• Title/Summary/Keyword: 우드워드

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인과의 조종가능성 이론과 간섭

  • Eo, Yeong-Seo
    • Korean Journal of Logic
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    • v.10 no.1
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    • pp.109-130
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    • 2007
  • 현장의 과학자들이 지닌 인과 개념을 가장 잘 반영하고 있는 것으로 보이는 인과의 조종가능성 이론은 인과 관계를 조종가능성으로 이해할 수 있다는 직관에 기초한다. 즉 C가 E의 원인이라는 것은 C를 조종함으로써 E를 변화시킬 수 있다는 것이다. 이 이론의 핵심 개념인 조종의 이해를 위해 최근 관심의 초점이 되는 간섭은 이상화된 실험 상태에서 국지적 변화를 일으키는 것이라고 이해할 수 있다. 우드워드는 간섭의 의미가 목적에 따라 다르게 구체화될 수 있다는 전제 아래 자신이 제시한 간섭 개념이 펄의 간섭 개념과 다르다고 주장한다. 하지만 본 논문은 이와 같은 우드워드의 주장이 설득력이 없다고 결론짓는다. 본 논문은 우드워드의 간섭 개념이 펄의 간섭 개념과 다르기보다는 펄의 간섭 개념이 암묵적으로 전제하고 있는 바를 구체화하고 있다고 논증한다.

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A Study on Investment Intentions of Rewarded-Crowdfunding Investors: Focusing on the Extended Theory of Planned Behavior (리워드형 크라우드펀딩 투자자의 투자 의도에 관한 연구: 확장된 계획행동이론을 중심으로)

  • Lee, Song Ha;Park, JaeSung
    • Journal of Digital Convergence
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    • v.20 no.3
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    • pp.251-264
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    • 2022
  • The purpose of this study is to present factors and strategies for successful rewarded-crowdfunding of companies. For this, rewarded-crowdfunding based on the extended theory of planned behavior(E-TPB) by adding individual innovation and risk preference as extended variables, in addition to the basic variables of the theory of planned behavior(TPB), including attitude, subjective norm, and perceived behavior control. In addition, the moderating effect of rewarded-crowdfunding experience was confirmed. In addition, the moderating effect of the rewarded-crowdfunding experience was confirmed, and exploratory factor analysis and multiple regression analysis were conducted for questionnaires who were aware of the concept of rewarded-crowdfunding. As a result of testing the hypothesis, it was found that attitude, subjective norm, perceived behavioral control, and risk preference affect the intention to invest in rewarded-crowdfunding. Also, we could find that perceived behavior control and risk preference were moderately influenced by investor who had experience in rewarded-crowdfunding. Based on the research results, it has academic and practical value by presenting the direction of enhancing the success of rewarded-crowdfunding that companies can use as a way to raise funds and boost sales.

역사속 과학인물 - 우두 발명, 무서운 전염병 천연두 퇴치 "영국 에드워드 제너(1749~1823년)

  • Park, Seong-Rae
    • The Science & Technology
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    • v.35 no.5 s.396
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    • pp.84-86
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    • 2002
  • 18세기 우두를 발명한 영국의 에드워드 제너(1749~1823년)는 당시 가장 무서웠던 전염병 천연두를 퇴치하는데 큰 공을 세웠다. 영국의 버클리라는 작은 마을에서 목사의 아들로 태어난 제너는 런던서 의학공부를 하고 고향으로 돌아와 목동이나 우유짜는 여인들은 '천연두에 걸리지 않는다'는 사실에 착안하여 연구 끝에 우드를 발명한 것이다.

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A study on the crowdfunding strategies of start-up businesses -focusing on the impact of perceived justice on customer satisfaction and loyalty- (스타트업 기업들의 크라우드 펀딩 전략에 관한 연구 -지각된 공정성이 고객의 만족도와 충성도에 미치는 영향을 중심으로-)

  • Kim, Seung-Hwan;Lee, Sang-Hoon
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.19 no.12
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    • pp.515-522
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    • 2018
  • Current signs of a downturn in South Korea's economy include the sharp drop in consumption. Considering internal and external complications such as the raise in minimum wage and fierce global competition, people's taste and purpose of consumption is shifting as well. Under such circumstances, crowdfunding provides a new investment and distribution channel for businesses in their initial stages. Crowdfunding can serve as a key driver of growth in early stages of business operations and lead to growth in consumption as a new distribution channel. This study explores how customers perceive the process of reward crowdfunding, especially when it comes to fairness in procedure, interaction, and distribution. In addition, we further seek how perceived fairness affects customer satisfaction and loyalty in the industry.

Malware Analysis Mechanism using the Word Cloud based on API Statistics (API 통계 기반의 워드 클라우드를 이용한 악성코드 분석 기법)

  • Yu, Sung-Tae;Oh, Soo-Hyun
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.16 no.10
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    • pp.7211-7218
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    • 2015
  • Tens of thousands of malicious codes are generated on average in a day. New types of malicious codes are surging each year. Diverse methods are used to detect such codes including those based on signature, API flow, strings, etc. But most of them are limited in detecting new malicious codes due to bypass techniques. Therefore, a lot of researches have been performed for more efficient detection of malicious codes. Of them, visualization technique is one of the most actively researched areas these days. Since the method enables more intuitive recognition of malicious codes, it is useful in detecting and examining a large number of malicious codes efficiently. In this paper, we analyze the relationships between malicious codes and Native API functions. Also, by applying the word cloud with text mining technique, major Native APIs of malicious codes are visualized to assess their maliciousness. The proposed malicious code analysis method would be helpful in intuitively probing behaviors of malware.

