• Title/Summary/Keyword: 의류 영상

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The evaluation of fabric on the Internet -The difference of cotton fabric texture perceived between on-line and off-line- (인터넷에서의 소재 평가에 대한 연구 -실물과 영상에서의 면직물 유사성 평가-)

  • 신혜원;이정순
    • Journal of the Korean Society of Clothing and Textiles
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    • v.28 no.3_4
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    • pp.396-402
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    • 2004
  • The purpose of this study was to investigate the difference of cotton fabric texture perceived between on-line(screening fabric) and off-line(real fabric), and to analyze fabric characteristics having an effect on the difference. The similarity of 55 various cotton fabrics perceived between on-line and on-line were measured showing simultaneously real fabrics and screening fabrics by 7-scale questionnaire. And the characteristics of cotton fabrics such as weave structure, thickness, weight, fabric density, stiffness, Hunter's L, a, b, and hue were measured. Cotton fabrics were classified into 3 groups by extent of similarity. There were no significant differences in weft density, stiffness, Hunter's L, a, b, and hue among 3 groups. But there were significant differences in weave structure, thickness, weight, warp density, and difference of warp & weft density. The fabrics having large similarity were thick and heavy, had small warp density and difference of warp & weft density, and distinct surface texture. The group having medium similarity included fabrics of medium thickness and weight, having weak surface texture, large warp density and difference of warp & weft density. The group having small similarity, which the differences between on-line and off-line were large, included thin and light fabrics having smooth surface and large warp density and difference of warp & weft density.

The global response to K-POP idol group's New Hanbok: The case of Black Pink Fashion (K-POP 아이돌 그룹 신한복 스타일에 대한 글로벌 반응: 블랙핑크 패션 사례)

  • Choi, Yeong-Hyeon;Chen, Tianyi;Lee, Kyu-Hye
    • Journal of Digital Convergence
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    • v.18 no.12
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    • pp.533-541
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    • 2020
  • This study aims for investigating the consumers' reaction to the New Hanbok Style of K-pop idol groups. We collected YouTube videos and user comments that include 'Black Pink New Hanbok' as a keyword, applying social network analysis and sentiment analysis. First, the New Hanbok of Black Pink was designed as a mini-dress to make it easier to dance and turned out that it reinterpreted traditional elements modernly. Second, the issue about revealing costumes appeared as a keyword in domestic reactions, it did not appear in international reaction. Third, as a result of sentiment analysis, international audience viewed New Hanbok outfit more positively than domestic audience. This study is significant in that it suggests the direction to which New Hanbok should head to by investigating extensive consumers' reaction and finding out the positive and negative elements of New Hanbok.

Object VR-based 2.5D Virtual Textile Wearing System : Viewpoint Vector Estimation and Textile Texture Mapping (오브젝트 VR 기반 2.5D 가상 직물 착의 시스템 : 시점 벡터 추정 및 직물 텍스쳐 매핑)

  • Lee, Eun-Hwan;Kwak, No-Yoon
    • 한국HCI학회:학술대회논문집
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    • 2008.02a
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    • pp.19-26
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    • 2008
  • This paper is related to a new technology allowing a user to have a 360 degree viewpoint of the virtual wearing object, and to an object VR(Virtual Reality)-based 2D virtual textile wearing system using viewpoint vector estimation and textile texture mapping. The proposed system is characterized as capable of virtually wearing a new textile pattern selected by the user to the clothing shape section segmented from multiview 2D images of clothes model for object VR, and three-dimensionally viewing its virtual wearing appearance at a 360 degree viewpoint of the object. Regardless of color or intensity of model clothes, the proposed system is possible to virtually change the textile pattern with holding the illumination and shading properties of the selected clothing shape section, and also to quickly and easily simulate, compare, and select multiple textile pattern combinations for individual styles or entire outfits. The proposed system can provide higher practicality and easy-to-use interface, as it makes real-time processing possible in various digital environment, and creates comparatively natural and realistic virtual wearing styles, and also makes semi -automatic processing possible to reduce the manual works to a minimum. According to the proposed system, it can motivate the creative activity of the designers with simulation results on the effect of textile pattern design on the appearance of clothes without manufacturing physical clothes and, as it can help the purchasers for decision-making with them, promote B2B or B2C e-commerce.

