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Effect of Replacing Wheat or Maize with Micronized Barley on Starter, Grower and Finisher Pig Performance

  • Yin, Y.-L.;Baidoo, S.-K.;Boychuk, L.-L.
    • Asian-Australasian Journal of Animal Sciences
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    • v.14 no.5
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    • pp.668-676
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    • 2001
  • Two growth performance experiments were undertaken in order to compare the nutritional benefit of micronized dehulled barley (MDB) with wheat and maize. In the first experiment, ninety-six 24 d old Cotswold pigs with an average body weight of 9.5 kg were randomly allotted into one of four dietary treatments. The wheat and MDB ratio in the four complex diets were 100% wheat, 75% wheat+25% MDB, 50% wheat+50% MDB and 100% MDB; cereal was about 47% of the whole diet and varied by using different ratios of wheat and MDB. Starter phase was started at a bodyweight 9.9 kg; grower phase continued at liveweight 37.1 kg and finished at 74.0 kg. The ADFI, ADG and feed efficiency (F/G) were not affected (p>0.05) by the level of MDB in the diet from 9.9 to 37.1 kg live weight. However, ADFI was (p<0.05) less (14%) for the pigs fed the 75 or 100% of MDB based diets without affecting F/G during the second phase (37.1 to 74.0 kg live weight). Pigs fed the MDB based diet had a lower (p<0.05) plasma urea nitrogen (PUN) concentration than the pigs fed the wheat-based diet. In the second experiment, the trial started at 9.9 kg body weight and ended at market weight (107.6 kg), with three different phases in the trial. One hundred and twenty Cotswold pigs were randomly assigned to one of three dietary treatments. The maize and MDB ratio in the three diets were 100% maize, 50% maize+50% MDB and 100% MDB. Diet treatments did not affect (p>0.05) growth performance, PUN level, carcass characteristics and organ size, except for an improvement (p<0.05) in ADG for the pigs in the starter phase fed 50% and 100% MDB based diets.

The Study on control factor of WorldSID 50%ile dummy injury through AE-MDB side crash test (AE-MDB 측면 충돌 시험 시 WorldSID 50%ile dummy 상해치에 대한 제어인자 연구)

  • Hongyul Sun;Pyokyong Han;Jaesu Kim;Kiseok Kim;Ilsung Yoon
    • Journal of Auto-vehicle Safety Association
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    • v.6 no.1
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    • pp.5-9
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    • 2014
  • Over the past ten years, since the introduction of the side crash test regulation in Europe, much research work has been performed internationally to develop new and modified test procedures to improve the level of occupant protection offered by vehicles in side crash test. This research has been co-ordinated and finally contributed to development of an AE-MDB(Advanced European Moving Deformable Barrier) and WorldSID (Worldwide Side Impact Dummy). EuroNCAP(European New Car Assessment Program) has the plan to conduct AE-MDB side crash test using WorldSID from 2015 by replacing Progressive MDB and EuroSID II. Automobile manufacturers need to respond to these changes closely. This paper is to find dominant control factor and analyze it of WorldSID 50%ile dummy injury through AE-MDB side crash test by predicting best and worst condition. And control factors will be validated within EuroNCAP regulations. This paper is analyzed by DFSS(Design for six sigma) which contains 5 control factors and is evaluated by ANOVA with the data as a result of LS-DYNA analysis correlated with crash pulse from 50 kph AE-MDB side crash test using WorldSID 50%ile dummy.

The Study on influence of test factors for WorldSID injury through AE-MDB side crash test (AE-MDB시험 시 인체모형 상해치에 대한 시험 인자 영향성 연구)

  • Sun, Hongyul;Han, Pyokyong;Oh, Eunkyung;Yoon, Ilsung
    • Journal of Auto-vehicle Safety Association
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    • v.7 no.1
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    • pp.7-12
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    • 2015
  • NCAP(New Car Assessment Program) makes vehicle manufacturer improve safety performance through free competition and customers guarantee vehicle selection by providing information of vehicle safety. That's why it is important not only to meet the regulation, but also to cope with NCAP. EuroNCAP(European New Car Assessment Program) side tests have conducted by using Progressive MDB and Euro SID II in order to reproduce crash test between two vehicles over 10 years. However various researches report that Progressive MDB and Euro SID II do not reflect evolving vehicle design, impact performance and biofidelity of human. Therefore EuroNCAP has the plan to conduct AE-MDB side crash test using WorldSID which is more evolved from 2015 by replacing Progressive MDB and EuroSID II. Automobile manufacturers need to develop safety performance for new test closely. This paper is to find test set-up parameters which affect into dummy injury instead of restraint system and to research on its tendency. It is processed with mini and small car to know influence as changing vehicle size and also analyzed by DFSS(Design for six sigma) which is one of optimization tools. DFSS is vaildated by simulating CAE with L18 orthogonal array of 6 control factors adjustable as EuroNCAP requirement.

