Search Results 1-20 of 384

  • Coded caching and a subspace based on the distribution of the number of requests  [in Japanese]

    栗原 正純

    電子情報通信学会技術研究報告 = IEICE technical report : 信学技報 118(479), 143-148, 2019-03-07

  • Coded caching and a subspace based on the distribution of the number of requests  [in Japanese]

    栗原 正純

    電子情報通信学会技術研究報告 = IEICE technical report : 信学技報 118(478), 143-148, 2019-03-07

  • Coded caching and a subspace based on the distribution of the number of requests  [in Japanese]

    栗原 正純

    電子情報通信学会技術研究報告 = IEICE technical report : 信学技報 118(477), 143-148, 2019-03-07

  • Mechanistic Model Describing the Uptake of Chemicals by Aquatic Integrative Samplers: Comparison to Data and Implications for Improved Sampler Configurations

    Endo Satoshi , Matsuura Yunosuke , Vermeirssen Etienne L. M.

    … Characteristic behavior such as lag-times, linear and curved uptake, and equilibrating behavior were well-explained by the model. … As the model is mechanistically based, it was able to show the combined influences of the MF/water (K_MF/w) and disk/water (K_disk/w) partition coefficients, diffusion coefficients, and the ABL thickness on the sampling rates. …

    Environmental Science & Technology 53(3), 1482-1489, 2019-01-04

    IR 

  • Linear partition heuristics for a generalized delivery workload balancing problem with an allocation of cargoes to interim storage lanes

    KARUNO Yoshiyuki , UOTANI Yutaro

    … of cargoes with their arrival times and processing times, we are asked to find a feasible partition of the cargo set <i>N</i> … In the actual assembly plant motivating this study, allocating each cargo to one of interim storage lanes determines a partition of the cargo set <i>N</i>, and the feasibility of a partition of the <i>N</i> …

    Journal of Advanced Mechanical Design, Systems, and Manufacturing 13(2), JAMDSM0043-JAMDSM0043, 2019

    J-STAGE 

  • Recursive Nearest Neighbor Graph Partitioning for Extreme Multi-Label Learning

    TAGAMI Yukihiro

    … At an internal node of the tree, the GPT learns a linear separator to partition a feature space, considering approximate <i>k</i>-nearest neighbor graph of the label vectors. … We also developed a simple sequential optimization procedure for learning the linear binary classifiers. …

    IEICE Transactions on Information and Systems E102.D(3), 579-587, 2019

    J-STAGE 

  • Partitioning subsets of generalised scattered orders

    Lambie-Hanson Chris , Weinert Thilo

    … <p>In 1956, 48 years after Hausdorff provided a comprehensive account on ordered sets and defined the notion of a scattered order, Erdős and Rado founded the partition calculus in a seminal paper. … The present paper gives an account of investigations into generalisations of scattered linear orders and their partition relations for both singletons and pairs. …

    Journal of the Mathematical Society of Japan 71(1), 235-257, 2019

    J-STAGE 

  • Privacy-Preserving Multiple Linear Regression of Vertically Partitioned Real Medical Datasets

    Hiroaki Kikuchi , Chika Hamanaga , Hideo Yasunaga , Hiroki Matsui , Hideki Hashimoto , Chun-I Fan

    … As for the data-mining algorithm, we focus on a linear multiple regression that can be used to identify the most significant factors among many possible variables, such as the history of many diseases. … We try to identify the linear model to quantify the most significant cause of death from distributed dataset related to the patient and the disease information. …

    情報処理学会論文誌 59(9), 2018-09-15

    IPSJ 

  • A BOUNDING ALGORITHM FOR SELECTIVE GRAPH COLORING PROBLEM (Development of Mathematical Optimization : Modeling and Algorithms)

    Izunaga Yoichi , Sato Keisuke

    … Given an undirected graph together with a partition of its vertex set, it is to find a subset of the vertex set which shares exactly one vertex with each component of the partition so that the chromatic number of the subgraph induced by the subset is minimum. … In this note, we present a new column generation algorithm for a linear programming relaxation problem of the selective graph coloring. …

    数理解析研究所講究録 (2069), 84-94, 2018-04

    IR 

  • Model-based Parallelizer for Embedded Control Systems on Multicore Processors  [in Japanese]

    鍾 兆前 , 枝廣 正人

    近年,車載制御システムなど組込み制御システムの大規模化・複雑化にともない,MATLAB/Simulinkなどのプラットフォームを利用するモデルベース開発が普及しつつある.一方,性能向上のため組込み制御システム向けプロセッサのマルチコア化が進んでいる.しかし,実際にモデルベース開発を用いて設計される制御ソフトウェアがマルチコアの性能を享受するためには,並列化が必要である.また,制御設計の特徴をふまえ …

    情報処理学会論文誌 59(2), 735-747, 2018-02-15

    IPSJ 

  • The holographic dual of the Penrose transform

    Yasha Neiman

    … We present a twistorial expression for the partition function, which makes global higher-spin symmetry manifest, and appears to automatically include all necessary contact terms. … While the bulk theory is handled at the linear level, our formula for the partition function includes the effects of bulk interactions. …

    Journal of High Energy Physics 2018(1), 100, 2018-01-22

    IR 

  • NLFBDT : Non-Linear Fish Bone Decision Tree incorporating SVM for classification and visualization  [in Japanese]

