• Title/Summary/Keyword: Normative values

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Dynamic behavior of H-shape tall building subjected to wind loading computed by stochastic and CFD methodologies

  • Lucas Willian Aguiar Mattias;Joao Elias Abdalla Filho
    • Wind and Structures
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    • v.37 no.3
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    • pp.229-243
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    • 2023
  • This study analyzes the response of a tall building with an H-shaped cross-section when subjected to wind loading generated by the same H-shape. As normative standards usually adopt regular geometries for determining the wind loading, this paper shows unpublished results which compares results of the dynamic response of H-shaped buildings with the response of simplified section buildings. Computational Fluid Dynamics (CFD) is employed to determine the steady wind load on the H-shaped building. The CFD models are validated by comparison with wind tunnel test data for the k-ε and k-ω models of turbulence. Transient wind loading is determined using the Synthetic Wind Method. A new methodology is presented that combines Stochastic and CFD methods. In addition, time-history dynamic structural analysis is performed using the HHT method for a period of 60 seconds on finite element models. First, the along-wind response is studied for wind speed variations. The wind speeds of 28, 36, 42, and 50 m/s at 0° case are considered. Subsequently, the dynamic response of the building is studied for wind loads at 0°, 45°, and 90° with a wind speed of 42 m/s, which approximates the point of resonance between gusts of wind and the structure. The response values associated with the first two directions for the H-shaped building are smaller than those for the R-shaped (Equivalent Rectangular Shape) one. However, the displacements of the H-shaped building associated with the latter wind load are larger.

Developing Inclusive Nutrition Education Direction for Sustainable Dietary Competency in Elementary Schools (초등학교 식생활교육에서 지속가능 식생활 역량 함양을 위한 포용적 식생활교육의 방향)

  • Kim, Hyun Joo
    • Journal of Korean Home Economics Education Association
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    • v.35 no.1
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    • pp.73-88
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    • 2023
  • Since the enactment of the School Meal Support Act in 2009, South Korean dietary education has been evolving, placing health, environment, and consideration as its core values. The 3rd Basic Plan for Dietary Education (2020-2024) aims to achieve a sustainable dietary lifestyle that civic agriculture for collective consumption, healthy citizens, and an inclusive society. However, the digital civilization of the Fourth Industrial Revolution is significantly impacting dietary education in schools. Therefore, this study examines sustainable dietary education content in South Korean school meals, diagnoses the phenomena of dietary education facing digital transformation in education due to the Fourth Industrial Revolution, and explores directions for inclusive dietary education through concrete structures and content systems for inclusive dietary education that foster sustainable dietary capabilities. To achieve inclusive dietary education, a structure and system that allow cognitive, normative, and practical learning to be combined in an inclusive way is required. Furthermore, to practice sustainable dietary education, alternative approaches that emphasize the development of learners' core competencies are necessary in the direction of inclusive dietary education that fosters inclusivity.

Body discourse on DE&I in the fashion industry analyzed through The New York Times (뉴욕타임즈를 통해 분석한 패션산업 내 DE&I에 관한 신체담론)

  • Myeongseon Yi;Eunhyuk Yim
    • The Research Journal of the Costume Culture
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    • v.32 no.2
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    • pp.164-180
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    • 2024
  • In the context of a globalized society where diversity, equity, and inclusion (DE&I) have emerged as pivotal values, the fashion industry is undergoing scrutiny for its practices related to body DE&I. This study examines the nature of the discourse surrounding body DE&I within the fashion industry, focusing on how such discussions are shaped, disseminated, and manifested in both the industry and broader society. Critical discourse analysis is applied by utilizing, content from the New York Times and leveraging Fairclough's analytical framework encompassing textual, discursive, and social practices. The findings indicate that the New York Times emphasizes diversity, with a significant focus on the shapes and sizes of women's bodies, developing a narrative centered around women's bodies through visible and representative domains. The analysis suggests conflicted discourse, with prevailing critiques against the fashion industry's standardization of beauty and superficial inclusivity efforts. Moreover, the industry's adaptation to social demands for body DE&I is observed as sporadic, often leveraging non-normative bodies as a marketing strategy rather than genuinely embracing diversity. This study highlights the importance of continuous, in-depth discourse and social practices regarding DE&I within the fashion industry, as well as the need for systemic changes and policies that genuinely reflect societal demands for inclusivity. The findings provide a foundation for future investigations into the multifaceted relationship between fashion discourse, DE&I, and social practices, advocating for a more inclusive and critically aware fashion industry.