An Enhanced WLAN MAC Protocol for Directional Broadcast (지향성 브로드캐스트를 위한 무선 LAN MAC 프로토콜)

  • Cha, Woo-Suk;Cho, Gi-Hwan
    • Journal of KIISE:Information Networking
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    • v.33 no.1
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    • pp.16-27
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    • 2006
  • The wireless transmission medium inherently broadcasts a signal to all neighbor nodes in the transmission range. Existing asynchronous MAC protocols do not provide a concrete solution for reliable broadcast in link layer. This mainly comes from that an omni-directional broadcasting causes to reduce the network performance due to the explosive collisions and contentions. This paper proposes a reliable broadcast protocol in link taller based on directional antennas, named MDB(MAC protocol for Directional Broadcasting). This protocol makes use of DAST(Directional Antennas Statement Table) information and D-MACA(Directional Multiple Access and Collision Avoidance) scheme through 4-way handshake to resolve the many collision problem wit]1 omni-directional antenna. To analyze its performance, MDB protocol is compared with IEEE 802.11 DCF protocol [9] and the protocol 2 of reference [3], in terms of the success rate of broadcast and the collision rate. As a result of performance analysis through simulation, it was confirmed that the collision rate of the MDB protocol is lower than those of IEEE 802.11 and the protocol 2 of reference [3], and that the completion rate of broadcast of MDB protocol is higher than those of IEEE 802.11 and the protocol 2 of reference [3].

Comparison between US NCAP and IIHS Side Impact Tests and a Study of Noise Factors of Side Impact Tests (US NCAP 및 IIHS 측면 충돌 시험법간 특성 비교 및 시험 시 오차 인자에 의한 영향 검토)

  • Junsuk Bae;Ho Kim;Young Myoung So
    • Journal of Auto-vehicle Safety Association
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    • v.16 no.1
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    • pp.12-20
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    • 2024
  • Side impact with MDB (moving deformable barrier) is common in side crash test protocols around the globe, most of which are quite similar to that of US NCAP side impact protocol but IIHS side impact protocol is considered to be the most harsh one due to the MDB's weight and impact speed. In this study US NCAP side impact and IIHS side impact test conditions are compared with respect to delta-V (impulse of the test vehicle), roll speed, and yaw speed as well as survival space (the smallest distance between the front driver seat cushion center to B pillar after the test). Error factors (friction between tire and ground, tolerance of vertical and longitudinal position of the MDB with respect to the test vehicle), which are resident in the test protocol is studied with respect to the global vehicle behavior (delta-V, roll, yaw) as well as survival space.

Malaysia in 2016: Deepening Crisis and Losing Opportunities (말레이시아 2016: 위기의 지속과 기회의 상실)

  • HWANG, In Won;KIM, Hyung Jong
    • The Southeast Asian review
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    • v.27 no.1
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    • pp.131-161
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    • 2017
  • The political dynamics of Malaysia in 2016 should be seen as a process of losing an political opportunity mainly due to the split in opposition parties. The opportunity for political development was triggered by the ruling party in crisis. The ongoing 1Malaysia Development Berhad (1MDB) scandal involving the Prime Minister Najib Razak would have provided a favorable condition for the transfer of power. The opposition parties have however failed to utilize the chance that has arisen since the general elections in 2008 and 2013 due to the chronic problem of disunity. It can be seen as distortions of political development referring to a phenomenon in which a chance for regime change formed by the crisis in authoritarian regime is distorted by internal conflicts among opposition parties. Malaysia's political turmoil seemed to paralyze its economy while foreign policy was used as a tool for domestic politics. It was reported that the key economic indicator have worsen including exports and budget deficit. The ringgit had dropped to its lowest level since the economic crisis in 1997-98 which was mainly attributed to diminishing credibility on the Najib's administration. Najib's political struggle has also impeded Malaysia's foreign policy which has attempt to embrace China and the Rohingya issue. The chance to manage key risks would be diminished if oppositions' disunity continues as there is speculation that the general election could be held in 2017.

Studies on Resolution of the Molecular Species of Triacyl-glycerols in the Seed of Pinus koraiensis by HPLC in the Reverse-phase and Ag-ion Modes. (역상(逆相)-HPLC와 $Ag^+$-HPLC에 의한 잣기름의 트리아실글리세롤분자종(分子種)의 상호분리(相互分離))

