• Title/Summary/Keyword: sound sensation

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Effect of Fabric Sound and Touch on Human Subjective Sensation -Crosscultural Comparison between Korea and U.S.A- (직물의 소리와 촉감이 주관적 감각에 미치는 영향 -한.미 문화간 비교-)

  • 조길수;이은주;조자영
    • Science of Emotion and Sensibility
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    • v.3 no.1
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    • pp.41-52
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    • 2000
  • 한·미 문화간 비교를 통하여 직물의 소리와 촉감이 주관적 감각에 미치는 영향을 고찰하고자 한국인과 미국인 각각 30명을 대상으로 의미분별척도에 의하여 서로 다른 8개 직물 소리의 주관적 감각(부드러움, 시끄러움, 유쾌함, 날카로움, 맑음, 거친, 높음)과 촉감의 주관적 감각 (딱딱함, 매끄러움, 성김, 시원함, 유연함, 까실거림, 무게, 두께)을 측정하였다. 직물 소리의 파라미터로 LPT(level pressure of total sound)와 Δf (frequency differences)를 계산하고, KES (Kawabata Evaluation System)을 이용하여 직물의 역학적 성질을 측정하였다. 직물의 소리에 대하여 ‘부드러움’의 점수가 높고 ‘시끄러움’과 ‘날카로움’, ‘거침’의 점수가 낮은 직물들이 주관적으로 유쾌하게 느껴지는 것으로 나타났다. 직물에 따른 소리의 시끄러움과 날카로움, 높음에 대한 주관적 감각은 한·미 간에 유사한 경향을 보였으나, 한국인은 미국인보다 모직물의 소리에 대하여 ‘부드러움’과 ‘유쾌함’의 점수가 높고, ‘거침’의 점수가 낮았으며, ‘맑음’에 대한 직물별 점수가 다양하였다. 직물의 촉감은 직물에 따른 차이가 더 다양하게 나타났다. ‘딱딱함’과 ‘매끄러움’의 직물 별 감각은 한 ·미 간에 유사한 경향을 보였는데, 한국인은 대체로 미국인보다 ‘성금’과 ‘까실거림’을 낮게, ‘시원함’을 높게 평가하였다. 직물 소리의 파라미터인 LPT와 ΔL이 양국인의 소리 감각에 영향을 미쳤는데, 한국인의 감각은 주로 LPT가, 미국인의 감각은 LPT와 ΔL이 함께 영향을 미치는 회귀식이 성립하였다. 촉감에서 ‘딱딱함’과 ‘매끄러움’, ‘유연함’, ‘까실거림’에 한·미 모두 표면 거칠기가 영향을 미쳤는데, 한국인의 촉감에 대한 회귀식이 더 많이 성립하였고 R2가 높게 나타났다.

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Sensory Function Research of Ichthyic Lateral Line and Development of Lateral Line Teaching Aid. (어류의 옆줄 감각기능 연구 및 옆줄 교구 개발)

  • Kwoon, Jung Hyeon;Kim, MI Jeong
    • Korean Educational Research Journal
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    • v.39 no.1
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    • pp.15-38
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    • 2018
  • This study aimed to confirm that the lateral lines of fish indicate water temperature, water pressure, water flow, and sound waves by conducting a direct experiment. To confirm the superiority of fish lateral lines to detect material stimuli after the experimental study of the fish lateral line's sensation function, the lateral line's tissue was expanded and the shape of the lateral side of the fish was created using a 3-D printer to realize the lateral stripe parity. The amplification effect was confirmed by measuring the sound waves, which was the material stimulus of the lateral diagonal parabola. This proved that fish lateral lines are biotechnologically superior sensory organs.

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Analysis of Preference and Psychological Recovery by Sound, Scenery, Soundscape in Healing Forest (치유의숲 소리, 경관, 소리경관(soundscape)에 따른 선호도 및 심리적 회복감 분석)

  • Kim, Jin-Sook;Shin, Won-Seob;Kim, Myeong-Jong
    • Journal of Environmental Science International
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    • v.30 no.3
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    • pp.267-277
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    • 2021
  • This study investigates sound, scenery, and soundscape preferences, which are sensory factors that users feel in a healing forest, comparing the difference in recovery by the soundscape. In the barrier-free, wooden walking path of the National Daegwallyeong Healing Forest, a survey site with five different conditions was selected. Users prefer water sounds the most and places with open views for scenery. For the complex sensation of soundscapes, the most preferred is a space where water sounds can be heard, and either a waterfall or an open view can be seen. A profile of mood states test was use to compare users' psychological recovery by the soundscape. It was found that users felt the most positive mood with water sounds and open views. In addition, users' preference for artificial sounds, scenery, and soundscape was the lowest. In the mood state test, it was found that the artificial soundscape incited the most negative emotions.

