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조재희,조해영,Cho, Jaehee,Cho, Haeyoung Korean Society for Internet Information 2017 인터넷정보학회논문지 Vol.18 No.4
본 연구는 노령층의 온라인 커뮤니티 이용과 사회화 그리고 사회적 고립감 사이의 잠재적 관계에 대해 탐색해 보고자 했다. 위계적 회귀분석의 분석결과에 따르면, 온라인 커뮤니티 회원으로 구성된 개인적 네트워크의 크기와 질은 사회화에 긍정적인 영향을 미쳤으며 사회적 고립감 또한 저하시켰다. 그러나 온라인 커뮤니티의 회원들과의 오프라인 미팅의 유의미한 효과는 발견되지 않았다. 이에 더해, 온라인 커뮤니티를 이용하는 시간은 사회화로 매개되어 사회적 고립감에 유의미한 영향을 미쳤다. 이러한 연구결과는 제한된 사회적 관계로 인해 발생할 수 있는 심리적 문제들을 극복하는데 있어서 온라인 커뮤니티의 이용이 긍정적인 역할을 할 수 있음을 시사한다. This study explored the potential associations among older adults' online community uses, socialization, and social isolation. Results from the hierarchical regression analysis indicated that the quality and size of personal networks composed of online community members positively influences older adults' socialization and reduces social isolation. However, the frequency of meeting with online community members in offline settings was not significantly associated with socialization. Moreover, the amount of time using online communities indirectly and significantly affected social isolation, mediated by socialization. Results from this study address the positive roles of online community uses in overcoming psychological difficulties among elderly people.
다차원 시각적 분석방법을 이용한 공항 정시운항 분석에 관한 연구
조재희(Jaehee Cho),이덕규(Dekui Lee) 한국IT서비스학회 2010 한국IT서비스학회 학술대회 논문집 Vol.2010 No.1
인천공항 웹사이트에 공개되어 있는 여객운항 데이터를 수집하여 공항정시운항분석을 위한 데이터 마트를 두 가지 구축하였다 이를 바탕으로 항공사별, 국가별, 출항지별, 목적지별 출도착 패턴분석을 실시하였다 각 데이터마트는 요일, 시간 동과 같은 시간차원, 운항도시, 경도화표, 위도화표 둥과 같은 공간차원, 항공사, 공항게이트, 지연여부, 경유여부, 출도착여부 둥과 같은 일반차원으로 구성되며, 예정시간, 실제시간, 지연시간, 지연율 등과 같은 측정지표를 가지고 있다 특히 데이터 전처리 과정을 통해 각 운항도시의 경위도 좌표값을 추가하였고, 이에 따라 세계지도 위에 정보를 디스플레이하는 시각화 분석도 실현 가능하게 되었다.
코퍼스 기반 사전과 코퍼스를 활용한 유의어 decide와 determine의 의미 분석
조재희(Cho, Jaehee) 신영어영문학회 2018 신영어영문학 Vol.70 No.-
The purpose of this paper is to analyze the meaning of synonyms decide and determine using the COCA and corpus based dictionaries. To carry out the analysis, this study 1) retrieves the dictionary definitions of two words via corpus based dictionaries and corpus; 2) categorizes their meanings according to the registers and colligation of decide and determine in corpus based dictionaries and corpus; 3) surveys Korean college students regarding the recognition of two words’ meanings. The results are as follows. There were the differences in meanings based on the registers and colligation of decide and determine. In addition, it is requested that this teaching method using corpus based dictionaries and corpus should be applied to the college classes to allow students to learn authentic words.
자코비안 극 『바꿔친 아이』의 각색 ITV 드라마인 〈강요〉의 디지털 미디어 전유
조재희 ( Jaehee Cho ) 현대영미어문학회 2023 현대영미어문학회 추계학술대회 발표논문집 Vol.2023 No.-
This paper aims to investigate digital media appropriation of ITV drama Compulsion, an adaptation of Jacobean Play The Changeling. First of all, play and movie adaptations of Middleton and Rowley’s The Changeling are examined. And then, this paper examines from various points of view the relations of Anjika and Don Flowers represented in Sarah Harding’s Compulsion. Finally, this paper concludes that Compulsion is appropriated on DVD, YouTube, and internet review, and early modern English drama is expected to continue to expand on digital platforms.
