• Title/Summary/Keyword: event study

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Structural Relationships of the Consumers' Understanding on the Event, Product Satisfaction, Promotional Strategies, and Behavioral Intention in a Promotional Event for Agricultural Diversification (농산물 6차산업 판촉행사에서 행사의 이해 및 제품만족, 판촉전략행위, 소비자 행동의도간의 구조관계 분석)

  • Moon, Yong-chul;Kim, Min-Jeong
    • Journal of Agricultural Extension & Community Development
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    • v.26 no.1
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    • pp.31-46
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    • 2019
  • This study aims to examine the structural relationships of the consumers' understanding on the event, product satisfaction, promotional strategies, and behavioral intention in a promotional event for agricultural senary industry. The study conducted a survey among the participants in promotional events. The result showed that the understanding of promotional event had a positive effect on consumer behavioral intention, which means that the greater the understanding of The senary industry and the purpose of the event, the greater the consumer behavioral intention. The consumer satisfaction on products also had a positive effect on consumer behavioral intention, implying that the consumer behavioral intention increased when their satisfaction in terms of the taste and price of the products is higher. Further, the higher the satisfaction of the promotional strategy, the higher the consumer behavioral intention. Lastly, the promotional strategy played a mediating role between the consumer's understanding of the event and the satisfaction of the product, and the consumer behavioral intention. The result suggests that the different promotional strategies including discounts, freebies, or free-samples are able to maximize the effect of promotional events through its mediating effect.

Army Future Experts' Prediction about Near-Future Climate X-event

  • Sang-Keun Cho;Ji-Min Lee;Eui-Chul Shin;Myung-Sook Hong;Jun-Chul Song;Sang-Hyuk Park
    • International Journal of Advanced Culture Technology
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    • v.11 no.2
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    • pp.196-201
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    • 2023
  • The future is complex and unpredictable. In particular, it is unlikely to occur, but once it occurs, no one knows how it will affect our society if X-event, which has a tremendous impact, is created. This study was conducted only in the climate field to offset the ripple effect of this X-event, and was conducted through in-depth interviews with experts from the Korea Army Research Center for Future & Innovation and the Army College. As a result, it was possible to explore what factors would trigger X-event from their discourse and what X-event would be newly created by spreading them to other fields. Starting with this study, if we accumulate the discourse of experts in various fields such as population, science and technology, as well as climate, and other fields other than the Army, we can predict X-event and offset the threats that may arise.

The Design of a Complex Event Model for Effective Service Monitoring in Enterprise Systems (엔터프라이즈 시스템에서 효과적인 서비스 모니터링을 위한 복합 이벤트 모델의 설계)

  • Kum, Deuk-Kyu;Lee, Nam-Yong
    • The KIPS Transactions:PartD
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    • v.18D no.4
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    • pp.261-274
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    • 2011
  • In recent competitive business environment each enterprise has to be agile and flexible. For these purposes run-time monitoring ofservices provided by an enterprise and early decision making through this becomes core competition of the enterprise. In addition, in order to process various innumerable events which are generated on enterprise systems techniques which make filtering of meaningful data are needed. However, the existing study related with this is nothing but discovering of service faults by monitoring depending upon API of BPEL engine or middleware, or is nothing but processing of simple events based on low-level events. Accordingly, there would be limitations to provide useful business information. In this paper, through situation detection an extended complex event model is presented, which is possible to provide more valuable and useful business information. Concretely, first of all an event processing architecture in an enterprise system is proposed, and event meta-model which is suitable to the proposed architecture is going to be defined. Based on the defined meta-model, It is presented that syntax and semantics of constructs in our event processing language including various and progressive event operators, complex event pattern, key, etc. In addition, an event context mechanism is proposed to analyze more delicate events. Finally, through application studies application possibility of this study would be shown and merits of this event model would be present through comparison with other event model.