Configuration of Audio-Visual System using Visual Image (이미지를 활용한 오디오-비쥬얼 시스템 구성)

  • Seo, June-Seok;Hong, Sung-Dae;Park, Jin-Wan
    • The Journal of the Korea Contents Association
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    • v.8 no.6
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    • pp.121-129
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    • 2008
  • With the help of information technology The problem of building a concrete form with a shapeless media is the starting point of presenting information by means of sound. Audio-Visual System using sound as a medium is a method that presents an auditory material visually and has a role of linking different sensory organs. In a sense, Audio-Visual System transfers a non-concrete sensation to a concrete one. Audio-Visual System presentation by late methods using active and non-active images produced by computerized irregular procedures can be limited because of the limited ways of visual output. On the other side, visualization using active images can induce more diverse expressions using sound as a medium. This study suggests a new way of expression in animations using visualization of various auditory materials and sounds built by Audio-Visual System with active images.

Tangible Space and Interactive Technology

  • Yoon, Joong-Sun;Yoh, Myeung-Sook
    • 제어로봇시스템학회:학술대회논문집
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    • 2003.10a
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    • pp.2687-2692
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    • 2003
  • Recent advancement in information technology requires new interpretations for the space among human, machines and environment. Investigation of space between information and human could lead to the proper ways, in which human and machines meet. Various concepts regarding space have been explored in terms of “virtual reality in cyberspace” and “embodiment in tangible space.” “Mom (embodiment),” space, virtuality, sensation/perception, and interactive technology are some of the key ideas to be explored. Human “Mom” is such a fundamental membrane through which human can interact with the environment physically and mentally. An embodied interaction paradigm, based on “Mom,” is investigated. This leads to interactive technology paradigm. Sound space is an invisible but a tangible space in a sense that it travels in emotional tremors and stimulates new sensations and perceptions. Three cases are introduced to experiment such tangible space as a new and proper interactive paradigm. Also, a historical model of interaction is reviewed, which includes electrical, symbolic, textual, graphical, tangible, and social interaction.

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Evaluation of Indoor Environmental Factors in Office Building with Underfloor Air-Conditioning (UFAC) System

  • Chung, Kwang-Seop
    • International Journal of Air-Conditioning and Refrigeration
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    • v.9 no.3
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    • pp.36-45
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    • 2001
  • During the last decade, an increasing interest in Underfloor Air-Conditioning (UFAC) systems has emerged. The purpose of this paper is to evaluate the indoor environmental performance of office buildings with UFAC system in order to develope the design prototype of this system. The physical measurements and the Interviewing survey of occupant's sensation responses to the environment were carried out. Measurements and survey were made of the thermal environmental factors such as air temperature, relative humidity, air velocity, globe temperature, and the other several environmental factors such as the sound level and the illuminance of working plane, etc. And, the air quality was evaluated by measuring the concentration of suspended particles, carbon monoxide, and carbon dioxide in the room. Furthermore, the paper appraises the various indoor environmental factors of the room by using post-occupancy evaluation (POE) method in office building with UFAC system, and thus, it suggests the basic data for assessing the indoor comfort based on field measurements and survey .

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Effect of Fabric Sound from Active Wear on EMG and Subjective Sensation (스포츠웨어용 직물의 소리특성이 근전도와 주관적 감각에 미치는 영향)

  • 정혜진;김춘정;조길수
    • Proceedings of the Korean Society for Emotion and Sensibility Conference
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    • 2002.11a
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    • pp.153-156
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    • 2002
  • 본 연구는 스포츠웨어용 나일론 직물의 소리가 심한 소음으로 작용하여 착용자 뿐 만 아니라 상대방에게도 불쾌함을 주므로 이를 줄이기 위한 방향 모색의 하나로, 소리 자극에 대한 생리반응 중 근전도(Electrodiagnosis)와 소리에 대한 주관적 감성을 측정하여 의복 소음이 미치는 영향을 고찰하였다. 근전도는 상완이두근과 전완근에서 측정하였고, 주관적 평가는 FMME(Free Modulus Magnitude Estimation)를 이용하여 실시하였다. 직물 소리에 대한 상완이두근의 근전도 값은 직물별로 유의한 차이를 보였으나, 전완근에서는 대부분 비슷한 값을 보였다. 직물의 소리가 부드럽고 유쾌할수록 근전도값은 무자극시보다 감소하는 경향을 보였으나, 직물의 소리가 시끄럽고 날카로울수록 근전도값은 무자극시보다 증가하였다. 이로서, 직물의 소리는 상완이두근의 근전도 값에만 영향을 미치며, 직물 소음의 크기, 날카로움 등과 정적인 관계를 보이는 것을 볼 수 있었다.

