• Title/Summary/Keyword: Content-based approach

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Light ID and HMD-AR Based Interactive Exhibition Design for Jeonju Hanok Village Immersive 3D View (전주 한옥마을의 실감 3D View를 위한 Light ID 및 HMD-AR 기반 인터렉티브 전시 설계)

  • Min, Byung-Jun;Mariappan, Vinayagam;Cha, Jae-Sang;Kim, Dae-Young;Cho, Ju-Phil
    • The Journal of Korea Institute of Information, Electronics, and Communication Technology
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    • v.11 no.4
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    • pp.414-420
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    • 2018
  • The digital convergence looking for new ways to engage visitors by superimposing virtual content on projection over the real world captured media contents. This paper propose the Light ID based interactive 3D immersive exhibition things view using HMD AR technology. This approach does not required to add any additional infrastructure to be built-in to enable service and uses the installed Lighting or displays devices in the exhibit area. In this approach, the Light ID can be used as a Location Identifier and communication medium to access the content unlike the QR Tag which supports provide the download information through web interface. This utilize the advantages of camera based optical wireless communication (OWC) to receive the media content on smart device to deliver immersive 3D content visualization using AR. The proposed exhibition method is emulated on GALAXY S8 smart phone and the visual performance is evaluated for Jeonju Hanok Village. The experimental results shows that the proposed method can give immersive 3D view for exhibit things in real-time.

A Comparative Study of Local Features in Face-based Video Retrieval

  • Zhou, Juan;Huang, Lan
    • Journal of Computing Science and Engineering
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    • v.11 no.1
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    • pp.24-31
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    • 2017
  • Face-based video retrieval has become an active and important branch of intelligent video analysis. Face profiling and matching is a fundamental step and is crucial to the effectiveness of video retrieval. Although many algorithms have been developed for processing static face images, their effectiveness in face-based video retrieval is still unknown, simply because videos have different resolutions, faces vary in scale, and different lighting conditions and angles are used. In this paper, we combined content-based and semantic-based image analysis techniques, and systematically evaluated four mainstream local features to represent face images in the video retrieval task: Harris operators, SIFT and SURF descriptors, and eigenfaces. Results of ten independent runs of 10-fold cross-validation on datasets consisting of TED (Technology Entertainment Design) talk videos showed the effectiveness of our approach, where the SIFT descriptors achieved an average F-score of 0.725 in video retrieval and thus were the most effective, while the SURF descriptors were computed in 0.3 seconds per image on average and were the most efficient in most cases.

Similar Image Retrieval Technique based on Semantics through Automatic Labeling Extraction of Personalized Images

  • Jung-Hee, Seo
    • Journal of information and communication convergence engineering
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    • v.22 no.1
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    • pp.56-63
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    • 2024
  • Despite the rapid strides in content-based image retrieval, a notable disparity persists between the visual features of images and the semantic features discerned by humans. Hence, image retrieval based on the association of semantic similarities recognized by humans with visual similarities is a difficult task for most image-retrieval systems. Our study endeavors to bridge this gap by refining image semantics, aligning them more closely with human perception. Deep learning techniques are used to semantically classify images and retrieve those that are semantically similar to personalized images. Moreover, we introduce a keyword-based image retrieval, enabling automatic labeling of images in mobile environments. The proposed approach can improve the performance of a mobile device with limited resources and bandwidth by performing retrieval based on the visual features and keywords of the image on the mobile device.

Writing as a Recursive and Messy Process and Some Implications for EFL Writing Classes

  • Chang, Kyung-Suk
    • English Language & Literature Teaching
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    • no.4
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    • pp.1-14
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    • 1998
  • The present paper explores rationales for the process-oriented approach to teaching writing and their implications for EFL writing classes. The product-oriented traditional approach to writing has put too much emphasis on linguistic aspects of writing. It fails to see the enormous complexity of the act of composing. In the process-oriented paradigm, writing is regarded as a messy process leading to clarity and the writer discovers meaning instead of merely' finding an appropriate structure in which to package ideas already developed from the beginning. Based on the underlying assumptions, some suggestions are made for EFL writing classes. Firstly, practitioners should be aware that writing is a recursive activity in which the writer moves backward and forwards between drafting and revising, with stages of re-planning in between. Secondly, writing teachers should help the student writers build an awareness of themselves as a writer and encourage their sense of confidence in writing. Lastly, students should be encouraged to pay their attention to content revision at first, and delay editing changes until the last draft.

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Virtual Folder Based Approach to Digital Contents Control (가상폴더 접근방식의 디지털콘텐츠 관리방안)

  • Yoon, Han Seong
    • Journal of Korea Society of Digital Industry and Information Management
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    • v.10 no.1
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    • pp.29-38
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    • 2014
  • EDMS systems have been a main alternative for enterprise content management (ECM), which provide valuable functions for the effective control and management of organization-level digital contents. However, it has not been effective frequently for the purpose of integrative control of overall contents in an organization. One of reasons for this problem is that individuals usually create and store files with their own personal computers and do not move them to the central storage and control device, EDMS. Many occasions show that this situation can cause undesirable results for better management of enterprise contents. This paper introduced an approach of virtual folder which can directly connect individual computers and EDMS storage device without users' inconvenience. Adding the capacity of restricting usage of individual computer, users unavoidably and conveniently store and retrieve digital contents using EDMS server system. Several modules and implementing architecture for the virtual folder system are shown and the results of utilizing the system are explained with a case of application.

