• Title/Summary/Keyword: 4-legged

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A Study of Lower Body Shapes of Plus-sized Women to Index (지수치를 이용한 Plus-size 여성의 하반신 체형 연구)

  • Ha, Hee-Jung;Sung, Ok-Jin
    • The Research Journal of the Costume Culture
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    • v.13 no.1
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    • pp.6-17
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    • 2005
  • The purpose of this research is to define low body shapes of Plus-sized women at ages between 21 and 69 whose satisfied the Plus-sized judgment criteria took part in this study. This research also classifies different body types, and provides basic data for designing skirt's and slacks' prototypes according to each body type. Based on factor analysis of the measured data, seven key factors are grouped. And four different body types are classified based on the cluster analysis using factor marks. Type 1 refers to those who are tall in stature and balanced. This body type is characterized by trapezoid body shape when looked from the front, and slim the abdomen, bulge the belly and flat the buttocks when looked from the side. Type 2 refers to short and an obese body shapes, with trapezoid front and bulge abdomen and belly and flat the buttocks. Type 3 refers to those who are of medium height and long-legged body shapes, with rectangular front, protruding belly and buttocks. Type 4 refers to obese body shapes, with rectangular front, protruding abdomen and belly, flat the buttocks. 9 items are available to judge Plus-sized women's low body types and the hit ratio is 93.5%.

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Evaluation of Static Balance in Postural Tasks and Visual Cue in Normal Subjects (정상인의 자세와 시각 교란에 따른 정적 균형능력의 변화)

  • Seo, Sam-Ki;Kim, Soo-Hyun;Kim, Tae-Youl
    • The Journal of Korean Physical Therapy
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    • v.21 no.4
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    • pp.51-56
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    • 2009
  • Purpose: This study examined the difference in the static balance ability according to the visual cues and postural tasks in normal subjects. Methods: Thirty participants (12 male, 18 female; mean age $24.63\pm1.43$ years) stood barefoot on a force platform in a one-legged stance, tandem Romberg stance and tandem Romberg with neck extension stance with a visual cue open and closes. The static balance was assessed by the center of pressure (CoP), surface electromyography root mean square (RMS) of the leg muscles according to the stance position. Results: In the CoP tests, the difference in the unit path length and circumference area was affected by the visual cue according to the stance posture (p<0.01). In the RMS tests, the difference in the tibialis anterior and medial gastrocnemius muscle was affected by visual cue in accordance with the stance posture (p<0.01). Conclusion: The visual cue and postural task affect the balance ability in normal subjects. Therefore, this study provides clinical evidence that the balance and postural control can be improved. Therapeutic intervention, such as an obstacle course, and a lower leg muscle performance program with a change in the base of support can affect the balance and postural control.

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A Study on Traditional Costume of China's Guizhou Province - Focusing on Bouyei People - (중국귀주성소수민족(中國貴州省少數民族)의 복식(服飾)에 관(關)한 연구(硏究) - 포의족(布依族)의 복식(服飾)을 중심(中心)으로 -)

  • Kim, Young-Sin;Hong, Jung-Min
    • Journal of Fashion Business
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    • v.3 no.3
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    • pp.49-57
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    • 1999
  • In this study, the researcher studied the historical background and the traditional culture about dress of Bouyei People of Guizhou Province. The resuits of the study ara as follows. 1. Women's dress and adorment can be categorized into three styles. In the Zhenning, Guanling and Puding regions and northwestern areas of Guizhou Province, women usually wear blouses with overlapping necks, batik pleated skirts and long aprons. They also wear embroidered kerchiefs or turbans. In the suburbs of Guiyand City and Southwestern Guizhou Province, women like to wear blouses with buttons arranged diagonally on the front, trousers, blue or black and white check cloth kerchiefs. In the Luoping region, women wear blouses with loose sleeves and buttons arranged diagonally on the front and loose-legged trousers. 2. Men usually wear shirts with buttons down the front or arranged on the front, trousers and calottes. 3. Most of their dress materials are white and coloured handwoven, tie-dyed or batik cloth. The exquisite technique of batik and tie-dyeing has a long history, which began to become prevalent in the Song Dynasty. 4. Now, people use all kinds of techniques to make their dress and adornment, including batik, tie-dyeing, cross-stitch, brocade and embroidery, which reflect their peculiar aesthetic temperament.

