• Title, Summary, Keyword: digital item

Search Result 263, Processing Time 0.053 seconds

Digital Item Purchase Model in SNS Channel Applying Dynamic SNA and PVAR

  • LEE, Hee-Tae;JUNG, Bo-Hee
    • Journal of Distribution Science
    • /
    • v.18 no.3
    • /
    • pp.25-36
    • /
    • 2020
  • Purpose: Based on previous researches on social factors of digital item purchase in digital contents distribution platforms such as SNS, we aim to develop the integrated model that accounts for the dynamic and interactive relationship between social structure indicators and digital item purchase. Research design, data and methodology: A PVAR model was used to capture endogenous and dynamic relationships between digital item purchase and network indicators. Results: We find that there exist considerable endogenous and dynamic relationships between digital item purchase and network structure variables. Not only lagged in-degree and out-degree but also in-closeness and out-closeness centrality have significant and positive impacts on digital item purchase. Lagged clustering has a significant and negative effect on digital item purchase. Lagged purchase has a significant and positive impact just on the present in-closeness and out-closeness centrality; but there is no significant effect of lagged purchase on the other two degree variables and clustering coefficient. We also find that both closeness centralities have much higher carryover effect on digital item purchase and that the elasticity of both closeness centralities on the purchase of digital items is even higher than that of other network structure variables. Conclusions: In-closeness and out-closeness are the most influential factors among social structure variables of this study on digital item purchase.

Study on DIDL parser and DIA Session Mobility Implementation (MPEG-21 DID 구성 툴과 DIA 세션 모빌리티 툴 개발에 대한 연구)

  • 김도년;박용철;장도임;김택수
    • Proceedings of the IEEK Conference
    • /
    • /
    • pp.1483-1486
    • /
    • 2003
  • This paper describes design and implementation of the DIDL(Digital Item Declaration Language) parser and Session mobility in Digital Item Adaptation. The DIDL is a declaration language which is a uniform and flexible abstraction and interoperable schema for declaring Digital Items. Session mobility specifies a mechanism to preserve a user's current state of interaction with a Digital Item. In this paper, Session mobility is implemented through the DIDL. For session mobility, the XDI (context digital item) shall capture the configuration-state of a Content digital item, shich is defined by the state of Selection elements in DIDL.

  • PDF

A Study on the Development of Avatar Fashion Item as Cultural Industries Using Digital Contents - Focused on the Off-Line Fashion Brand - (디지털 콘텐츠 문화산업으로서 아바타 패션 아이템 개발 연구 - 오프라인 패션 브랜드의 홈페이지 콘텐츠를 중심으로 -)

  • Lee, Keum-Hee;Ryu, Jin-Kyoung
    • The Research Journal of the Costume Culture
    • /
    • v.15 no.2
    • /
    • pp.339-351
    • /
    • 2007
  • Many off-line fashion brands currently has construct hompage in the form of digital contents at the website. The purpose of this study is to confirm that fashion item of avartar can be applicate to react for consumer desires by a process of construction for hompage digital contents of fashion brand, and develop various avartar fashion item to satisfy consumer's wants using the computer graphics. The results of this study are as followings. First, it should be the first to decide whether hompage contents can be used for any purposes. And it will offer initial brand concept, followed by the contents of event, blog, avatar, fashion information. Second, portal sites currently service avatar fashion item, but it just bounds the limit of indirect effect. Many fashion brands face a challenge to differenciate themselves, so avatar fashion item should be planned to coordinate the contents and brand concept. Also it is certainly possible that fashion brand communicates larger consumers with a avartar fashion item that appeal to a consumer's sensibility. Third, this study propose design development and application as 3 of the avartar fashion item using the computer graphics. Avatar Fashion item using the computer graphics was presented by application as promotion through event garment, item coordinate, cellular phone service.

