• Title/Summary/Keyword: the fusion of science

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Robust Hierarchical Data Fusion Scheme for Large-Scale Sensor Network

  • Song, Il Young
    • Journal of Sensor Science and Technology
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    • v.26 no.1
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    • pp.1-6
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    • 2017
  • The advanced driver assistant system (ADAS) requires the collection of a large amount of information including road conditions, environment, vehicle status, condition of the driver, and other useful data. In this regard, large-scale sensor networks can be an appropriate solution since they have been designed for this purpose. Recent advances in sensor network technology have enabled the management and monitoring of large-scale tasks such as the monitoring of road surface temperature on a highway. In this paper, we consider the estimation and fusion problems of the large-scale sensor networks used in the ADAS. Hierarchical fusion architecture is proposed for an arbitrary topology of the large-scale sensor network. A robust cluster estimator is proposed to achieve robustness of the network against outliers or failure of sensors. Lastly, a robust hierarchical data fusion scheme is proposed for the communication channel between the clusters and fusion center, considering the non-Gaussian channel noise, which is typical in communication systems.

Potato breeding via protoplast fusion (원형질체 융합을 이용한 감자 육종)

  • Cho, Kwang-Soo;Park, Tae-Ho
    • Journal of Plant Biotechnology
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    • v.41 no.2
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    • pp.65-72
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    • 2014
  • Plant cells from which the cell walls have been enzymatically or mechanically removed are called protoplasts. The protoplasts are theoretically totipotent and can be used as sources of somatic cell fusion in practical breeding programs. Wild Solanum species have often been used as sources of important agricultural traits including diverse disease resistance. However, they cannot often be directly applied to breeding programs due to their sexual incompatibility with S. tuberosum. Somatic hybridization via protoplast fusion is one of the ideal methods to overcome this limitation and to introgress certain traits into S. tuberosum. This technique has still widely been used in potato since the first fusion was reported in 1970s. Therefore, this review highlights general perspectives of protoplast fusion and discusses the application of protoplast fusion in potato breeding.

A Study on the Interpretation in fusion Design - Consideration on the Reception of Open Aesthetic - (퓨전 디자인에 대한 해석의 연구 - 열림의 커뮤니케이션 수용 및 해석과정에 대한 고찰 -)

  • 김은지;이정욱
    • Korean Institute of Interior Design Journal
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    • v.13 no.2
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    • pp.10-19
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    • 2004
  • In order to attain unique aesthetic value, diversity of meanings of Fusion Design, 'openness', requires meaning interpreting process(communication) which harmonizes and combines new codes suggested by authors(senders) and codes interpreted by public(receivers). For this harmony, we should consider all the art aspects(integration of synchronic and diachronic, anti-rationalism ideology, negative concept) that are bases of creativity of Fusion Aesthetics. Moreover, we can approach open thought system of Fusion Design through theories of Entropy and Rhizome. This point of view which allowed a categorical means of natural science theory to be used in design context changed a methodic or interpretative perception. Not only in art interpreting process does Fusion Design take openness as one of its necessary factors but also in creating process, which enables a work of art to be opened at the maximum. In conclusion, the significance of fusion design is to suggest an ideal model of communication abstracted from open art works.

A Study on the Importance, Satisfaction, Perception and Intake Frequency of Fusion Menu (퓨전 메뉴의 중요도, 만족도, 인지도 및 섭취 빈도에 관한 연구)

  • Kang, Hye-Jung;Lee, Yeon-Jung
    • Culinary science and hospitality research
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    • v.14 no.4
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    • pp.134-149
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    • 2008
  • This thesis is aimed to analyze the importance, satisfaction, perception and intake frequency of fusion menu in order to develop the market segmentations and marketing strategies for useful information on the fusion menu and its improvement in the food industries. The findings of the study are as follows: First, the study revealed that diet menu(low fat, low-cal) and vegetarian menu items have more influence on females than males in regard to the importance of fusion menu when examining gender. Second, the study revealed that Bulgogi pizza, Bulgogi burger, cheese cutlet, cheese kimbab, sweet and sour pork items have great influence on customers in their 10s while green tea latte, rice burger, Bulgogi pizza, kimchi hamburger items have a high effect on customers in their 20s in regard to the perception of fusion menu when examining age. Finally, the study revealed that the taste of food, the cleanliness of vessels, food hygiene, the freshness of food, the quality of menu, the portions of food, the nutrition of food, the speed of food service, food material harmony, the temperature of food, the flavor of food, distinctions from existing food, environment-friendly organic agriculture food material items have maintaining the good performance of fusion menus. It also showed that various strategies for price of fusion menu should be made when examining the IPA analysis.

