. 미들웨어 API 표준에서 현재의 NPT (Normal Play Time) 을 알려주는 API 를 제공하므로, 애플리케이션에서 시청자가 원하는 시점의 NPT 를 구해 이를 방송국 서버로 보내고, 서버에서는 이 NPT 에 해당되는 동영상의 미디어 타임을 구해, 그 시간에 해당되는 프레임을 계산하여 화면을 캡춰한다. 본 기술을 활용하면 서버에서 캡춰된 화면을 Mobile, Web 등의 매체에도 전송할 수 있으므로 유무선통합, 방통융합형 서비스로 확장해 나갈 수 있다.

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Possibility for Extending an Interaction by Multi-User on MediaFacade Environments (미디어파사드 환경에서 다중 관람자에 의한 인터랙션 확장가능성)

  • Jang, Seung-Eun;Kim, Sang-Wook
    • The Journal of the Korea Contents Association
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    • v.12 no.9
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    • pp.48-56
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    • 2012
  • The interaction using digital media has been widely utilized in modern art. In particular, network based digital media enables two-way and real-time communication regardless of time and place. Network is possible to connect to effective and meaningful communication of extended relationship. This study proposes novel human-MediaFacade interaction method through a mechanism on interworking between 3D mapping technology and social media, smart devices. This study has an important meaning which can be set multi-user interaction. And a study of creating 'Facade' which interaction has high artistic value.

Switching Filter using Pixel Change in Complex Noise Environment (복합 잡음 환경에서 화소 변화를 이용한 스위칭 필터)

  • Cheon, Bong-Won;Kim, Nam-Ho
    • Proceedings of the Korean Institute of Information and Commucation Sciences Conference
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    • 2018.10a
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    • pp.255-257
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    • 2018
  • Recently, as the frequency of use of video media increases in various fields, the importance of signal processing is increasing. However, many kinds of noise are generated in the transmission and reception process and affect the information of the signal. For this reason, the noise removal is essential as a preprocessing process. In this paper, we propose an algorithm to remove mixed noise of impulse noise and AWGN. The proposed algorithm restores the image through noise determination and pixel change for efficient noise removal. Unlike the conventional method, noise is removed by minimizing both noise effects. Simulation showed excellent noise removal characteristic results were compared and analyzed using the PSNR for such decisions.

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