Search Results 1-20 of 149

  • TransDrums: Drum Pattern Transfer System Focusing on Fills and Transition Probability of Drum Patterns  [in Japanese]

    澤田 隼 , 深山 覚 , 後藤 真孝 , 平田 圭二

    … At first, based on the measures with and without fills, TransDrums analyzes the drum-pattern sequences for the two songs and then obtains state transition matrices of drum patterns, some of which contain fills. … To identify the proper counterpart relationship between drum patterns in S-song and B-song, TransDrum uses the exhaustive search. …

    情報処理学会論文誌 61(4), 768-776, 2020-04-15

    IPSJ 

  • Mastering a Game with Imperfect Information by Game Tree Search with a Latently Learned Model:In the Case of "Gyakuten Othellonia"  [in Japanese]

    SAKODA Shintaro , OHTO Katsuki , TANAKA Ikki , KONO Yu

    … <p>In the field of board game AI, a technique that combines neural networks and tree search has attracted attention. … In order to perform a tree search, the transition rules of the board need to be known. … Researches on learning the transition rules of the state are also actively pursued as model-based reinforcement learning, and MuZero shows high performance in games such as Atari, Go, Shogi, and chess. …

    Proceedings of the Annual Conference of JSAI JSAI2020(0), 2J5GS205-2J5GS205, 2020

    J-STAGE 

  • The Multiple Representation of Protein Sequence MotifsUsing Sequence Binary Decision Diagrams  [in Japanese]

    YAMATO Kohei , KATO Hiroaki , KATSURAGI Tetsuo , TAKAHASHI Yoshimasa

    … <p>In this paper, we describe a multiple representation method of protein sequence motifs using sequence binary decision diagrams (SeqBDDs) and their application for motif search. … The first is for constructing a SeqBDD which expresses amino acid sequences of the corresponding motifs, and the second is for building an automaton equivalent to a deterministic finite automaton for a SeqBDD by adding state transition to it. …

    Journal of Computer Chemistry, Japan 19(1), 8-17, 2020

    J-STAGE 

  • Rate Constant Matrix Contraction Method for Systematic Analysis of Reaction Path Networks

    Sumiya Yosuke , Maeda Satoshi

    … First, fundamentals of the transition state theory and the concept and algorithm of the RCMC method are introduced. … Next, the RCMC method is explained for kinetic simulation and kinetics-based navigation of automated reaction path search. …

    Chemistry Letters 49(5), 553-564, 2020

    J-STAGE 

  • The state of cost-effectiveness analysis and cost-benefit analysis of health care in Japan: A 36-year transition  [in Japanese]

    Hirota Yoshito , Muguruma Kohei , Imanaka Yuichi

    … <p>Objective: The purpose of the present study was to systematically search for a cost-effectiveness analysis (cost-utility analysis) and a cost-benefit analysis using expenses under the medical system of Japan, and to examine its characteristics.</p><p>Methods: We performed systematic searches in five electronic databases, extracted data from the selected articles, and described the features of the articles. …

    Journal of the Japan Society for Healthcare Administration 57(1), 11-19, 2020

    J-STAGE 

  • Two-Finger Caging Manipulation Considering Gravitational Baskets  [in Japanese]

    Fujimori Takehiro , Wan Weiwei , Harada Kensuke

    … In this research, we search all equilibrium states by analyzing two types of objects for all discretized finger states in the three-dimensional configuration space defined by the center of gravity position and rotation displacement of the object. … Experimental results confirmed that the object can transition to the target state as analyzed.</p> …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2019(0), 1P1-C10, 2019

    J-STAGE 

  • Mechanochemical synthesis of cubic rocksalt Na<sub>2</sub>TiS<sub>3</sub> as novel active materials for all-solid-state sodium secondary batteries

    NASU Akira , OTOYAMA Misae , SAKUDA Atsushi , HAYASHI Akitoshi , TATSUMISAGO Masahiro