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Discovery of New Fusion Inhibitor Peptides against SARS-CoV-2 by Targeting the Spike S2 Subunit

  • Kandeel, Mahmoud;Yamamoto, Mizuki;Tani, Hideki;Kobayashi, Ayako;Gohda, Jin;Kawaguchi, Yasushi;Park, Byoung Kwon;Kwon, Hyung-Joo;Inoue, Jun-ichiro;Alkattan, Abdallah
    • Biomolecules & Therapeutics
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    • v.29 no.3
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    • pp.282-289
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    • 2021
  • A novel coronavirus, severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2), caused a worldwide pandemic. Our aim in this study is to produce new fusion inhibitors against SARS-CoV-2, which can be the basis for developing new antiviral drugs. The fusion core comprising the heptad repeat domains (HR1 and HR2) of SARS-CoV-2 spike (S) were used to design the peptides. A total of twelve peptides were generated, comprising a short or truncated 24-mer (peptide #1), a long 36-mer peptide (peptide #2), and ten peptide #2 analogs. In contrast to SARS-CoV, SARS-CoV-2 S-mediated cell-cell fusion cannot be inhibited with a minimal length, 24-mer peptide. Peptide #2 demonstrated potent inhibition of SARS-CoV-2 S-mediated cell-cell fusion at 1 µM concentration. Three peptide #2 analogs showed IC50 values in the low micromolar range (4.7-9.8 µM). Peptide #2 inhibited the SARS-CoV-2 pseudovirus assay at IC50=1.49 µM. Given their potent inhibition of viral activity and safety and lack of cytotoxicity, these peptides provide an attractive avenue for the development of new prophylactic and therapeutic agents against SARS-CoV-2.

A study on Fusion image Expressed in Hair collections - Focusing on Juno Hair's 2013-2022 collection

  • Jin Hyun Park;Hye Rroon Jang
    • International Journal of Advanced Culture Technology
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    • v.11 no.4
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    • pp.202-209
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    • 2023
  • In the 21st century, the dualistic worldview of the Cold War era collapsed and we entered an era of new creation and fusion. The fusion of different designs between East and West, the design activities of traditional clothing from the past, the use of new materials that are continuously being developed, and the mixing of unique items are being conducted in various fields. However, research is being conducted by combining fusion characteristics with hair. In addition, the period is short and the amount of research is small. Therefore, this study analyzed hairstyles of fusion images shown in hair collection using data of Juno Hair collection from 2013 to 2022 as analysis data and examined types of fusion images shown in the work of folk images, mixed images, and future images. Oriented images were divided into three categories and analyzed. In this study, we added Results of such research can be used not only as data for predicting future fashion trends, but also as basic data for exploring new design developments. In future research, it is expected that convergent research will be conducted, such as analyzing fusion images from an integrated perspective.

The Exploratory Study on the Preference and the Purchase Intention of Fusion Bibimbap: Focused on Seoul Area (퓨전비빔밥의 선호도 및 구매의도에 관한 탐색적 연구: 서울지역을 중심으로)

  • Lee, Bo-Son;Park, Ki-Hong;Lim, Jeong
    • Culinary science and hospitality research
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    • v.18 no.5
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    • pp.95-112
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    • 2012
  • The purpose of this study is to carry out the exploratory study on the preference and purchase intention of fusion bibimbap as opposed to tradition-bibimbap. In order to achieve the purpose of this study, the survey was conducted to the consumer who use the subway in Seoul from Apr. 3. ~ Apr. 10. 2012, and total 288 valid copies of questionnaire were used for final analysis. The result showed that 190 persons were positive in preference for bibimbap, and the reasons were 'easy to eat' and 'a taste'. Consumer put 'spicy seafood bibimbap', 'pork cutlet bibimbap', 'sashimi bibimbap', 'chicken teriyaki bibimbap', 'bibimbap spinach lasagna' at question about preference of fusion bibimbap. Consumer put 'spicy seafood bibimbap', 'pork cutlet bibimbap', 'sashimi bibimbap', 'crab bibimbap', 'chicken bibimbap' at question purchase intention of fusion bibimbap. In addition, There was significant difference in the preference and the purchase intention of fusion bibimbap according to gender, marital status, age, and education.

