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Information Status and Prosodic Prominence as Perceived by Korean Learners of English
Suyeon Im 서울대학교 언어교육원 2019 語學硏究 Vol.55 No.2
This study investigates the relationship between information status and prosodic prominence perceived by Korean learners of the English language, compared to English native speakers, in a complete public speech. Both groups of speakers were asked to mark words that they perceived as being prominent, while listening to a speech in real time. The information status of a word was annotated as a function of referential and lexical information, as well as focus. The results show that Korean native speakers perceive prosodic prominence in a similar manner to that of English native speakers. Both groups are more likely to perceive prominence for new or focused words than for given or non-focused words. The two groups, however, differ in that Korean native speakers tend to more frequently perceive prominence for words carrying lexical information than English native speakers. This bias seems to be influenced by parts-of-speech, in alignment with the findings of previous studies.
Word class information in perception of prosodic prominence by Korean learners of English
Suyeon Im 한국음성학회 2019 말소리와 음성과학 Vol.11 No.4
This study aims to investigate how prosodic prominence is perceived in relation to word class information (or parts-of-speech) by Korean learners of English compared with native English speakers in public speech. Two groups, Korean learners of English and native English speakers, were asked to judge words perceived as prominent simultaneously while listening to a speech. Parts-of-speech and three acoustic cues (i.e., max F0, mean phone duration, and mean intensity) were analyzed for each word in the speech. The results showed that content words tended to be higher in pitch and longer in duration than function words. Both groups of listeners rated prominence on content words more frequently than on function words. This tendency, however, was significantly greater for Korean learners of English than for native English speakers. Among the parts-of-speech of the content words, Korean learners of English were more likely than native English speakers to judge nouns and verbs as prominent. This study presents evidence that Korean learners of English consider most, if not all, content words as landing locations of prosodic prominence, in alignment with the previous study on the production of prominence.
Prosody Perception on Spontaneous English by Korean Learners of English and Native English Speakers
Suyeon Im 서울대학교 언어교육원 2012 語學硏究 Vol.48 No.3
The present study aims to look at whether Korean English learners’ prosody perception differed from those of native English speakers on the spontaneous English speech. Findings from the study revealed that the Korean English learners significantly differed from the native English speakers in the judgment of prominence while there was no significant group difference in the judgment of boundaries. Among three groups of Korean English learners, the significant group difference was not found in the judgment of prominence and boundaries despite their different English speaking proficiency levels and lengths of residence. The word type (i.e., content word and function word) and boundaries (i.e., intermediate phrase and intonational phrase) appeared to play an important role on the perception of English prosody by the Korean English learners. Also, Korean L1 transfer seemed to have an effect on the perception of prominence and boundaries by the Korean subjects. The results of the study contribute to an understanding of Korean English learners’ perception and of English prosody in a second language. Practical suggestions for future research were also identified.
입력 패턴 학습을 통해 터치 영역 최적화를 지원하는 가상키보드의 사용성 평가
강수연(Suyeon Kang),김지영(Jiyoung Kim),박민희(Minhee Park),임호정(Hojeong Im),김헌(Huhn Kim) 대한인간공학회 2019 大韓人間工學會誌 Vol.38 No.6
Objective: The purpose of this study was to verify the usability of two typical smartphone virtual keyboards that optimize the touch area of each key by learning touch input patterns. Background: Virtual keyboards have many limitations due to their small size and lack of tactile feedback. Therefore, many studies have been conducted to improve the usability of the virtual keyboard. Among them, the verification on the usefulness of a virtual keyboard, with which optimizes the user’s touch area by learning his or her input pattern, is still insufficient. Method: In this study, the participants performed the task of inputting presented sentences using three virtual keyboards (Nota, AL, and Smartboard) that provide different levels of touch optimization support. Through the experiment, sentence matching ratio and typing time data were collected, and subjective satisfaction were also rated after the typing task was finished. Results: There were significant differences in the sentence matching ratio, typing time, and subjective satisfaction between Nota, AL and Smartboard. The Nota keyboard showed significantly better performances than the Smartboard in all respects. However, the AL keyboard showed no significant difference in sentence matching ratio and typing time compared to the Smartboard without such optimization function. Rather, the AL keyboard was less satisfied than the Smartboard. Conclusion: Automatically optimizing the touch area based on users" input pattern was more useful to the users than predicting, visually expanding and highlighting the keys that will be entered next. Application: In the future, smart phone manufacturers or virtual keyboard makers can use this result as a reference when they want to provide a similar function for touch area optimization.
