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Browsing 学術雑誌論文 / Journal Article by Title

Browsing 学術雑誌論文 / Journal Article by Title

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  • 1 mm3-sized Optical Neural Stimulator based on CMOS Integrated Photovoltaic 
    Tokuda, Takashi; Ishizu, Takaaki; Haruta, Makito; Noda, Toshihiko; Sasagawa, Kiyotaka; Mohamad, Sawan; Ohta, Jun (AIP Publishing, 2018-04)
    In this work, we present a simple complementary metal-oxide semiconductor (CMOS)-controlled photovoltaic power-transfer platform that is suitable for very small (less than or equal to 1–2 mm) electronic devices such as ...
  • 11種類のfault密度予測モデルの実証的評価 
    小林, 寛武; 戸田, 航史; 亀井, 靖高; 門田, 暁人; 峯, 恒憲; 鵜林, 尚靖 (電子情報通信学会, 2013-08-01)
    ソフトウェアテスト・保守において，限られたリソースで信頼性を確保することを目的として，モジュールに含まれるfaultの有無や数を予測するモデルが数多く提案されている．しかし，従来研究では，評価用のプロジェクト（データセット）の数が少ない，比較に用いたモデル数が少ない，モジュールの規模を考慮した評価を行っていない（fault密度を予測していない），モデル構築用と評価用のデータセットを同じサンプルから抽出している（バージョンをまたがる評価を ...
  • 2.8-Å crystal structure of Escherichia coli YidC revealing all core regions, including flexible C2 loop 
    Tanaka, Yoshiki; Tsukazaki, Tomoya (Elsevier, 2018-10-20)
    YidC/Alb3/Oxa1 family proteins are involved in the insertion and assembly of membrane proteins. The core five transmembrane regions of YidC, which are conserved in the protein family, form a positively charged cavity open ...
  • 2体エージェント確率ゲームにおける他エージェントの政策推定を利用した強化学習法 
    長行, 康男; 伊藤, 実 (一般社団法人電子情報通信学会, 2003-11-01)
    本論文では，2体エージェント確率ゲームにおける新たな強化学習法を提案する．提案する手法では，他エージェントが実際に実行した行動の観測情報をもとに他エージェントの政策（行動決定関数）を推定し，その推定した政策を利用して他エージェントが未来に実行する行動を予測する．そして，その予測行動を利用しながら強化学習を進行する．提案した手法を2体エージェント確率ゲームの枠組みでモデル化した追跡問題に適用し，実験を行い，提案手法の有効性を示す．
  • 3D仮想空間を用いた情報家電のためのリモコンフレームワーク 
    清川, 皓太; 山本, 眞也; 柴田, 直樹; 安本, 慶一; 伊藤, 実 (一般社団法人情報処理学会, 2011-02-15)
    本論文では，ネットワーク接続された多数の情報家電を一元的かつ直観的な操作により遠隔地からの制御を可能にする情報家電リモコンのフレームワークUbiREMOTEを提案する．UbiREMOTEは，ホームネットワークが敷設された空間の間取りとそこに設置された多数の情報家電を模した3D仮想空間を構築し，対象となる空間と情報家電の動作状況を3Dグラフィックスでリモコン端末に表示する機能，および，一般的な赤外線リモコンを用いて操作する手順に似せたイン ...
  • 4-D light field reconstruction by irradiance decomposition 
    Aoto, Takahito; Sato, Tomokazu; Mukaigawa, Yasuhiro; Yokoya, Naokazu (Springer, 2017-04-08)
    Common light sources such as an ordinary flashlight with lenses and/or reflectors make complex 4-D light field that cannot be represented by conventional isotropic distribution model nor point light source model. This paper ...
  • 4-Phenylbutyrate suppresses the unfolded protein response without restoring protein folding in Saccharomyces cerevisiae 
    Mai, Chi Thanh; Le, Quynh Giang; Ishiwata-Kimata, Yuki; Takagi, Hiroshi; Kohno, Kenji; Kimata, Yukio (Oxford University Press, 2018-03-01)
    Accumulation of unfolded secretory proteins in the endoplasmic reticulum (ER), namely ER stress, is hazardous to eukaryotic cells and promotes the unfolded protein response (UPR). Ire1 is an ER-located transmembrane protein ...
  • 4K超高精細映像のための伝送手法の確立 
    油谷,曉; 垣内,正年; 香取,啓志; 尾久土,正己; 猪俣,敦夫; 藤川,和利; 砂原,秀樹; 眞鍋,佳嗣; 千原,國宏 (日本ソフトウェア科学会, 2011-11-30)
    2009年7月22日に日本で皆既日食という天体ショーが起こり，様々な組織が皆既日食映像の伝送実験や多彩なイベントを行った．4K超高精細映像の伝送方法について共同研究を行っている朝日放送株式会社(ABC)では大規模なIPネットワークを使用した全天4K超高精細映像の伝送実験を企画し，奈良先端科学技術大学院大学(NAIST)も参加協力を行った．この伝送実験では，世界初の試みとして，皆既日食が起こっている場所の臨場感を全天4K超高精細映像を使用 ...
  • 6-DOF camera pose estimation using reference points on an aerial image without altitude information 
    Sekii, Taiki; Sato, Tomokazu; Kume, Hideyuki; Yokoya, Naokazu (一般社団法人情報処理学会, 2013-08-23)
    A new method for estimating a six-degrees-of-freedom camera pose for a ground-view image using reference points on an aerial image is presented. Unlike typical PnP problems, altitude information is not available for the ...
  • 9,9' -Anthryl-anthroxyl radicals: strategic stabilization of highly reactive phenoxyl radicals 
    Aotake, Tatsuya; Suzuki, Mitsuharu; Aratani, Naoki; Yuasa, Junpei; Kuzuhara, Daiki; Hayashi, Hironobu; Nakano, Haruyuki; Kawai, Tsuyoshi; Wu, Jishan; Yamada, Hiroko (The Royal Society of Chemistry, 2015-02-13)
    Stable 9,9'-anthryl-anthroxyl radicals were synthesized and isolated, and the structures were fully characterized by single crystal X-ray diffraction analysis and ESR measurement. The resonance structure and steric protection ...
  • A chemical micropump actuated by self-oscillating polymer gel 