On a "duality" of the Corps-actant structure in Misaeng: with Jang Geurae as the central figure (『미생』에 나타난 신체 행위소 구조의 이중성에 관한 고찰 - 장그래를 중심으로)

  • Song, Taemi
    • 기호학연구
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    • no.57
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    • pp.211-255
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    • 2018
  • This paper attempts to "re-read" the webtoon Misaeng, which was once an important issue in the field of public discourse on "labor". Our hypothesis was that the dual actactial structure of Misaeng's hero Jang Geurae gave a dual structure to the entire text, which leads to the discovery of text meaning that was not mentioned in the existing discourse. This is based on the concept of 'meta-story character', which Hiroki Azuma talked in his postmodern literary theory. To verify this hypothesis we analyzed the text by applying the Parisian semiotics, more specifically J. Fontanille's theory. Jang Geurae is observed to be a actant of dual structure divided into 'character' of the enunciated level and 'player' of the enunciation level. Considering this characteristic of the hero, Misaeng can be interpreted as a metafiction that shows the 'shifting' between the subject of the enunciated level and the subject of the enunciation level. On the level of 'character' Jang's existence mode turns out to be "Deficiency (actualized)", but on the level of 'player' Jang 's existence mode turns out to be "Inanity(potentiallized)." His somatic responses also show a duality, which is represented by Fontanille's corps-actant model, where on the level of 'character' the somatic actant of Jang consists of 'Moi-chair(ego-flesh)' and 'Soi-idem(self-idem)', and on the level of 'player' it consists of 'Moi-chair(ego-flesh)' and 'Soi-ipse(self-ipse)'. The former mainly acts as a 'role' and takes charge of exteroceptive perception, while the latter mainly acts as 'attitude' and takes charge of interoceptive perception. Because of this dissociative nature of actant, Jang's two 'self' draw the re-adjustment of values without serious conflict between the collective norms and the individual identity. This is in sharp contrast with other characters who struggle with the conflict between the environment and "self". It becomes customary to adopt norms that are suspected to ineffective, but if you raise questions, the normative system can be updated. On one axis of Misaeng there are characters who have lost themselves in customs. On the other axis, there is Jang who can not help dismantling the existing ineffective norms and updating the normative system. Jang's existence mode seems to be one of many possible modes generated by this era where people share no longer solid community values, His actantial structure also communicates with readers of these days who put themselves more in subject of enunciation level than of enunciated level.

The Effect of Primary Caregivers' Guilt Feelings on their Request Behaviors for Help with Caring (부양자의 죄책감이 수발도움 요청행위에 미치는 영향)

