• 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 ...
• コードレビュー作業において頻繁に修正されるソースコード改善内容の分析 

  上田, 裕己; 石尾, 隆; 伊原, 彰紀; 松本, 健一 (日本ソフトウェア科学会, 2020-04-23)

  オープンソースソフトウェアは，多数のパッチからのソースコードの変更提案を受け入れることで高機能・高品質なソフトウェアへと進化している．しかし，パッチ開発者からの変更提案がプロジェクトの実装方針に従っていないことも多く，ソースコードの内容を検証し適切な内容へと改善するために多くの時間コストがかかっている．変更提案の検証コストを削減するためには，パッチ開発者が変更提案前にソースコード上の問題を取り除くことが望ましいが，何を確認しているか具体 ...
• Cluster Size Effect of X-ray Fluorescence Hologram Simulation Using Sr0.95La0.05TiO3 

  Ebisu, Yoshihiro; Matsushita, Tomohiro; Happo, Naohisa; Ozaki, Tōru (The Materials Research Society of Japan, 2019-04-01)

  We simulated La Lγ1 X-ray fluorescence holography (La Lγ1 XFH) on a spherical cluster model of Sr0.95La0.05TiO3. As the radius of the model rc increased from 10 Å to 200 Å, the simulated hologram pattern became finer and ...
• End-to-End Speech Translation With Transcoding by Multi-Task Learning for Distant Language Pairs 

  Kano, Takatomo; Sakti Sakriani, Watiasri; Nakamura, Satoshi (IEEE, 2020-04-20)

  Directly translating spoken utterances from a source language to a target language is challenging because it requires a fundamental transformation in both linguistic and para/non-linguistic features. Traditional speech-to-speech ...
• Synchronization between overt speech envelope and EEG oscillations during imagined speech 

  Watanabe, Hiroki; Tanaka, Hiroki; Sakriani, Sakti; Nakamura, Satoshi (Elsevier, 2019-04-18)

  Neural oscillations synchronize with the periodicity of external stimuli such as the rhythm of the speechamplitude envelope. This synchronization induces a speech-specific, replicable neural phase patternacross trials and ...
• An Interactive Image Editing System using an Uncertainty-based Confirmation Strategy 

  shinagawa, seitaro; yoshino, koichiro; SEYED HOSSEIN, ALAVI; KALLIRROI, GEORGILA; DAVID, TRAUM; SAKRIANI, SAKTI; Nakamura, Satoshi (IEEE, 2020-03-25)

  We propose an interactive image editing system that has a confirmation dialogue strategy using an entropy-based uncertainty calculation on its generated images with Deep Convolutional Generative Adversarial Networks (DCGAN). ...
• Detection system of the intracellular nitric oxide in yeast by HPLC with a fluorescence detector 

  Nasuno, Ryo; Shino, Seiya; Yoshikawa, Yuki; Yoshioka, Natsuko; Sato, Yuichi; Kamiya, Kohei; Hiroshi, Takagi (Elsevier, 2020-06-01)

  Nitric oxide (NO) is an important signaling molecule involved in various biological phenomena in many organisms. The physiological functions and metabolism of NO in yeast, a unicellular microorganism, are still unknown, ...
• Proline homeostasis in Saccharomyces cerevisiae: How does the stress-responsive transcription factor Msn2 play a role? 

  Noreen Suliani, Binti Mat Nanyan; Takagi, Hiroshi (Frontiers, 2020-04-28)

  Overexpression of MSN2, which is the transcription factor gene in response to stress, is well-known to increase the tolerance of the yeast Saccharomyces cerevisiae cells to a wide variety of environmental stresses. Recent ...
• A novel mechanism for nitrosative stress tolerance dependent on GTP cyclohydrolase II activity involved in riboflavin synthesis of yeast. 

  Khairul, Anam; Nasuno, Ryo; Takagi, Hiroshi (nature, 2020-04-07)

  The biological functions of nitric oxide (NO) depend on its concentration, and excessive levels of NO induce various harmful situations known as nitrosative stress. Therefore, organisms possess many kinds of strategies to ...
• Enzyme-Assisted Photoinjection of Megadalton Molecules into Intact Plant Cells Using Femtosecond Laser Amplifier 

  Taufiq, Indra Rukmana; Gabriela, Moran; Rachel, Méallet-Renault; Ohtani, Misato; Demura, Taku; Yasukuni, Ryohei; Hosokawa, Yoichiroh (nature, 2019-11-26)

  Femtosecond laser photoporation has become a popular method to deliver various kinds of molecules such as genes, proteins, and fluorescent dyes into single mammalian cells. However, this method is not easily applied to ...
• Machine Speech Chain 

