• Title/Summary/Keyword: 질감 특성

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Study on surface processing design of aluminum alloy materials that is applied to IT and electronics (IT 및 전자제품에 적용되는 알루미늄 합금소재의 표면처리디자인에 관한 연구)

  • Han, Jisu;Kim, Pureum;Kim, Hyun-Sung
    • Journal of the Korean Crystal Growth and Crystal Technology
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    • v.27 no.4
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    • pp.212-219
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    • 2017
  • To become a person that is suitable to the 'High-Touch' generation where emotion takes over, we can focus on 6 skill including design, story, harmony, empathy, play, and meaning. Among these skills, harmony with design was chosen as the most important skill. Design can be seen as the basic element of all business, but it will be difficult to match the flow of the future Sensibility and intuitive generation with just the modern design that has been made based on reasonable and objective information and knowledge. This study suggests system and standardization of Sensibility surface processing design that satisfies great quality, attractive quality and Sensibility quality by applying surface processing design of product and Sensibility cognitive factors felt by the consumer by setting differentiated strategy and CMF (Color, Material, Finishing) understanding along with the importance of design materials in primary aspect. By considering the efficacy/characteristic of new surface processing characteristic/differentiation/possibility of implementation according to setting direction of differentiated CMF strategy per type of parts applied to the product, visual surface processing sample was implemented. Through this, it is expected that practical communication connected tool and Sensibility surface processing design's strategic access framework can be applied by understanding and sharing comprehensive elements such as target product, part type, applied material, applied surface processing, surface color, surface texture, and implementing feeling to environments such as designers, CMF designers, surface processing experts, and engineers in IT, electronics, and other areas. when developing a product.

Quality Characteristics of functional Cookies with Added Potato Peel (감자껍질을 첨가한 기능성 쿠키의 품질 특성)

  • Han Jae-Sook;Kim Joung-Ae;Han Gyeong-Phil;Kim Dong-Seok;Kozukue Nobuyuki;Lee Kap-Rang
    • Korean journal of food and cookery science
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    • v.20 no.6 s.84
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    • pp.607-613
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    • 2004
  • The purpose of this study was to investigate the quality characteristics of functional cookies made with potato peels (cortex layer) containing high amounts of glycoalkaloid. Cookies were processed by mixing ratios of 10, 15 and $20\%$ potato peel relatively to flour. The spread ratio of the cookies was increased with increasing potato peel addition. Texture measurement for the cookies on substituting $10\%$ of flour for potato peel showed a decreased hardness, but the cohesiveness and springiness were increased compared to the control and other ratios. The glycoalkaloid contents of the cookies on substituting 10, 15 and $20\%$ of the flour forpotato peel were 6.27, 9.40 and 12.54mg, respectively, which according to the USAD guidelines are safe amounts for the human body, and also enough for making functional cookies. In the sensory evaluations, the cookies with $10\%$ of the flour substituted for potato peel had the highest scores in flavor, taste, appearance and texture.

Physicochemical Properties of Yanggaeng with Lentil Bean Sediment (렌틸콩 앙금 첨가에 따른 양갱의 품질 특성)

  • Noh, Dan-Bi;Kim, Kyoung-Hee;Yook, Hong-Sun
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.45 no.6
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    • pp.865-871
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    • 2016
  • This study investigated the quality characteristics of Yanggaeng added with lentil bean sediment. Yanggaeng was prepared by addition of 0, 25, 50, and 75% (w/w) lentil bean sediment to white bean basic formulation. For the proximate composition measurement, lentil bean sediment consisted of 15.63% moisture, 17.31% crude protein, 0.92% crude ash, and 0.31% crude fat. The sediment yield of lentil beans was 54.25%. The moisture content of Yanggaeng significantly increased with increasing lentil bean sediment content. The total soluble solid content ($^{\circ}Brix$) of Yanggaeng significantly decreased with increasing lentil bean sediment content, whereas the pH was not significantly different between the control and experimental groups. The lightness of Yanggaeng significantly decreased with increasing lentil bean sediment content, whereas redness and yellowness significantly increased with increasing lentil bean sediment content. The springiness, gumminess, and chewiness of Yanggaeng decreased with increasing lentil bean sediment content, whereas hardness and cohesiveness was not significantly different between the control and experimental groups. The total phenolic content and 2,2-diphenyl-1-picrylhydrazyl radical scavenging activity significantly increased with increasing lentil bean sediment content. Yanggaeng containing 25% lentil bean sediment had acceptable sensory properties, such as taste, texture, and overall preferences. Thus, our results suggest that Yanggaeng containing 25% lentil bean sediment could improve the sensory properties and antioxidant activities of Yanggaeng.