  • Yun, EunGyeong;Jo, YeunDuk
    • 한국노년학
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    • v.28 no.4
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    • pp.1249-1264
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    • 2008
  • Guilt feelings are dysfunctional feelings that the primary caregiver of the frail elder are apt to have and those feelings increase a burden of caring, while there is lack of empirical study on the effect of guilt feelings on caring behaviors. In light of this, this study lays its purpose on examining the effect of the primary caregivers' guilt feelings on their burden of caring and request behaviors for help with caring, paying attention to their guilt feelings in our society where Confucian values toward supporting the elderly have remained. The questionnaire survey was conducted for 220 primary caregivers caring frail elders over 60 years of age by visiting. As a tool for measuring guilt feelings, a self-designed measure for caregivers was used (${\alpha}=.949$), and factors of guilt feelings were classified into four namely, the factors of lack of self-control, lack of resources, burnout, and the normative factor As a result, the following findings were derived. First, it was revealed that the guilt feelings of caregivers as family members have a positive correlation with a feeling of burden of caring and the feeling of burden have even effects on the four factors of guilt feelings. Second, when primary caregivers request help with caring, they feel guilty toward cohabiting family members and neighbors, and also they show no guilt feelings when using day-care services for the elderly. Especially, guilt feeling factors affecting primary caregivers were found to be the normative factor to cohabiting family members, the factor of lack of resources to neighbors, and the factor of burnout to using day-care services for the elderly. This result tells that the dysfunctional feelings of primary caregivers namely guilt feelings arising when asking help with caring not only increase their burden of caring but also can cause difficulties in sharing the role of the caregiver. Accordingly for the mental health of caregivers, we should develop programs with which we could understand and cope with their guilt feelings.

Compensation Criteria for Investigation Services and Strengthening Normative Force Plans for Detailed Qualification Criteria for Examination of Archaeological Heritage (매장문화재 조사용역 대가기준과 적격심사 세부기준 제도의 규범력 강화 방안)

  • Choi, Min-jeong
    • Korean Journal of Heritage: History & Science
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    • v.52 no.2
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    • pp.240-253
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    • 2019
  • Archaeological heritages are precious cultural relics and public assets that must be preserved, conserved, and shared with people all over the world. Investigating archaeological heritage is valuable and plays an important role for the public good; our ancestors' cultures can be restored, and it helps with developing a clear understanding of the cultural and social aspects of a historical period as well as teaches about historical factors unreported in the literature. One of the most basic and important conditions necessary for recognizing the value and importance of archaeological heritage investigation, expertise, and quality improvement is to establish detailed criteria for investigation services and the qualification examination of archaeological heritage. Observation of detailed criteria and the qualification examination of archaeological heritage can partially demonstrate society's recognition of strengthening transparency, public property, and the objectivity of the investigation of archaeological heritage. However, the detailed criteria for investigation services and the qualification examination of archaeological heritage currently implemented as administrative rules are neither followed by all institutes in the public and private sectors nor the government. Thus, there are serious problems in terms of the effectiveness and stability of institutions. The detailed criteria for the qualification examination breach the principle of statutory reservation, the principle of statutory regulation, and regulations on the announcement and management of orders and rules. Non-compliance with compensation criteria for investigation services or with detailed criteria for the qualification examination of archaeological heritage will be one of the reasons for the failure of the investigation foundation for archaeological heritage in the future. That is, it will result in the expansion, reproduction, and repetition of a vicious cycle of conflict between developers, who are the decision-makers responsible for selecting an investigating organization for archaeological heritage and determining the cost, and investigating organizations. This includes the impractical shortening of investigation periods and reducing costs by developers, distrust of the values and the importance of investigations of archaeological heritage, a decrease in quality, accidents caused by a lack of safety, a lack of occupational ethics, and non-recruitment of new experts, etc. Therefore, it is necessary to change the structure from a vicious cycle to a virtuous cycle, and promote the enactment of regulations that will ensure effectiveness and stability in the process of attaining the goals of the institution and application of the institution, as well as the continuous advancement of work to fill the gaps with reality.