  Andros, Tjandra; Sakriani, Sakti; Satoshi, Nakamura (IEEE, 2020-03-02)

  Despite the close relationship between speech perception and production, research in automatic speech recognition (ASR) and text-to-speech synthesis (TTS) has progressed more or less independently without exerting much ...
• Predicting Uninterruptible Durations of Office Workers by Using Probabilistic Work Continuance Model 

  SHIRATORI, Shota; FUJIMOTO, Yuichiro; Kinya, FUJITA (The Institute of Electronics, Information and Communication Engineers, 2020-04-01)

  In order not to disrupt a team member concentrating on his/her own task, the interrupter needs to wait for a proper time. In this research, we examined the feasibility of predicting prospective interruptible times of office ...
• Exploiting Smart Contracts for Capability-Based Access Control in the Internet of Things 

  Nakamura, Yuta; YuanYu, Zhang; Sasabe, Masahiro; Kasahara, Shoji (MDPI, 2020-03-24)

  Due to the rapid penetration of the Internet of Things (IoT) into human life, illegal access to IoT resources (e.g., data and actuators) has greatly threatened our safety. Access control, which specifies who (i.e., subjects) ...
• Solvation of quantum dots in 1-alkyl-1-methylpyrrolidinium ionic liquids: toward stably luminescent composites 

  Takuya, Nakashima; Kasumi, Shigekawa; Katao, Shohei; Asanoma, Fumio; Kawai, Tsuyoshi (Taylor & Francis, 2020-03-19)

  CdTe nanoparticles capped with a cationic thiolate ligand were stably dispersed in ionic liquids, 1-alkyl-1-methyl-pyrrolidinium bis(trifluoromethanesulfonyl)amides with an alkyl group of n-propyl, butyl and octyl-chain, ...
• 限られた保存領域を使用する Java プログラムの実行トレース記録手法 

  嶋利, 一真; 石尾, 隆; 井上, 克郎 (日本ソフトウェア科学会, 2019-10-25)

  本研究では，ソフトウェアの内部状態の分析を行うための，限られた保存領域を効率的に使用する実行トレースの記録手法を提案する．提案手法はプログラムの各命令が使用したデータの最新の系列を，命令ごとに一定個数記録するような領域を個別に作成する．命令ごとの記録個数を調整することで，開発者が保有する保存領域に応じた実行トレースの記録が可能となる．
• Normal and Malicious Sliding Windows Similarity Analysis Method for Fast and Accurate IDS Against DoS Attacks on In-Vehicle Networks 

  Ohira, Shuji; Araya, Kibrom Desta; Arai, Ismail; Inoue, Hiroyuki; Fujikawa, Kazutoshi (IEEE, 2020-02-24)

  Controller Area Network (CAN) is a de facto standard of in-vehicle networks. Since CAN employs broadcast communication and a slower network than other general networks (e.g. Ethernet, IEEE802.11), it is inherently vulnerable ...
• Suppression of soft spots and excited modes in the shape deformation model with spatio-temporal growth noise 

  津川, 暁 (Elsevier, 2020-02-07)

  The shapes of plant organs such as sepals are precise and reproducible, although the cells composing these organs are highly heterogeneous. We investigate the collective behavior of a shape deformation model with spatio-temporal ...
• Programmable Non-Epipolar Indirect Light Transport: Capture and Analysis 

  Kubo, Hiroyuki; Jayasuriya, Suren; Iwaguchi, Takafumi; Funatomi, Takuya; Mukaigawa, Yasuhiro; Narasimhan, Srinivasa G. (IEEE, 2019-10-21)

  The decomposition of light transport into direct and global components, diffuse and specular interreflections, and subsurface scattering allows for new visualizations of light in everyday scenes. In particular, indirect ...
• A Generic Approach toward Indoor Navigation and Pathfinding with Robust Marker Tracking 

  Dawar, Khan; Sehat, Ullah; Syed, Nabi (MDPI, 2019-12-17)

  Indoor navigation and localization has gained a key attention of the researchers in the recent decades. Various technologies such as WiFi, Bluetooth, Ultra Wideband (UWB), and Radio-frequency identification (RFID) have ...
• Lasing in low-dimensional single crystals of hexyl-substituted thiophene/phenylene co-oligomer 

  Mizuno, Hitoshi; Mekata, Yuya; Sasaki, Fumio; Yanagi, Hisao (The Japan Society of Applied Physics, 2019-12-20)

  We report on the fabrication and characterization of low-dimensional single crystals of hexyl-substituted thiophene/phenylene co-oligomer, 5,5'-Bis(4'-n-hexyl-4-biphenylyl)-2,2'-bithiophene (BP2T-Hx). X-ray diffraction ...

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