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Analysis on Physical Property of Para-aramid/Nylon Hybrid filaments according to the ATY nozzle Diameter (ATY Nozzle 직경변화에 따른 Aramid/Nylon Hybrid사의 ATY 물성)

  • Park, Mi-Ra;Choi, La-Hee;Ma, Hye-Young;Park, Sung-Woo;Kim, Seung-Jin
    • Proceedings of the Korean Society of Dyers and Finishers Conference
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    • 2012.03a
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    • pp.64-64
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    • 2012
  • 아라미드는 일반적인 유기섬유와는 다른 우수한 역학적 성질을 바탕으로 보호의류 중에서 방탄방호 및 방검보호 의류에 사용되는 고부가 소재이다. 현재까지 ATY기계에서 사의 구조와 물성에 큰 영향을 미치는 Nozzle의 구조에 대한 연구결과는 많이 발표되어왔다. 그러나 최근 들어 소방방화방 검용 보호의류에 많이 사용되는 아라미드사에 ATY 공정 중에서 Nozzle의 직경이 ATY사의 물성에 어떤 영향을 미치는가에 대한 연구는 발표된 바가 없다. 따라서 본 연구에서는 Para-aramid/Nylon hybrid사를 이용하여 ATY로 제조할 경우, 표면에 생기는 loop로 인하여 타 소재와 접착시, 접착제 담지 성능이 향상되어 접착력이 상승되는 반면 아라미드 Hybrid사의 역학물성은 ATY가 가공되기 전의 물성보다 저하되는 약점을 가지고 있다. 따라서 본 연구에서는 ATY 제조공정에서 Nozzle의 직경을 달리할 때 Aramid/Nylon Hybrid ATY사의 물성변화를 분석함으로서 방화복과 방검용 보호의류에 적합한 아라미드 ATY사를 개발하고자 한다. 본 연구에서는 ATY 제조공정 중 다른 공정조건은 동일하게 하고 Nozzle의 직경을 0.6, 0.75, 1, 1.2mm로 변경하여 4가지 시료를 준비하고 물성분석을 위하여 제조된 시료의 강신도, 초기탄성률을 각각 측정하여 인장특성을 확인하였으며, 건열수축률과 습열수축률을 측정하여 시료의 열 수축률을 측정 분석하였다. 표면의 루프 발현 정도를 보기위하여 형태 불안정성을 측정 평가하였으며 영상현미경시스템을 사용하여 표면특성을 측정 평가하여 다음과 같은 결론을 얻었다. Nozzle의 직경이 증가함에 따라 절단강도는 30% 감소하였고 초기탄성률은 3배 가까이 감소하였다. 그리고 절단신도는 2배정도 증가하는 경향을 나타내었다. 또한 Nozzle의 직경이 증가함에 따라 ATY hybrid사의 건 습열수축률이 증가하다가 직경이 1.2mm일 때 감소하는 경향을 나타내었고 직경 변화에 따라 4~6%의 열 수축률의 분포를 보였다. Para-aramid/Nylon hybrid사의 형태불안정성은 0.3~0.5%를 분포를 나타내었고 Nozzle의 직경이 0.6, 1mm일 때 상대적으로 낮은 ATY의 불안정성이 확인되었다. Nozzle의 직경이 감소할수록 loop의 엉킴이 적으며 flat하였으며 직경이 1.2mm일 때 가장 조밀하고 표면에 loop가 많이 형성된 것을 확인하였다.

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Measurement and Analysis of Surface Roughness by a Non-Contact Method for Objective Assessment of Fabric Handle (직물의 객관적 질감평가를 위한 비접촉식 표면 거칠기 측정 및 해석)

  • 박경희;권영하;오경화;김은애
    • Proceedings of the Korean Society for Emotion and Sensibility Conference
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    • 2002.05a
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    • pp.357-360
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    • 2002
  • 직물의 질감을 객관화시키는 연구는 고부가가치의 의류제품을 생산하고 판매하는데 매우 중요한 요소이다. 질감은 직물의 역학적 성질과 표면상태에 따라 좌우되며, 이의 측정방법 중에서 KES-F system이 가장 객관화되어 있다. KES-F system을 이용한 표면 거칠기 측정방법은 피아노선을 굴곡 시켜 일정한 힘을 가한 상태에서 직물의 표면을 문질러 측정하므로 직물의 표면을 문질러 측정하므로 직물 표면의 잔털이 눌려진 상태여서 질감해석을 위한 정확한 측정이 어렵다. 따라서 우리는 기하학적인 직물 표면의 거칠기를 표면의 변형없이 측정 가능한 레이저 센서를 사용하였다. 한편 직물의 주로 경사ㆍ위사로 짜여져 있어 이방성 성질을 가지고 있으므로 직물을 3방향으로 측정하여 해석하였다. 측정된 신호는 FET를 이용하여 일정한 주기의 표면형태를 구하고, 표면 높낮이의 평균, 최저값과 최고값을 구하여 표면의 특성을 얻었다. 직물 표면에 존재하는 잔털은 영상처리장치를 이용하여 양을 측정하였으며 표면의 거칠기 측정결과와 비교 분석하여 레이저 센서를 이용한 비접촉식 측정방법의 오차분석 및 표면 특징을 해석하였다.

