Search Results 1-20 of 6055

  • Implementation of deep-learning algorithm for obstacle detection and collision avoidance for robotic harvester

    Li Yang , Iida Michihisa , Suyama Tomoya , Suguri Masahiko , Masuda Ryohei

    … In order to detect and identify the surrounding environment for a rice combine harvester in real time, a neural network using Network Slimming to reduce the network model size, which takes wide neural networks as the input model, yielding a compact model (hereafter referred to as "pruned model") with comparable accuracy, was applied based on an image cascade network (ICNet). …

    Computers and Electronics in Agriculture (174), 2020-07

    IR 

  • Optimizing Laser Processing with Support of Deep Learning  [in Japanese]

    谷 峻太郎 , 小林 洋平

    光学 = Japanese journal of optics : publication of the Optical Society of Japan 49(5), 186-191, 2020-05

  • Real-Time Weed Detection in Rice Fields in the Vietnamese Mekong Delta

    NGUYEN Thang Tinh , OSPINA Ricardo , 野口 伸 , 岡本 博史 , NGO Quang Hieu

    農業食料工学会誌 = Journal of the Japanese Society of Agricultural Machinery and Food Engineers 82(3), 247-256, 2020-05

  • Real-time Forecasting of Non-linear Competing Online Activities

    Thinh Minh Do , Yasuko Matsubara , Yasushi Sakurai

    … (c) Can we achieve a real-time snapshot of the stream and forecast long-range future dynamics in both global and local level? … Extensive experiments on real datasets show that RFCAST does indeed perform long-range forecasts and it surpasses other state-of-the-art forecasting tools in terms of accuracy and execution speed.------------------------------This is a preprint of an article intended for publication Journal ofInformation Processing(JIP). …

    情報処理学会論文誌データベース(TOD) 13(2), 2020-04-16

    IPSJ 

  • Femtosecond Laser processing of three-dimensional glass microfluidic chip for real-time sensing

    Bai Shi , Serien Daniela , Obata Kotaro , Sugioka Koji

    電気学会研究会資料. OQD = The papers of technical meeting on optical and quantum devices, IEE Japan 2020(24・27-29・31), 9-12, 2020-03-27

  • Social Media Data Mining for Proactive Cyber Defense

    Ariel Rodriguez , Koji Okamura

    … With this in mind, we present an end-to-end real-time cyber situational awareness system which aims to retrieve security-relevant information from the social networking site Twitter.com. … This system classifies and aggregates the data extracted and provides real-time cyber situational awareness information based on sentiment analysis and data analytics techniques. …

    情報処理学会論文誌 61(3), 2020-03-15

    IPSJ 

  • mROS: A Lightweight Runtime Environment of ROS 1 nodes for Embedded Devices

    Hideki Takase , Tomoya Mori , Kazuyoshi Takagi , Naofumi Takagi

    … mROS consists of a real-time operating system (RTOS) and a TCP/IP protocol stack to provide a tiny ROS communication library. … Our work is expected to contribute to the power saving and real-time performance enhancement of mobile robot systems.------------------------------This is a preprint of an article intended for publication Journal ofInformation Processing(JIP). …

    情報処理学会論文誌 61(2), 2020-02-15

    IPSJ 

  • A Study for Real-time Processing of 3D Data using Motion Capture  [in Japanese]

    檀 裕也

    松山大学論集 = MATSUYAMA UNIVERSITY REVIEW 31(6), 27-44, 2020-02-01

    IR 

  • Quartz crystal microbalance for real-time monitoring chlorosilane gas transport in slim vertical cold wall chemical vapor deposition reactor

    Takahashi Toshinori , Otani Mana , Muroi Mitsuko , Irikura Kenta , Matsuo Miya , Yamada Ayami , Habuka Hitoshi , Ishida Yuuki , Ikeda Shin-Ichi , Hara Shiro

    … Chlorosilane gas transport in ambient hydrogen in a slim vertical cold wall chemical vapor deposition reactor was real-time monitored using a quartz crystal microbalance (QCM) using its behaviour responding to the properties of the gas mixture. … The information obtained from the QCM frequency behavior is expected to be utilized for the real-time gas monitoring and for the process design. …

    Materials Science in Semiconductor Processing (106), 104759, 2020-02

    IR 

  • DDR4 SDRAM controller for real-time processing  [in Japanese]

    原村 颯 , 山﨑 信行

    電子情報通信学会技術研究報告 = IEICE technical report : 信学技報 119(371), 13-17, 2020-01-22

  • FPGA-Based Implementation of Finite Set-MPC for a VSI System Using XSG-Based Modeling

    Singh Vijay Kumar , Tripathi Ravi Nath , Hanamoto Tsuyoshi

    … However, the computational burden of the FS-MPC is a primary concern for real-time implementation. … Field programmable gate array (FPGA) is an alternative and exciting solution for real-time implementation because of the parallel processing capability, as well as, discrete nature of the hardware platform. …

    Energies 13(1), 260-1-260-18, 2020-01-04

    IR 

  • Selective distance recording using acoustic lenses

    Kobayashi Maho , Takahashi Yoshinori

    … Signal processing related to sound source separation using a microphone array has been studied as a robust sound recording technique against ambient noise; … however, real-time processing is still difficult to implement because of its calculation cost. … This paper has proposed a method of removing the arrival time difference of sound waves from a specific position by utilizing an acoustic lens composed of multiple horns. …

