• 제목/요약/키워드: Index Analysis

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한국인을 위한 장갑 패턴 고찰 (2) - 장갑 원형 설계를 중심으로 - (A Study on the Pattern-making for Korean Glove - Focusing on Pattern-making for Glove -)

  • 류경옥
    • 복식문화연구
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    • 제17권6호
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    • pp.981-991
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    • 2009
  • The purpose of this study was to develop the pattern-making for Korean glove. To develop the pattern-making for glove this study comprehensive list of candidate hand data was reviewed and the manufacturers(career over th 15 years) were interviewed on the method of glove. The results of regression analysis(hand data) were as follows (unit: cm): wrist thumb tip length = middle finger length + 3.22, hand bread = 1.25 $\times$ middle finger length + 2.18, middle finger breadth at dist = 0.23 $\times$ index finger circumference + 0.4, maximum hand circumference = 3.15 $\times$ index finger circumference + 4.13, middle finger circumference = 0.91 $\times$ index finger circumference + 0.47, maximum hand thickness = 0.69 $\times$ index finger circumference -0.02. Hand measurements for glove pattern-making were developed: There were palmar hand length, hand circumference, index finger circumference and middle finger length.

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Monetary Policy Independence during Reversal Phases of Domestic-Foreign Interest Rate Differentials

  • Kyunghun Kim
    • East Asian Economic Review
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    • 제28권2호
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    • pp.221-244
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    • 2024
  • This study examines how the independence of monetary policy changes in situations where the interest rate differential between domestic and foreign rates inverts, utilizing the trilemma indices. For analysis, this paper uses the trilemma indices developed by Kim et al. (2017) to analyze the relationship between the monetary policy independence index and the other two trilemma indices, namely the capital account openness index and the exchange rate stability index, across 45 countries from 2002 to 2018. The analysis reveals that the trilemma's validity is contingent. In particular, no statistically significant negative correlation was found between the monetary policy independence index and exchange rate stability index during periods of interest rate differential inversion. A positive correlation emerges between exchange rate stability and the independence of monetary policy, particularly when the inverted interest rate differential exceeds a certain threshold. This situation, where the exchange rate remains stable despite low domestic interest rates, implies that the central bank is effectively managing monetary policy to appropriately respond to economic conditions, which is reflected in the monetary policy independence index.

계측자료를 활용한 남해안 연약 점성토의 압축지수 산정 (A Calculation of Compression Index of the South Coast Soft Clay Utilizing Field Measurement)

  • 이창욱;박춘식;권현진;김종환
    • 한국지반환경공학회 논문집
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    • 제16권6호
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    • pp.23-30
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    • 2015
  • 본 연구는 국내의 대표적인 연약지반인 남해안 광양지역과 양산지역의 피스톤 샘플러와 대형블록시료로 수행된 실내시험 시료를 이용하여 교란도 분석을 시행하고 교란에 따른 실내시험 압축지수 특성을 평가하기 위하여 계측침하량 분석에 의한 역해석 압축지수와 비교 분석하였다. 본 연구대상지역의 피스톤 시료에 의한 실내시험 결과로 시료교란도 분석을 수행한 결과 대부분 시료가 품질이 불량한 것으로 평가되어 실내시험결과로 산정된 압축지수를 이용한 설계 예측침하량이 과소평가되었음을 알 수 있었다. 인근지역에서 수행된 시험자료에 대한 교란도 분석결과 대형블록시료가 피스톤 시료보다 교란도가 작은 것으로 분석되었다. 계측침하량을 이용한 장래침하량 예측기법인 쌍곡선법, Hoshino법, Asaoka법, ${\sqrt{S}}$법으로 예측한 결과 일부 측점의 예측자료를 제외하고는 예측기법별 신뢰도는 동일한 것으로 분석되었다. 피스톤 시료의 압축지수에 대한 교란영향을 보정하기 위하여 Schmertmann의 수정 압축지수와 계측침하량 분석에 의한 역해석 압축지수를 이용하여 피스톤 시료의 압축지수를 추정하는 새로운 보정식을 제시하였다.