  • Woo, Hyo-Kyeng;Joh, Yong-Goe;Kim, Seung-Jin
    • Journal of the Korean Applied Science and Technology
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    • v.15 no.4
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    • pp.1-9
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    • 1998
  • The lipids from the seeds of Pinus koraiensis mostly composed of triacylglycerols (TGs), in which linoleic acid (46.2 mol%) and oleic acid (25.6 mol%) are present as main components in the fatty acid composition. Surprisingly, they also have unusual fatty acids with ${\Delta}^5$-double bond systems such as ${\Delta}^{5.9.12}-C_{18:3}$ (16.0 mol%), ${\Delta}^{5.9}-C_{18:2}$ (2.3 mol%) and ${\Delta}^{5.11.14}-C_{20:3}$ (0.8 mol%). Saturated fatty acids of palmitic, stearic and arachidic acid were present in less than 8.0 mol%. TG was resolved into 17 fractions by reverse-phase HPLC according to so-called partition number (PN) suggested by Plattner, in which TG molecules with ${\Delta}^{5}$-NMDB acyl chains eluted later than did those with ${\Delta}^{9}$-MDB acyl radicals. $Ag^+$-HPLC separated the TG into 14 fractions more clearly than did those with ${\Delta}^{9}$-MDB acyl radicals. $Ag^+$-HPLC separated the TG into 14 fractions more clearly than did reverse-phase HPLC, and the complexity of ${\Delta}^{5.9.12}-C_{18:3}$ moiety with silver ion impregnated in the column bed was in the level between ${\Delta}^{9.12.15}-C_{18:3}$ ($C_{18:3{\omega}3}$) and $C_{18:2{\omega}6}$ (${\Delta}^{9.12}-C_{18:2}$). In the $Ag^+$-HPLC, it was found that the molecular species having a given-numbered double bonds widely spreaded in the acyl chains eluted earlier than those concentrated in one acyl chain. The main molecular species are $(C_{18:2{\omega}6})_2/{\Delta}^{5.9.12}-C_{18:3}$ (14.8 mol%), $C_{18:1{\omega}9}/C_{18:2{\omega}6})_2$ (12.8 mol%) and $C_{18:1{\omega}9}/C_{18:2{\omega}6}/{\Delta}^{5.9.12}-C_{18:3}$ (10.9 mol%).

Visualized recommender system based on Freebase (Freebase 기반의 추천 시스템 시각화)

  • Hong, Myung-Duk;Ha, Inay;Jo, Geun-Sik
    • Journal of the Korea Society of Computer and Information
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    • v.18 no.10
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    • pp.23-37
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    • 2013
  • In this paper, the proposed movie recommender system constructs trust network, which is similar to social network, using user's trust information that users explicitly present. Recommendation on items is performed by using relation degree between users and information of recommended item is provided by a visualization method. We discover the hidden relationships via the constructed trust network. To provide visualized recommendation information, we employ Freebase which is large knowledge base supporting information such as movie, music, and people in structured format. We provide three visualization methods as the followings: i) visualization based on movie posters with the number of movies that user required. ii) visualization on extra information such as director, actor and genre and so on when user selected a movie from recommendation list. iii) visualization based on movie posters that is recommended by neighbors who a user selects from trust network. The proposed system considers user's social relations and provides visualization which can reflect user's requirements. Using the visualization methods, user can reach right decision making on items. Furthermore, the proposed system reflects the user's opinion through recommendation visualization methods and can provide rich information to users through LOD(Linked Open Data) Cloud such as Freebase, LinkedMDB and Wikipedia and so on.

On Development of the GIS Application Based on Satellite Images (위성영상을 기반으로 한 GIS 응용 시스템 개발)

  • 양인태;최영재
    • Journal of the Korean Society of Surveying, Geodesy, Photogrammetry and Cartography
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    • v.22 no.1
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    • pp.1-9
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    • 2004
  • Until comparatively lately the use of vector data is the main current in GIS fields. Vector data have many advantages such as easy of scale change, small data volume and so on. But it also has some weak point that can't apply real world. The other hand the satellite images have strong point that can apply real world actually. Recently rapid progress of computer capacity and processing velocity is the current trend of the times. Therefore in this study I intend to develop GIS application based on satellite images with vector data and raster data altogether. This system is developed by using Visual C++ in the personal computer and MS Access's MDB far database management. The LANDSAT, KOMPSAT and IKONOS satellite image database were used in this study. Also, we are studied to set up scale for screen display according to spatial resolution.

Analysis of Hemocyte-specific Gene Expression from Bombyx mori

  • Park, Seung-Won;Goo, Tae-Won;Kim, Seong-Ryul;Kang, Seok-Woo
    • International Journal of Industrial Entomology and Biomaterials
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    • v.23 no.1
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    • pp.137-141
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    • 2011
  • A previous data was provided information for tissuespecific expression genes by means of whole-genome oligonucleotide microarray in the silkworm. We analyzed the tissue-specific expression patterns in the hemocyte tissue on 5 days of 5th instar larvae during the development of $B.$ $mori$. Total 5 candidates pick out from the $Bombyx$ $mori$ Microarray Database (BmMDB; http://silkworm.swu.edu.cn/microarray). To verify the hemocyte-specific expression, we analyzed by semi-quantitative and real-time quantitative RT-PCR using the highly expressed endogenous $Actin$ RNA as an intrinsic reference. In this study, we confirmed that one gene-sw17255- out of 5 candidates expressed in the hemocyte tissue, which was consistent with the previous data. Circulating hemocytes in the body fluid of the $B.$ $mori$ are most powerful target organ for producing biomaterials. We need further studies to find hemocyte-specific promoter region from sw17255 gene. Finally, this result can be applied in creating transgenic silkworms as a biomedical insect.