http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
정아현 ( A Hyun Jeong ),김종준 ( Jong Jun Kim ) 한국패션비즈니스학회 2015 패션 비즈니스 Vol.19 No.2
In this study, the effect of shrink-resist treatment agent on the wool finishing, specifically anti-felting of wool product was studied. We aimed at providing preliminary data leading to the diversification of high-value added fashionable wool product. Two type of wool fabrics, dense and sheer, were employed. The fabric specimens were treated with solutions of shrink-resist treatment agent with wet pick-up rate 110%, 130%, and 150%, respectively, by using a padding mangle. The solution treated fabric specimens were then dried at room temperature first, at 90℃ for 15 minutes in a drying oven, and finally cured at 130℃ for 3 minutes. Cured wool fabric specimens were then subjected to a felting process. The physical and mechanical properties, including shrinkage rate along warp/filling direction, thickness at specified measurement pressure, drape stiffness, and air-permeability, were analyzed. After felting process, the shrinkage rates of wool fabric specimens, treated with shrink-resist treatment agent, were lower than those of control wool fabric specimens. The stiffness values of wool fabric specimens measured by using Flexometer were increased.
완벽주의와 인지적 정서조절 전략이 시험불안에 미치는 영향
정아현(A Hyun Jung),강민주(Min Ju Kang) 한국아동학회 2014 아동학회지 Vol.35 No.1
This study examined the effects of perfectionism and cognitive-emotion regulation strategies on the test anxiety. The participants in this study were 423(227 boys, 196 girls) 6th graders recruited from four elementary schools in Seoul, Korea. The participants completed the Test Anxiety Inventory-Korea(Kim, 1991), the Child and Adolescent Perfectionism Scale(CAPS; Flett at al, 2000), and the Cognitive-Emotion Regulation Questionnaire(CERQ; Garnefski, 2001). The results of this study were as follows. First, self-oriented perfectionism and socially prescribed perfectionism were both positively associated with test anxiety. Additionally, the children who used more adaptive cognitive-emotion regulation strategies reported lower test anxiety, whereas the children who used more maladaptive cognitive-emotion regulation strategies reported higher test anxiety. Secondly, there was an interactional effect between self-oriented perfectionism and maladaptive cognitive-emotion regulation strategies on test anxiety. Lastly, socially prescribed perfectionism and cognitive-emotion regulation strategies had a significant effect on children`s test anxiety. However, there were no interactional effects observed between socially prescribed perfectionism and cognitive-emotion regulation strategies on test anxiety.
정아현(Jung A hyun),이동현(Lee Dong-Hyun),김진영(Kim Jin-Young),김창기(Kim Chang Ki),김현구(Kim Hyun-Goo),이영섭(Lee Yung-Seop) 한국태양에너지학회 2020 한국태양에너지학회 논문집 Vol.40 No.6
We evaluated the forecast performance of solar radiation on the Korean Peninsula from the solar radiation data provided by the UASIBS-KIER model of KIER with the solar radiation forecast data generated by the GFS model of the NCEP. In this study, the spatial and temporal downscaling of the GFS model, a cumulative solar radiation forecast model per 3 hours units, was conducted to measure forecast performance. First, in the case of spatial downscaling, K-means clustering of solar radiation values corresponding to all latitude and longitude values of the Korean Peninsula was performed, and seven clusters were formed. Second, in the case of temporal downscaling, the cumulative solar radiation forecast value over 3 h was converted to the cumulative solar radiation value over 1 h. To measure the downscaling performance, the downscaling results of the cumulative forecast over 1 h of the GFS model were compared with the observed solar radiation values of the UASIBS-KIER model. We performed downscaling by using the same average ratio as the cumulative value over 3 h. In addition, we performed downscaling by using the correlation between the cumulative value over 1 h by the UASIBS-KIER model. Based on the rRMSE and rMAE, the use of the correlation was found to be more efficient that the use of the same average ratio.
1D CNN을 이용한 보행 중 족저압 데이터 기반의 보폭 추정
호종갑,정아현,최지희,민세동 대한전기학회 2023 전기학회논문지 Vol.72 No.11
Gait analysis is an essential component of clinical examination. In particular, stride length is used as an important indicator in personal health management. In this study, an evaluation study was conducted on the feasibility of estimating stride length based on a deep-learning model using only plantar pressure data. For the experiment, 10 subjects were recruited and plantar pressure data and gait movies were collected while walking. From the gait data, one stride length of raw data, center of pressure, and gait cycle index were extracted. afterward, three datasets were built and used as input deep learning models. As a result, the performance of the 1D CNN model was the best, with MAE of 3.57 ± 2.64 cm and MARE of 2.82%, confirming the feasibility of step length estimation based on plantar pressure data. The results of this study can be used for personal health monitoring and PDR estimation research.
이다교,정아현,홍은지,유현정 충북대학교 생활과학연구소 2014 생활과학연구논총 Vol.18 No.2
This study investigated consumer satisfaction and repurchase intention of social commerce of 250 consumers in their twenties who were main use group. Questionnaire survey was used online and off line one month in August 2012. 230 copies of questionnaires after excluding questionnaire having untrustworthy answer were used. Expectancy dis-confirmation paradigm was applied to consumer satisfaction on the social commerce to examine not only preliminary expectation before used of social commerce but also performance after use and to investigate satisfaction from point of view of money, time and emotion. The findings were: First, consumers preferred high discount rate and/or variety of businesses at selection of social commerce business to select one or two businesses. Personal visit to web-site and/or smart phone application was often used. Second, five questions of ten questions of expectation before and performance after buying of social commerce had significant difference. Performance after purchase was found to be higher than expectation before purchase from point of view of annoying advertising e-mail, disadvantageous contractual terms and conditions against consumers, difference of commodities than expected, difficulties of return and postponed delivery. Third, consumer satisfaction and repurchase intention on social commerce were: Consumer satisfaction from point of view of cost saving was the highest, and consumer's repurchase intention was rather high, and intention from mouth to mouth was low. Preliminary expectation and performance having influence upon consumer reaction toward social commerce included unwanted advertising e-mail, efficient retrieval and inexpensive prices.