새우조망을 이용한 금강 하구역 어획물의 계절별 종조성 및 군집분석 (Seasonal species composition and cluster analysis of catches by shrimp beam trawl in the Geum river estuary)

  • 이선길;최문성;서영일;이재봉
    • 수산해양기술연구
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    • 제50권4호
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    • pp.455-466
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    • 2014
  • Seasonal variations in species composition of catches were explored using seasonal samples caught by shrimp beam trawl in the Geum river estuary in 2011. During the study period, total catches were collected 91 species as fish 47 species, crustacean 28 species, mollusca 4 species, gastropoda 5 species, shellfish 3 species and others 4 species. The dominant species were Exopalaemon carinicauda, Eriocheir leptognathus, Palaemon gravieri, Mugil cephalus, Acanthogobius hasta, Cynoglossus joyneri, Pennahia argentata and Coilia nasus. The amount of species in spring and summer was higher than in autumn. The diversity index (H') was 0.43~0.96, evenness index (EI) was 0.14~0.25, and richness index (RI) was 1.54~4.25. Using cluster analysis 91 species were divided into 4 groups. Group I appeared mainly in spring and summer. Group II appeared only in summer. Group III appeared in winter and spring, and Group IV in spring and autumn.

정보시스템 이용자 만족지수 모델 개발 및 측정을 통한 시스템 개선방안 (System Improvement Strategy by User Satisfaction Index Model Development and Measurement of Information System)

  • 박용재;이상환;곽승진
    • 정보관리학회지
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    • 제24권4호
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    • pp.173-189
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    • 2007
  • 정보시스템을 사용하는 이용자들의 만족지수를 측정함으로써 시스템 투자 대비 효과를 정성적으로 측정할 수 있을 뿐만 아니라 향후 시스템의 효율성 및 시스템 개선노력을 위한 방안도 도출할 수 있다. 본 연구에서는 정보시스템의 이용자만족지수 모델을 제안하고 대표적인 정보시스템들의 이용자만족지수를 측정함으로써 이들 시스템 운영자 및 관리자들에게 시스템 만족도 제고 및 효율성 향상을 위한 개선방안을 제시하고자 한다. 본 연구의 수행을 위해 대표적인 정보시스템들을 대상으로 웹 설문조사를 실시하였으며, 분석결과를 바탕으로 만족지수를 산출하고 Matrix 분석을 통해 시스템 개선방안을 도출하였다.

음성장애환자에게서의 우울감 연구 (A Study of depression symptom in patients with voice disorders)

  • 강영애;구본석
    • 말소리와 음성과학
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    • 제7권2호
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    • pp.47-54
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    • 2015
  • The objectives of this study are to research the frequency of depression symptom in patients with voice disorders and to investigate parameters associated with depression from voice evaluation. A hundred ninety six patients(106 males and 90 females) who had been diagnosed with voice disorders first in their lifetime were selected. All the patients were examined by laryngeal stroboscopy. For depression and voice study, personal interview, acoustic and aerodynamic analysis, voice handicap index(VHI), reflux symptom index(RSI), and beck depression index(BDI) were done respectively. Mild to severe BDI were seen in 26.2%(52 patients) of the whole patients. A BDI mean score of female patients was $8.8{\pm}7.5$ which was higher than that of male patients($5.6{\pm}6.6$), the difference observed being statistically significant(p<0.001). In the acoustic analysis, the score of sent_duration parameter was increasing in the patients with depression, which was significantly higher than the score of the patients without depression(p<0.05). In the addition, the scores of VHI and RSI were higher in the patients with depression(p<0.001). Our findings suggest that the prevalence of depression in patients with voice disorders is related to female, speaking velocity, and self-questionnaire. This result can be used for psychologically based approach to therapy.

Concordance Analysis를 이용한 임도개설의 순위결정에 관한 연구 (Determination of Forest Road Construction Priority Order using Concordance Analysis)

  • 차두송;김종윤;정도현;지병윤
    • Journal of Forest and Environmental Science
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    • 제13권1호
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    • pp.96-103
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    • 1997
  • 이 논문은 Scoring법의 Concordance Analysis를 이용하여 전국 11개 지역을 대상으로 임도노선의 개설순위를 결정하였다. 그 결과 우위성 지수(Concordance Index)에 의한 임도개설 우선순위는 대상지역 9 > 5 > 11 > 10 > 6 > 1 > 3 = 4 > 2 > 7 > 8으로 나타났으며, 열세성지수(Dis-concordance Index)에 의한 임도개설 우선순위는 대상지역 9 > 3 > 4 > 5 > 10 > 8 > 1 > 11 > 6 > 7 > 2로 나타났다.