Quality of 'Hayward' Kiwifruit by Low-Dose Gamma Irradiation (저전량 감마선 조사된 헤이워드 참다래의 품질 특성)

  • Kim, Kyoung-Hee;Sohn, Cheon-Bae;Lee, Seul;Lee, Sung-A;Lee, Jeong-Ok;Kwon, Jong-Sook;Yook, Hong-Sun
    • Journal of the East Asian Society of Dietary Life
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    • v.18 no.1
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    • pp.49-57
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    • 2008
  • In order to control or kill insects and pests, control ripening, and delay spoilage, kiwifruits were irradiated with gamma rays at 0.1, 0.3, and 0.5 kGy. Vitamin C, hydrogen donating activity, sugar content, organic acid content, texture, chromaticity, and sensory qualities were examined in the fruits over 2 weeks of storage at 20$^{\circ}C$. Vitamin C content and hydrogen donating activity decreased during the storage period, but they were not reduced by the irradiation process. Total sugar and reducing sugar contents increased as the storage period increased; however, these were also unaffected by irradiation. Organic acid content significantly decreased as a result of irradiation, and all samples had decreases in organic acids over the storage period. Hardness decreased with the storage period as well as with increasing doses of irradiation. In terms of Hunter's color values, irradiation increased the $L^*-\;and\;a^*-$ values in the initial storage period, but it did not have any significant effect on these values during the 2 weeks of storage. When compared with control samples, the irradiated samples had lower color and overall acceptability scores just after irradiation (week 0). However, during the storage period, the irradiated samples had higher scores for smell, taste, texture, and overall acceptability than the control. In conclusion, based on the results, gamma irradiation up to 0.5 kGy is the recommended treatment to maintain the overall quality attributes kiwifruit.

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An Investigation the Preparation and Physicochemical Properties of Oddi Jelly using Mulberry Fruit Powder (오디 분말을 이용한 젤리 제조 및 이화학적 특성에 관한 연구)

  • Kim, Ae-Jung;Bang, In-Soo;Park, Hee-Yong;Lee, Gun-Soon;Yuh, Chung-Suk
    • The Korean Journal of Food And Nutrition
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    • v.20 no.1
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    • pp.27-33
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    • 2007
  • An investigation evaluating the preparation and physicochemical properties of Oddi Jelly(jelly using mulberry fruit powder) with various increments of sericultural products(0.5, 1, 1.5 and 2%) derived from mulberry fruit powder was performed. The effects of the different increments of mulberry fruit powder added to Oddi Jelly were assessed using physicochemical, sensory and texture analysis properties. The moisture and crude protein content of the Oddi Jelly were significantly higher than the control(p<0.05). Conversely, the crude fat content of the Oddi Jelly were significantly lower than the control(p<0.05). A positive trend was observed for both mineral content and dark color with increased mulberry fruit powder. Similarly, a positive relationship was observed for texture analysis, hardness, gumminess and chewiness of the Oddi Jelly with increasing levels of mulberry fruit powder(p<0.05). Color, taste, texture and overall preference of Oddi Jelly were significantly highest in the Oddi Jelly containing 2% mulberry fruit powder(p<0.05). Results suggest that the optimal amount of mulberry fruit powder added in the manufacturing of Oddi Jelly was 2% of the total weight.

A Study on the Preparation of Boogags by Traditional Methods and Improvement of Preservation (전통적 방법에 의한 부각의 제조 및 저장성 향상에 관한 연구)

  • 박재익;정계환;김봉섭;허종화
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.23 no.6
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    • pp.986-993
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    • 1994
  • As a part of development of traditional foods, mugwort boogag and dry laver boogag were fried insoybean oil, and BHA or tocopherol-added soybean oil. They were wrapped up in opp vinyl film, and preserved at $4^{\circ}C(RH{\;}40{\pm}5%){\;}and{\;}25^{\circ}C(RH{\;}80{\pm}5%)$. During the storage of bobogags, acid value, peroxide value, and TBA value were investigated. Changes of sensory evaluation and texture profile were also examined. Boogags were manufactured by washing the raw materials. drying in the shade, mixing them with glutinous rice flour, and hot-air drying up it to 13 % of moisture contents after dryed it up to 80% of moisture contents on dry table for 23days, in order. These boogags were packaged to manufacture goods with dryed state or fried at $160^{\circ}C$ for 10 sec. Acid value, peroxide value, and TBA value of boogags which preserved at $4^{\circ}C$ generally appeared lower than at $25^{\circ}C$. As storage time goes by, moisture contents of bobogagas preserved at $25^{\circ}C$ increased and its quality were gradually deteriorated. When the boogags were fried in BHA(0.01%) and tocopherol (0.01%) added soybean oil, changes of acid value, peroxide value, TBA value were generally low. During the storage of bobogagas antioxidant effect of BHA was higher than that of tocopherol. Texture was inclined to decrease as storage time goes, by that of boogags preserved at $4^{\circ}C$ was a little more satisfactory. Hardness was also high.