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Optimization of the Cloth Simulation Pipeline in Production of 3D Computer Animation (3D 컴퓨터 애니메이션 제작에서 Cloth Simulation 을 위한 제작파이프라인의 최적화)

  • Kwak, Dong-Min;Choi, Chul-Yong;Kim, Ki-Hong;Lee, Dong-Hoon
    • The Journal of the Korea Contents Association
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    • v.9 no.8
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    • pp.198-207
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    • 2009
  • Recently, it was possible to represent the realistic clothes in the cloth simulation along with growth of 3D computer animation such as visual contents. In addition, because of the development of H/W(Hardware) and S/W(Software), the accessibility and participation are growing. However, in order to make the image of high quality of 3D animation, the optimized production pipeline was need. In this paper, in order to overcome the limitation of exiting 3D computer animation production pipeline, we propose the optimized production pipeline of the cloth simulation. Our production pipeline makes the optimization arrangement in consideration of the mobility in order to supplement the related structure limit toward each part of the existing pipeline. Moreover, by utilizing the dummy cloth the association nature with the animation part is solved and a performance is improved. The proposal pipeline actually introduced to the animation production. And then we can improve the performance production time and production manpower consumption. Consequently, our pipeline is guaranteed an optimized work by emphasizing a connection in the direct image production.

Disassembly and Reconstruction of Stone Pagoda Using 3-Dimensional Image Analysis : Case Study in Simgoksa Seven-storied Stone Pagoda (3차원 영상분석을 활용한 석탑의 해체와 재조립 : 심곡사칠층석탑 사례 연구)

  • Choi, Hee Soo;Lee, Chan Hee;Han, Seong Hee;Lee, Seong Min
    • Journal of Conservation Science
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    • v.32 no.4
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    • pp.561-570
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    • 2016
  • This research was a technical case study for the authentic restoration of the seven-storied Simgoksa stone pagoda after disassembly and reconstruction using three-dimensional image analysis. During disassembly and reconstruction, the pagoda's properties were analyzed in terms of the overall modification and displacement of the pagoda. Distortion was minimized by ensuring structural stability during the reconstruction process. Also, the original site of the pagoda was examined in order to utilize it fully during rebuilding. Before reconstruction of the pagoda, moss and lichen on the stone surfaces were removed by scientific surface cleaning. The foundation of the pagoda was reinforced with rammed earth than was similar to the original foundation using a mixture of soil and quicklime. The results are expected to provide valuable data for the reconstruction of other stone pagodas.

Business Application of Convolutional Neural Networks for Apparel Classification Using Runway Image (합성곱 신경망의 비지니스 응용: 런웨이 이미지를 사용한 의류 분류를 중심으로)

  • Seo, Yian;Shin, Kyung-shik
    • Journal of Intelligence and Information Systems
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    • v.24 no.3
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    • pp.1-19
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    • 2018
  • Large amount of data is now available for research and business sectors to extract knowledge from it. This data can be in the form of unstructured data such as audio, text, and image data and can be analyzed by deep learning methodology. Deep learning is now widely used for various estimation, classification, and prediction problems. Especially, fashion business adopts deep learning techniques for apparel recognition, apparel search and retrieval engine, and automatic product recommendation. The core model of these applications is the image classification using Convolutional Neural Networks (CNN). CNN is made up of neurons which learn parameters such as weights while inputs come through and reach outputs. CNN has layer structure which is best suited for image classification as it is comprised of convolutional layer for generating feature maps, pooling layer for reducing the dimensionality of feature maps, and fully-connected layer for classifying the extracted features. However, most of the classification models have been trained using online product image, which is taken under controlled situation such as apparel image itself or professional model wearing apparel. This image may not be an effective way to train the classification model considering the situation when one might want to classify street fashion image or walking image, which is taken in uncontrolled situation and involves people's movement and unexpected pose. Therefore, we propose to train the model with runway apparel image dataset which captures mobility. This will allow the classification model to be trained with far more variable data and enhance the adaptation with diverse query image. To achieve both convergence and generalization of the model, we apply Transfer Learning on our training network. As Transfer Learning in CNN is composed of pre-training and fine-tuning stages, we divide the training step into two. First, we pre-train our architecture with large-scale dataset, ImageNet dataset, which consists of 1.2 million images with 1000 categories including animals, plants, activities, materials, instrumentations, scenes, and foods. We use GoogLeNet for our main architecture as it has achieved great accuracy with efficiency in ImageNet Large Scale Visual Recognition Challenge (ILSVRC). Second, we fine-tune the network with our own runway image dataset. For the runway image dataset, we could not find any previously and publicly made dataset, so we collect the dataset from Google Image Search attaining 2426 images of 32 major fashion brands including Anna Molinari, Balenciaga, Balmain, Brioni, Burberry, Celine, Chanel, Chloe, Christian Dior, Cividini, Dolce and Gabbana, Emilio Pucci, Ermenegildo, Fendi, Giuliana Teso, Gucci, Issey Miyake, Kenzo, Leonard, Louis Vuitton, Marc Jacobs, Marni, Max Mara, Missoni, Moschino, Ralph Lauren, Roberto Cavalli, Sonia Rykiel, Stella McCartney, Valentino, Versace, and Yve Saint Laurent. We perform 10-folded experiments to consider the random generation of training data, and our proposed model has achieved accuracy of 67.2% on final test. Our research suggests several advantages over previous related studies as to our best knowledge, there haven't been any previous studies which trained the network for apparel image classification based on runway image dataset. We suggest the idea of training model with image capturing all the possible postures, which is denoted as mobility, by using our own runway apparel image dataset. Moreover, by applying Transfer Learning and using checkpoint and parameters provided by Tensorflow Slim, we could save time spent on training the classification model as taking 6 minutes per experiment to train the classifier. This model can be used in many business applications where the query image can be runway image, product image, or street fashion image. To be specific, runway query image can be used for mobile application service during fashion week to facilitate brand search, street style query image can be classified during fashion editorial task to classify and label the brand or style, and website query image can be processed by e-commerce multi-complex service providing item information or recommending similar item.

