• Title/Summary/Keyword: lack of fit

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Pioneering Annual Colorectal Cancer Screening and Treatment Targeting Low Income Communities in Malaysia (2010-2015)

  • Tze, Christina Ng Van;Fitzgerald, Henry;Qureshi, Akhtar;Tan, Huck Joo;Low, May Lee
    • Asian Pacific Journal of Cancer Prevention
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    • v.17 no.7
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    • pp.3179-3183
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    • 2016
  • The aim of this study was to assess the rate of uptake of a customised annual Colorectal Cancer Awareness, Screening and Treatment Project (CCASTP) using faecal immunohistochemical test (FIT) kits in low income communities in Malaysia. The immediate objectives were (1) to evaluate the level of adherence of CRC screening among low-income groups, (2) to assess the knowledge and awareness of the screened population and (3) to assess the accuracy of FIT kits. A total of 1,581 FIT kits were distributed between years 2010 to 2015 to healthy asymptomatic participants of the annual CCASTP organized by Empowered - the Cancer Advocacy Society of Malaysia. Data for socio-demographic characteristics, critical health and lifestyle information of the registered subjects were collected. Findings for use of the FIT kits were collected when they were returned for stool analyses. Those testingd positive were invited to undergo a colonoscopy examination. A total of 1,436 (90.8%) of the subjects retuned the FIT-kits, showing high compliance. Among the 129 subjects with positive FIT results, 92 (71.3%) underwent colonoscopy. Six cases (6.5%) of CRC were found. Based on the data collected, the level of awareness of stool examination and knowledge about CRC was poor amongst the participants. Gender, age group, ethnicity and risk factors (i.e. smoking, lack of exercise and low consumption of fresh fruits) were associated with positive FIT-kit results. In conclusion, CRC screening can be performed in the community with a single FIT-kit. Although CRC knowledge and awareness is poor in low-income communities, the average return rate of the FIT kits and rate of colonoscopy examination were 91.2% and 70.3%, respectively.

Comparison of Eye Movement and Fit Rating Criteria in Judging Pants Fit Between Experts and Novices - Using Eye Tracking Technology - (바지 맞음새 평가 시 전문가와 초보자의 시선추적 및 맞음새 평가 항목의 중요도 비교분석 - Eye Tracking 기법을 이용하여 -)

  • Kim, Youngsook;Song, Hwa Kyung;Jang, Hyowoong
    • Fashion & Textile Research Journal
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    • v.19 no.2
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    • pp.230-239
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    • 2017
  • In the clothes industry, there are lack of experts including technical designers who can analyze the fit of clothes. This study is to provide practical data available for fit analysis education by distinguishing the differences in standards and aspects of garment fit between experts and novices, through the eye-tracking technology to quantify the sense of fit. For this study, two groups were organized; one composed of 7 experts with over 15 year-experience including technical designers and patternmakers, and the other composed of 7 novices who are students majoring in clothing. Wearing the goggle type eye-tracker Tobii Pro Glasses 2, the participants in the experiments were required to conduct fit analyses for a pair of pants on a live model. After those experiments, they were required to check the items for fit analysis and assess the importance level of them on a questionnaire. The differences between the two groups in the ratios of total visit count and total visit duration by each AIO(Area of Interest) of clothes were analyzed through non-parametric statistical test. The results of eye tracking experiments showed that experts focused on center front and back line, crotch area, and side seam, while novice's fixation points were dispersed around the pants. The survey results showed that the experts put importance on the center line position and its verticality, front-back proportion of side seam line, and front-back proportion of waist line, 71.4~100% of whom checked them, while 14.3% of the novices checked them.

A Study on Purchase and Use of Women's Dress Shoes (여성의 구두 구매 및 착용에 관한 연구)

  • 천종숙;최선희
    • Journal of the Korean Society of Clothing and Textiles
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    • v.24 no.2
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    • pp.185-191
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    • 2000
  • This survey was carried out to clarify the consumers' behavior related the purchase and use of women's dress shoes. The subjects participated in this study were 386 Korean women. Their age were ranged from 18 to 86 years. The results of this study were as following; 1. The most popular women's dress shoe sizes were 235 and 240. 2. 82.6% of subjects had experienced uncomfortable fit when they wore dress shoes. 3. The subjects aged over 30 years preferred low heel shoes. They valued wearing comfort above fashion trend in shoe design consideration. 4. The subjects aged under 30 years gave more emphasis on fashion trend than comfort and fit when they purchase dress shoes. 5. Consumer's experience of unfit with dress shoes was different with age. The younger subjects complained improper bottom sole shape. The older subjects had experience of unfit with outshell design and material. The subjects aged over 60 years thought that their dress shoe design was too narrow at the toe and lack for flexiblity of shoe material.