  • PDF

Digital Item Modeling based on MPEG-21 Digital Item Processing(DIP) (MPEG-21 디지털 아이템 프로세싱(DIP)에 기반 한 디지털 아이템 모델링)

  • 한희준;김천석;이재욱;조용주;노용만
    • Proceedings of the IEEK Conference
    • /
    • /
    • pp.1443-1446
    • /
    • 2003
  • 본 논문에서는 MPEG-21 프레임워크에서 이용되는 기본 단위인 디지털 아이템(Digital Item)의 처리에 관한 과정을 설명하고, 처리과정에 적용 가능한 디지털 아이템의 모델링에 대하여 논하였다 MPEG-21 에서 정의된 디지털 아이템 선언(Digital Item Declaration;DID)은 디지털 아이템의 정적인 선언에 그치는 반면, 디지털 아이템 프로세싱(Digital Item Processing;DIP)을 기반으로 한 디지털 아이템에는 처리 및 이용에 관한 기능이 부여된다. 모델링된 디지털 아이템의 처리를 위한 구조를 정의하고, DIP 구조와 디지털 아이템의 유효성을 입증하기 위해 교육용 멀티미디어 컨텐츠를 담고 있는 디지털아이템을 생성하였다. 또한 DIP 기반에서 모델링된 디지털 아이템을 소비할 수 있는 디지털 아이템 플레이어의 구현과 테스트 결과에 대해서도 설명하였다.

  • PDF

A Study on Generation and Parsing System for MPEG-21 Broadcasting Digital Item (MPEG-21 방송 디지털 아이템을 위한 생성 및 파싱 시스템에 대한 연구)

  • 김천석;한희준;노용만;남제호;홍진우
    • Journal of Broadcast Engineering
    • /
    • v.8 no.1
    • /
    • pp.80-90
    • /
    • 2003
  • Today, thanks to the spread of Internet and the development of various multimedia technologies, broadcasting environment is changing in a way to merging broadcasting and communication environment. In such a new environment, transparent delivery and interoperability between different technologies become an important issue. In ISO/IEC MPEG meeting, MPEG-21 has been established. In MPEG-21, it is discussed actively about big picture to build an infrastructure for the delivery and consumption of multimedia contents. In this paper, we have applied Digital Item in MPEG-21 to broadcasting contents. Broadcasting Digital Item is generated using MPEG-7 MDS for the description of resources as well as Digital Item Declaration, and Digital Item Identification. Furthermore, we develop Digital Item generation system and parsing system. In experiment, we verify the usefulness of Broadcasting Digital Item by generating an education video contents and consuming it at different user environments.

Web-based Controlled Delivery and Consumption of Multimedia in MPEG-21 Framework

  • Hendry Hendry;Cha Kyung-Ae;Park Keunsoo;Kim Munchurl
    • Proceedings of the Korean Society of Broadcast Engineers Conference
    • /
    • /
    • pp.43-46
    • /
    • 2004
  • MPEG-21 is an on-progress project of the Moving Picture Expert Group (MPEG) that has been started in many independent parts such as part for standardizing the declaration of a digital item (MPEG-21 Part 2: Digital Item Declaration), right expression language (MPEG-21 Part S: Rights Expression Language), way to process the digital item (MPEG-21 Part 10: Digital Item Processing), etc. All this part is intended to form a framework to enable transparent and augmented use of multimedia resources across a wide range of networks and devices (1). In this paper, we show our research initiative to develop a web-based application that utilized many parts of MPEG-21 technology. The implemented concept uses a digital item and license providers in the server side while the MPEG-21 Conformant application is implemented as a plug-in application that will be downloaded to the user terminal when user accesses the webpage for the frist time. The result of this research shows that with some combination of MPEG-21 parts, we can develop an authorized multimedia delivery and consumption application.

  • PDF

A Classification Method for Item-based Online Game (온라인 게임 아이템 기반 분류법)

  • Hwang, Shin-Hee;Park, Eun-Young;Park, Young-Ho
    • Journal of Digital Contents Society
    • /
    • v.8 no.4
    • /
    • pp.419-424
    • /
    • 2007
  • Recently, additional value of games has been started to increase by revitalization of the game market. Especially, Because of the creation of the new trend that is item trade especially in online game, Item trade is as a easy and essential way as item trade can be created. However, compared to other planning factors, occupied weight of item is not as much as expected in exploiting a game. For this reason, we emphasize the importance of game item by giving the opportunity that increases the additional value with raising satisfaction of game through item-based study, plus suggesting new classification.

