• Title/Summary/Keyword: Fusion utilization model

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A Study on the Development of Integrated Utilization Considering Multi Functions of Urban Estuarine Area (대도심 하구역 개발과 보전의 융합이용모형 개발 연구 -낙동강 하구역을 중심으로-)

  • Im, Jung-Hyeun;Choi, Jin-Hyu;Kim, Jun-Ho;Yoon, Han-Sam;Ryu, Cheong-Ro
    • Journal of Fisheries and Marine Sciences Education
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    • v.22 no.4
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    • pp.589-603
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    • 2010
  • The purpose of this study is to develop a integrated(fusion) utilization model aimed at maximizing the development/management functions of urban estuarine area and to present an integrated concept by analyzing the existing document and data. The main points of this study are as follows: 1) The integrated utilization model suggested in this paper goes beyond the existing idea of sustainable utilization and conservation, putting an emphasis on rational decision-making in estuary management and peaceful coexistence between human and nature. 2) Policies for utilization/development/conservation/regeneration of urban estuarine area include the establishment of communication system between human and nature and a safety net considering both human and nature, the support for environment-friendly community development and the importance of preserving valuable ecosystem and wetland habitat. 3) Lastly, this study suggested that the major tasks for the fusion utilization model development are the integrated management of estuary areas, the conservation and preservation of wetland ecosystem, proper utilization of estuary's productivity, and the introduction and action plans of the integrated management model including the best way to address contamination and disaster management.

Lane Information Fusion Scheme using Multiple Lane Sensors (다중센서 기반 차선정보 시공간 융합기법)

  • Lee, Soomok;Park, Gikwang;Seo, Seung-woo
    • Journal of the Institute of Electronics and Information Engineers
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    • v.52 no.12
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    • pp.142-149
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    • 2015
  • Most of the mono-camera based lane detection systems are fragile on poor illumination conditions. In order to compensate limitations of single sensor utilization, lane information fusion system using multiple lane sensors is an alternative to stabilize performance and guarantee high precision. However, conventional fusion schemes, which only concerns object detection, are inappropriate to apply to the lane information fusion. Even few studies considering lane information fusion have dealt with limited aids on back-up sensor or omitted cases of asynchronous multi-rate and coverage. In this paper, we propose a lane information fusion scheme utilizing multiple lane sensors with different coverage and cycle. The precise lane information fusion is achieved by the proposed fusion framework which considers individual ranging capability and processing time of diverse types of lane sensors. In addition, a novel lane estimation model is proposed to synchronize multi-rate sensors precisely by up-sampling spare lane information signals. Through quantitative vehicle-level experiments with around view monitoring system and frontal camera system, we demonstrate the robustness of the proposed lane fusion scheme.

Three-dimensional thermal-hydraulics/neutronics coupling analysis on the full-scale module of helium-cooled tritium-breeding blanket

  • Qiang Lian;Simiao Tang;Longxiang Zhu;Luteng Zhang;Wan Sun;Shanshan Bu;Liangming Pan;Wenxi Tian;Suizheng Qiu;G.H. Su;Xinghua Wu;Xiaoyu Wang
    • Nuclear Engineering and Technology
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    • v.55 no.11
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    • pp.4274-4281
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    • 2023
  • Blanket is of vital importance for engineering application of the fusion reactor. Nuclear heat deposition in materials is the main heat source in blanket structure. In this paper, the three-dimensional method for thermal-hydraulics/neutronics coupling analysis is developed and applied for the full-scale module of the helium-cooled ceramic breeder tritium breeding blanket (HCCB TBB) designed for China Fusion Engineering Test Reactor (CFETR). The explicit coupling scheme is used to support data transfer for coupling analysis based on cell-to-cell mapping method. The coupling algorithm is realized by the user-defined function compiled in Fluent. The three-dimensional model is established, and then the coupling analysis is performed using the paralleled Coupling Analysis of Thermal-hydraulics and Neutronics Interface Code (CATNIC). The results reveal the relatively small influence of the coupling analysis compared to the traditional method using the radial fitting function of internal heat source. However, the coupling analysis method is quite important considering the nonuniform distribution of the neutron wall loading (NWL) along the poloidal direction. Finally, the structure optimization of the blanket is carried out using the coupling method to satisfy the thermal requirement of all materials. The nonlinear effect between thermal-hydraulics and neutronics is found during the blanket structure optimization, and the tritium production performance is slightly reduced after optimization. Such an adverse effect should be thoroughly evaluated in the future work.