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Two Cases of Korean Traditional Treatment of Functional Dyspepsia of Gastric Dysmotility Complicated by Bile Juice Reflux (담즙 역류가 동반된 위 운동성 장애의 기능성 소화불량증에 대한 한방치료 경험 2례)

  • Yoon, Sang-Hyub
    • The Journal of Internal Korean Medicine
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    • v.41 no.6
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    • pp.1162-1171
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    • 2020
  • Objectives: The aim of this study was to determine the therapeutic effects of a traditional Korean treatment on the symptom improvement and loss of bile juice in cases of functional dyspepsia of gastric dysmotility complicated by bile juice reflux. Methods: Dyspeptic symptoms, gastric motility (electrogastrography and bowel sound analysis), and gastric mucosa (gastroendoscopy) were evaluated. The treatment consisted of Banwhasashim-tang (extract) used as a herbal drug. Both ST36 electrical stimulation and simple immersion stimulation of CV11, 12, and 13 in the abdomen were also applied. Results: Dyspeptic symptoms, including a foreign body sensation in the throat, indigestion, and upper abdominal pain, were all relieved by the treatment and gastric myoelectrical activity and gastric pyloric function were improved. Bile juice disappeared from the gastric mucosa. Conclusion: The traditional Korean treatment was effective at relieving dyspeptic symptoms and bile juice reflux by improving the pyloric sphincter function.

Auditory Sensation by the Inserted "Electronic Cochlea" in the Cases of the Experim entally Destroyed Receptor Organ of Corti of the Cat (와우 수용기 모세포를 파괴한 가묘의 "전기와우" 삽입에 의한 "청각감")

  • 장인원;김성남;양한모;정규화;최윤호;정종진;조용범;국태진;이정헌
    • Proceedings of the KOR-BRONCHOESO Conference
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    • 1979.05a
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    • pp.4.3-4
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    • 1979
  • In the cases of the experimentally destroyed receptor organ of the Corti of the cats, "electric cochlea" were inserted near the auditory neuron through the Scala tympani as an input of the inner device, and outer device is placed near the receiver of the audiometer. During exposing noise through the outer device, kymographic record were obtained as following: 1) Correlation between increasing intensity and amplitude showed parallel responses 2) The auricular reflex by repeated stimulation of the sound showed considerable increase at first, and decrease respectively. 3) In this experimental animals, absolutely non-responsed period, relatively non-responsed period and responsed period were observed. 4) Above mentioned reflex indicate that "Auditory sensation" can be induced by inserted "Electric cochlea" in the cases of the experimentally destroyed receptor organ of Corti of the cats.

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A Study on the Design Prototype Development of Underfloor Air-Conditioning System(UFAC) for Improving Indoor Environment (바닥급기 공조시스템(UFAC)을 적용한 작업공간의 실내환경 평가기법 개발연구)

  • 정광섭;한화택
    • Korean Journal of Air-Conditioning and Refrigeration Engineering
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    • v.12 no.4
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    • pp.325-336
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    • 2000
  • During the last decade, an increasing interest in Underfloor Air-Conditioning(UFAC) systems has emerged. The purpose of this paper is to evaluate comprehensively the indoor environmental performance of office buildings with UFAC system in order to develope the design prototype of this system. In this paper, the physical measurements and the interviewing survey of occupant's sensation responses to the environment were carried out. Measurements and survey were made of the thermal environmental factors such as air temperature, relative humidity, air velocity, globe temperature, and the other several environmental factors such as the sound level and the illuminance of working plane, etc. And, the air quality was evaluated by measuring the concentration of suspended particles, carbon monoxide, and carbon dioxide in the room. Furthermore, the paper appraises the various indoor environmental factors of the room by using post-occupancy evaluation(POE) method in office building with UFAC system, and thus, it suggests the basic data for assessing the indoor comfort based on field measurements and survey.

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