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Development of a Dartless Bodice Pattern Prototype for Adult Women (성인 여성을 위한 상의 무다트 패턴 원형 개발)

  • Eunhye Lee
    • Journal of Fashion Business
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    • v.27 no.3
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    • pp.96-114
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    • 2023
  • In modern society, there is a tendency to prioritize both fashion and comfort, with a preference for loose-fit clothing that enhances mobility. While darts may not be visibly present on the garment's exterior, their effects should be dispersed and incorporated into the design. However, there is a significant lack of systematic research on dartless patterns in the current state. Therefore, this study focuses on investigating dartless patterns used in loose-fit clothing tailored to the body measurements of women in their 20s. The objective of this research is to develop foundational dartless patterns that serve as a basis for diverse design possibilities in loose-fit clothing. To achieve this purpose, seven dartless patterns introduced in clothing construction references were selected for the production of experimental prototypes, which were then subjected to visual evaluations by a panel of experts. Based on the evaluation results, superior patterns were selected and they underwent modification and improvement to develop the research patterns. The developed research patterns were derived through the formulation of calculation formulas, and based on these formulas, garments were produced. Subsequently, a second round of visual evaluations was conducted by a panel of experts, and notable improvements were observed in most of the aspects assessed. However, it should be noted that this study was limited to women in their 20s it did not explore a wide range of fabrics. Therefore, further research is needed in the future.

Applying Multi-Response Optimization to Explore Fermentation Conditions of Probiotics (프로바이오틱 유산균 발효조건 탐색을 위한 다반응 최적화의 활용)

  • Sungsue Rheem
    • Journal of Dairy Science and Biotechnology
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    • v.41 no.2
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    • pp.45-56
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    • 2023
  • This review serves two purposes: first, to promote the use of improved optimization techniques in response surface methodology (RSM); and second, to enhance the optimum conditions for the fermentation of probiotics. According to research in dairy science, Lactiplantibacillus plantarum K79 is a candidate probiotic that has beneficial health effects, such as lowering blood pressure. The optimum conditions for L. plantarumK79 to produce peptides with angiotensin-converting enzyme (ACE) inhibitory activity were proposed, through modeling each of ACE inhibitory activity and pH as a function of the four factors that are skim milk concentration (%), incubation temperature (℃), incubation time (hours), and starter added amount (%). To estimate optimum conditions, the researchers employed a desirability-based multi-response optimization approach, utilizing third-order models with a nonsignificant lack of fit. The estimated optimum fermentation conditions for L. plantarum K79 were as follows: a skim milk concentration of 10.76%, an incubation temperature of 36.9℃, an incubation time of 23.76 hours, and a starter added amount of 0.098%. Under these conditions, the predicted ACE inhibitory activity was 91.047%, and the predicted pH was 4.6. These predicted values achieved the objectives of the multi-response optimization in this study.

A linearity test statistic in a simple linear regression (단순회귀모형에서 선형성 검정통계량)

  • Park, Chun Gun;Lee, Kyeong Eun
    • Journal of the Korean Data and Information Science Society
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    • v.25 no.2
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    • pp.305-315
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    • 2014
  • In a simple linear regression, a linear relationship between an explanatory variable and a response variable can be easily recognized in the scatter plot of them. The lack of fit test for the replicated data is commonly used for testing the linearity but it is not easy to test the linearity when the explanatory variable is not replicated. In this paper, we propose three new test statistics for testing the linearity regardless of replication using the principle of average slope and validate them through several simulations and empirical studies.

A Study of the Risk Communication on Management Policy of Asbestos Related Stakeholders (석면 이해집단의 위해도 의사소통 방법론에 관한 연구)

  • Son, Ji-Hwa;Lee, Chae-Kwan;Sim, Sang-Hyo
    • Journal of Korean Society of Occupational and Environmental Hygiene
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    • v.24 no.1
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    • pp.79-90
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    • 2014
  • Objectives: The aim of this study was to suggest preliminary data for the establishment of communication methodology of asbestos risk, fit for the features of each audiences, by grasping the features of risk communication by each element for each group survey. Methods: For this study, a questionnaire survey has been conducted from May to August 2012 and responses of 617 people including 214 school asbestos managers, 95 asbestos business managers, and 308 general public have been analyzed. Results: The feature by element of risk communication shows that to give information through non-governmental organizations with reliability such as colleges, research institutes, asbestos-related associations, etc among the entire investigated groups, is most effective. Lastly, for stakeholders related to asbestos, the public feedback for governmental asbestos management policy shows that it was considered that there is lack of reality due to comprehension deficit for situation, lack of a system of asbestos general management in the country and lack of policy connectivity among the branches of the government, and between the central government and the local government. However, the general public selected lack of various information disclosure, education, publicity for asbestos and lack of communication with citizens as the biggest problems.

