• Title/Summary/Keyword: Skin Condition

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Integrated 3D Skin Color Model for Robust Skin Color Detection of Various Races (강건한 다인종 얼굴 검출을 위한 통합 3D 피부색 모델)

  • Park, Gyeong-Mi;Kim, Young-Bong
    • The Journal of the Korea Contents Association
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    • v.9 no.5
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    • pp.1-12
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    • 2009
  • The correct detection of skin color is an important preliminary process in fields of face detection and human motion analysis. It is generally performed by three steps: transforming the pixel color to a non-RGB color space, dropping the illuminance component of skin color, and classifying the pixels by the skin color distribution model. Skin detection depends on by various factors such as color space, presence of the illumination, skin modeling method. In this paper we propose a 3d skin color model that can segment pixels with several ethnic skin color from images with various illumination condition and complicated backgrounds. This proposed skin color model are formed with each components(Y, Cb, Cr) which transform pixel color to YCbCr color space. In order to segment the skin color of several ethnic groups together, we first create the skin color model of each ethnic group, and then merge the skin color model using its skin color probability. Further, proposed model makes several steps of skin color areas that can help to classify proper skin color areas using small training data.

Study on Hand Greater Yang Skin from the Viewpoint of Human Anatomy

  • Park, Kyoung-Sik
    • The Journal of Korean Medicine
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    • v.39 no.4
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    • pp.121-125
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    • 2018
  • Objectives: This study was carried out to analyse Hand Greater Yang Skin in human. Methods: Hand Greater Yang meridian was labeled with latex in the body surface of the cadaver. And subsequently body among superficial fascia and muscular layer were dissected in order to observe internal structures. Results : A depth of Skin encompasses a common integument and a immediately below superficial fascia, this study established Skin boundary with adjacent structures such as relative muscle, tendon as compass. The Skin area of the Hand Greater Yang in human are as follows: The skin close to 0.1chon ulnad of $5^{th}$ nail angle, ulnad base of $5^{th}$ phalanx, ulnad head of $5^{th}$ metacapus(relevant muscle: abductor digiti minimi muscle), ulnad of hamate, tip of ulnar styloid process(extensor carpi ulnaris tendon), radiad of ulnar styloid process, 2cm below midpoint between Sohae and Yanggok(extensor carpi ulnaris), between medial epicondyle of humerus and olecranon of ulnar(ulnar nerve), The skin close to deltoid muscle, trapezius muscle, platysma muscle, inner muscles such as teres major muscle, infraspinatus muscle, supraspinatus muscle, levator scapulae muscle, splenius cervicis muscle, splenius capitis muscle, sternocleidomastoid muscle, digastric muscle, stylohyoid muscle, zygomaticus major muscle, auricularis anterior muscle. Conclusions: The Skin area of the Hand Greater Yang from the anatomical viewpoint seems to be the skin area outside the superficial fascia or muscles involved in the pathway of Hand Greater Yang meridian, collateral meridian, meridian muscle, with the condition that we consider adjacent skins.

The Research on the Skin Type Test of $20{\sim}30's$ Women -Focused on the Reliability of Skin Type Test Questionnaires- ($20{\sim}30$대 여성의 피부 타입 측정에 관한 연구 -국내.외 화장품 회사의 피부 측정방법의 비교를 중심으로-)

  • Kim Jeong-Hee
    • Journal of the Korean Society of Costume
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    • v.56 no.5 s.104
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    • pp.59-74
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    • 2006
  • The purpose of this study is to investigate the skin type of $20{\sim}30’s$ women that use skin type test paper of cosmetic companies and usual using condition for the cosmetics. The result is as follows; The research target is $20{\sim}30’s$ woman in Seoul area, around capital city area and Geonra province, we surveyed the difference among the group, after dividing the groups with job, monthly income. As the result of research on the usual using cosmetics and cleansing products, $20{\sim}30’s$ woman mostly have toilet water, lotion and foam type cleansing product and use them. As the result of consciousness of skin type combination skin type is 46.1%, dry skin type is 23%, oily skin type is 15%, sensitive skin type is 9%, normal skin type is 7%. To compare results of skin type test paper of cosmetics companies with consciousness of skin type, result of skin type test paper of cosmetics companies was different consciousness of skin type. The result of skin type test paper of B company is same as consciousness of skin type is 31.2% and this result among cosmetics companies was appeared high ratio. Among the results from 3 companies, the rate that all result for 1 person's skin type are accord, is just 8%. 2 companies among them have matching rate of 42%. Most of all, each results of skin type test paper of cosmetics companies was appeared difference. This result show the problem of objectivity about skin type test paper of cosmetics companies that they using it.

