Search Results 1-20 of 2754

  • Classroom Uses of a Simple Finger-Motion Analysis System  [in Japanese]

    青木 麟太郎 , 紅林 秀治

    … We explore the use of a motion-capture system to analyze finger motion in junior high school technology classes. … We developed a motion-capture system that records the motions of fingertips and joints and inputs 3D coordinate data into a computer without markers or cameras. …

    教科開発学論集 (8), 83-92, 2020-03-31

    IR 

  • Methods for Teaching Light Wavelength Dependencies on Seed Germination and Seedling Elongation Applicable for High School Experimental Class in Developing Countries

    Mam Chansean , Noda Youhei , Funai Hiroyoshi , Iwayama Tsutomu , Kato Juntaro

    Doctoral Course in Subject Development in the Graduate School of Education, Aichi University of Education

    教科開発学論集 = Studies in subject development (8), 105-115, 2020-03-31

    IR 

  • Correlation Between Instability in the Right Arm and Uneven Beat Intervals Observed in Conducting Gestures ―From measurement and analysis results using a motion capture system―  [in Japanese]

    河合 紳和

    … By measuring and analyzing the conducting gestures of senior high school students using a motion capture system, this study aims to identify the correlation between instability in the elbow or wrist and changing conducting patterns, and reveal how this contributes to an uneven tempo. …

    教科開発学論集 (8), 93-103, 2020-03-31

    IR 

  • Classroom Uses of a Simple Finger-Motion Analysis System  [in Japanese]

    青木 麟太郎 , 紅林 秀治

    静岡大学大学院教育学研究科

    教科開発学論集 = Studies in subject development (8), 83-92, 2020-03-31

    IR  DOI 

  • 〈Original investigations〉Characteristics of right-handed pitchers with quick pickoff to first base  [in Japanese]

    田邉 智 , 川端 浩一

    … The three dimensional coordinates of reflective markers attached to the subjects and to the ball during a quick pickoff movement to first base were obtained using a motion capture system with 22 cameras(250 Hz). … A significant positive correlation was found between the pickoff time and the motion time from the beginning of the pickoff movement to ball release(r = 0.894). …

    近畿大学教養・外国語教育センター紀要. 一般教養編 = Kindai university center for liberal arts and foreign language education journal. Liberal arts edition 10(1), 1-9, 2020-03-31

    IR 

  • Predicting Leg Muscle Strength and Imbalance using Mocap Data for Elderly People

    Schlegl Simon , 汪 雪婷 , 山崎 俊彦 , Zhou Mingchuan , Knoll Alois , 佐藤 佳州 , 樋山 貴洋 , 吉中 康子 , 木村 みさか

    電子情報通信学会技術研究報告 = IEICE technical report : 信学技報 119(454), 151-156, 2020-03-05

  • Predicting Leg Muscle Strength and Imbalance using Mocap Data for Elderly People

    Schlegl Simon , 汪 雪婷 , 山崎 俊彦 , Zhou Mingchuan , Knoll Alois , 佐藤 佳州 , 樋山 貴洋 , 吉中 康子 , 木村 みさか

    電子情報通信学会技術研究報告 = IEICE technical report : 信学技報 119(457), 151-156, 2020-03-05

  • Study of Behavioral Rhythm Tuning Model by Free-View Motion Capture Using Point Cloud Data  [in Japanese]

    樋口 修 , 大本 義正 , 西田 豊明

    電子情報通信学会技術研究報告 = IEICE technical report : 信学技報 119(447), 65-70, 2020-03-04

  • PERFORMANCE MONITORING ON PORTFOLIO OF STRUCTURES IN LARGE-SCALE EARTHQUAKE DISASTERS:Applicability of extended correlation anomaly detection  [in Japanese]

    YAOYAMA Taro , HIDA Takenori , TAKADA Tsuyoshi

    … proposed technique, however, does not make such assumptions and thus has applicability even to strong motion observations.</p><p> The paper presents an improvement of CAD as Extended Correlation Anomaly Detection (ECAD), which utilizes the frequency content of time-series data, and examines its applicability to portfolio-monitoring of structures even in the case of different ground motions input to structures.</p><p> We first show the summary of CAD and then formulates the ECAD algorithm, which could utilize the frequency …

    Journal of Structural and Construction Engineering (Transactions of AIJ) (767), 39-49, 2020-01

    J-STAGE  AIJ 

  • Overview of evaluation technologies for rehabilitation from viewpoints of service co-creation  [in Japanese]