Response Surface Modeling for the Adsorption of Dye Eosin Y by Activated Carbon Prepared from Waste Citrus Peel (폐감귤박으로 만든 활성탄을 이용한 염료 Eosin Y 흡착에서 반응표면 모델링)

  • Kam, Sang-Kyu;Lee, Min-Gyu
    • Applied Chemistry for Engineering
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    • v.29 no.3
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    • pp.270-277
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    • 2018
  • The adsorption of Eosin Y by the activated carbon (WCAC) prepared from waste citrus peel was investigated by using response surface methodology (RSM) and Box-Behnken design (BBD) statistical procedures. Experiments were carried out as per BBD with three input parameters, the Eosin Y concentration (Conc. : 30~50 mg/L), the solution temperature (Temp. : 293~313 K), and the adsorbent dose (Dose : 0.05~0.15 g/L). Regression analysis showed a good fit of the experimental data to the second-order polynomial model with coefficients of the determination ($R^2$) value of 0.9851 and P-value (Lack of fit) of 0.342. An optimum dye uptake of 59.3 mg/g was achieved at the dye concentration of 50 mg/L, the temperature of 333 K, and the adsorbent dose of 0.1056 g. The adsorption process of Eosin Y by WCAC can be well described by the pseudo second order kinetic model. The experimental data followed the Langmuir isotherm model.

A Study on Fitness and Satisfaction of Ready-made Jackets for College Sportsmen (남자 운동선수의 기성복 재킷의 맞음새와 만족도 연구)

  • Lee, Bo-Na;Suh, Mi-A
    • The Research Journal of the Costume Culture
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    • v.19 no.1
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    • pp.31-41
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    • 2011
  • Jacket is popular ready-made garment among college students in their early 20s. However, ready-made jackets, which are designed to fit normal people, are not likely to fit sportsmen well who have highly developed muscles in particular parts of their bodies. And muscle development is quite different among sportsmen according to the types of sports and bodily movements. Therefore, ready-made jackets can not be expected to fit sportsmen well as they fit normal people who have different shapes of bodies from sportsmen. The purpose of this study is to investigate the factors of fitness and comfortableness of jackets for sportsmen in their early 20s according to the types of sports to provide basic data for designing suitable garments for them. Research method, 362 college sportsmen in their early 20s were surveyed from June 2nd 2009 to June 9th 2009, and 360 of them were processed statistically, with 2 of them having been discarded for lack of sincerity. Among Taekwondo players, Arm Length was the most complained part, among wrestlers, Biacromion Length was the most complained part, among fencers, 'Waist Circumference' was the most complained part, among swimmers, Biacromion Length was the most complained part, among apparatus gymnast, 'Hip Circumference' was the most complained part, among track athletes and handball players, more than 20% answered that the jackets did not fit them in every parts. It was understood that different sportsmen complained of particular parts of the jackets and that parts of the jacket should be adjusted according to bodily shapes of different sportsmen. This study was made to investigate the factors to be considered in producing ready-made jackets for college sportsmen. It is hoped that more patterns will be developed on the basis of the original form of jacket and the result of this study.

Influential Points in GLMs via Backwards Stepping

  • Jeong, Kwang-Mo;Oh, Hae-Young
    • Communications for Statistical Applications and Methods
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    • v.9 no.1
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    • pp.197-212
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    • 2002
  • When assessing goodness-of-fit of a model, a small subset of deviating observations can give rise to a significant lack of fit. It is therefore important to identify such observations and to assess their effects on various aspects of analysis. A Cook's distance measure is usually used to detect influential observation. But it sometimes is not fully effective in identifying truly influential set of observations because there may exist masking or swamping effects. In this paper we confine our attention to influential subset In GLMs such as logistic regression models and loglinear models. We modify a backwards stepping algorithm, which was originally suggested for detecting outlying cells in contingency tables, to detect influential observations in GLMs. The algorithm consists of two steps, the identification step and the testing step. In identification step we Identify influential observations based on influencial measures such as Cook's distances. On the other hand in testing step we test the subset of identified observations to be significant or not Finally we explain the proposed method through two types of dataset related to logistic regression model and loglinear model, respectively.