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A Study on the Symbolical Significance in Korean Kasa - Focusing on the embroideries - (한국가사의 상징성에 대한연구 -가사에 나타난 문양을 중심으로-)

  • Lee Soon Duk
    • Journal of the Korean Society of Clothing and Textiles
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    • v.16 no.2
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    • pp.189-195
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    • 1992
  • Buddhism as one of alien thoughts has been developed conflicting and fusing with Korean Cultural bases. From these fusion process Korean Kasa (i.e, sacerdotal robe for Buddhist monk) also came into possession of different features from original Kasa which Buddhist Command- ment regulates or Kasa of South Asia which is the birthplace of Buddhism. 1. Original kasa was Pamsukula (i.e., a shabby, abandoned, muddy cloth), which did not permit special ornament or luxurious materal. However, we can find splendid colors, letters and embroideries in Korean Kasa. 2. These phenomenon originated from Three Treasures Faith, that is to say, the faith for three treasures, such as Buddha, Buddhist Commandment and Buddhist monk, which was formed by the fusion of Buddhism and conventional Shamanism. 3. Such letters as 천(Heaven), 왕(God). 영(om) stand for what shaped Guardian Deities protecting buddhist Sanctum. 4. The rmbroideries of three-legged bird, such as rabbit and toad, which symbolyze 일(sun) and 월(moon) stand for what shaped conventional divinities. 5. After Kasa possessing originally practical significance, such as Kasa Charity, was penetrated into Korea, it became the object of faith, possessing symbolical significance in addition.

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Comparative Analysis on the Effectiveness of Modern Roundabouts and 4-legged Signalized Intersections (회전교차로와 4지 신호교차로 효과에 관한 비교분석)

  • Park, Byung-Ho;Kim, Tae-Young;Han, Sang-Wook;Yang, Jeong-Mo
    • The Journal of The Korea Institute of Intelligent Transport Systems
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    • v.8 no.2
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    • pp.27-35
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    • 2009
  • The roundabout was developed in the United Kingdom to rectify problems associated with these traffic circles. In 1966, the United Kingdom adopted a mandatory "give-way" rule at alt circular intersections, which required entering traffic to give way, or yield, to circulating traffic. However, the roundabout used in United States or Europe do not common use in Korea. The purposes of the study is to comparatively analyze the effectiveness of roundabout. In pursuing the above, this study designs the scenarios which can reflect the directional traffic volumes, and analyzes the average control delay of roundabout and 4-leg signalized intersection by SIDRA. The main study results are as follows. First, when the entering traffic volume are less than 2,000pcph, the single-lane roundabout is analyzed to be more effective than 4-leg signalized intersection. Second, when the entering traffic volume are less than 3,200pcph, the double-lane roundabout is evaluated to be more effective than 4-leg signalized intersection. Third, which is installed left and right turn lane at intersection, area for the roundabout is analyzed to be less than that for general intersection area.

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Effects of task-oriented training for Gross Motor Function Measure, balance and gait function in persons with cerebral palsy

  • Han, Hyun-Kyung;Chung, Yijung
    • Physical Therapy Rehabilitation Science
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    • v.5 no.1
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    • pp.9-14
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    • 2016
  • Objective: This study was to investigate the effects of Task-oriented training for Gross Motor Function Measure (GMFM), gait and balance function in cerebral palsy. Design: Randomized controlled trials. Methods: Twenty four subjects were recruited by means of a convenience sampling from Kangseo-Gu G rehabilitation center. Subjects were 24 inpatients and were randomly divided into a task-oriented training group and a conventional group. Twelve patients were experimental group who executed the task-oriented training (5 times/wk) for 4 weeks. The task-oriented program mainly focused on the capabilities of independent walking, with the angle of inclination set at 0 degrees and walking at a self-selected comfortable speed. In addition, balance training included the one-legged standing with weight-shifting and task-oriented training. Twelve patients were control group who executed only general conventional therapy (5 times/wk) for 4 weeks. All subjects were evaluated about the motor function, gait and balance function. Subjects have conducted the measured variables, GMFM, GAITRite, PDM Multifunction Force Measuring Plate after treatment. Results: There was statistically significant increase of Gross Motor Function Measure scores of the experimental group and control group after 4 weeks (p<.05). There was statistically significant increase of gait and balance function of the experimental group after 4 weeks of task-oriented training (p<.05). The experimental group showed a significantly improvement in GMFM, gait, and balance compared to the control group (p<0.05). Conclusions: This study proved that task-oriented training after stroke can improve Gross Motor Function Measure, gait and balance. Thus this study can suggest that task-oriented training for gross motor function, gait and balance be effective on the cerebral palsy.

Sensor Fusion Docking System of Drone and Ground Vehicles Using Image Object Detection (영상 객체 검출을 이용한 드론과 지상로봇의 센서 융합 도킹 시스템)

  • Beck, Jong-Hwan;Park, Hee-Su;Oh, Se-Ryeong;Shin, Ji-Hun;Kim, Sang-Hoon
    • KIPS Transactions on Software and Data Engineering
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    • v.6 no.4
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    • pp.217-222
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    • 2017
  • Recent studies for working robot in dangerous places have been carried out on large unmanned ground vehicles or 4-legged robots with the advantage of long working time, but it is difficult to apply in practical dangerous fields which require the real-time system with high locomotion and capability of delicate working. This research shows the collaborated docking system of drone and ground vehicles which combines image processing algorithm and laser sensors for effective detection of docking markers, and is finally capable of moving a long distance and doing very delicate works. We proposed the docking system of drone and ground vehicles with sensor fusion which also suggests two template matching methods appropriate for this application. The system showed 95% docking success rate in 50 docking attempts.