Effect of Multimodal cues on Tactile Mental Imagery and Attitude-Purchase Intention Towards the Product (다중 감각 단서가 촉각적 심상과 제품에 대한 태도-구매 의사에 미치는 영향)

  • Lee, Yea Jin;Han, Kwanghee
    • Science of Emotion and Sensibility
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    • v.24 no.3
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    • pp.41-60
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    • 2021
  • The purpose of this research was to determine whether multimodal cues in an online shopping environment could enhance tactile consumer mental imagery, purchase intentions, and attitudes towards an apparel product. One limitation of online retail is that consumers are unable to physically touch the items. However, as tactile information plays an important role in consumer decisions especially for apparel products, this study investigated the effects of multimodal cues on overcoming the lack of tactile stimuli. In experiment 1, to explore the product, the participants were randomly assigned to four conditions; picture only, video without sound, video with corresponding sound, and video with discordant sound; after which tactile mental imagery vividness, ease of imagination, attitude, and purchase intentions were measured. It was found that the video with discordant sound had the lowest average scores of all dependent variables. A within-participants design was used in experiment 2, in which all participants explored the same product in the four conditions in a random order. They were told that they were visiting four different brands on a price comparison web site. After the same variables as in experiment 1, including the need for touch, were measured, the repeated measures ANCOVA results revealed that compared to the other conditions, the video with the corresponding sound significantly enhanced tactile mental imagery vividness, attitude, and purchase intentions. However, the discordant condition had significantly lower attitudes and purchase intentions. The dual mediation analysis also revealed that the multimodal cue conditions significantly predicted attitudes and purchase intentions by sequentially mediating the imagery vividness and ease of imagination. In sum, vivid tactile mental imagery triggered using audio-visual stimuli could have a positive effect on consumer decision making by making it easier to imagine a situation where consumers could touch and use the product.

An Experimental study on the human's physiological in Smart Textile Materials by Using Medical Infrared Thermo graphic Imaging (적외선 체열 영상 진단법을 이용한 스마트 섬유소재와 휴대폰 통화량에 따른 인체 생리반응 연구)

  • Lee Tae-il;Lee Su-jeong;Lee Kyung-mi
    • Journal of the Korean Society of Clothing and Textiles
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    • v.29 no.7 s.144
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    • pp.918-925
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    • 2005
  • The following are the results from the infrared body temperature image test to verify the changes in facial temperature according to call duration with a cellular phone. As for the body temperatures, it appears to be the mean value at the upper central point of phone's battery among 7 different points that are measured, and to be the highest at srernocleido-mastoid and scapular trapezius muscle triangle zone$(34.25^{\circ}C\; and\;34.05^{\circ}C\;each)$. The changes of body temperature according to the time duration shows that the body temperature rises according to the length of phone use because of the heat emitted from the battery. As for the temperature changes according to blocking materials, the one without processing appears to be higher in the mean temperature compared to the others that are processed, NSS(Nano Silver Silk) and NSG(Nano Silver Silk Gold) appear to be the lowest in the temperature to show the best blocking property. As for the temperature changes according to measuring points, it appears to be the highest at P4, P5 with all materials, and one with NSG to be the lowest at Pl, P2, P3, and one with NSS to be the lowest at P3, P4, P5, P6, which is due to the thermal conduction of Au and Ag. And the mean temperature at each point appears to be different according to the materials. Therefore, the study conducted with human participants requires a proper particle size of it which would not penetrate cellular tissues and a proper binder and binding treatment for it, to prevent the physical fatigues and the potential diseases. However, it is highly required for back-up researches to verify various aspects in applying nano silver to textile products.