    … The all-solid-state cell with cubic rocksalt Na<sub>2</sub>TiS<sub>3</sub> … The MC methods for transition metal sulfides and the search for ordered monoclinic polymorphs are necessary for the pursuit of novel electrode materials.</p> …

    Journal of the Ceramic Society of Japan 127(8), 514-517, 2019

    J-STAGE 

  • The current state of migration to rural areas and transition of migrant needs  [in Japanese]

    KASAMI Kazuo

    … To meet such housing needs, several local municipalities have launched vacant house banks, but the search for vacant house is still difficult. …

    The Japanese Journal of Real Estate Sciences 32(2), 91-97, 2018

    J-STAGE 

  • Transition State Search Using rPM6: Iron- and Manganese-Catalyzed Oxidation Reactions as a Test Case

    Saito Toru , Takano Yu

    … The performance of the spin unrestricted rPM6 (UrPM6) method has been examined on both energy minimization and transition state (TS) search on the basis of the spin unrestricted density functional theory (UDFT) calculations. … The test set for TS search is comprised of 58 TS structures for oxidation reactions catalyzed by a variety of iron and manganese complexes including active sites of cytochrome P450 and soluble methane monooxygenase as well as their biomimetic complexes. …

    Bulletin of the Chemical Society of Japan 91(9), 1377-1389, 2018

    J-STAGE 

  • Development of Automated Reaction Path Search Method toward Systematic Theoretical Analysis of Catalytic Reactions  [in Japanese]

    前田 理 , 原渕 祐 , 斉田 謙一郎

    触媒 = Catalysts & catalysis 59(4), 201-206, 2017-08

  • Abstraction refinement for non-zeno fairness verification of linear hybrid automata

    Yanase Ryo , 栁瀨 龍

    … The state space explosion is a fundamental problem in model checking, since it is a method that performs an exhaustive search of states. … To avoid state space explosion problem in model checking, CEGAR (Counter Example Guided Abstraction Re?nement) is an effective technique. … In this paper, we propose transition predicate abstraction and CEGAR verification algorithm for linear hybrid automata. …

    Proceedings - 10th IEEE International Conference on Software Testing, Verification and Validation, ICST 2017 (2017-May), 567-568, 2017-05-15

    IR  DOI 

  • Contact-motion Planning Integrating Multiple Contact Transition Strategies and its Application to Slide Contact Motion for Humanoid Robot  [in Japanese]

    Noda Shintaro , Nozawa Shunichi , Kakiuchi Yohei , Okada Kei , Inaba Masayuki

    … This paper presents a new contact-motion planning algorithm which searches not only contacts and motions but also contact transition strategies. … Our idea is to separate the planning process into 3 steps: select contact transition strategy, search contact state, and generate motion. …

    Journal of the Robotics Society of Japan 35(5), 393-402, 2017

    J-STAGE 

  • Background Modelling and Pixel Clustering for Low-Background Axion-WIMP Search Pilot Experiment  [in Japanese]

    Mora Alejandro , Ose Tatsuki , Aihara Hiroaki , Onuki Yoshiyuki , Takeda Ayaki , Tsuru Takeshi Go , Miuchi Kentaro , Arai Yasuo

    … <p>The objective of the experiment is to directly detect light Dark Matter and Solar Axions (from the 57Fe magnetic transition in the sun) using the XRPIX SoI Pixel Detector, developed by the University of Kyoto.The presentation depicts the current state of the background modelling for the experiment, as well as the clustering algorithm used to discard other kind of signals.</p> …

    Meeting Abstracts of the Physical Society of Japan 72.1(0), 116-116, 2017

    J-STAGE 

  • rPM6 Parameters for Manganese and Application to Transition State Search for Oxidation Reactions of Cyclohexene by Manganese(IV)-Oxo Species

    Saito Toru , Takano Yu

    … <p>We report a fast, easy-to-handle, and accurate semiempirical quantum mechanical method to find a transition state (TS) for Mn-catalyzed oxidation reactions. … Our method will lead to substantial savings of computational time spent in the TS search for transition-metal-containing species.</p> …

