367 research outputs found

    ESTIMATION OF KNEE EXTENSION MOMENT CONSIDERING VELOCITY EFFECT AND MUSCLE ACTIVATION USING TENDON SLACK LENGTH OPTIMIZATION

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    This study presents a model to estimate knee extension moment considering muscle velocity effect and muscle activation. The muscle tendon force is very sensitive to the tendon slack length. To predict tendon slack length, exact muscle parameters of a human are needed. But it is difficult to measure all of the muscle parameters from human body. So we propose the algorithm which finds the tendon slack length of quadriceps for more accurate estimation of knee extension moment. Finally considering muscle velocity effect and muscle activation, knee extension moment is estimated. Algorithm was embodied by MATLAB optimization toolbox. And it is evaluated by using an experimental data

    Asian Americans’ Family Cohesion and Suicide Ideation: Moderating and Mediating Effects

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    The purpose of this study was to examine the relationship between family cohesion and suicide ideation in a national, adult community sample of Asian Americans (N = 2072). The data for this study was drawn from the National Latino Asian American Study, the first national epidemiological study of Asian Americans’ mental health. The results indicate that family cohesion was negatively related to suicide ideation. In addition, English proficiency moderated the relationship between family cohesion and suicide ideation. Family cohesion was more strongly related to suicide ideation among low English proficiency Asian Americans than among high English proficiency Asian Americans. Further, the findings are consistent with a model in which the relationship between family cohesion and suicide ideation was partially mediated by psychological distress. Practical implications of the results are discussed in terms of how mental health professionals can help strengthen family cohesion and prevent suicide ideation among Asian Americans

    Asian Americans’ Family Cohesion and Suicide Ideation: Moderating and Mediating Effects

    Get PDF
    The purpose of this study was to examine the relationship between family cohesion and suicide ideation in a national, adult community sample of Asian Americans (N = 2072). The data for this study was drawn from the National Latino Asian American Study, the first national epidemiological study of Asian Americans’ mental health. The results indicate that family cohesion was negatively related to suicide ideation. In addition, English proficiency moderated the relationship between family cohesion and suicide ideation. Family cohesion was more strongly related to suicide ideation among low English proficiency Asian Americans than among high English proficiency Asian Americans. Further, the findings are consistent with a model in which the relationship between family cohesion and suicide ideation was partially mediated by psychological distress. Practical implications of the results are discussed in terms of how mental health professionals can help strengthen family cohesion and prevent suicide ideation among Asian Americans

    Seasonal Occurrence of Aphids (Aulacorthum solani, K., Aphis glycines M.) and Effects of Some Insecticides on Aphids with Infurrow Treatment in Soybean

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    This study was conducted to investigate the seasonal occurrence of aphids and to evaluate efficacy of Carbofuran, Disulfoton and Ortran applied infurrow at the planting time in the field for the control of some aphids on soybean in 1976. Foxglove aphids (Aulacorthum solani) and soybean aphids (Aphis glycines) were dominant species in the soybean field and there were two peaks in the year. The occurrence patterns of aphids were different between visual counting on leaves and in yellow-pans. Carbofuran and Disulfoton showed a good effect for the control of aphids but Ortran was less effectiveOriginating text in Korean.Citation: Hwang, C. Y., Uhm, K. B., Choi, K. M. (1981). Seasonal Occurrence of Aphids (Aulacorthum solani, K., Aphis glycines M.) and Effects of Some Insecticides on Aphids with Infurrow Treatment in Soybean. Korean Journal of Plant Protection, 20(2), 112-116

    Increasing trends in hospital care burden of atrial fibrillation in Korea, 2006 through 2015