A Study on Epistemological Critique between Philosophy and Architecture (건축과 철학의 인식론적 논의에 관한 연구)

  • Lee, Yong-Jae
    • Korean Institute of Interior Design Journal
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    • v.21 no.1
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    • pp.111-118
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    • 2012
  • The purpose of this study is to classify the epistemological critique between philosophy and architecture. Although there are various interpretations and criticism about the architecture, the fundamental critique of architecture is difficult. It is necessary to approach by the philosophic paradigm rather than architectural one. Therefore the procedure and method of study is to define the epistemology within philosophy and architecture, and present the classification viewpoint and the architecture case. The conclusions of this study based on purpose and process are as follows : The First, the philosophic epistemology is to mean the unity of subjective and objective. And the epistemological viewpoint of architectural philosophy is to define the construction's universality. The second, the architectural philosophy is a kind of the philosophy of art, and It is associated with the basis of aesthetics. Thus, the category of architectural philosophy like the aesthetics is classified with function directivity and form directivity, content directivity. The Last, epistemological critiques between philosophy and architecture are as follows ; 1) subject-object-integrated recognition critique (function directivity), 2) object-oriented recognition critique (form directivity), 3) subject-oriented recognition critique (content directivity).

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An Exploratory Study of Perceived Benefits and Risks for QR Code based Virtual Fashion Stores (QR코드 기반 가상패션점포의 지각된 혜택과 위험요소에 대한 탐색적 연구)

  • Kim, Eun Young;Lee, MiYoung
    • Korean Journal of Human Ecology
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    • v.22 no.5
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    • pp.477-490
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    • 2013
  • This study explores critical and success factor of benefits and risks for predicting the acceptance of QR code virtual fashion stores. As an exploratory approach, this study conducted focus group interviews(FGI) with 21 panels who had experience with selected QR virtual stores (e.g., Home plus, 11th Street, Pin & Fit). Content analysis was used to generate 184 excerpts and classify into benefits and risks related to QR code virtual stores. With respect to benefits, content analysis identified four factors: Affective appeal, perceived usefulness, ubiquity, and brand promotion. Also, contents regarding perceived risks were classified into four factors: Complexity, lack of information, lack of technology infrastructure, and perceived cost. A managerial implication was discussed for predicting consumer technology acceptance of a QR code virtual store in the fashion retailing market.

Eigen Value Based Image Retrieval Technique (Eigen Value 기반의 영상검색 기법)

  • 김진용;소운영;정동석
    • The Journal of Information Technology and Database
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    • v.6 no.2
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    • pp.19-28
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    • 1999
  • Digital image and video libraries require new algorithms for the automated extraction and indexing of salient image features. Eigen values of an image provide one important cue for the discrimination of image content. In this paper we propose a new approach for automated content extraction that allows efficient database searching using eigen values. The algorithm automatically extracts eigen values from the image matrix represented by the covariance matrix for the image. We demonstrate that the eigen values representing shape information and the skewness of its distribution representing complexity provide good performance in image query response time while providing effective discriminability. We present the eigen value extraction and indexing techniques. We test the proposed algorithm of searching by eigen value and its skewness on a database of 100 images.

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A Typological Approach to Structural Characteristics in Open Housing (오픈하우징의 구조적 유형화에 관한 연구)

  • Mo, Jeong-Hyun;Lee, Yeun-Sook
    • KIEAE Journal
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    • v.4 no.3
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    • pp.45-52
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    • 2004
  • The purpose of this research was to identify the structural characteristics of open housing typologically and systematically. The main method of this study was content analysis and literature review on open housing. This study found that the typological analysis on terminology and the details of the constituents concerning structural patterns in open housing indicated that the main approaches were classified into three criteria such as 'Organization Element', 'Construction Element', and 'Equipment Element'. Organization Element was classified into 'Main Dwelling Unit Area and its Form', 'Room Organization Method', 'Relationship with the Main Dwelling Unit's External Constituents', and 'Combination Method of Support and Infill'. Construction Element was classified into 'Method of Structure' and 'Structural Element Technology'. Equipment Element was classified into 'Method of Using Duct' and 'Wet Zone Method'. The attributes were determined based on these classifications. The results of this study can be used to construct an evaluation tool and further to develop a framework in understanding open housing. Technical research should be conducted on the variables that affect the flexibility of space.

The development of an integrated English language syllabus model for kindergarteners (유아 영어의 통합적 교수요목 모형 개발)

  • Jeong, Dong-Bin
    • English Language & Literature Teaching
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    • v.8 no.2
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    • pp.219-243
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    • 2003
  • The purpose of the present study was to develop a new English language model of an integrated syllabus for kindergarteners, in order to teach and learn English. An English syllabus is a tool for realizing the goals of a curriculum, in the planning of language teaching that is primarily concerned with content and method components. Thus appropriate syllabus design can play an important role on the whole effectiveness of early English education, because it presents selection and grading of content and method for English textbooks. The basic principle of the present syllabus is based on the national curriculum of kindergartens. Developing an English syllabus model for kindergarteners could suggest standards and directions for teaching and writing adequate English textbooks for kindergarteners. The syllabus model integrates competence in communication using a proportional approach and focussing on the characteristics of kindergarteners. This study presented an integrated English syllabus for kindergarteners at the ages of five, six, and seven.

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