    Chemistry Letters 46(10), 1567-1569, 2017

    J-STAGE 

  • Time optimal positioning control of a quadruped robot for trot gait  [in Japanese]

    SUZUKI Yuhei , OSUMI Hisashi

    … First, all the possible trajectories in the search space with which the velocity of the robot reaches the previously obtained maximum velocity are designed in the state space of the robot. …

    Transactions of the JSME (in Japanese) 83(849), 17-00017-17-00017, 2017

    J-STAGE 

  • Beta Distribution Propagating Reinforcement Learning Based on Prospect Theory for the Efficient Exploration and Exploitation  [in Japanese]

    NOTSU Akira , UBUKATA Seiki , HONDA Katsuhiro

    … We realize that good behavior is selected by probability distribution criteria based on Bayesian estimation, and thereby it can achieve superior learning in terms of search efficiency than the conventional method. … Two parameters of this beta distribution consist of reward and weighted parameters of the now and the next state for each positive and negative one, then they are updated like Q-learning. …

    Journal of Japan Society for Fuzzy Theory and Intelligent Informatics 29(1), 507-516, 2017

    J-STAGE 

  • Selective and low temperature transition metal intercalation in layered tellurides.

    Yajima Takeshi , Koshiko Masaki , Zhang Yaoqing , Oguchi Tamio , Yu Wen , Kato Daichi , Kobayashi Yoji , Orikasa Yuki , Yamamoto Takafumi , Uchimoto Yoshiharu , Green Mark A , Kageyama Hiroshi

    … Here we show that the layered telluride T[2]PTe[2] (T=Ti, Zr) displays exclusive insertion of transition metals (for example, Cd, Zn) as opposed to alkali cations, with tetrahedral coordination preference to tellurium. … Interestingly, the intercalation reactions proceed in solid state and at surprisingly low temperatures (for example, 80 °C for cadmium in Ti[2]PTe[2]). …

    Nature communications (7), 2016-12-14

    IR 

  • Possible use of spin-vortex-induced loop currents as qubits: A numerical simulation for two-qubit system

    Wakaura Hikaru , Koizumi Hiroyasu , 小泉 裕康

    … In the SVILC theory for the cuprate superconductivity, the superconducting state arises when the network of SVILCs generates a macroscopic current as a collection of the loop currents.The predicted SVILC has a number of properties that are suitable for qubits: each SVILC is characterized by topological winding number, thus, expected to be robust against environmental perturbations; … We have calculated the transition dipole moments between different SVILC qubit states. …

    Physica. C, Superconductivity and its applications (521-522), 55-66, 2016-02

    IR 

  • Specifying primary factors in the catalytic activity of metal clusters based on quantum chemical calculations and machine learning  [in Japanese]

    Kobayashi Masato , Iwasa Takeshi , Gao Min , Takagi Makito , Maeda Satoshi , Taketsugu Tetsuya

    … In this study, we attempted to extract the factors in the catalytic activity using the sparse modeling techniques and the systematic quantum chemical calculations assisted by the automatic search of reaction pathways. … In particular, the transition state energies for NO dissociation on Cu13 clusters were modeled with the orbital energies and local indices by the LASSO, SCAD, and MC+ regressions. …

    Proceedings of the Symposium on Chemoinformatics 2016(0), O18, 2016

    J-STAGE 

  • Constrained Self-triggered control for discrete-time systems  [in Japanese]

    Hashimoto Kazumune , Adachi Shuichi

    … The key idea of our approach is to construct a transition system or the graph structure from a collection of polyhedral sets, which are generated based on the notion of set-invariance theory. … The inter-event time steps are then determined by a standard graph search algorithm (e.g., Dijkstra algorithm) by minimizing the total cost towards the terminal state. …

    Proceedings of the Japan Joint Automatic Control Conference 59(0), 87-90, 2016

    J-STAGE 

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