A Study on Waveform Parameter for the Electrotactile Stimulation (경피(經皮) 전기자극(電氣刺戟)을 파형(波形) 파라메터에 관한 연구(硏究))

  • Ham, K.K.;Min, H.K.;Lee, H.J.;Huh, W.
    • Proceedings of the KOSOMBE Conference
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    • v.1992 no.05
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    • pp.198-202
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    • 1992
  • In this paper, we have performed an experiment to obtain an optimized electric stimulation condition on the tip or a ringer skin. The desired parameters for stimulation of the finger tip skin are waveforms, frequency, stimulation intensity, duty cycle. As a result, when the finger skin was stimulated with monophasic, biphasic, and differntial phasic, the most appropriate condition was 200 to 250[Hz] in frequency, 10 to 25[%] in duty cycle. Burst type pulse was more sensitive effect than that of continuous pulse methode.

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A Study on the Room Temperature Control Methods Considering Human Thermal Comfort Under Hot and Humid Condition (인체의 온열환경 적응을 고려한 여름철의 실온 쾌적변동 제어에 관한 연구)

  • Lee, Ju-Youn
    • Korean Journal of Air-Conditioning and Refrigeration Engineering
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    • v.20 no.5
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    • pp.334-341
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    • 2008
  • The purpose of this study is to investigate the effects of changing air temperature and the changing on/off periods of the air-conditioner system. Adding to that, this paper discuss is to consider the effects of air temperature with the air-conditioner system upon the human thermal comfort. The experiment is conducted during the summer. The subjects(6 young females) are exposed to the following conditions: combinations of 2 Swing and 2 Linear air control Conditions. (2 Swing during 40 min, 4 Swing during 40 min, Linear 40 min, Linear 60 min in still air and RH 50%). From the experiment, the following results are obtained; the thermal sensation vote is neutral after 90 minute. The mean skin temperature ranged about $34^{\circ}C$ at all conditions. The skin temperature was greatly affected by 2 Swing big amplitude condition.

Effect of Sho-Seiryu-To (XIAO-QING-LONG-TANG) on skin itching and peripheral eosinophil level in three elderly patients

  • Murata, Kohji;Toriumi, Yoshitaka;Kamei, Tsutomu
    • Advances in Traditional Medicine
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    • v.5 no.2
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    • pp.167-171
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    • 2005
  • Sho-Seiryu-To is known to be effective against allergic diseases, but its effect on skin itching has not been reported. We observed the effect of Sho-Seiryu-To on three elderly patients who, desoite using an anti-allergic drug, has severe chronic skin itching with peripheral eosinophilia. All three patients decreased their peripheral eosinophilia and improved their skin condition within eight weeks. We conclude that Sho-Seiryu-To could be capable of treating elderly patients with chronic skin itching and peripheral eosinophilia.

Effect of ginseng and ginsenosides on melanogenesis and their mechanism of action

  • Kim, Kwangmi
    • Journal of Ginseng Research
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    • v.39 no.1
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    • pp.1-6
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    • 2015
  • Abnormal changes in skin color induce significant cosmetic problems and affect quality of life. There are two groups of abnormal change in skin color; hyperpigmentation and hypopigmentation. Hyperpigmentation, darkening skin color by excessive pigmentation, is a major concern for Asian people with yellowe-brown skin. A variety of hypopigmenting agents have been used, but treating the hyperpigmented condition is still challenging and the results are often discouraging. Panax ginseng has been used traditionally in eastern Asia to treat various diseases, due to its immunomodulatory, neuroprotective, antioxidative, and antitumor activities. Recently, several reports have shown that extract, powder, or some constituents of ginseng could inhibit melanogenesis in vivo or in vitro. The underlying mechanisms of antimelanogenic properties in ginseng or its components include the direct inhibition of key enzymes of melanogenesis, inhibition of transcription factors or signaling pathways involved in melanogenesis, decreasing production of inducers of melanogenesis, and enhancing production of antimelanogenic factor. Although there still remain some controversial issues surrounding the antimelanogenic activity of ginseng, especially in its effect on production of proinflammatory cytokines and nitric oxide, these recent findings suggest that ginseng and its constituents might be potential candidates for novel skin whitening agents.

