• 제목/요약/키워드: U-119

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유비쿼터스 기반의 모니터링 서비스 시스템의 개발 (Development of Ubiquitous-based Monitoring Service System)

  • 노찬숙;김기영
    • 한국산학기술학회:학술대회논문집
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    • 한국산학기술학회 2009년도 춘계학술발표논문집
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    • pp.382-385
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    • 2009
  • 본 논문에서는 최근 정보통신의 다양한 분야에서 응용되고 있는 USN과 LBS 기술을 이용하여 사회복지 인프라를 위한 서비스 체계화, 상대적 소외계층을 위한 안전체계 구축, 첨단 IT 기술 접목의 복지통신정책 실현, 공공 u-Wellbeing 서비스 시스템 구축을 목적으로 u-Care 서비스 시스템을 설계 구현하였다. 이 서비스는 독거 또는 치매노인, 장애인을 위한 사회복지 서비스로 거주지 실내 활동 현황 모니터링이 가능하며, 초소형 GPS 기반의 위치추적 단말기를 이용하여 실시간 위치정보 및 상태 정보에 이상이 생겼을 시에는 사회복지 관련 기관, 경찰, 119, 가족 등에게 SMS로 자동 발송하는 서비스 방식이다.

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항주파 파고 감쇄의 부소파제에 대한 실해상 실험 연구

  • 오우준;신정훈;박태건;함연재;정우철;박제웅;김도정
    • 한국항해항만학회:학술대회논문집
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    • 한국항해항만학회 2013년도 춘계학술대회
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    • pp.118-119
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    • 2013
  • 마리나 시설 내 계류된 선박 및 레저장비를 악천 후 해상상태와 선박 운항에 의해 발생된 파로부터 장비 및 인명의 안전을 위한 파 제거 장치가 필요하다. 본 연구에서는 국내 각 지자체의 수요에 부응하고 시설 및 인명의 안전을 위한 소파 시스템개발을 목적으로 시제품 제작(설계, 해석, 수조시험 등 수행완료)하였다. 실해상 성능시험에서 항주파의 발생을 위해 시험선박 선정하였으며, 소파장치 전후의 파고계측 등을 위해 부가물을 계측하여 파고를 촬영 및 계측하였다. 개발된 소파장치의 실해상 시험임을 감안해 해상 주위의 조류, 풍속, 인근 해역에서 오는 파랑변형 등에 따른 파랑요소를 고려하여 시험하였다. 부소파제는 약 40~80% 의 에너지 감소율을 보였으며, 유의파고 조건에서 42%의 에너지 감소율을 보였다.

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u-헬스케어를 위한 무선센서노드 어플리케이션 구현 및 성능 평가 (Design and Evaluation of Wireless Sensor Node Application for u-Healthcare)

  • 이대석;정완영
    • 한국정보통신학회:학술대회논문집
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    • 한국해양정보통신학회 2007년도 추계종합학술대회
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    • pp.518-521
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    • 2007
  • TinyOS기반의 u-헬스케어를 위한 무선센서노드 어플리케이션을 구현하였으며 이를 이용하여 기존의 지속적인 데이터 전송방식과 성능 비교를 하였다. 무선센서노드에서 QRS-complex 넓이와 R-R간격을 이용하여 비정상적인 ECG를 감지하였다. 사용된 ECG 데이터는 MIT/HIB Database 100, 112, 119번을 이용하였다. 정상적인 ECG 데이터를 가지고 있는 100레코드를 기준으로 지속적인 데이터 전송 시 발생되는 패킷량과 전원 소모율을 측정 후, 본 연구에서 구현된 문선센서노드 어플리케이션을 이용하여 각각의 ECG데이터를 이전과 같은 방법으로 성능 평가하여 비교분석 하였다. 비교분석 결과, ECG 데이터 발생량, 전원 소모율이 획기적으로 감소된 것을 알 수 있었다.

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Medium optimization for keratinase production by a local Streptomyces sp. NRC 13S under solid state fermentation

  • Shata, Hoda Mohamed Abdel Halim;Farid, Mohamed Abdel Fattah
    • Journal of Applied Biological Chemistry
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    • 제56권2호
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    • pp.119-129
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    • 2013
  • Thirteen different Streptomyces isolates were evaluated for their ability to produce keratinase using chicken feather as a sole carbon and nitrogen sources under solid state fermentation (SSF). Streptomyces sp. NRC 13S produced the highest keratinase activity [1,792 U/g fermented substrate (fs)]. The phenotypic characterization and analysis of 16S rDNA sequencing of the isolate were studied. Optimization of SSF medium for keratinase production by the local isolate, Streptomyces sp. NRC13S, was carried out using the one-variable-at-a-time and the statistical approaches. In the first optimization step, the effect of incubation period, initial moisture content, initial pH value of the fermentation medium, and supplementation of some agro-industrial by-products on keratinase production were evaluated. The strain produced about 2,310 U/gfs when it grew on chicken feather with moisture content of 75% (w/w), feather: fodder yeast ratio of 70:30 (w/w), and initial pH 7 using phosphate buffer after 8 days. Based on these results, the Box-Behnken design and response surface methodology were applied to find out the optimal conditions for the enzyme production. The corresponding maximal production of keratinase was about 2,569.38 U/gfs.