    Acoustical Science and Technology 41(4), 654-662, 2020

    J-STAGE 

  • Participating-Domain Segmentation Based Server Selection Scheme for Real-Time Interactive Communication

    KAWABATA Akio , CHAND CHATTERJEE Bijoy , OKI Eiji

    … The scheme is utilized by distributed processing systems for real-time interactive communication to suppress the communication latency of a wide-area network. …

    IEICE Transactions on Communications E103.B(7), 736-747, 2020

    J-STAGE 

  • Meeting Support System with Topic Estimation by Embeddings via Predicate-Argument Structure Analysis  [in Japanese]

    OZAKI Hiroaki , MORISHITA Terufumi , KOREEDA Yuta , MORIO Gaku , YANAI Kohsuke

    <p>会議を効率的に実施するための対話型会議支援システムを開発した.本システムは会議中の発話を取得し,発話内容に応じて自動的に支援内容(トピック)を提示することができる.このトピックの推定において,様々な状況への対応や拡張を可能とするために,語の分散表現と述語項構造解析を組み合わせた推定手法を提案する.提案手法を5つの会議に関するトピックに適用し,少量の代表事例から精度よくトピック推定 …

    Proceedings of the Annual Conference of JSAI JSAI2020(0), 4Rin138-4Rin138, 2020

    J-STAGE 

  • Real-time anomaly detection system for large volume network traffic  [in Japanese]

    ASANO Shuhei , OYA Yu , SAHA Shubham , NAND Aakash , BANIK Abhik Datta

    <p>近年、DDoS攻撃をはじめとしたサイバー攻撃が複雑化しており、従来広く用いられてきた閾値やルールによる異常検知が困難となりつつある。そこで深層学習といったより高精度なモデルを用いたネットワークの異常検知手法が提案されている。一方で、IoT機器の社会への浸透を背景にインターネットトラヒックは年々増加しており、膨大なストリームデータに対して計算量の多いモデルを用いることは即応性の問題 …

    Proceedings of the Annual Conference of JSAI JSAI2020(0), 3Rin450-3Rin450, 2020

    J-STAGE 

  • Many-to-many Voice Conversion based on a CycleGAN using a Radial Loss  [in Japanese]

    SALAMA Iskandar

    … It's one of applications of voice processing that depends on both signal processing and machine learning to achieve it.</i><i> … This method will contribute in creating real-time systems that are able to convert among pretrained speaker's voices in a robust way and easy to add new users through collecting small datasets from them.</i></p> …

    Proceedings of the Annual Conference of JSAI JSAI2020(0), 2K4ES203-2K4ES203, 2020

    J-STAGE 

  • Image selection based on autoencoder neural network and application to the semi-supervised image classification  [in Japanese]

    SINGH Tushar , GAURAV Ashish Kumar , TSUCHIDA Yasuhiro , GHOURABI Fadoua

    … <p>Convolutional neural networks (CNNs) are becoming a key technology in processing and analyzing real-time video streams, such as security videos. … When pre-processing video streams for training CNNs by splitting into image frames, we generate a large-scale image dataset from which a subset is used for training models. …

    Proceedings of the Annual Conference of JSAI JSAI2020(0), 2K1ES202-2K1ES202, 2020

    J-STAGE 

  • 2D velocity vector profile measurement on bubbly flow using ultrasonic technique

    WONGSAROJ Wongsakorn , OWEN Jevin Tanius , TAKAHASHI Hideharu , THONG-UN Natee , KIKURA Hiroshige

    … The Ultrasonic Velocity Profiler (UVP) method, which is a nonintrusive technique applicable for real-time measurement, is proposed to simultaneously obtain a 2D velocity vector of the bubble and liquid phase in the bubbly flow. … To achieve this aim, transducers with special configuration and developed signal processing is applied to the UVP system to reconstruct and decompose a 2D velocity vector of the bubbles and liquid. …

    Mechanical Engineering Journal 7(3), 19-00519-19-00519, 2020

    J-STAGE 

  • Evaluation of the myoelectric potential of the infrahyoid muscles as a means of detecting muscle activity of the suprahyoid muscles

    Mori Hitoshi , Izumi Shin-Ichi , Kagaya Hitoshi , Oyama Hideki , Abe Genji , Yashima Kenji , Takagi Toshiyuki

    … Additionally, the real-time process of muscle activity detection was simulated using the measured waveform of the myoelectric potentials. … The ratio of the "elapsed time from the activity of the anterior belly of the digastric muscle to the activity of the sternohyoid muscle" to the "time of activity of the anterior belly of the digastric muscle" was 22.5 ± 19.6%. …

    Japanese Journal of Comprehensive Rehabilitation Science 11(0), 52-58, 2020

    J-STAGE 

  • Temporal Constraints and Block Weighting Judgement Based High Frame Rate and Ultra-Low Delay Mismatch Removal System

    DU Songlin , WANG Zhe , IKENAGA Takeshi

    … Although many mismatch removal algorithms have been proposed, few of them achieve real-time speed with high frame rate and low delay, because of complicated arithmetic operations and iterations. … Proposal #2 further reduces mismatch risk by adding one more time of matching with opposite matching direction. …

    IEICE Transactions on Information and Systems E103.D(6), 1236-1246, 2020

    J-STAGE 

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