• 제목/요약/키워드: User study

검색결과 13,050건 처리시간 0.044초

개인속성 정보의 결합을 통한 강화된 인증방안에 대한 연구 (The Study on the Enhanced User Authentication using the Combination of Individual Attribute)

  • 김태경
    • 디지털산업정보학회논문지
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    • 제10권2호
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    • pp.83-89
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    • 2014
  • An increasing number of children are now using the Internet. They are starting at a younger age, using a variety of devices and spending more time online. It becomes an important problem to protect the children in online environment. The Internet can be a major channel for their education, creativity and self-expression. However, it also carries a spectrum of risks to which children are more vulnerable than adults. In order to solve these problems, we suggested a binding model of user attributes for enhanced user authentication. We also studied the requirements and prerequisites of a binding model of user attributes. In this paper we described the architecture of binding model of user attributes and showed the effectiveness of the suggested model using simulation. This model can be utilized to enhanced user authentication and service authorization.

컴포넌트 재사용을 위한 효율적인 사용자 검색 피드백에 관한 연구 (A Study on Efficient User Retrieval Feedback for Component Reuse)

  • 한정수
    • 한국산학기술학회논문지
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    • 제7권3호
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    • pp.379-384
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    • 2006
  • 본 논문은 컴포넌트 검색 성능을 향상시키기 위해 사용자 피드백을 효율적으로 수행하는 방법을 제안하고자 한다. 기존의 퍼지 기법이 적용된 피드백의 단점을 극복하기 위하여 검색된 컴포넌트의 선택여부에 따라 동일한 함수이지만 학습률을 달리할 수 있는 가우시안 함수를 이용한 상호작용 함수를 제안한다. 또한 피드백 함수에 사용자 프로필을 적용하여 사용자 등급에 따라 사용자 의견이 시스템에 반영되는 정도를 다르게 해주었다. 본 연구의 사용자 검색 피드백은 가우시안 함수를 적용한 피드백 함수와 사용자 프로필을 이용하여 시스템을 장기간에 걸쳐 서서히 변화시킬 수 있는 적응형 검색 방법이다.

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교육용 소프트웨어 설계자를 위한 사용자 인터페이스 설계지침 개발 (Development of User Interface Design Guidelines for Education Software Designers)

  • 윤철호
    • 대한인간공학회지
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    • 제22권3호
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    • pp.45-56
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    • 2003
  • This study was conducted to develop user interface design guidelines for those who design education software products (web sites or CD-ROM titles). To establish this guideline scheme, international standards, commercial design guidelines, and research papers were surveyed. Especially, ISO 9241 was referred as a basic model of a guideline scheme. First, the research group developed draft guidelines. After that, education software developers, designers, and a user group reviewed the draft and the draft was revised with their commentations. Five components were selected as a primary class of guideline scheme: general principle, dialogue design, user guidance, visual interface, and information presentation. Each component was divided several components as a secondary class. Finally, 45 items were selected as user interface design guidelines for the education software design.

A Study of User XQuery Pattern Method based Recommender System

  • Kim, Jin-Hong;Lee, Eun-Seok
    • 제어로봇시스템학회:학술대회논문집
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    • 제어로봇시스템학회 2005년도 ICCAS
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    • pp.476-479
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    • 2005
  • The information available on the Internet has become widely used, primarily due to the ability of Web based E-Commerce and M-Commerce Retrieval Engines to find useful information for users. However, present day Commerce Retrieval Engines are far from perfect because they return results based on simple user keyword matches without any regard for the concepts in which the user is interested. In this thesis, we design and evaluate a Recommender system for web context aware based information retrieval using user profiles. Also, we designed personalization framework in ubiquitous environment based both e-commerce and m-commerce and presented the interaction of user profile including User XQuery pattern in semantic web.

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온라인 서어비스의 이용자 접속 디자인 (User Interface Design in Online Services)

  • 김선호
    • 한국비블리아학회지
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    • 제7권1호
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    • pp.147-169
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    • 1994
  • The study is to assist system developers or designers who are participated in the design of the user-computer interface on online services such as Online Public Access Catalogue and Online Search-ins. To design the optimal user interface, system developers and designers should try to complete the following process orderly: 1) they should know and understand the active and potential user's information seeking behaviors concerning online services in details as possible. 2) they should design the conceptional user model on basis of that knowledge. 3)They should design the logical and hierachical computer model adaptable to the current environment. 4) they should design the display of the computer terminal which is ease to learn and use by the users. 5) finally, they should design the optimal and practical user inter-face on basis of the above 2, 3, and 4.

