• Journal of the Korean Society of Earth Science Education
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• v.12 no.1
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• pp.18-26
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• 2019

Vietnam is one of the countries most affected by climate change. Therefore, communication activities on climate change in Vietnam are focused with various media such as television, newspapers, radio, internet etc. In particular, Facebook social network is a potential media but less interested and developed. In this topic, Audience Insight tool of the Facebook social network and the online sociological survey method were conducted to assess the current status and effectiveness of climate change communication activities via Facebook in Vietnam today. Vietnam ranks seventh in the world with 58 million users. However, the number of climate change communication fanpages has only about 15 fanpages with the largest number of followings is 94,721 persons. Among of the 10 most contented Facebook users in Vietnam today, there is no fanpage related to climate change. The results of research and evaluation two fanpages of climate change communication that are the most and most frequent followers in Vietnam showed that climate change communication via Facebook in Vietnam is not as effective as expected. At the same time, online survey results also pointed out the causes of the above problems. This is the scientific basis for management agencies to find the solutions to promote the strength of Facebook social network in climate change communication in the future.

• Proceedings of the Korea Information Processing Society Conference
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• 2012.04a
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• pp.646-649
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• 2012

스마트폰의 빠른 확산과 웹 기술의 발전과 더불어 스마트폰을 통한 불법 콘텐츠 유출 가능성이 심화됨에 따라 스마트폰 포렌식에 대한 연구가 활발히 진행되고 있다. 스마트폰 내 증거 데이터는 기존의 모바일 디바이스에서 제공되었던 문자메시지, 송수신 히스토리 정보 외에 이메일, 웹 검색 히스토리, 사용자 이동경로, 소셜 네트워크 클라이언트 파일도 중요한 기록 정보로 제공된다. 이에 본 연구에서는 스마트폰 내 저장되어 있는 불법 콘텐츠 사용 흔적을 추출하여 소셜 네트워크에서의 불법 콘텐츠 유통 상황을 대응하고자 한다.

• The Journal of Bigdata
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• v.1 no.1
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• pp.1-7
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• 2016

Social media such as twitter has been popular by the diffusion of internet, and thanks to the radical improvement of computational ability of computers big data analysis became possible. This research is regarding about smart watch which is receiving attention as post-smartphone technology. Among various types of smart watch, this research focuses on the recently released Samsung Galaxy Gear S2. The main purpose of the research is to analyze customer's actual twitter data that was produced before and after the release of the smart watch to the market. Through the analysis, this research provides practical marketing strategy guideline, and also the analysis framework used in this research can be a research framework for other area and product researches.