  • PDF

A study on mapping model between digital item data in MPEG-21 and data in relational database (MPEG-21의 디지털 아이템 데이터와 관계형 데이터베이스간의 사상모델에 관한 연구)

  • Song, Jung-Suk;Kim, Woo-Saeng
    • Proceedings of the Korea Information Processing Society Conference
    • /
    • /
    • pp.1539-1542
    • /
    • 2003
  • MPEG-21의 Digital Item은 표준으로 정해진 DID(Digital Item Declaration) 모델을 이용하여 표현된다. 해당 모델은 XML 스키마에 기반하여 정의된 것으로서 뛰어난 표현력과 확장성을 제공할 수 있다. 하지만 정의된 데이터의 저장이나 검색 및 기존 데이터와의 연계에 관한 언급은 표준에서 이루어지지 않고 있다. 본 연구에서는 MPEG-21에서 DID 모델을 이용하여 정의되어 있는 Digital Item을 관계형 데이터베이스에 저장하여 사용할 수 있는 방법에 관하여 논하고자 한다. DID를 이용하여 정의된 내용을 관계형 데이터베이스의 스키마로 매핑 하였으며, SQL 언어를 이용하여 기존 데이터와의 연동 검색을 지원하도록 설계하였다.

  • PDF

MPEG-21 Digital Item Browsing System (MPEG-21 디지털 아이템 브라우징 시스템)

  • 류지웅;김욱중;김문철
    • Proceedings of the Korean Society of Broadcast Engineers Conference
    • /
    • /
    • pp.133-137
    • /
    • 2002
  • 네트워크상에서 멀티미디어 컨텐츠(디지털 아이템)를 다양한 전송 매체(인터넷, 방송 무선전화 등)를 통해 전달하고, 서로 다른 기능의 단말기(PDA, PC, TV, Phone 등)를 통해 디지털 아이템을 소비하는데 있어 상호호환성(Interoperability)을 제공하기 위해 디지털 아이템의 생성, 전달, 소비 단계에 이르기까지 디지털 아이템의 규격을 제정하고자 MPEG-21(멀티미디어 프레임워크)이라는 이름의 국제 표준화 작업이 진행 중이다[1]. 본 논문에서는 MPEG-21의 디지털 아이템 선언 언어인 DIDL(Digital Item Declaration Language)을 이용하여 컨텍스트 디지털 아이템(XDI: conteXt Digital Item)을 XML 문서형태로 생성하고, 이를 컨텐츠 디지털 아이템(CDI: Content Digital Item)의 종류(영화, 음악, 도서, 게임 등)에 구애받지 않고 웹 브라우저를 통해 소비할 수 있는 디지털 아이템 브라우저를 구현하였다. 디지털 아이템의 다양한 형태에 적절히 대응하기 위해 XSLT(XML Stylesheet Language Transform)를 이용하여 디지털 아이템 정보를 표현하고 웹 브라우저를 통해 소비자의 환경에 적합한 디지털 아이템을 소비 및 이용할 수 있는 어플리케이션을 제공하는 환경에 대한 연구 결과를 제시한다.

  • PDF

A CFG Based Automated Search Method of an Optimal Transcoding Path for Application Independent Digital Item Adaptation in Ubiquitous Environment (유비쿼터스 환경에서 응용 독립적 DIA를 위한 최적 트랜스코딩 경로의 CFG 기반 자동 탐색 방법)

  • Chon Sungmi;Lim Younghwan
    • The KIPS Transactions:PartB
    • /
    • v.12B no.3
    • /
    • pp.313-322
    • /
    • 2005
  • In order to access digital items in a server via ubiquitous devices, the digital items should be adapted according to the system environment, device characteristics and user preferences. In ubiquitous environment, those device-dependent adaptation requirements are not statically determined and not predictable. Therefore an application specific adaptation mechanism can not be applied to a general digital item adaptation engine. In this paper, we propose an application independent digital item adaptation architecture which has a set of minimal transcoders, transcoding path generator for a required adaptation requirement, and adaptation scheduler. And a CFG based method of finding a sequence of multiple unit transcoders called a transcoding path Is described in detail followed by experimental results.