• Title/Summary/Keyword: augmented reality (AR)

Search Result 728, Processing Time 0.034 seconds

Implementation of Contents System using Color Marker in Mobile AR (모바일 증강현실에서 컬러마커를 이용한 콘텐츠시스템 구현)

  • Lee, Jong-Hyeok
    • Journal of the Korea Institute of Information and Communication Engineering
    • /
    • v.16 no.8
    • /
    • pp.1811-1816
    • /
    • 2012
  • Black marker cause unnatural problems between the existing various contents and marker. To solve this problem, we tested frequency of 3D objects according to the various colors and color placement. Based on this, infant's learning content system based NyARToolkit for the mobile-based augmented reality was implemented. By insert to color marker, We are solved the unnatural problems in the Implemented system. and infant can study seamlessly because concentration increases by the familiar character on the markers.

Method for Linking Telepresence System with Remote Functions for Site Management in Railway Project (철도시설공사의 원격 현장관리를 위한 Telepresence 연동체계 구축연구)

  • Kang, Leen-Seok;Kim, Hyeon-Seung;Bea, Cheol-Won;Kim, Min-Jii;Ji, Sang-Bok
    • Proceedings of the KSR Conference
    • /
    • 2009.05a
    • /
    • pp.10-14
    • /
    • 2009
  • 최근 건설 사업에서는 다양한 형태의 전산화 도구들을 현장에 적용하기 위한 노력이 진행 되고 있다. 그러나 철도시설과 같은 광역지역을 효율적으로 관리하기 위해서는 VR (Virtual Reality, 가상현실) 기술을 활용한 원격기반의 정보화 기법이 도입될 필요가 있다. 이를 위 본 연구에서는 VR과 Telepresence 기술을 통합한 실시간 현장 원격관리체계 구축 및 AR (Augmented Reality, 증강현실) 연동 방법론을 제안하며, 제시된 방법론의 실무 적용 성을 검토하고 있다. 이러한 가상건설지원 체계는 건설실무자와 시스템간의 실시간 상호작용을 가능하게 하며, 통합된 현장 진도 상황정보를 효율적으로 파악 할 수 있는 도구가 될 수 있을 것으로 기대된다.

  • PDF

Home IoT Noise Measurement Application Using Arduino (아두이노를 이용한 홈 IoT 층간 소음측정 어플리케이션)

  • Seo, Jung-Min;Jang, Min Sub;Lee, Mi Ran;Kim, Geon-Hee
    • Annual Conference of KIPS
    • /
    • 2017.11a
    • /
    • pp.602-605
    • /
    • 2017
  • 본 논문에서 우리는 최근 심각한 사회문제로 떠오르고 있는 '층간소음'을 공학기술과 접목하여 이를 저감 시킬 수 있는 방안을 제시한다. 현재 4차산업혁명시대를 맞이하여 인공지능, AR(Augmented Reality), VR(Virtual Reality), IOT(Internet Of Things), 빅 데이터(Big Data) 등이 등장하고 있다. 우리는 '층간소음' 저감효과를 이끌어 낼 수 있는 방안으로 아두이노를 활용해 홈 IOT와 결합한 형태를 제안한다. 우리는 먼저 기존의 '층간소음' 해결절차를 설명하고 이를 보완한 시스템을 설계하고 이를 구현한다. 우리는 본 논문에서 제시된 방안인 '아두이노를 이용한 홈 IOT 층간소음 측정 어플리케이션'을 통해 더 나은 주거 환경을 조성할 수 있을 것이라 기대한다.