    Aishan, Yusufu; Yalikun, Yaxiaer; Shen, Yigang; Yuan, Yapeng; Amaya, Satoshi; Okutaki, Takashi; Osaki, Atsuhito; Maeda, Shingo; Tanaka, Yo (Elsevier, 2021-06-15)
    We demonstrated a self-driven chemical micropump powered by self-oscillating motions of synthetic polymer gel converting chemical energy into displacements of a thin polydimethylsiloxane (PDMS) sheet to produce a directional ...
  • A chimeric mutant analysis in yeast cells suggests BiP independent regulation of the mammalian endoplasmic reticulum-stress sensor IRE1α 
    Mai, Thanh Chi; Munakata, Takeo; Tran, Duc Minh; Takagi, Hiroshi; Kimata, Yukio (公益社団法人日本農芸化学会, 2018-05-28)
    An endoplasmic reticulum (ER)-located transmembrane protein, Ire1, triggers cytoprotective events upon ER stress. Chimeric yeast Ire1 carrying the luminal domain of the mammalian major Ire1 paralogue IRE1α is upregulated ...
  • A chiral π-stacked vinyl polymer emitting white circularly polarized light 
    Watanabe, Kento; Sakamoto, Takeshi; Taguchi, Makoto; Fujiki, Michiya; Nakano, Tamaki (Royal Society of Chemistry, 2011-09-12)
    An optically active, pi-stacked poly[2,7-bis(4-tert-butylphenyl)dibenzofulvene] having a preferred-handed helical conformation was synthesized by anionic polymerization. A thin film sample of the polymer exhibited broad-band ...
  • A cis‐acting bidirectional transcription switch controls sexual dimorphism in the liverwort 
    Hisanaga, Tetsuya; Okahashi, Keitaro; Yamaoka, Shohei; Kajiwara, Tomoaki; Nishihama, Ryuichi; Shimamura, Masaki; Yamato, Katsuyuki T; Bowman, John L; Kohchi, Takayuki; Nakajima, Keiji (EMBO press, 2019-01-04)
    Plant life cycles alternate between haploid gametophytes and diploid sporophytes. While regulatory factors determining male and female sexual morphologies have been identified for sporophytic reproductive organs, such as ...
  • A Directly-linked Cyclic Pyrene Tetramer as a Back-to-back Receptor for Two Fullerenes 
    Kurosaki, Ryo; Matsuo, Kyohei; Hayashi, Hironobu; Yamada, Hiroko; Aratani, Naoki (The Chemical Society of Japan, 2020-05-08)
    As a homoditopic back-to-back host molecule, a cyclic 1,8-pyrenylene tetramer CP4 having two cavities for guest complexation was investigated. The unique two-face structural feature of CP4 allows it to bind spherical ...
  • A Distributed Asynchronous Heuristic Algorithm in Generalized Mutual Assignment Problem 
    Hanada, Kenta; Amemiya, Yuki; Sugimoto, Kenji (The Japanese Society for Artificial Intelligence, 2022-03-01)
    Generalized Mutual Assignment Problem (GMAP) is a multi-agent based distributed combinatorial optimization where the agents try to obtain the most profitable job assignment. Since it is NP-hard problem, it is challenging ...
  • A High-Performance Multimem SHA-256 Accelerator for Society 5.0 
    Tran, Thi Hong; Pham, Hoai Luan; Nakashima, Yasuhiko (IEEE, 2021-03-02)
    The development of a low-cost high-performance secure hash algorithm (SHA)-256 accelerator has recently received extensive interest because SHA-256 is important in widespread applications, such as cryptocurrencies, data ...
  • A laterally π-expanded fluorone dye as an efficient near infrared fluorophore 
    Sezukuri, Kyohei; Suzuki, Mitsuharu; Hayashi, Hironobu; Kuzuhara, Daiki; Aratani, Naoki; Yamada, Hiroko (The Royal Society of Chemistry, 2016-02-25)
    The synthesis and photophysical properties of new dibenzo[b,i]fluorone dye frameworks (BX and FBX) are described. Both BX and FBX display near-infrared sharp absorption and emission upon the addition of base due to the ...
  • A Low Complexity Joint Encryption-Modulation Method for IoT Sensor Transceivers 
    Hoang, Dai Long; Hong, Tran Thi; Nakashima, Yasuhiko (MDPI, 2020-04-19)
    Physical layer encryption (PLE) is a new research trend for securing data in communication systems. However, conventional procedures in works on PLE are of high complexity and degrade the packet error rate (PER) performance ...
  • A method for constructing sliding windows leak from noisy cache timing information 
    Ueno, Rei; Takahashi, Junko; Hayashi, Yu-ichi; Homma, Naofumi (Springer Nature, 2020-06-12)
    This paper presents a method for constructing an operation sequence of sliding window exponentiation from the noisy cache information of RSA, which can be used for a cache attack using sliding windows leak (SWL). An SWL ...

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