SYNERGISTIC SKIN PROPERTY INTERACTIONS BETWEEN ALPHA HYDROXY ACID AND SKIN MOISTURIZER IN A HAND DISHWASHING DETERGENT

  • Brumbaugh, E.H.;Sigler, M.L.;Casterton, P.L.;Dornoff, M.
    • Proceedings of the SCSK Conference
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    • 2003.09a
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    • pp.491-497
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    • 2003
  • The use of both an Alpha Hydroxy Acid, Citric Acid, and a Skin Moisturizer, Glycereth-26, formulated into a hand dishwashing detergent have been shown to be synergistic in their effects on certain skin health parameters. Each ingredient was evaluated alone and together in a hand dishwashing detergent via a 9-week use test. Panelists washed dishes using the sponge method commonly used in Asian markets and a 1:7 dilution of the concentrated dish detergent. Panelist's hands were evaluated initially and at 3-week intervals for nine weeks. After nine weeks panelist's hands showed significant improvements in Moisture Absorption and Transepidermal Water Loss (TEWL). A synergistic effect on TEWL was found between the AHA and the Moisturizer. These effects, showing an improvement in the condition of the panelist's skin are impressive, particularly since they were observed from a dishwashing product that is highly diluted and at near neutral pH during the washing process.

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SYNERGISTIC SKIN PROPERTY INTERACTIONS BETWEEN ALPHA HYDROXY ACID AND SKIN MOISTURIZER IN A HAND DISHWASHING DETERGENT

  • Brumbaugh, E.H.;Sigler, M.L.;Casterton, P.L.;Dornoff, J.M.
    • Proceedings of the SCSK Conference
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    • 2003.09b
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    • pp.417-423
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    • 2003
  • The use of both an Alpha Hydroxy Acid, Citric Acid, and a Skin Moisturizer, Glycereth-26, formulated into a hand dishwashing detergent have been shown to be synergistic in their effects on certain skin health parameters. Each ingredient was evaluated alone and together in a hand dishwashing detergent via a 9-week use test. Panelists washed dishes using the sponge method commonly used in Asian markets and a 1:7 dilution of the concentrated dish detergent. Panelist's hands were evaluated initially and at 3-week intervals for nine weeks. After nine weeks panelist's hands showed significant improvements in Moisture Absorption and Transepidermal Water Loss (TEWL). A synergistic effect on TEWL was found between the AHA and the Moisturizer. These effects, showing an improvement in the condition of the panelist's skin are impressive, particularly since they were observed from a dishwashing product that is highly diluted and at near neutral pH during the washing process.

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A study of control capacity structure of by the lipoid state of stratum on the skin (피부각질의 유지질상태에서 조절기능구조에 관한 연구)

  • Kim, Jeong-Lae;Kim, Hye-Ju
    • The Journal of the Convergence on Culture Technology
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    • v.3 no.3
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    • pp.37-42
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    • 2017
  • We are designed to control the lipoid variation of the structure system with the stratum corneum on the skin. The skin structure is consisted of a morphology how to use the lipoid component, and the given skin structure is consisted of the mechanical shapes of the intercellular route and transcellular route, and is confirmed to control the variation state of the structure capacity. The skin impedance is appeared to result the value of measurement such as shapes of ${\lambda}-Lip-RSC$, ${\lambda}-Lip-RSL$, ${\lambda}-Lip-CSG$, ${\lambda}-Lip-CSS$ and ${\lambda}-Lip-RSB$. The condition is showed to the alteration difference value of the intercellular route and transcellular route. And, composition condition is established to separate the division parts for conversion system that is constructed with the alteration modeling. We will be possible to progress the improvement effectiveness of the continuous skin control system on the skin.