An Empirical Analysis on the Success Factors of Crowdfunding: Focusing on the Movie Category Project (크라우드펀딩 성공요인 실증분석: 영화 분야 프로젝트를 중심으로)

  • Lee, Do-Yeon;Chang, Byeng-Hee
    • The Journal of the Korea Contents Association
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    • v.20 no.12
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    • pp.13-22
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    • 2020
  • This study aims to find out success factors of crowdfunding on movie projects. For empirical analysis, we collected 583 data of the movie projects from the crowdfunding platform 'Tumblbug'. To figure out the success factors, we examined effects of 10 independent variables on 1 dependent variable. The independent variable includes target amount, project information, reward options, creator funding power, editor recommendation, creator contents power, movie type, number of comments, number of replies, and number of SNS information. The final achievement rate of crowdfunding was set as dependent variable. This study found that the target amount, number of text information, number of video information, editor recommendation, number of backers' reply, and number of SNS information had a significant impact on the achievement rate of the movie crowdfunding project. This study has implications in that it has discovered a variable of editor recommendation and the number of SNS information, and both of them have a positive effect on crowdfunding achievement.

A Study on the Current Status and Characteristics of Reward Hanbok in Crowdfunding (크라우드 펀딩에 나타난 리워드 한복의 현황과 특성 연구)

  • Shim, Joonyoung
    • Journal of Fashion Business
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    • v.26 no.3
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    • pp.155-167
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    • 2022
  • Hanbok, a traditional Korean clothing, became a hip culture for young people in the late 2010s. As hanbok brands for young people appeared and distribution channels changed for them, hanbok appeared on the crowdfunding platform. This study summarized characteristics of hanbok provided as rewards by funding projects in Wadiz, the largest crowdfunding platform in Korea. Results of this study are as follows. First, since the first successful crowdfunding in 2015, it has shown rapidly growth. Second, as a result of examining the name of reward hanbok, 167 reward hanbok appeared. They could be divided into three periods: women's hanbok, unisex hanbok and trendy hanbok period. Third, looking at characteristics of reward hanbok from each period, feminine Chollic onepiece during the women's Hanbok period adopted the feminine interpretation of the original men's Hanbok. Characteristics of reward hanbok during the Unisex Hanbok period are in the direction of the closure. By adopting the direction of the closure of hanbok that both men and women can use, unisex hanbok is appeared. Finally, reward hanbok during the trendy hanbok period reflected trends such as genderless and hip. Hanbok reflected various trends from home culture to COVID-19 that occurred around the world at that time.

The Relationship between Characteristics of the University Student Crowdfunding Team and Team Performance: Focus on Functional Diversity and Shared-leadership (대학생 크라우드펀딩팀 특성이 팀성과에 미치는 영향: 기능적 배경 다양성과 공유리더십을 중심으로)

  • Lee, Sun-Hee;Lee, Sang-Youn
    • Asia-Pacific Journal of Business Venturing and Entrepreneurship
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    • v.17 no.2
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    • pp.99-114
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    • 2022
  • Crowdfunding is one of new financing alternatives and is innovative and creative. In order to proceed with crowdfunding, various functions are required, such as design for screen composition, marketing and promotion for the public, accounting to manage the collected funds, and product production and purchase for reward. In addition, since it is a project that must be completed in a short period of time, cooperation between team members is important. This paper studied how the characteristics of the team conducting crowdfunding affect the team performance in crowdfunding. In this study, we set functional background diversity and shared leadership necessary for crowdfunding as team characteristic variables and crowdfunding amount, completion of work and team innovation as team performance variables. This study tests the hypotheses from 220 university students in 79 teams. The findings suggest that functional diversity and shared leadership are positively related to the completion of work and team innovation but not related to crowdfunding amount. To date, few studies have studied the relationship between characteristics of the crowdfunding team and performance. Therefore, the study on functional diversity and shared leadership in crowdfunding can expand existing crowdfunding study area.

N3WS : Interactive Newspaper Article Navigation Using Keyword and Summary Extraction (N3WS : 키워드 및 요약문장 추출을 이용한 인터랙티브 신문기사 탐색)

  • Cho, Hee-Jeong;Son, Ji-Youn;Yoon, Byeol-Yi;Cho, A-Hyun;Kim, Myung;Park, Eun-Jeong
    • Proceedings of the Korea Information Processing Society Conference
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    • 2017.11a
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    • pp.694-697
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    • 2017
  • 최근 인터넷 기사 중에는 부정확한 제목이나 자극적인 단어를 사용하는 경우가 많아 구독자에게 불편함을 준다. 본 논문에서는 이러한 기사들의 헤드라인을 삭제하고, 기사의 내용을 3문장으로 요약해 주어, 구독자가 원하는 기사를 효율적으로 파악할 수 있게 하는 시스템을 제안한다. 제안하는 본 시스템은 파이썬 언어의 KoNLPy 패키지를 사용하여 기사의 단어들을 형태소 단위로 분석하며, 추출된 키워드를 토대로 워드 클라우드를 생성한다. 사용자가 클라우드의 특정 단어를 선택하면, 해당 신문기사들의 본문을 분석하여 각 신문 기사만의 핵심적인 문장을 3문장으로 출력해 준다.