공공자전거 임대내역 데이터를 활용한 마이크로 모빌리티 패턴분석 연구
조재희(Jaehee Cho),백가은(Gaeun Baik) 한국IT서비스학회 2021 한국IT서비스학회지 Vol.20 No.6
n this study, various usage patterns were analyzed after establishing a data mart for micro mobility analysis based on the rental history of public bicycles in Seoul. Rental history data is origin-destination data that includes the rental location and time, and the return location and time. About 1500 rental locations were classified according to the characteristics of the location to create a ‘station type’ dimension. We also created a ‘path type’ dimension that displays whether the rental location and return location are the same. In addition, a derived variable called speed, which is obtained by dividing the distance used by the time used, is added, and through this, the characteristics of the riding area and the reason for the rental can be estimated. Meanwhile, administrative district link, administrative neighborhood link, and station type link were created to apply network analysis. Through this analysis, the roles and proportions of administrative districts, public facilities, and private facilities engaged in micro-mobility services were visualized. 49.9% of rentals occur at rental offices near transportation facilities, and half of them occur at rental offices near subway stations. The number of rentals during the evening rush hour is more than double that of the morning rush hour. When the path type is unidirectional, there is a fixed destination, so the distance and time used are short, and the movement speed tends to be high. In the case of round-trip, the purpose of use is exercise or leisure, so the distance and time used are long, and the movement speed is slow. It is expected that the results of the analysis can be used as reference materials for selecting new rental locations, providing convenient services for users, and developing user-specialized products.
노령층의 온라인 커뮤니티 이용이 사회화와 사회적 고립감에 미치는 직·간접 효과
조재희 ( Jaehee Cho ),조해영 ( Haeyoung Cho ) 한국인터넷정보학회 2017 인터넷정보학회논문지 Vol.18 No.2
본 연구는 노령층의 온라인 커뮤니티 이용과 사회화 그리고 사회적 고립감 사이의 잠재적 관계에 대해 탐색해 보고자 했다. 위계적 회귀분석의 분석결과에 따르면, 온라인 커뮤니티 회원으로 구성된 개인적 네트워크의 크기와 질은 사회화에 긍정적인 영향을 미쳤으며 사회적 고립감 또한 저하시켰다. 그러나 온라인 커뮤니티의 회원들과의 오프라인 미팅의 유의미한 효과는 발견되지 않았다. 이에 더해, 온라인 커뮤니티를 이용하는 시간은 사회화로 매개되어 사회적 고립감에 유의미한 영향을 미쳤다. 이러한 연구결과는 제한된 사회적 관계로 인해 발생할 수 있는 심리적 문제들을 극복하는데 있어서 온라인 커뮤니티의 이용이 긍정적인 역할을 할 수 있음을 시사한다. This study explored the potential associations among older adults` online community uses, socialization, and social isolation. Results from the hierarchical regression analysis indicated that the quality and size of personal networks composed of online community members positively influences older adults` socialization and reduces social isolation. However, the frequency of meeting with online community members in offline settings was not significantly associated with socialization. Moreover, the amount of time using online communities indirectly and significantly affected social isolation, mediated by socialization. Results from this study address the positive roles of online community uses in overcoming psychological difficulties among elderly people.
고객군의 지리적 패턴 발견을 위한 데이터마트 구현과 시각적 분석에 관한 연구
조재희(JaeHee Cho),하병국(ByungKook Ha) 한국IT서비스학회 2010 한국IT서비스학회지 Vol.9 No.1
Due to the development of information technology and business related to geographical location of customer, the need for the storage and analysis of geographical location data is increasing rapidly. Geographical location data have a spatio-temporal nature which is different from typical business data. Therefore, different methods of data storage and analysis are required. This paper proposes a multi-dimensional data model and data visualization to analyze geographical location data efficiently and effectively. Purchase order data of an online farm products brokerage business was used to build prototype datamart. RFM scores are calculated to classify customers and geocoding technology is applied to display information on maps, thereby to enhance data visualization
이동객체의 데이터 시각화를 통한 이동패턴 분석에 관한 연구
조재희(Jaehee Cho),서일정(Iljung Seo) 한국IT서비스학회 2007 한국IT서비스학회지 Vol.6 No.1
Due to the development of information technologies and new businesses related to moving objects, the need for the storage and analysis of moving object data is increasing rapidly. Moving object data have a spatiotemporal nature which is different from typical business data. Therefore, different methods of data storage and analysis are required. This paper proposes a multidimensional data model and data visualization to analyze moving object data efficiently and effectively. We expect that decision makers can understand the movement pattern of moving objects more intuitively through the proposed implementation.