3D Depth Estimation by Using a Single Smart Phone Camera (단일 스마트폰 카메라를 이용한 3D 거리 추정 방법)

  • Bae, Chul Kyun;Ko, Young Min;Kim, Seung Gi;Kim, Dae Jin
    • Proceedings of the Korean Society of Broadcast Engineers Conference
    • /
    • 2018.06a
    • /
    • pp.240-243
    • /
    • 2018
  • 최근 VR(Virtual Reality)와 AR(Augmented Reality)의 발전에 따라 영상 또는 이미지에서 카메라와 물체 사이의 거리를 추정하는 기술에 대한 연구가 활발히 진행되고 있다. 본 논문에서는 카메라와 물체 사이의 거리 추정 방법 중에서 단일 카메라를 이용하여 촬영한 이미지의 흐림 정도를 분석하여 3D 거리를 추정하는 알고리즘을 연구한다. 특히 고가의 렌즈가 장착된 DSLR 카메라가 아닌 스마트폰 카메라 이미지에서 DFD를 이용한 거리 추정 방법 중 1개의 이미지를 이용한 3D 거리 추정 방법과 초점이 서로 다른 2개의 이미지를 결합하여 3D 거리를 추정하는 방법을 연구하고 최적회된 피사체 범위에 대해 연구하였다. 한 개의 이미지를 이용한 거리 추정에서는 카메라의 초점 거리를 200 mm로 설정할 때, 두 개의 이미지를 이용한 거리 추정에서는 두 이미지의 초점 거리를 각각 150 mm, 250 mm로 설정했을 때 가장 넓은 거리 추정 범위를 갖는다. 또한, 두 거리 추정 방법 모두 초점 거리가 가까울수록 가까운 물체의 거리 추정에 효율적인 것으로 나타났다.

  • PDF

Finger Recognition and Virtual Touch Service using AI (AI를 활용한 손가락 인식 및 가상 터치 서비스)

  • A-Ra Cho;Seung-Bae Yoo;Byeong-Hun Yun;Hyung-Ju Cho;Gwang-Rim Ha
    • Annual Conference of KIPS
    • /
    • 2023.11a
    • /
    • pp.938-939
    • /
    • 2023
  • 코로나-19로 인해 비접촉 서비스의 중요성이 더욱 대두되고 있다. 키보드나 마우스와 같은 기존 입력 장치를 대체하기 위해 사람들은 디지털 기기에서 손을 사용하여 자연스럽고 간단한 입력을 할 수 있게 되었다. 본 논문에서는 미디어파이프(MediaPipe)와 LSTM(Long Short-Term Memory) 딥러닝을 활용하여 손 제스처를 학습하고 비접촉 입력 장치로 구현하는 방법을 제시한다. 이러한 기술은 가상현실(VR; Virtual Reality), 증강현실(AR; Augmented Reality), 메타버스, 키오스크 등에서 활용 가능성이 크다.

Research on the Open World System of Metaverse Content <Ready Player One>

  • JungWoo Lee;Jeanhun Chung
    • International Journal of Advanced Culture Technology
    • /
    • v.11 no.4
    • /
    • pp.322-327
    • /
    • 2023
  • Recent advances in augmented reality (AR) and virtual reality (VR) technologies have led to a significant increase in metaverse platforms. Metaverses are setting a new direction for the digital world. This paper examines the phenomenon of virtual worlds that are becoming an issue these days, focusing on [Ready Player One]. One of the common features of the metaverse platform in [Ready Player One] and the platforms currently in use is the concept of open world. This is a feature that goes beyond simply moving around in a virtual world and allows users to freely reset, participate in, and control the environment. This innovative concept is a hallmark of metaverse platforms, and it is becoming increasingly important and influential. Through this study, we focused on the [open world system] of the platform in the movie and the modern metaverse platform, and suggested and studied how the scalability of the metaverse will present a turning point in the future.

