Search Results:　 1-20 of 104

  • 1

    Examples of evaluation of safety measures using Marine Traffic Simulation  [in Japanese]

    瀧本 忠教

    海上技術安全研究所報告 12(2), 109-123, 2012-00-00

  • 2

    Safety Assessment of Marine Traffic by Intelligent Marine Traffic Simulation  [in Japanese]

    HASEGAWA Kazuhiko , FUKUTO Junji , TAKIMOTO Tadanori , YAMAZAKI Masahiro

    … "Marine Traffic Simulation System" has been developed by the first author and others for long years. … It has three simulation modes. … It reproduces realistic traffic flows according to the predefined planed route. … It reproduces traffic flow according to the data given by such as AIS. … With collision avoidance mode, more realistic traffic flow can be reproduced. …

    日本航海学会論文集 (125), 33-41, 2011-09-25

    CiNii Fulltext PDF - Open Access  References (10) Cited by (1)

  • 3

    Quantitative evaluation of countermeasure effectiveness against collision and grounding by marine traffic simulation  [in Japanese]

    瀧本 忠教 , 谷澤 克治 , 福戸 淳司 [他]

    研究発表会講演集 11, 283-290, 2011-00-00

  • 4

    Performance Evaluation of Marine Ad-hoc Network under Traffic Shaping Scheme  [in Japanese]

    HASEGAWA Noriyuki , INOUE Takeshi , TANAKA Naoki

    漁船等の小型船舶に安価なデータ通信網を提供するために実用化が検討されている音声帯域の海上アドホック通信網のフレーム伝送性能について検討する.1,200bps程度の低速回線で構成された中継網の上でデータ通信を行うためには,網内負荷を適切に制御し,輻輳を防止することが重要であることがこれまでの検討から分かっている.本研究では,網内に入場するフレームの流れを平坦化するトラヒック・シェーピングを採用した場 …

    IEICE technical report 110(339), 143-148, 2010-12-09

    CiNii Fulltext PDF - Subscription  References (4)

  • 5

    Ship Dominance Region in Route  [in Japanese]

    SHOJI Ruri , FURUYA Tadasuke , KAWAGUCHI Akira , INAISHI Masaaki

    … This paper presents a new approach for analyzing several important properties of marine traffic in which a number of ships pass through a restricted route. … Experiments are performed with various traffic flows generated from the past work of a multi-agent marine traffic simulator built on autonomous ship cluster behavior model. …

    日本航海学会論文集 (123), 7-12, 2010-09-25

    CiNii Fulltext PDF - Open Access  References (14)

  • 6

    Marine evacuation traffic at tsunami attack in congestion area  [in Japanese]

    MURAYAMA Masako , KOBAYASHI Eiichi , MIZUNOE Takashi , KONDO Hideaki , KOSHIMURA Shunichi , OSAWA Teruo

    … Sea traffic congestion is concerned about in such the evacuation.In this study, first, we analyzed the traffic density in Bisan Seto on the basis of AIS received data. … Then we carried out several kinds of preliminary simulation of ship evacuation from tsunami attack in Bisan Seto for the purpose of consideration of evacuation scenarios. …

    Journal of the Japan Society of Naval Architects and Ocean Engineers (11), 181-188, 2010-06-01

    J-STAGE CrossRef References (5)

  • 7

    Marine Traffic Simulation of the Straits of Malacca and Singapore  [in Japanese]

    SAKAI Fumihiko , HASEGAWA Kazuhiko , NIWA Kazuhisa , HATA Kojiro

    … Osaka University has developed "Marine Traffic Simulator" for long years. … It reproduce realistic traffic flows according to the statistic data provided, including multiple origins and destinations, arbitrary waypoints, traffic density and ship specifications such as ship type, length, speed and manoevring ability. …

    日本航海学会論文集 (122), 91-96, 2010-03-25

    CiNii Fulltext PDF - Open Access  References (9) Cited by (1)

  • 8

    Agent Oriented Marine Traffic Simulation : Ship Agents and Port Agents  [in Japanese]

    WANG Wulan , INAISHI Masaaki

    … This research has described development of the agent oriented marine traffic flow simulation system which used ship agents and port agents. … Tokyo Bay was set as the simulation ocean space. … The number of ship agents and the port agent's capability were changed, and the output characteristics of the simulation system were examined. …

    日本航海学会論文集 (122), 85-90, 2010-03-25

    CiNii Fulltext PDF - Open Access  References (4)

  • 9

    Impact of Route Dimensions on Ship Agent Group Navigation  [in Japanese]

    INAISHI Masaaki , KONDO Hayato , KAWAGUCHI Akira

    … This research aims at utilizing the marine traffic flow simulation based on an autonomous ship cluster behavior model for route planning. … Marine traffic flow simulations were performed with various route dimensions and traffic conditions, and the route navigation characteristics of ship agents were investigated. …

    日本航海学会論文集 (121), 49-54, 2009-09-25

    CiNii Fulltext PDF - Open Access  References (17) Cited by (2)

  • 10

    Comparative Evaluation of Ship-handling Difficulty at Daytime and Nighttime in the Straight Channel  [in Japanese]

    XING Xianghui , INOUE Kinzo , USUI Hideo , SERA Wataru

    … In order to evaluate comparatively the ship-handling difficulty at daytime and nighttime in the straight channels with different width, the marine traffic simulation was carried out. … About the simulation, two kinds of traffic flow were considered: one-way and two-way. …

    日本航海学会論文集 (119), 59-65, 2008-09-25

    CiNii Fulltext PDF - Open Access  References (10)

