Search Results 1-20 of 5226

  • An Operation Problem of On-demand Responsive Vehicles with Elevator Calls  [in Japanese]

    NAGAI Kazuki , NAKANISHI Wataru , ASAKURA Yasuo

    <p>本研究では,事前予約が不要で運行可能な路線が限定されているという条件下で自動運転車を最適に運行させる交通システムの一種として平面エレベータを提唱する.その中でも,1次元ネットワークで表される1本の路線に1台の車が稼働するという最も基本的な運行に着目し,その運行計画を求めるための最適化問題を定式化した.最適化問題の解法には通常のエレベータの運行計画を求めるためのヒューリスティクスで …

    JSTE Journal of Traffic Engineering 8(1), 1-10, 2022

    J-STAGE 

  • Parameter Estimation of Markovian Arrivals with Utilization Data

    LI Chen , ZHENG Junjun , OKAMURA Hiroyuki , DOHI Tadashi

    … As a generalization of NHPP, Markovian arrival process (MAP) takes account of the dependency between consecutive arrivals and is often used to model complex, bursty, and correlated traffic streams. … Numerical experiments on real utilization data validate the proposed approach and evaluate the effective traffic intensity of the arrival stream of <i>MAP</i>/<i>M</i>/1/<i>K</i> …

    IEICE Transactions on Communications E105.B(1), 1-10, 2022

    J-STAGE 

  • A Study on Effects of Design Parameters for Adaptive Driving Beam using "A Survey Simulator to Evaluate Safety Systems (ASSESS)":~ The Relation between Light Shield Resolution Angle (LSRA) and Light Shield Margin Angle (LSMA) ~  [in Japanese]

    Tanaka Nobuhisa , Yasumoto Makoto , Aoki Yoshiro , Yamamura Satoshi , Kitazawa Tatsuma , Ohno Tomoyuki

    本研究では、予防安全支援システム効果評価シミュレータ(ASSESS)を用いて, Adaptive Driving Beamの設計パラメータである遮光制御の分解能及び遮光範囲の余裕幅が, 夜間の歩行者交通事故の低減に及ぼす影響について評価する。

    Transactions of Society of Automotive Engineers of Japan 53(1), 65-70, 2022

    J-STAGE 

  • Digital Twin Technologies in Air Traffic Management  [in Japanese]

    伊藤 恵理

    シミュレーション = Journal of the Japan Society for Simulation Technology 40(2), 81-85, 2021-06

  • Simulation of Traffic Flow Control in One-Side Alternating Traffic Section Using Reinforcement Learning  [in Japanese]

    山村 鐘賢 , 内田 英明 , 藤井 秀樹 , 吉村 忍

    計算工学講演会論文集 Proceedings of the Conference on Computational Engineering and Science 26, 542-544, 2021-06

  • Road traffic noise simulation by CIP method  [in Japanese]

    堤 蘭 , 谷川 将規 , 樫山 和男 , 庄子 諒

    計算工学講演会論文集 Proceedings of the Conference on Computational Engineering and Science 26, 532-535, 2021-06

  • A study of improving practicality of framework for developing Agent Simulation using GPGPU  [in Japanese]

    橋場 悠人

    … Recently, multi agent simulation (MAS) is necessary for fields of social science, such as study of epidemics of infectious diseases, analysis of traffic jam and understanding of social networks. … The framework can speed up simulation by translating to GPGPU program from python program. … However, it could not hold coherence of simulation executing between CPU and GPU, and was restricted speed up efficiency in some kind of simulation. …

    法政大学大学院紀要. 情報科学研究科編 (16), 1-6, 2021-03-24

    IR  DOI 

  • Analysis of two-lane traffic flow by cellular automaton simulation  [in Japanese]

    楊 祥

    … In this thesis, the traffic capacity and safety performance of the ''Keep-Left Except-To-Pass Rule'' are studied for two-lane freeway traffic. … The traffic flow is simulated by a cellular automaton model with various parameters. … From the simulated data, five quantities are observed to test the performance of traffic capacity and safety. …

    法政大学大学院紀要. 理工学・工学研究科編 (62), 1-6, 2021-03-24

    IR  DOI 

  • A Feasibility Study on Introducing Mini Roundabout Using Traffic Simulation  [in Japanese]

    安東 和哉 , 山本 浩登 , 栫 真生 , 山田 隆亮

    電気学会研究会資料. IS 2021(1-19), 1-6, 2021-03-10

  • Effective Route Scheme of Multicast Probing to Locate High-loss Links in OpenFlow Networks

    Nguyen Minh Tri , Masahiro Shibata , Masato Tsuru

    … The prevalence of cloud computing and contents delivery networking has led to demand for OpenFlow-based centrally-managed networks with dynamic and flexible traffic engineering. … The numerical simulation demonstrates the effectiveness of our proposal.------------------------------This is a preprint of an article intended for publication Journal ofInformation Processing(JIP). …