Characteristics and Severity of Side Right-Angle Collisions at Signalized Intersections (신호교차로의 측면직각 층돌사고 특성과 심각도)

  • Park, Jeong-Soon;Park, Gil-Soo;Kim, Tae-Young;Park, Byung-Ho
    • International Journal of Highway Engineering
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    • v.10 no.4
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    • pp.199-211
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    • 2008
  • This study deals with the side right-angle collisions of 4-legged signalized intersections in Cheongju. The goals are to analyze the characteristics of accidents and to find out the accident factors that affect severity using ordered probit model. In pursuing the above, the study uses the data of 580 side right-angle collisions occurred at the 181 intersections(2004-2005). The analyses show that more accidents were occurred in the nighttime and in going straight. The main cause was analyzed to be the red-light violation. Also, the main results of modeling are the following, First, the likelihood ratio index is 0.094 and t-ratio values that explain goodness of fit are significant. Second, minor road traffic volumes, minor road lanes, major road left-turn lanes, major road left-turn signal, major road yellow signal time, cross angle, major and minor road speed limits are significant factors affecting crash severities at signalized intersections.

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Logistic Regression Accident Models by Location in the Case of Cheong-ju 4-Legged Signalized Intersections (사고위치별 로지스틱 회귀 교통사고 모형 - 청주시 4지 신호교차로를 중심으로 -)

  • Park, Byung-Ho;Yang, Jeong-Mo;Kim, Jun-Young
    • International Journal of Highway Engineering
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    • v.11 no.2
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    • pp.17-25
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    • 2009
  • The goal of this study is to develop Logistic regression model by accident location(entry section, exit section, inside intersection and pedestrian crossing section). Based on the accident data of Chungbuk Provincial Police Agency(2004$\sim$2005) and the field survey data, the geometric elements, environmental factor and others related to traffic accidents were analyzed. Developed models are all analyzed to be statistically significant(chi-square p=0.000, Nagelkerke $R^2$=0.363$\sim$0.819). The models show that the common factors of accidents are the traffic volume(ADT), distant of crossing and exclusive left turn lane, and the specific factors are the minor traffic volume(inside intersection model) and U-turn of main road(pedestrian crossing model). Hosmer & Loineshow tests are evaluated to be statistically significant(p$\geqq$0.05) except the entry section model. The correct classification rates are also analyzed to be very predictable(more than 73.9% to all models).

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A Causational Study for Urban 4-legged Signalized Intersections using Structural Equation Method (구조방정식을 이용한 도시부 4지 신호교차로의 사고원인 분석)

  • Oh, Jutaek;Lee, Sangkyu;Heo, Taeyoung;Hwang, Jeongwon
    • International Journal of Highway Engineering
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    • v.14 no.6
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    • pp.121-129
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    • 2012
  • PURPOSES : Traffic accidents at intersections have been increased annually so that it is required to examine the causations to reduce the accidents. However, the current existing accident models were developed mainly with non-linear regression models such as Poisson methods. These non-linear regression methods lack to reveal complicated causations for traffic accidents, though they are right choices to study randomness and non-linearity of accidents. Therefore, to reveal the complicated causations of traffic accidents, this study used structural equation methods(SEM). METHODS : SEM used in this study is a statistical technique for estimating causal relations using a combination of statistical data and qualitative causal assumptions. SEM allow exploratory modeling, meaning they are suited to theory development. The method is tested against the obtained measurement data to determine how well the model fits the data. Among the strengths of SEM is the ability to construct latent variables: variables which are not measured directly, but are estimated in the model from several measured variables. This allows the modeler to explicitly capture the unreliability of measurement in the model, which allows the structural relations between latent variables to be accurately estimated. RESULTS : The study results showed that causal factors could be grouped into 3. Factor 1 includes traffic variables, and Factor 2 contains turning traffic variables. Factor 3 consists of other road element variables such as speed limits or signal cycles. CONCLUSIONS : Non-linear regression models can be used to develop accident predictions models. However, they lack to estimate causal factors, because they select only few significant variables to raise the accuracy of the model performance. Compared to the regressions, SEM has merits to estimate causal factors affecting accidents, because it allows the structural relations between latent variables. Therefore, this study used SEM to estimate causal factors affecting accident at urban signalized intersections.