Micrometeorological Characteristics in the Atmospheric Boundary Layer in the Seoul Metropolitan Area during High-Event and Non-event Days

  • Park, Il-Soo;Park, Moon-Soo;Lee, Joonsuk;Jang, Yu Woon
    • Journal of Environmental Science International
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    • v.29 no.12
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    • pp.1223-1237
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    • 2020
  • This study focused on comparing the meteorological conditions in the Atmospheric Boundary Layer (ABL) on high-event days and non-event days in the Seoul Metropolitan Area (SMA). We utilized observed PM10 and meteorological variables at the surface as well as at the upper heights. The results showed that high-event days were consistently associated with lower wind speed, whereas wind direction showed no particular difference between high-event and non-event days with frequent westerlies and northwesterlies for both cases. During high-event days, the temperature was much warmer than the monthly normal values with a sharp increasing trend, and Relative Humidity (RH) was higher than the monthly normal, especially on high-event days in February. During high-event days in spring, a double inversion layer was present at surface and upper heights. This indicates that stability in the multi-layer is an important indicator of higher PM10 concentrations. Net radiation in spring and winter is also closely associated with higher PM10 concentrations. Strong net radiation resulted in large sensible heat, which in turn facilitated a deeper mixing height with diluted PM10 concentrations; in contrast, PM10 concentrations were higher when sensible heat in spring and winter was very low. We also confirmed that convective and friction velocity was higher on non-event days than on high-event days, and this was especially obvious in spring and winter. This indicated that thermal turbulence was dominant in spring, whereas in winter, mechanical turbulence was dominant over the SMA.

A Study of Effects of Stock Option on Firm's Performance (주식매수선택권이 기업성과에 미친 영향에 대한 연구)

  • Shin, Yeon-Soo
    • The Journal of Information Technology
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    • v.9 no.4
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    • pp.75-85
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    • 2006
  • This study is to test the influence of stock option granting information on the firm's performance. The important issue in stock option is that agent cost is the important determinant factor for the long term performance. The agent cost arises between the manager and shareholders. So many study are concentrated in diminishing the agent cost, and develop some substitute tools to measure the agent cost. The event study about stock option analyzes returns around event date at a time. Event study provides estimation periods and cumulative returns. Announcements about stock option are generally associated with positive abnormal returns in short term period, but not showing positive effect in long term period. It is important to investigate the responses of stocks to new information contained in the announcements of stock option. Therefore it is important to study the long term performance in the case of stock option. The event time portfolio approach exists the CAR model, BHAR model and WR model. And the calendar time portfolio approach has the 3 factor model, 4 factor model, CTAR model, and RATS model. This study is forced to develop and arrange two approach method in evaluating the performance, the event time portfolio approach and calendar time portfolio approach.

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Business Activity Monitoring Using Process-based Event Analysis (프로세스 기반 이벤트 분석을 이용한 비즈니스 활동 모니터링)

  • Son, Sung-Ho;Jung, Jae-Yoon;Kang, Suk-Ho;Cho, Nam-Wook
    • The Journal of Society for e-Business Studies
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    • v.12 no.2
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    • pp.219-231
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    • 2007
  • Based on a complex event processing technique, an event analysis method for Business Activity Monitoring(BAM) is developed to provide an early warning for on-going events so that process managers effectively detect and monitor potential risks prior to the completion of the events. In this study, process-based event monitoring procedures to extract events with significant risks are presented; Complex event patterns are defined from historical event log data and risks of events are evaluated based on the patterns. A process-based event monitoring architecture for BAM is also presented. The proposed method has been applied to a service process of a home shopping company.

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A Study on the Formation of the Orientation and the Event Through the phenomenological cognitive system (현상학적 지각체계에 의한 정위와 사건의 형성에 관한 연구)