Optimization Method of Knapsack Problem Based on BPSO-SA in Logistics Distribution

  • Zhang, Yan;Wu, Tengyu;Ding, Xiaoyue
    • Journal of Information Processing Systems
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    • v.18 no.5
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    • pp.665-676
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    • 2022
  • In modern logistics, the effective use of the vehicle volume and loading capacity will reduce the logistic cost. Many heuristic algorithms can solve this knapsack problem, but lots of these algorithms have a drawback, that is, they often fall into locally optimal solutions. A fusion optimization method based on simulated annealing algorithm (SA) and binary particle swarm optimization algorithm (BPSO) is proposed in the paper. We establish a logistics knapsack model of the fusion optimization algorithm. Then, a new model of express logistics simulation system is used for comparing three algorithms. The experiment verifies the effectiveness of the algorithm proposed in this paper. The experimental results show that the use of BPSO-SA algorithm can improve the utilization rate and the load rate of logistics distribution vehicles. So, the number of vehicles used for distribution and the average driving distance will be reduced. The purposes of the logistics knapsack problem optimization are achieved.

Generating Radiology Reports via Multi-feature Optimization Transformer

  • Rui Wang;Rong Hua
    • KSII Transactions on Internet and Information Systems (TIIS)
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    • v.17 no.10
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    • pp.2768-2787
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    • 2023
  • As an important research direction of the application of computer science in the medical field, the automatic generation technology of radiology report has attracted wide attention in the academic community. Because the proportion of normal regions in radiology images is much larger than that of abnormal regions, words describing diseases are often masked by other words, resulting in significant feature loss during the calculation process, which affects the quality of generated reports. In addition, the huge difference between visual features and semantic features causes traditional multi-modal fusion method to fail to generate long narrative structures consisting of multiple sentences, which are required for medical reports. To address these challenges, we propose a multi-feature optimization Transformer (MFOT) for generating radiology reports. In detail, a multi-dimensional mapping attention (MDMA) module is designed to encode the visual grid features from different dimensions to reduce the loss of primary features in the encoding process; a feature pre-fusion (FP) module is constructed to enhance the interaction ability between multi-modal features, so as to generate a reasonably structured radiology report; a detail enhanced attention (DEA) module is proposed to enhance the extraction and utilization of key features and reduce the loss of key features. In conclusion, we evaluate the performance of our proposed model against prevailing mainstream models by utilizing widely-recognized radiology report datasets, namely IU X-Ray and MIMIC-CXR. The experimental outcomes demonstrate that our model achieves SOTA performance on both datasets, compared with the base model, the average improvement of six key indicators is 19.9% and 18.0% respectively. These findings substantiate the efficacy of our model in the domain of automated radiology report generation.

Verification of mutual utilization between internet based XML/EDI and traditional EDI System (인터넷을 기반으로 한 XML/EDI와 전통적 EDI 간의 호환성 검증)

  • 권영직;김덕수;김우헌
    • Proceedings of the Korea Society for Industrial Systems Conference
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    • 2000.11a
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    • pp.245-252
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    • 2000
  • This thesis verifying mutual utilization between Traditional EDI and internet based XML/EDI systems with the fusion of XML elements technology. Applying integrated XML/EDI transaction model, This thesis make a programmable experiment between Traditional EDI and internet based XML/EDI systems with objects the remote ordering systems, the result between traditional EDI and internet based XML/EDI systems can be easily mutually Utilized.

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Denoising Traditional Architectural Drawings with Image Generation and Supervised Learning (이미지 생성 및 지도학습을 통한 전통 건축 도면 노이즈 제거)

  • Choi, Nakkwan;Lee, Yongsik;Lee, Seungjae;Yang, Seungjoon
    • Journal of architectural history
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    • v.31 no.1
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    • pp.41-50
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    • 2022
  • Traditional wooden buildings deform over time and are vulnerable to fire or earthquakes. Therefore, traditional wooden buildings require continuous management and repair, and securing architectural drawings is essential for repair and restoration. Unlike modernized CAD drawings, traditional wooden building drawings scan and store hand-drawn drawings, and in this process, many noise is included due to damage to the drawing itself. These drawings are digitized, but their utilization is poor due to noise. Difficulties in systematic management of traditional wooden buildings are increasing. Noise removal by existing algorithms has limited drawings that can be applied according to noise characteristics and the performance is not uniform. This study presents deep artificial neural network based noised reduction for architectural drawings. Front/side elevation drawings, floor plans, detail drawings of Korean wooden treasure buildings were considered. First, the noise properties of the architectural drawings were learned with both a cycle generative model and heuristic image fusion methods. Consequently, a noise reduction network was trained through supervised learning using training sets prepared using the noise models. The proposed method provided effective removal of noise without deteriorating fine lines in the architectural drawings and it showed good performance for various noise types.