Sound change of /o/ in modern Seoul Korean: Focused on relations with acoustic characteristics and perception

  • Igeta, Takako;Sonu, Mee;Arai, Takayuki
    • 말소리와 음성과학
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    • 제6권3호
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    • pp.109-119
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    • 2014
  • This article represents a first step in a large study aimed at elucidating the relationship between production and perception involved in sound change of /o/ in (Seoul) Korean. In this paper we present the results of a production study and a perception experiment. For the production study we examined vowel production data of 20 young adult speakers, measuring the first and second formants, then conducted a discriminant analysis based on those values. In terms of their F1-F2 values, the distribution of /o/ and /u/ were close, and even overlapping in some circumstances, which is consistent with the literature. This tendency was more apparent among the female speakers than the males. Moreover, with the females' distributions, /o/ was frequently categorized as /u/, suggesting that the direction of the sound change is indeed increasing from /o/ to /u/. Next, to investigate the effects of this proximity on perception, we used the production data of five randomly selected speakers from the production study as stimuli for a perception experiment in which 21 young adult native speakers of (Seoul) Korean performed a vowel identification task and provided a Goodness rating on a 5-point scale. We found that while rates of correctness were high, when these correctness scores were weighted by the Goodness rating, these "weighted correctness" scores were lower in some cases, indicating a degree of confusion in distinguishing between the two vowels.

미국 여대생의 의복 추구 혜택과 니트웨어 구매 행동 (Benefits Sought and Knitwear Purchasing Behavior of Female College Students in the U.S.)

  • 이옥희
    • 복식문화연구
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    • 제14권4호
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    • pp.542-555
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    • 2006
  • The main objective of this study was to investigate the relationship between benefits segmentation and knitwear purchasing behavior of college female students in the U.S. The questionnaires for this survey were developed to measure knitwear purchasing behavior and benefits segmentation. The questionnaire was administered to 119 female college students in the University of California. The data was analyzed by percentage, frequency, mean, factor analysis, Cluster Analysis and ANOVA, Duncan Multiple Range test. The female college students in the U.S. were classified into fourth subdivisions by the cluster analysis. In the case of fashion information sources of knit wear, significant differences were found according to benefits sought subdivision in observation of famous people's clothing, fashion articles in magazines and newspapers, TV advertisements, Newspaper advertisements, advice of salespeople, and Catalogs. The evaluation criteria of knit wear product of consumers were significantly different depending on benefits sought subdivision in design/style, quality of construction, fashionable, brand and store name, pleasing to others, prestige, and sexy. The store attributes of knitwear product of consumers were significantly different depending on benefits sought subdivision in friendliness of sales personnel, product knowledge of sales personnel, brand names, new fashion, and variety of products. The outlook for the industry of knitwear look to remain bright, there should be a continuous effort to research and invest in consumer satisfaction of knitwear.

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암 환자의 핵심칠정척도를 활용한 정서적 특성 연구 (A Study on Emotional Characteristics with the CoreSeven-Emotions Inventory (CSEI), Based on Seven Emotions (七情) in Cancer Patients)

  • 유소정;손성은;강형원;유영수
    • 동의신경정신과학회지
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    • 제27권2호
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    • pp.119-130
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    • 2016
  • Objectives The Purpose of this study was to conduct a characteristic study on cancer patients using the Core Seven Emotions Inventory (CSEI) followed by a correlation analysis with STAI, STAXI and BDI.Methods This study was conducted by analyzing the medical records of 21 patients who had visited ○○ University Oriental hospital and completed the Core Seven Emotions Inventory (CSEI), BAI, and BDI. A total of 21 patients diagnosed with Cancer were analyzed using SPSS (Statistical Package for the Social Science, IBM, United States of America, Version 22.0). Frequency Analysis, independent t-test, one-sample t-test, and correlation analysis were conducted.Results 1. The Seven Emotion Characteristics of the Cancer patients showed a fairly stable emotional Distribution. The Gong (恐) and Kyeong (驚) emotions were relatively higher than U (憂), Bi (悲), Sa (思), Hui (喜), No (怒). 2. According to Gender, Female patients exhibited higher Sa (思) and Kyeong (驚) emotions while male patients exhibited higher Bi (悲) Emotion. 3. No (怒), U (憂), Bi (悲), Sa (思), Gong (恐), and Kyeong (驚) emotions showed a high correlation with the BDI and BAI scores of cancer patients.