    情報処理学会論文誌 62(2), 2021-02-15

    IPSJ 

  • An Adaptive Traffic Signal Control Scheme Based on Back-pressure with Global Information

    Arnan Maipradit , Tomoya Kawakami , Ying Liu , Juntao Gao , Minuro Ito

    … Nowadays traffic congestion has increasingly been a significant problem, which results in a longer travel time and aggravates air pollution. … Available works showed that back-pressure based traffic control algorithms can effectively reduce traffic congestion. …

    情報処理学会論文誌 62(2), 2021-02-15

    IPSJ 

  • Distributed System with Hierarchical Data and Diffusing for Large-scale Interactive Simulation  [in Japanese]

    山岡 久俊 , 蔡 東生

    広大なプレイフィールドを持つオンラインゲームや,広域な交通渋滞予測シミュレーションへの応用を目的としたインタラクティブシミュレーション基盤技術を提案,実装した.本基盤は格子状にネットワーク接続した複数のノードによってシミュレーションサーバを構成する分散システムであり,各ノードは自らの担当するシミュレーション空間区分の時間発展計算と,クライアントからの要求に応じたデータの提供と更新を行う.また各ノー …

    情報処理学会論文誌 62(2), 548-559, 2021-02-15

    IPSJ 

  • Effective Route Scheme of Multicast Probing to Locate High-loss Links in OpenFlow Networks

    Nguyen Minh Tri , Shibata Masahiro , Tsuru Masato

    … The prevalence of cloud computing and contents delivery networking has led to demand for OpenFlow-based centrally-managed networks with dynamic and flexible traffic engineering. … The numerical simulation demonstrates the effectiveness of our proposal. …

    Journal of Information Processing (29), 115-123, 2021-02-15

    IR 

  • 交通シミュレーションに基づく名古屋高速改修による名古屋駅アクセス性改善の評価  [in Japanese]

    渡邉 勇太 , 中村 栄治

    土木情報学シンポジウム講演集 Proceedings of the symposium on civil engineering informatics 46, 105-108, 2021

  • Relation Between Warning Error and Vehicle Speed in Vehicle-To-Pedestrian Warning System

    Takahiro Suzuki , Kyoko Yamori , Cheng Zhang , Takumi Miyoshi , Yoshiaki Tanaka

    IEICE Proceeding Series (67), 29-32, 2021

    DOI 

  • A Study on Human-to-Human Position Estimation using RSSI in a Real Environment  [in Japanese]

    YAMAMOTO Takashi , YAMAGUCHI Tomoyuki

    … Furthermore, the technology to visualize the physical distance between people is expected to be applied to many fields in preventing traffic accidents caused by contact between people and in measuring social communication with maintaining a safe distance. …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2021(0), 2P2-C03, 2021

    J-STAGE 

  • Robot Motion Planning by Imitation of Individuality and Maintenance of Diversity using Control of Chaotic  [in Japanese]

    SUGANO Youhei , IGARASHI Hiroshi

    … In this research, We propose a motion design method that introduces the individuality found in human social cognition by chaos control.In this paper, The combined Van der Pol equation was adopted as chaos control, and a face-to-face traffic simulation was constructed to examine the effectiveness of the number of collisions with other individuals and the number of collisions with walls in terms of the number of individuals. …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2021(0), 2P1-G02, 2021

    J-STAGE 

  • Examination of evacuation methods focusing on micro-mobility in areas where tsunamis are expected to reach in a very short period of time  [in Japanese]

    TAKESHIMA Koichiro , KATO Takaaki , 田中 義朗 , 鎌田 亮

    … We evaluated several introduction scenarios of the mobility, using traffic simulations .The result shows that it is possible to increase the success rate of evacuation under certain rules.</p> …

    Journal of Social Safety Science 38(0), 121-130, 2021

    J-STAGE 

  • Verification of Flight Data Mimicked by Flight Simulator Software, X-Plane  [in Japanese]

    Yokoyama Daichi , Harada Akinori

    … <p>Accurate and reliable flight data is indispensable for research and development to explore new findings which will be of assistance in establishing a new system of air traffic management (ATM). … In the flight simulation by X-Plane, weather data is input by a piece of software, FS Global Real Weather (FSGRW) which provides the simulator with weather data from National Ocean and Atmospheric Administration's (NOAA) server every 5 minutes. …

    AEROSPACE TECHNOLOGY JAPAN, THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES 20(0), 154-165, 2021

    J-STAGE 

  • Spectrum resource assignment method considering adjacent link conditions for AR requests in EON

    Arii Yoichiro , Baba Ken-ichi

    … <p>Elastic optical networks (EONs) have attracted attention as a means of accommodating the rapidly increasing traffic in core networks. … The simulation results confirmed that the proposed method causes a 47% reduction of request blocking probability, verifying its effectiveness toward fragmentation suppression.</p> …

    IEICE Communications Express 10(12), 936-941, 2021

    J-STAGE 

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