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국립공원 탐방수요와 경제변수간의 인과성 분석 (A Causality Analysis on the Relationship Between National Park Visitor Use and Economic Variables)

  • 심규원;이주희
    • 한국산림과학회지
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    • 제99권4호
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    • pp.573-579
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    • 2010
  • 본 연구는 국립공원 탐방수요와 경제변수인 산업생산지수와 소비자물가지수 간의 관계를 분석하였다. 인과 관계검정 결과 산업생산지수와 소비자물가지수는 국립공원 탐방수요에 영향을 미치는 것으로 나타났다. 또한 충격반응분석 결과 산업생산지수와 소비자물가지수가 단기적으로 큰 반응을 보이기 시작하여 장기적으로 파급효과를 미치는 것으로 나타났다. 그리고 분산분해분석 결과 국립공원 탐방수요는 자체변수에 가장 영향을 많이 받는 것으로 나타났다. 이상의 연구 결과 경제변수는 휴양의 수요를 예측하고 정책을 수립하는데 유용하게 활용될 수 있을 것으로 판단된다.

Generalized Logistic 분포형을 이용한 지역빈도해석의 불확실성 추정 (Uncertainty Assessment of Regional Frequency Analysis for Generalized Logistic Distribution)

  • 신홍준;남우성;정영훈;허준행
    • 대한토목학회논문집
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    • 제28권6B호
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    • pp.723-729
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    • 2008
  • 본 연구에서는 홍수지수법의 불확실성을 평가하기 위해 우리나라 강우자료의 지역빈도해석에 적합한 것으로 제안된 generalized logistic 분포형의 quantile에 대한 점근 분산식을 이용하여 성장곡선에 대한 신뢰구간을 산정하였다. 또한 지점 빈도해석과 지역빈도해석에 의한 quantile의 분산을 이용하여 빈도해석의 효율성 지표(efficiency index)를 계산하였다. 우리나라 378개 강우 관측 지점을 바탕으로 구분한 14개 동질 지역에 대해 효율성 지표를 계산한 결과 홍수지수법이 지점빈도 해석보다 불확실성이 더 작은 quantile을 추정하는 것으로 나타났다. 한 지역에 포함되는 지점 개수가 과다하지 않도록 조정하는 것이 지역빈도해석의 효율성 측면에서 나은 것으로 나타났다.

The Development of Climax Index by Analysis of Eco-morphological Characters for Major Deciduous Tree Species

  • Kim, Ji Hong;Chung, Sang Hoon;Lee, Jeong Min;Kim, Se Mi
    • Journal of Forest and Environmental Science
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    • 제28권4호
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    • pp.199-204
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    • 2012
  • This study was conducted to estimate climax index by eco-morphology for major 36 tree and sub-tree species in natural deciduous forests so as to interpret seral position of each species in the forest community. Fourteen eco-morphological characters which were considered to be associated with successional gradient in the forest were selected for the study. Four levels per character for each species were given on a standardized scale of increasing climax, and the index was computed by the proportion of the sum of total scores, expressed by percent values. With calculated mean value of 54.8 for all indices, Carpinus cordata had the highest index value of 90.5, and Populus davidiana recorded the lowest of 13.2. The most climax group, greater than 70 of the index, contained only 8 species, intermediate group, between 41 to 70 of the index, had 23 species, and the most pioneer group, less than 40 of the index comprised 5 species. The result has noticed that the large number of species would take advantage of most diverse resource and niche in the intermediate stage of the sere in the forest. By cluster analysis all 36 species were subjected to be classified into several species groups which had common similar eco-morphological characteristics. The indices were additionally plotted on the two dimensional graph to recognize the positions related to the light absorption factor and reproduction factor. The climax index of tree and sub-tree species developed by this study could be applied to understand the present status of successional stage on the basis of species composition by the method of summing up the indices. And comparison of forest successional stage among various forest communities could be done by summing up the climax indices of composed species in each community. However, this kind of applied methodology should be limited to the forest of similar species composition and site condition.