Compensate and analyze of Optical Characteristics of AR display using Zernike Polynomials

  • Narzulloev Oybek Mirzaevich;Jumamurod Aralov Farhod Ugle;Leehwan Hwang;Seunghyun Lee
    • International Journal of Internet, Broadcasting and Communication
    • /
    • v.16 no.3
    • /
    • pp.77-84
    • /
    • 2024
  • Aberration is still a problem for making augmented reality displays. The existing methods to solve this problem are either slow and inefficient, consume too much battery, or are too complex for straightforward implementation. There are still some problems with image quality, and users may suffer from eye strain and headaches because the images provided to each eye lack accuracy, causing the brain to receive mismatched cues between the vergence and accommodation of the eyes. In this paper, we implemented a computer simulation of an optical aberration using Zernike polynomials which are defocus, trefoil, coma, and spherical. The research showed that these optical aberrations impact the Point Spread Function (PSF) and Modulation Transfer Function (MTF). We employed the phase conjugate technique to mitigate aberrations. The findings revealed that the most significant impact on the PSF and MTF comes from the influence of spherical aberration and coma aberration.

원격지 공간 캡쳐 기반 가상 휴먼 합성 기술 개발

  • Choi, Seohyun;Lee, Daeseong;Jo, Dongsik
    • Proceedings of the Korean Institute of Information and Commucation Sciences Conference
    • /
    • 2022.05a
    • /
    • pp.571-572
    • /
    • 2022
  • Recently, VR/AR(virtual reality/augmented reality) contents have actively increased, and various services related to VR/AR allow users to experience remote places. Also, Metaverse technologies based on VR/AR generally used to provide content in virtual spaces. In this paper, we present a technique for synthesizing virtual humans after capturing a 360-degree panorama of a remote environment, and analyze the remote environment to identify the location where it can be captured without error, and apply a method of synthesizing virtual humans. According to this paper, it is possible to provide various captured spaces such as industrial plants, medical facilities, and schools as remote communication media.

  • PDF

An Exploratory Study on the Educational Enviroment for the Application of Virtual Reality Contents to the Curriculum -Focusing on Improving the Quality of Education (가상현실 콘텐츠의 교육 과정 운영을 위한 중학교 교육 환경에 대한 연구 - 교육 품질의 질적 제고를 중심으로)

  • Kim, Ki-yoon
    • Journal of Korean Society for Quality Management
    • /
    • v.49 no.3
    • /
    • pp.405-420
    • /
    • 2021
  • Purpose: This study started with the question of how to use Virtual Reality (VR) contents as a part of the non-face-to-face education tool that has recently attracted attention. Methods: In this paper, the use of VR contents as an educational tool is explained as a process of 'new media access dimension'. The question was explored on why Virtual Reality (or Augmented Reality) contents are not used as educational tools in the educational field. Results: As a result, the lack of 'material access' such as devices and infrastructure affects 'motivational access' approach stage, which is the previous stage. Again, it has a negative effect on literacy, which is 'skill access' approach stage. As it was found that it was not circulating to the level of "motive-material-skill-usage", it was discussed that it was taking a different step from the past adoption process of ICT and smart media. Conclusion: Based on this, it is believed that immersive content will contribute to arousing interest that can be applied and spread in the educational field, and it is also thought that it will be possible to derive academic interest in the educational effect according to the characteristics of immersive content such as VR.

A Study on the HMD-AR Interaction System Combining Optical Camera Communication to Provide Location-based Service for Tourist in Jeonju Hanok Village (전주 한옥마을 관광객의 위치 기반 서비스 제공을 위한 광카메라통신 접목형 HMD-AR 인터렉션 시스템에 관한 연구)

  • Min, Byung-Jun;Choi, Jin-Yeong;Cha, Jae-Sang;Choi, Bang-Ho;Cho, Ju-Phil
    • The Journal of Korea Institute of Information, Electronics, and Communication Technology
    • /
    • v.11 no.4
    • /
    • pp.445-451
    • /
    • 2018
  • In this paper, we propose an HMD-AR interaction system that combines optical camera communication to provide location-based service for tourists in Jeonju Hanok Village. The proposed system receives optical camera communication data from Light infrastructure existing in Jeonju Hanok Village and provides service through ID information along with its own location information. We researched optical camera communication technology and smart device based HMD-AR system and constructed the actual HMD-AR system and tested it. The proposed system is expected that it will be applied to various tourist attractions by utilizing the proposed system in the future, and it is expected to be used as a valuable feedback for smart device based HMD-AR.