    松尾 大典 , 和田 俊和

    電子情報通信学会技術研究報告 = IEICE technical report : 信学技報 117(392), 285-291, 2018-01-18

  • NLFBDT : Non-Linear Fish Bone Decision Tree incorporating SVM for classification and visualization  [in Japanese]

    松尾 大典 , 和田 俊和

    電子情報通信学会技術研究報告 = IEICE technical report : 信学技報 117(391), 285-291, 2018-01-18

  • A Study on Controlled Node Sized Network Clustering  [in Japanese]

    Nakano Shusuke , Hamasuna Yukihiro , Endo Yasunori

    <p>代表的なネットワーククラスタリング手法の1つにLouvain法がある。Louvain法は高速なコミュニティ抽出手法としてよく知られている。しかしLouvain法では適切に構造を捉えることができないデータも存在する。そこで本稿では、そのようなデータの構造を適切に捉えられる手法を提案する。提案手法はクラスタ内のノード数に関する制約条件に基づき、線形計画問題を解いてk- medoids …

    Proceedings of the Fuzzy System Symposium 34(0), 492-497, 2018

    J-STAGE 

  • Curve fitting based shared cache partitioning scheme for energy saving

    Huang Kai , Wang Ke , Zhang Xiaoxu , Yan Xiaolang

    … <p>A linear and exponential (<i>sqrt2 rule</i>) combined curve fitting (CF) is proposed for low-energy shared cache partitioning. … Considering cache's inherent characteristics between cache miss rate and its size, function with an exponent of (<i>1-sqrt2</i>) fits the region of non-linear high-utility cache size, while linear function fits both regions of linear high-utility and low-utility cache size. …

    IEICE Electronics Express 15(22), 20180886-20180886, 2018

    J-STAGE 

  • Privacy-Preserving Multiple Linear Regression of Vertically Partitioned Real Medical Datasets

    Kikuchi Hiroaki , Hamanaga Chika , Yasunaga Hideo , Matsui Hiroki , Hashimoto Hideki , Fan Chun-I

    … As for the data-mining algorithm, we focus on a linear multiple regression that can be used to identify the most significant factors among many possible variables, such as the history of many diseases. … We try to identify the linear model to quantify the most significant cause of death from distributed dataset related to the patient and the disease information. …

    Journal of Information Processing 26(0), 638-647, 2018

    J-STAGE 

  • Improving the Estimation Accuracy of the AIST-SHANEL Model by Traction Coefficient Calibration of Multiple Surfactants  [in Japanese]

    NISHIOKA Tohru , HONDA Hiroshi , MAIHARA Ayame , SASA Tomoaki , HONDA Yasuki , ISHIKAWA Yuriko , MORITA Osamu , YAMANE Masayuki

    <p>化学物質の全国暴露状況の把握において, 汎用的かつ高精度な暴露解析モデルの利用が不可欠である。本研究では, 暴露解析モデルの活用指針に繋がる知見を得る為, 産総研-水系暴露解析モデル (AIST-SHANEL) Ver.3.0を用いて, 5種類の界面活性剤を対象に河川水濃度の推定性能を評価した。また, 化学物質の土壌吸着性に関わる有機炭素水分配係数 (<i>K< …

    Journal of Japan Society on Water Environment 41(5), 129-139, 2018

    J-STAGE 

  • MALMM: A multi-array architecture for large-scale matrix multiplication on FPGA

    Huang You , Shen Junzhong , Qiao Yuran , Wen Mei , Zhang Chunyuan

    … Most existing works focus on designing a linear array architecture for accelerating matrix multiplication on FPGAs. … In addition, we present a work-stealing scheme to ensure the equality in the workload partition among multiple linear arrays. … Experiments on real-life convolutional neural networks (CNNs) show that we can obtain the optimal extension of the linear array architecture.</p> …

    IEICE Electronics Express 15(10), 20180286-20180286, 2018

    J-STAGE 

  • Associations of sedentary behavior and physical activity with older adults' physical function: an isotemporal substitution approach

    Yasunaga Akitomo , Shibata Ai , Ishii Kaori , Koohsari Mohammad Javad , Inoue Shigeru , Sugiyama Takemi , Owen Neville , Oka Koichiro , 柴田 愛

    … We employed three linear regression models – a single-activity model, a partition model, and an IS model – to assess the associations of SB, LIPA, and MVPA with each of the five measures of physical function.ResultsThere were significant positive associations in the single-activity and partition models between MVPA and the measures of physical function (with the exception of hand grip strength). …

    BMC geriatrics (17), 280, 2017-12

    IR 

  • Heuristic Cargo Assignment for Delivery Workload Balancing

    UOTANI Yutaro , KARUNO Yoshiyuki

    … The cargo assignment problem has previously been represented as a special case of the unrelated parallel machine scheduling problem of minimizing the makespan, and a heuristic algorithm based on linear partitioning has been presented. … In this paper, a modified form of the special case of the unrelated parallel machine scheduling problem with a generalized objective function is considered, and the heuristic based on linear partitioning is extended to the modified form. …

    Proceedings of International Conference on Leading Edge Manufacturing in 21st century : LEM21 2017.9(0), 070, 2017

    J-STAGE 

Page Top