유광현(Gwanghyeon Ryu),이형우(Hyungwoo Lee),조수연(Suyeon Cho),오세영(Seyoung Oh),임종빈(Jongbin Im),이주(Ju Lee) 한국자동차공학회 2011 한국자동차공학회 부문종합 학술대회 Vol.2011 No.5
Rotating machines are using gears to change the rotary motion into the linear motion, on the other hand, linear motors have a accurate position control and excellent dynamic characteristics because of generating a thrust force directly. But the important problem, one of the linear motor is a high thrust force ripple. Thrust force ripple has a bad effect on the position accuracy and the dynamic characteristics, so it is necessary to reduce the thrust force ripple. Cogging is one of the cause that affect thrust force ripple. Cogging has some connection with the GCD between pole pitch and teeth pitch It is proposed method to reduce a thrust ripple of the linear motor that chamfering, skew, and so on. In this paper, the module phase set shift(MPSS) is used to reduce a thrust force ripple that has a similar effect to skew.
Use of complementary and alternative medicine by lymphoma survivors in South Korea
Kim, Kisook,Kim, Soo Hyun,Ok, Oh Nam,Kim, Im-Ryung,Lee, Suyeon,Kim, So Hee,Kim, Won Seog,Ryu, Min-Hee,Lee, Moon Hee Elsevier 2018 EUROPEAN JOURNAL OF ONCOLOGY NURSING Vol.33 No.-
<P><B>Abstract</B></P> <P><B>Purpose</B></P> <P>We aimed to examine the experience of complementary and alternative medicine (CAM) use and its association with health-related quality of life (HRQOL) in lymphoma survivors in South Korea.</P> <P><B>Methods</B></P> <P>The participants were 869 lymphoma survivors from three hospitals in South Korea, all diagnosed with lymphoma at least 24 months prior to participation. Self-reported questionnaires were used to assess CAM use. The questionnaire addressed types of CAM used, sources of information about CAM, reason for CAM use, satisfaction with CAM use, discussion of CAM use with doctors, experience of side effects, costs of CAM use, and intentions to continue using CAM. HRQOL was measured with the EORTC QLQ-C30.</P> <P><B>Results</B></P> <P>Of the 869 participants, 42.2% had experience using CAM, and there were statistically significant differences among CAM users and non-users in terms of sex, religion, and time since diagnosis. A special diet (e.g., ginseng, chitosan, mixed cereals) was the most commonly used type of CAM, and most CAM users (82.1%) were satisfied with their CAM use. Most CAM users (77.5%) did not discuss the use of CAM with their doctors, and only 9.2% reported any side effects from CAM. CAM users showed significantly lower HRQOL scores than did non-users.</P> <P><B>Conclusion</B></P> <P>A significant number of lymphoma survivors in Korea have used CAM, and most CAM users are satisfied with their CAM use. Oncology nurses should be aware of the range of CAM use among patients and reflect their responses in their treatment and/or follow-up care.</P> <P><B>Highlights</B></P> <P> <UL> <LI> A significant number of Korean lymphoma survivors (42.2%) have used CAM. </LI> <LI> A special diet was the most commonly used type of CAM. </LI> <LI> A majority of CAM users (77.5%) did not discuss the use of CAM with their doctors. </LI> </UL> </P>