Gender Differences in Nasalance Scores in Korean Speaking Adults (비음측정기를 이용한 한국어를 사용하는 정상 성인에서 성별에 따른 비음도의 차이에 관한 연구)

  • Kwon, Ho-Beom;Choi, Song-Un;Chang, Seok-Woo;Lee, Seok-Hyoung
    • Journal of Dental Rehabilitation and Applied Science
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    • v.24 no.1
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    • pp.19-27
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    • 2008
  • The purpose of this study was to obtain normative nasalance scores for adult subjects speaking the Korean language and to determine whether significantly different scores exist for female and male speakers. Mean nasalance scores were obtained for normal speaking Korean adults while they are reading vowels, consonants, no nasal sentence, mild nasal sentence, and high nasal sentence. Thirty adults who had lived in Seoul area with normal articulation, resonance, and voice were included. Among the subjects 15 were male aged 24-38 years and 15 were female aged 19-33. Nasometer data were collected and analyzed using the Kay Nasometer 6400. Nasalance scores were evaluated to investigate the effect of gender by using statistical tests. Nasalance data showed that nasalance values varied accroding to speech stimuli, and there was no significant difference in nasalance scores between male and female speakers in most of the language samples.

Soft tissue cephalometric analysis of Aesthetic Korean female (심미적 측모에 관한 두부계측방사선학적 연구)

  • Kim, Yoon-Ji;Nahm, Dong-Seok
    • The korean journal of orthodontics
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    • v.32 no.6 s.95
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    • pp.383-393
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    • 2002
  • The purpose of this study was to provide data on the normative values of some clinically important soft tissue dimensions for adult Korean females with aesthetically beautiful facial profiles. Lateral cephalograms of 18 Korean female models, who were selected for their well balanced and aesthetic facial profiles, were evaluated. All cephalograms were taken with the subjects in a natural head position with the teeth in occlusion and the lips at rest. The means and standard deviations were determined and presented. In addition, comparisons with the previous studies were performed The results of the present study were as follows: 1. The upper and lower lips were posteriorly located in relation to the Ricketts' E line (Upper lip to E line: -2.08, Lower lip to E line: -0.04). 2. Both lips were more posteriorly located than those in the results of previous studies on Korean females selected by normal occlusion, but more anteriorly located than in the results of studies selected on an aesthetic basis. 3. The nasolabial angle for this sample was 101.03 degrees with a standard deviation of 8.47 degrees.

Intraoperative Neurophysiological Monitoring : A Review of Techniques Used for Brain Tumor Surgery in Children

  • Kim, Keewon;Cho, Charles;Bang, Moon-suk;Shin, Hyung-ik;Phi, Ji-Hoon;Kim, Seung-Ki
    • Journal of Korean Neurosurgical Society
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    • v.61 no.3
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    • pp.363-375
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    • 2018
  • Intraoperative monitoring (IOM) utilizes electrophysiological techniques as a surrogate test and evaluation of nervous function while a patient is under general anesthesia. They are increasingly used for procedures, both surgical and endovascular, to avoid injury during an operation, examine neurological tissue to guide the surgery, or to test electrophysiological function to allow for more complete resection or corrections. The application of IOM during pediatric brain tumor resections encompasses a unique set of technical issues. First, obtaining stable and reliable responses in children of different ages requires detailed understanding of normal age-adjusted brain-spine development. Neurophysiology, anatomy, and anthropometry of children are different from those of adults. Second, monitoring of the brain may include risk to eloquent functions and cranial nerve functions that are difficult with the usual neurophysiological techniques. Third, interpretation of signal change requires unique sets of normative values specific for children of that age. Fourth, tumor resection involves multiple considerations including defining tumor type, size, location, pathophysiology that might require maximal removal of lesion or minimal intervention. IOM techniques can be divided into monitoring and mapping. Mapping involves identification of specific neural structures to avoid or minimize injury. Monitoring is continuous acquisition of neural signals to determine the integrity of the full longitudinal path of the neural system of interest. Motor evoked potentials and somatosensory evoked potentials are representative methodologies for monitoring. Free-running electromyography is also used to monitor irritation or damage to the motor nerves in the lower motor neuron level : cranial nerves, roots, and peripheral nerves. For the surgery of infratentorial tumors, in addition to free-running electromyography of the bulbar muscles, brainstem auditory evoked potentials or corticobulbar motor evoked potentials could be combined to prevent injury of the cranial nerves or nucleus. IOM for cerebral tumors can adopt direct cortical stimulation or direct subcortical stimulation to map the corticospinal pathways in the vicinity of lesion. IOM is a diagnostic as well as interventional tool for neurosurgery. To prove clinical evidence of it is not simple. Randomized controlled prospective studies may not be possible due to ethical reasons. However, prospective longitudinal studies confirming prognostic value of IOM are available. Furthermore, oncological outcome has also been shown to be superior in some brain tumors, with IOM. New methodologies of IOM are being developed and clinically applied. This review establishes a composite view of techniques used today, noting differences between adult and pediatric monitoring.