  • 11

    Ship Cluster Behavior Model with Strategic and Tactical Obstacle Avoidance

    Pan Mingyang , Inaishi Masaaki , Kawaguchi Akira

    … The goal of this study is to realize a pseudo realistic marine traffic flow analysis in the complex sea environment. … The results confirm the model's strong abilities in supporting complex traffic flow simulations. … A series of experiments are also performed for the navigation of Tokyo Bay to investigate the formation of the traffic flow under varying conditions of geographic features. …

    日本航海学会論文集 (119), 43-49, 2008-09-25

    CiNii Fulltext PDF - Open Access  References (9) Cited by (1)

  • 12

    17 Evaluation of Safety of Ship Navigation in Restricted Water  [in Japanese]

    Mutou Hiroyuki , Furukawa Yoshitaka , Kijima Katsuro

    … On the other hand, the construction of it is expected to give a big influence to the ship sailing in Tokyo Bay, which plays an important role as the marine transport road where an energy resource, an industrial raw material, and the daily commodity, etc. …

    Journal of the Japan Society of Naval Architects and Ocean Engineers (7), 141-150, 2008-06-00

    CiNii Fulltext PDF - Open Access  References (6)

  • 13

    Grid Based Sensing Model for Autonomous Ship Agent

    Pan Mingyang , Inaishi Masaaki , Zhao Xiaoyu , Kawaguchi Akira

    … The cost of computation becomes a bottleneck for an agent based marine traffic simulation. … The proposed model reduces the cost of time and space for running the marine traffic simulation system implemented with the previous work of a ship cluster behavior model. … Analysis of the grid based sensing model and its overall effects based on simulation experiments are discussed. …

    日本航海学会論文集 (118), 83-89, 2008-03-25

    CiNii Fulltext PDF - Open Access  References (6) Cited by (2)

  • 14

    AIS simulator  [in Japanese]

    Hata Kojiro , Hasegawa Kazuhiko , Niwa Kazuhisa

    … The system is expected to contribute to the improvement of marine traffic control and safety. … In this study, a simulation system has been developed for predicting AIS communication in real or simulated marine traffic flow considering the movement of each ship. …

    Journal of the Japan Society of Naval Architects and Ocean Engineers (6), 91-98, 2007-12-00

    CiNii Fulltext PDF - Open Access  References (8)

  • 15

    Evaluation of Pier Arrangement on a Curved Channel by using Improved US-model  [in Japanese]

    TAKAHASHI Hiroko , INOUE Kinzo , SERA Wataru

    … Unsafe Ship-handling model (US-model) is known as an evaluation method which analyzes the potential risk of marine accidents. … In the traffic simulation, pier-pier distances, pier arrangement types and curved angles were set on the curved channel. …

    日本航海学会論文集 (117), 97-104, 2007-09-25

    CiNii Fulltext PDF - Open Access  References (3) Cited by (1)

  • 16

    The Determination of Route-Width in Consideration of Traffic Volume-II  [in Japanese]

    SEONG Yuchang , INOUE Kinzo , SERA Wataru

    … Recently, environmental stress in port area strengthens with traffic volume increasing. … Therefore, it's necessary to access the route-width in the view not only of a ship motion but also of traffic congestion. … To solve this problem, we suggested in the former report how to determine the route-width in consideration of traffic volume near shore. …

    日本航海学会論文集 (117), 91-96, 2007-09-25

    CiNii Fulltext PDF - Open Access  References (9) Cited by (1)

  • 17

    A Study on the Supporting Information in Altering Maneuver under Wind Effect  [in Japanese]

    HARA Daichi , Inoue Kinzo

    … In this paper, to develop the supporting information in every situation of the maneuvering in ports, the authors predicted the ship motion under wind effect using simulation in altering maneuver and extracted key indexes for mariners from the result, and then developed the supporting information diagram from the value of the extracted key indexes in altering maneuver. …

    日本航海学会論文集 (117), 81-90, 2007-09-25

    CiNii Fulltext PDF - Open Access  References (7)

  • 18

    Effects of a Non-Cooperative Ship on the Ship Cluster Behavior  [in Japanese]

    INAISHI Masaaki , ZHAO Xiaoyu , PAN Mingyang , KONDO Hayato

    … The purpose of this research is to clarify the action characteristics of the traffic flow containing a non-cooperative ship using the cluster navigation energy and minimum distance, in order to develop the algorithm which identifies a non-cooperative ship using the position data of ships. … The simulation results revealed the following. …

    日本航海学会論文集 (117), 43-48, 2007-09-25

    CiNii Fulltext PDF - Open Access  References (12) Cited by (2)

  • 19

    Evaluation of AIS communication using AIS simulator : Influence of Installation Condition for Class B AIS  [in Japanese]

    Hata Kojirou , Fukuto Jyunji , Hasegawa Kazuhiko , Niwa Kazuhisa

    … The system is expected to contribute the improvement of marine traffic control and safety. … In this study, we have developed a system that simulates AIS communication in real or simulated marine traffic flow considering the movement of each ship. …

    日本航海学会論文集 (117), 27-33, 2007-09-25

    CiNii Fulltext PDF - Open Access  References (8) Cited by (4)

  • 20

    A Study on the Safety Rating of the Narrow Passage and the Strait  [in Japanese]

    KAWASE Masayuki , INOUE Kinzo , HARA Daichi , SAKURAI Mina

    … These sea areas have geographical restrictions that are fast current and limited depth of water, and have marine traffic congestion. … On the other hands, the foreign flag vessels which sail on the narrow passages and straits are increasing, and the marine accidents by the vessels are increasing. …

    日本航海学会論文集 (116), 91-97, 2007-03-25

    CiNii Fulltext PDF - Open Access  References (5)