  • Byun, Dae-Joong
    • Korean Institute of Interior Design Journal
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    • v.21 no.1
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    • pp.68-77
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    • 2012
  • Appreciating the aspect of modem architecture requires not only the comprehension of the nature of design and architects' ways of thinking and expression but also observers' views on buildings and their perceptive/cognitive stages. This calls for an in-depth study on the "system of phenomenological perceptions" that works as a new architectural experience system. The system of phenomenological perceptions makes it possible to specify the individual process of understanding architecture, that is, hands-on experiences, participations, feelings, perceptions, and cognition. The value of user experience and cognition has been emphasized by philosophical and aesthetical concepts as well. Therefore, in order to better appreciate the modern architecture, this study suggests theoretical consideration to "orientation and event" that are crucial elements in understanding a phenomenological view and materializing actual space formation. This offers the cognitive system with which we analyze modem architecture and comprehensive expressional methods. In other words, this study contemplates the system of phenomenological perceptions from an existential spatial perspective by structurizing the system of the orientation and the event in order to segmentalize users' current locations, potential directions, the relations with spaces, continual vie'wpoints as well as buildings' functions and interior and exterior division. The system of phenomenological perceptions helps understand and systemize modern architecture through a system based on relations between sensation, perception, cognition, sensitivity, and rationality. This creates a new cognitive system employing the concept of the orientation and the event, which is different from a normal cognitive system basing on the sense of vision. When observers appreciate space, they tend to relate the space to a certain event and to remember their experiences in it. During the process, they draw borders of the space in which the event takes place and give shape to their experiences including actions, movements, cognition and sensation. The process leads to the formation of "placeness," and here, the concept of the orientation comes in as the location and the center of the placeness. This study proves that a determined orientation coupled with individual experience and events settles the place ness; detailed elements in the cognitive system have close relations with one another; the orientation, actions, events, and places are the factors that materialize observers' architectural experience.

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Mediating Effect of Decentering between Centrality of Event and Meaning Reconstruction on Relational Loss Experience (관계상실경험자의 사건중심성과 의미재구성의 관계: 탈중심화의 매개효과)

  • Kim, Soon-Me;Lee, Su-Lim
    • The Journal of the Korea Contents Association
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    • v.20 no.6
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    • pp.445-459
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    • 2020
  • The purpose of this study was to verify the mediating effect of decentering between centrality of event and meaning reconstruction, based on relational loss experiences. To do so, surveys were conducted on 295 people(male: 109, female: 186) who would experience relational loss and be over 20 years old in the country using a questionnaire including a relational loss history checklist, the CES(Centrality of Event Scale), the Decentering Scale and the GMRI(Grief and Meaning Reconstruction Inventory). And the valid data were statistically processed using SPSS 22.0 program. The results of the study was followed. First, both centrality of event and decentering had positive corrleations with meaning reconstruction. Second, decentering completely mediated relationship of centrality of event and meaning reconstruction. Centrality of event had no direct effect on meaning reconstruction and the entire effect of centrality of event on meaning reconstruction was transmitted only through the path of decentering. Based on these results, limitations and implications of this study and suggestions for future studies were discussed.

Event Log Validity Analysis for Detecting Threats by Insiders in Control System

  • Kim, Jongmin;Kang, Jiwon;Lee, DongHwi
    • Journal of information and communication convergence engineering
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    • v.18 no.1
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    • pp.16-21
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    • 2020
  • Owing to the convergence of the communication network with the control system and public network, security threats, such as information leakage and falsification, have become possible through various routes. If we examine closely at the security type of the current control system, the operation of the security system focuses on the threats made from outside to inside, so the study on the detection system of the security threats conducted by insiders is inadequate. Thus, this study, based on "Spotting the Adversary with Windows Event Log Monitoring," published by the National Security Agency, found that event logs can be utilized for the detection and maneuver of threats conducted by insiders, by analyzing the validity of detecting insider threats to the control system with the list of important event logs.

A Case Study of Coastal Fog Event Causing Flight Cancellation and Traffic Accidents (항공기 결항과 연쇄 교통사고를 야기한 연안안개 사례 연구)

  • Kim, Young Chul
    • Journal of the Korean Society for Aviation and Aeronautics
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    • v.25 no.1
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    • pp.1-10
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    • 2017
  • A heavy foggy event accompanying with complex coastal fog was investigated in this study. This heavy foggy event occurred on FEB 11, 2015. Due to reduced visibility with this foggy event induced more than 100times serial traffic accidents over the Young-jong highway, and Flights from 04:30 AM to 10:00 AM were cancelled on Inchon International Airport. This heavy foggy event was occurred in synoptic and mesoscale environments but dense coastal fog were combined with a combination of sea fog, steam fog, and radiation fog. This kind of coastal fog can predicted by accurate analysis of the direction of the air flow, sea surface temperature(SST), and 925hPa isotherms from numerical weather prediction charts and real time analysis charts.