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Microstructure and Tensile Strength Property of Arc Brazed DP steel using Cu-Sn Insert Metal (Cu-Sn 삽입금속을 이용한 DP강의 아크 브레이징 접합부의 미세조직과 인장특성)

  • Cho, Wook-Je;Cho, Young-Ho;Yun, Jung-Gil;Kang, Chung-Yun
    • Journal of Welding and Joining
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    • v.31 no.1
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    • pp.58-64
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    • 2013
  • The following results were obtained, microstructures and tensile properties in arc brazed joints of DP(dual phase) steel using Cu-5.3wt%Sn insert metal was investigated as function of brazing current. 1) The Fusion Zone was composed of ${\alpha}Fe+{\gamma}Cu$ and Cu23Sn2. The reason for the formation of these solid solutions. Despite, Fe & Cu were impossible to solid solution at room temperature. It's melting & reaction to something of insert metal & Base Metal (DP Steel) by Arc. Brazing Process has faster cooling rate then Cast Process, Supersaturated solid solution at room temperature. 2) The increase Hardness of Fusion Zone was directly proportional to the rise of welding current. Because, ${\alpha}Fe+{\gamma}Cu$ phase (higher hardness than the Cu23Sn2.(104.1Hv < 271.9Hv)) Volume fraction was Growth, due to increasing the amount of base metal melting by High current. 3) The results of tensile shear test by Brazing, All specimens happen to fracture in Fusion Zone. On the other hand, when Brazing Current increasing tend to rise tensile load. but it was very small, about 26-30% of the base metal. 4) The result of fracture analysis, The crack initiate at Triple Point for meet to Upper B.M/Under B.M/Fusion Zone. This Crack propagated to Fusion zone. So ruptured by tensile strength. The Reason to in the fusion zone fracture, Fusion zone by Brazing of hardness (strength) was very lower then the base metal (DP steel). In addition the Fusion Zone's thickness in triple point was thin than the base metal's thickness in triple point.

Homologous Expression and Quantitative Analysis of T3SS-Dependent Secretion of TAP-Tagged XoAvrBs2 in Xanthomonas oryzae pv. oryzae Induced by Rice Leaf Extract

  • Kim, S.H.;Lee, S.E.;Hong, M.K.;Song, N.H.;Yoon, B.;Viet, P.T.;Ahn, Y.J.;Lee, B.M.;Jung, J.W.;Kim, K.P.;Han, Y.S.;Kim, J.G.;Kang, L.W.
    • Journal of Microbiology and Biotechnology
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    • v.21 no.7
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    • pp.679-685
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    • 2011
  • Xanthomonas oryzae pv. oryzae (Xoo) produces a putative effector, XoAvrBs2. We expressed XoAvrBs2 homologously in Xoo with a TAP-tag at the C-terminus to enable quantitative analysis of protein expression and secretion. Addition of rice leaf extracts from both Xoo-sensitive and Xoo-resistant rice cultivars to the Xoo cells induced expression of the XoAvrBs2 gene at the transcriptional and translational levels, and also stimulated a remarkable amount of XoAvrBs2 secretion into the medium. In a T3SS-defective Xoo mutant strain, secretion of the TAPtagged XoAvrBs2 was blocked. Thus, we elucidated the transcriptional and translational expressions of the XoAvrBs2 gene in Xoo was induced in vitro by the interaction with rice and the induced secretion of XoAvrBs2 was T3SSdependent. It is the first report to measure the homologous expression and secretion of XoAvrBs2 in vitro by rice leaf extract. Our system for the quantitative analysis of effector protein expression and secretion could be generally used for the study of host-pathogen interactions.

High power gate driver design using 555 timer and photo coupler for electronic/hybrid car and electroplating rectifier (전기/하이브리드 자동차, 도금용 정류기 등에 적용이 가능한 555 timer와 Photo Coupler를 이용한 대용량 SCR/IGBT용 Gate Driver 설계)

  • Cho, Eun Seok;Ko, Jae Su;Lee, Yong Keun
    • Korea Science and Art Forum
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    • v.20
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    • pp.421-428
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    • 2015
  • Electronic/hybrid car and electroplating rectifier should have switching devices such as SCR, MOSFET, IGBT. And those switching devices should be operated by gate driver. In this paper, we propose high power gate driver that contains H-Bridge using 4 BJTs. H-Bridge and transformer generate isolate power. And gate control signal is transferred to isolated one by photo coupler and operate real switching device. We designed H-Bridge and 555-Timer by PSpice simulation and manufactured real product. Finally we succeed to operate 27V 50,000A electroplating rectifier using proposed gate driver.