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    ObjectiveTemporal changes in the healthcare burden of atrial fibrillation (AF) are less well known in rapidly ageing Asian countries. We examined trends in hospitalisations, costs, treatment patterns and outcomes related to AF in Korea.MethodsUsing the National Health Insurance Service (NHIS) database involving the entire adult Korean population (n=41 701 269 in 2015), we analysed a nationwide AF cohort representing 931 138 patients with AF. We studied all hospitalisations due to AF from 2006 to 2015.ResultsOverall, hospitalisations for AF increased by 420% from 767 to 3986 per 1 million Korean population from 2006 to 2015. Most admissions occurred in patients aged ≥70 years, and the most frequent coexisting conditions were hypertension, heart failure and chronic obstructive pulmonary disease. Hospitalisations mainly due to major bleeding and AF control increased, whereas hospitalisations mainly due to ischaemic stroke and myocardial infarction decreased. The total cost of care increased even after adjustment for inflation from €68.4 million in 2006 to €388.4 million in 2015, equivalent to 0.78% of the Korean NHIS total expenditure. Overall in-hospital mortality decreased from 7.5% in 2006 to 4.3% in 2015. The in-hospital mortality was highest in patients ≥80 years of age (7.7%) and in patients with chronic kidney disease (7.4%).ConclusionsAF hospitalisations have increased exponentially over the past 10 years in Korea, in association with an increase in comorbid chronic diseases. Mortality associated with AF hospitalisations decreased during the last decade, but hospitalisation costs have markedly increased.</jats:sec

    Optical Behavior of GRB 061121 around its X-Ray Shallow Decay Phase

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    Aims. We report on a detailed study of the optical afterglow of GRB 061121 with our original time-series photometric data. In conjunction with X-ray observations, we discuss the origin of its optical and X-ray afterglows. Methods. We observed the optical afterglow of Swift burst GRB 061121 with the Kanata 1.5-m telescope at Higashi-Hiroshima Observatory. Our observation covers a period just after an X-ray plateau phase. We also performed deep imaging with the Subaru telescope in 2010 in order to estimate the contamination of the host galaxy. Results. In the light curve, we find that the optical afterglow also exhibited a break as in the X-ray afterglow. However, our observation suggests a possible hump structure or a flattening period before the optical break in the light curve. There is no sign of such a hump in the X-ray light curve. Conclusions. This implies that the emitting region of optical was distinct from that of X-rays. The hump in the optical light curve was possibly caused by the passage of the typical frequency of synchrotron emission from another forward shock distinct from the early afterglow. The observed decay and spectral indices are inconsistent with the standard synchrotron-shock model. Hence, the observation requires a change in microphysical parameters in the shock region or a prior activity of the central engine. Alternatively, the emission during the shallow decay phase may be a composition of two forward shock emissions, as indicated by the hump structure in the light curve.Comment: 8 pages, including 4 figures and 2 tables. Accepted to A&

    Green criminology: shining a critical lens on environmental harm

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    Green criminology provides for inter-disciplinary and multi-disciplinary engagement with environmental crimes and wider environmental harms. Green criminology applies a broad ‘‘green’’ perspective to environmental harms, ecological justice, and the study of environmental laws and criminality, which includes crimes affecting the environment and non-human nature. Within the ecological justice and species justice perspectives of green criminology there is a contention that justice systems need to do more than just consider anthropocentric notions of criminal justice, they should also consider how justice systems can provide protection and redress for the environment and other species. Green criminological scholarship has, thus, paid direct attention to theoretical questions of whether and how justice systems deal with crimes against animals and the environment; it has begun to conceptualize policy perspectives that can provide contemporary ecological justice alongside mainstream criminal justice. Moving beyond mainstream criminology’s focus on individual offenders, green criminology also explores state failure in environmental protection and corporate offending and environmentally harmful business practices. A central discussion within green criminology is that of whether environmental harm rather than environmental crime should be its focus, and whether green ‘‘crimes’’ should be seen as the focus of mainstream criminal justice and dealt with by core criminal justice agencies such as the police, or whether they should be considered as being beyond the mainstream. This article provides an introductory overview that complements a multi- and inter-disciplinary article collection dedicated to green criminological thinking and research
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