The Isoinertial Assessment of Lumbar Function in Patients with Chronic Low Back Pain (등저항성삼축동력계(Isostation B-200)를 이용한 만성 요통 환자들의 요추부 기능)

  • Bae, Sung-Il
    • Journal of Korean Physical Therapy Science
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    • v.11 no.1
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    • pp.14-19
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    • 2004
  • Objective : This study obtained normative values for variable parameters of lumbar function with the isoinertial triaxial dynamometer in patients with chronic low back pain. Subjects and Methods : 30 patients(male 15, female 15) with chronic low back pain in this study. Variable parameters that were measured with the Isostation B-200 were lumbar range of motion, isometric maximum torques, and maximum velocities in three axis. Results : In patient male group mean R.O.M. was $82.9{\pm}12.5$ degrees in lumbar rotation, $76.5{\pm}17.1$ degrees in lumbar flexion/extension, and $64.3{\pm}14.5$ degrees in lumbar lateral flexion. In patient female group mean R.O.M. was $78.4{\pm}18.5$ degrees in lumbar rotation, $71.7{\pm}20.4$ degrees in lumbar flexion/extension, and $63.2{\pm}14.4$ degrees in lumbar lateral flexion. In patient male group mean isometric maximum torques was $64.7{\pm}23.8ft-lbs$ in lumbar rotation, $81.1{\pm}42.0ft-lbs$ in lumbar flexion, $122.2{\pm}43.6ft-lbs$ in lumbar extension, and $101.0{\pm}37.0ft-lbs$ in lumbar lateral flexion. In patient female group mean isometric maximum torques was $41.9{\pm}9.2ft-lbs$ in lumbar rotation, $49.9{\pm}23.9ft-lbs$ in lumbar flexion, $90.1{\pm}26.8ft-lbs$ in lumbar extension, and $62.0{\pm}16.7ft-lbs$ in lumbar lateral flexion. In patient male group mean maximum velocity of isoinertial exercise with low (25%) resistance was $102.4{\pm}28.8deg/sec$ in lumbar rotation, $108.9{\pm}32.2deg/sec$ in lumbar flexion/extension, and $103.5{\pm}30.4deg/sec$ in lumbar lateral flexion. In patient female group mean maximum velocity of isoinertial exercise with low (25%) resistance was $84.1{\pm}24.4deg/sec$ in lumbar rotation, $93.2{\pm}32.9deg/sec$ in lumbar flexion/extension, and $98.5{\pm}33.7deg/sec$ in lumbar lateral flexion. In patient male group mean maximum velocity of isoinertial exercise with high (50%) resistance was $74.0{\pm}20.9deg/sec$ in lumbar rotation, $98.7{\pm}32.8deg/sec$ in lumbar flexion/extension, and $85.0{\pm}25.8deg/sec$ in lumbar lateral flexion. In patient female group mean maximum velocity of isoinertial exercise with high (50%) resistance was $67.3{\pm}26.4deg/sec$ in lumbar rotation, $82.5{\pm}31.0deg/sec$ in lumbar flexion/extension, and $79.7{\pm}23.9deg/sec$ in lumbar lateral flexion. Conclusion : Maximum isoinertial velocities were more reliable and more significant than isometric maximum torque for the objective assessment of chronic low hack pain.

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