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Restoration of Earthenware & Porcelain Cultural Assets using 3D Printing (3D 프린팅을 이용한 토기·자기 문화재 복원 연구)

  • Lee, Hae Soon;Wi, Koang Chul
    • Journal of Conservation Science
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    • v.31 no.2
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    • pp.131-145
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    • 2015
  • Cultural assets restoration is being considered highly as a practical way to extend the lifespan of damaged cultural assets and re-highlight their value. However, restoration process has been mostly dependent on the manual work involving the experience and skill of a person performing restoration, thereby requiring much time and effort. In recent, it became possible to apply a method allowing restoration to be performed more accurately and easily according to the material characteristics and shape of cultural assets. Namely, it is to use a method of printing out the 3D shape data computed in computer as real object by using 3D printer for the restoration that has been performed manually. The missing part of a cultural asset is computed into computer data first and is printed out by using 3D printer to undergo a simple shaping process. The result of 3D printer application showed that repetitive output and shape and figure revision of digital data were possible, and it was possible to improve the degree of completedness of restoration through test output using various types of restoration materials using various materials. For the purpose of verifying the possibility of applying 3D printer to restore missing part of earthenware, two pieces of modern reproductions, namely, the Seven Treasure Incense Burner and Earthenware with Wagon Wheel Decoration, were artificially damaged. The restoration result showed that compared to manual work, it showed better effectiveness in curtailing work time and reproducing accurate shape. On the other hand, secondary manual work was slightly needed for detailed binding and to vividly express surface texture.

Changes on the Characteristics of Salted Mackerel Treated Extracts of Edible Plants during Storage (식용식물 추출물을 처리한 간고등어의 저장 중 특성변화)

  • Yoou, Kyung-Young;Hong, Ju-Yeon;Kim, Mi-Hyun;Cho, Yeon-Sook;Shin, Seung-Ryeul
    • Food Science and Preservation
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    • v.14 no.5
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    • pp.439-444
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    • 2007
  • This study was carried out to analyze the quality change of salted mackeral treated with extracts of edible plan(Diospyros kaki, Teucerium veronicoides and Zanthoxylum schinifolium) during storage for develope of preparation methods and high quality of mackerel. The Hunter's color values of salted mackerel was not changed during strange. L, a and b value of salted mackerel teated with Korean herbal extracts was lower changed than those of control(mackerel not treated extracts of edible plants). Adhesiveness, and viscosity of salted mackerel was higher at $4^{\circ}C$ during storage than those at $25^{\circ}C$, and was higher in groups treated extects of edible plants at early storage than those in control group. Hardness was low in the salted mackerel treated extracts of edible plane and control group during storage. The salted mackerel treated Z. schinifolium extracts was the highest scores in sensory evaluation among groups.

Effect of Ginseng Powder on Quality Characteristics of Instant Rice Cake (Baekseolgi) (즉석 백설기 제조시 인삼분말 첨가가 백설기의 품질에 미치는 영향)

  • Kang, Ho-Jin;Kim, Seung-Hee;Kum, Jun-Seok;Lim, Jae-Kag
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.39 no.3
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    • pp.435-442
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    • 2010
  • This study was to investigate the quality characteristics of instant rice cake (Baekseolgi) with different concentrations of ginseng powder by molecular press dehydration (MPD) method. Baekseolgi was cooked using microwave oven, which is a useful cooking method because of reduced cooking time, even though it quickly takes moisture from food surface and lowers food quality. The result indicated that moisture content of Baekseolgi without ginseng powder was decreased; however, there was no significant difference in the Baekseolgi with ginseng powder with increased storage time for 24 hrs. The L value was decreased and a color value was increased with increasing concentrations of ginseng powder (p<0.05). There was no significant difference in the color values within the storage time. The hardness, gumminess, and chewiness of Baekseolgi without ginseng powder significantly changed as the storage time increased; in contrast, those of Baekseolgi with ginseng powder did not show such a significant change. The result of sensory evaluation showed that Baekseolgi with ginseng powder has higher scores in terms of color, flavor, taste, and overall acceptability than Baekseolgi without ginseng powder. Results of this study indicate the addition of ginseng powder to Baekseolgi improves moisture content, color value, and texture properties as well as sensory characteristics.

An Efficient Face Region Detection for Content-based Video Summarization (내용기반 비디오 요약을 위한 효율적인 얼굴 객체 검출)

  • Kim Jong-Sung;Lee Sun-Ta;Baek Joong-Hwan
    • The Journal of Korean Institute of Communications and Information Sciences
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    • v.30 no.7C
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    • pp.675-686
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    • 2005
  • In this paper, we propose an efficient face region detection technique for the content-based video summarization. To segment video, shot changes are detected from a video sequence and key frames are selected from the shots. We select one frame that has the least difference between neighboring frames in each shot. The proposed face detection algorithm detects face region from selected key frames. And then, we provide user with summarized frames included face region that has an important meaning in dramas or movies. Using Bayes classification rule and statistical characteristic of the skin pixels, face regions are detected in the frames. After skin detection, we adopt the projection method to segment an image(frame) into face region and non-face region. The segmented regions are candidates of the face object and they include many false detected regions. So, we design a classifier to minimize false lesion using CART. From SGLD matrices, we extract the textual feature values such as Inertial, Inverse Difference, and Correlation. As a result of our experiment, proposed face detection algorithm shows a good performance for the key frames with a complex and variant background. And our system provides key frames included the face region for user as video summarized information.