A Study on the Factors Affecting the Usage Intention of the Technology Convergence Webtoon User (기술 융합형 웹툰 이용자의 이용의도에 영향을 미치는 요인들에 대한 연구)

  • Jang, Sung-Won;Sung, Dong-Kyoo
    • The Journal of the Korea Contents Association
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    • v.20 no.2
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    • pp.60-81
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    • 2020
  • This research was trying to examine through the technology acceptance model that is expanded in order to make an inquiry the factors having an effect on the acceptance intention of the technology fusion type webtoon user. The survey was carried out for the research for 114 questionnaire respondents where there is the technology fusion type webtoon utilization experience. After and hierarchical regression analysis was performed and the relationship was analyze between the factor. The total 13 hypotheses and one research problems were set and the study with was proceeded. Next, it is same if the results of study is summarized. Firstly, the interactivity and immersion, that is the subordinate factor of the Siljaegam, affected the static influence to the perceived usability. Secondly, with having the static influence an effect on the technology fusion type webtoon use intention the perceived usability was confirmed. Thirdly, the effeciency, Tendency of Conciseness, and consistency were the technology fusion type GUI standard extracted with the Ttamsaekjeok the result subfactor that it analize factor. Finally, with giving the meaningful influence to the perceived easiness the visual unrefined copper steam, that is the subordinate factor of the Siljaegam, was confirmed.

Estimating the Reliability of Virtual Metrology Predictions in Semiconductor Manufacturing : A Novelty Detection-based Approach (이상치 탐지 방법론을 활용한 반도체 가상 계측 결과의 신뢰도 추정)

  • Kang, Pil-Sung;Kim, Dong-Il;Lee, Seung-Kyung;Doh, Seung-Yong;Cho, Sung-Zoon
    • Journal of Korean Institute of Industrial Engineers
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    • v.38 no.1
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    • pp.46-56
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    • 2012
  • The purpose of virtual metrology (VM) in semiconductor manufacturing is to predict every wafer's metrological values based on its process equipment data without an actual metrology. In this paper, we propose novelty detection-based reliability estimation models for VM in order to support flexible utilization of VM results. Because the proposed model can not only estimate the reliability of VM, but also identify suspicious process variables lowering the reliability, quality control actions can be taken selectively based on the reliance level and its causes. Based on the preliminary experimental results with actual semiconductor manufacturing process data, our models can successfully give a high reliance level to the wafers with small prediction errors and a low reliance level to the wafers with large prediction errors. In addition, our proposed model can give more detailed information by identifying the critical process variables and their relative impacts on the low reliability.

SLM using GIS data formats for 3D virtual model of research (SLM 포맷을 이용한 GIS 데이터의 3D 가상모델에 대한 연구)

  • Han, Jeong-Ah;Seo, Laiwon
    • Journal of Digital Contents Society
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    • v.15 no.1
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    • pp.113-120
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    • 2014
  • In recent years, devices using the smart ponwa IT service is activated, to research how the fusion of two or more devices will be able to be interest in the soybeans. One of them in the mobile sector through the development of network and hardware digital geo-spatial map of the rapid advances being made and the computer, how do you map data to efficiently simulate a 3D environment, providing services through a virtual environment focused on whether be. In this study, augmented reality and GIS (Geographic Information System), SLM (Static LOD Model) that combines augmented reality technology on the basis of the basic concepts and approaches in geographic space and how Augmented Reality Based on this interpretation of the relevant content What to do in the development and utilization has a purpose. In this study, the conventional SLM 3DS model data structure of a data format conversion of the proposed possibilities for analyzing and, SLM model generation and format of the existing three-dimensional visualization tools SLM model format for converting a format to a model function, and visualization features. In addition, 3D virtual model to propose a format for efficiently making.