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사용자 인터페이스 모델링을 위한 도메인 분석에 관한 연구 (A Study for the Analysis of Domain for the Modeling of User Interface)

  • 이은서
    • 정보처리학회논문지:소프트웨어 및 데이터공학
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    • 제5권1호
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    • pp.7-12
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    • 2016
  • 사용자 인터페이스는 프로그램 상호 연동의 중요한 요소가 된다. 사용자 인터페이스에서 발생되는 오류는 전체 시스템에 영향을 주게 되고, 그 결과 고객의 만족도가 낮아진다. 따라서 도메인 단계에서 신뢰성 있는 분석을 위하여 사용자 인터페이스의 형태를 분석할 수 있는 방법이 필요하게 된다. 본 논문에서는 이와 같은 문제를 해결하기 위하여 도메인 분석의 신뢰성 향상을 위한 사용자 인터페이스의 추출 방법과 기준을 제시하고자 한다.

효율적 문자 기반의 사용자 인터폐이스 구축에 관한 연구 (A Study on the Construction of an Efficient Text-Based User Interface)

  • 허진석;서장춘
    • 제어로봇시스템학회:학술대회논문집
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    • 제어로봇시스템학회 2000년도 제15차 학술회의논문집
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    • pp.289-289
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    • 2000
  • In this paper, a new text-based method is suggested for the user-system interaction. The use of text-based user interface is mote efficient under situation which don't be introduced the GUI because of the limitation of hardware cost or improvement of system performance. The dialogical method using suggested hierarchical structure is the easier for a convenience of usage and the method in this paper is the more useful as considering knowledgeable background and environment of task for user As a practical example, the method for the proposed text-based user interface construction is applied to Double-Lift Open Shedding Electronic Jacquard.

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사무업무 형태에 따른 적정 컴퓨터 사용자 인터페이스 (User Interface Styles for Different Office Tasks)

  • 최필성;곽지영;한성호
    • 대한인간공학회:학술대회논문집
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    • 대한인간공학회 1994년도 춘계학술대회논문집
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    • pp.7-18
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    • 1994
  • Many office tasks have been automated by using computers to increase task productivity. The productivity of performing office tasks is dependent not only upon automating the task procedures, but also upon the usability of user interfaces. However, the literature lacks human factors research on evaluating the usability of user interface styles when they are used for performing different office tasks. This study evalu- ated the usability of user interfaces styles when performing various office tasks. User interface styles considered include menu-selection, command language, form fill-in, iconic styles, etc. A task analysis was conducted toclassify representative office tasks. A variety of analysis techniques such as brainstorming, analytic hierarchy process, prototyping, and expert opinions were used to evaluate the usability of the interfaces. The analysis procedures and results are described along with guidelines for selecting user interfaces in terms of subjective preferences and performance measures.

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무선랜 AP를 기반으로 한 실시간 위치추적시스템에 관한 연구 (A Study on An Real-time Identifying User Location System based on AP in Wireless LANs)

  • 최재현;박제원;신용우;이남용
    • 한국IT서비스학회지
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    • 제9권3호
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    • pp.145-161
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    • 2010
  • Recently, identifying user locations is becoming important as the society evolves into an ubiquitous society with the innovation of information technology. Particularly, many researches on identifying user locations are headed in direction to identify locations of users in the indoors, because a GPS that is widely used to identify the locations of users in the outdoors is inapplicable in the indoors. However, those researches are mostly not useful to general indoor environment because they are performed in a specific environment with specialized or customized devices such as UWB, RFID. Therefore, in this paper we propose a effective method to identify user locations in general indoor environments with wireless local network access points. Our approach enables to identify user location efficiently by measuring signal power of access points around the user and using the FRIIS formula which is used to calculate the distance among the things.

유비쿼터스 주택에서의 사용자 행위에 따른 센서 기기 구성방법에 관한 연구 - 시나리오에 따른 사용자 행위 분석을 기반으로 - (A Configuration Methods of Sensor Reflecting User's Behaviors in the Ubiquitous House)

  • 이동화;박성준;이현수
    • 한국실내디자인학회:학술대회논문집
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    • 한국실내디자인학회 2005년도 추계학술발표대회 논문집
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    • pp.111-114
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    • 2005
  • The purpose of this study is to suggest configuration methods of sensor according to user's behaviors in the ubiquitous house. Recently, with appearing the concept of 'Ubiquitous', the applications of ubiquitous technologies on the our environment adopt a new paradigm. This new paradigm leads to the possibility of creating more intellectual dwelling environment according to user's behaviors. This paper suggests to change our dwelling by considering both engineering technology and considering the character of dwelling, because the house should provide causes humans with comfortability. Therefore, we need to understand user's behaviors in the dwelling, towards user friendly environment.

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