    MOCHIMARU Masaaki

    … The evaluation technology for rehabilitation was developed from the physical structure evaluation using medical images to the physical function evaluation using motion capture, ground reaction force and digital human models. …

    Journal of Rehabilitation Neurosciences, 2020

    J-STAGE 

  • How perception of personal space influence obstacle avoidance during walking: differences between young and older adults

    SHIMIZU Kotaro , KIHARA Yuriko , ITOU Kazunari , TAI Keita , FURUNA Taketo

    … We also examined differences in perceptual personal space and walking trajectory during obstacle avoidance using a three-dimensional motion capture system. … In order to calculate each personal space and obstacle avoidance data, we used a three-dimensional motion capture system. …

    Physical Therapy Research 23(1), 31-38, 2020

    J-STAGE 

  • Relationship between operator's motion and welding quality  [in Japanese]

    TANAKA Akihide , PARK Seunghwan , ZHANG Xudong , TAKAHASHI Isamu , SUGIE Kazutoshi , OKIZAKI Naoya , MORIHIRA Naoki , YAMAMOTO Hikaru , HOSOYA Kazumichi

    アーク溶接において、溶接士の動作に伴うトーチの動きは、溶接条件と並んで溶接品質を決める上で非常に重要な要素である。前報では溶接環境下での溶接士動作を高精度に計測する手法を検討した結果、±0.1mmの精度で動作を測定する手法として、モーションキャプチャを選定した。本報告では,実際の溶接士動作の詳細解析および内部欠陥等の溶接品質との相関について検討した結果を報告する

    Preprints of the National Meeting of JWS 2020s(0), 146-147, 2020

    J-STAGE 

  • Coordination among Expert Break Dancers in Their Battle Scene  [in Japanese]

    SHIMIZU Daichi , OKADA Takeshi

    … We measured their rhythmic movements using a motion capture system and calculated the relative phase between two dancers. …

    Proceedings of the Annual Conference of JSAI JSAI2020(0), 4E3OS19b02-4E3OS19b02, 2020

    J-STAGE 

  • Fast Sequence Pattern Extraction Using Slice Sampling  [in Japanese]

    NAGANO Masatoshi , NAKAMURA Tomoaki , NAGAI Takayuki , MOCHIHASHI Daichi , KOBAYASHI Ichiro , TAKANO Wataru

    … In the experiment, we use synthetic and motion-capture data and show that our proposed method can efficiently estimate segments compared with GP-HSMM.</p> …

    Proceedings of the Annual Conference of JSAI JSAI2020(0), 1Q5GS1103-1Q5GS1103, 2020

    J-STAGE 

  • Unsupervised Motion Feature Extraction in Video via Bi-directional GAN  [in Japanese]

    UCHIUMI Yuma , ABE Yuki , SENO Takuma , IMAI Michita

    … <p>When extracting a certain motion feature of the object from video data, it is necessary to capture not the consistent pattern for the object recognition but the sequential pattern for the motion recognition. … To handle this problem, we propose Motion Disentangled Bidirectional GAN (MDBiGAN) that disentangles the latent variable of Bidirectional GAN. …

    Proceedings of the Annual Conference of JSAI JSAI2020(0), 1I5GS204-1I5GS204, 2020

    J-STAGE 

  • Robust human motion recognition from wide-angle images for video surveillance in nuclear power plants

    MIKI Daisuke , ABE Shinya , CHEN Shi , DEMACHI Kazuyuki

    … Tracking human motion from video sequences is a notable technique used for detecting anomalies in human behavior and is currently achieved with the use of a depth camera. … To overcome this problem, there is a need for recognizing human motion in wide-angle images – a view that often causes distortion. … In this study, we devised a method for tracking human motion through wideangle image distortion. …

    Mechanical Engineering Journal 7(3), 19-00533-19-00533, 2020

    J-STAGE 

  • Human Pose Annotation Using a Motion Capture System for Loose-Fitting Clothes

    MATSUMOTO Takuya , SHIMOSATO Kodai , MAEDA Takahiro , MURAKAMI Tatsuya , MURAKOSO Koji , MINO Kazuhiko , UKITA Norimichi

    … In order to automatically and correctly annotate these people, we divert the 3D coordinates of the keypoints observed without loose-fitting clothes, which can be captured by a motion capture system (MoCap). …

    IEICE Transactions on Information and Systems E103.D(6), 1257-1264, 2020

    J-STAGE 

  • Inertial Measurement Unit to Segment Calibration Based on Physically Constrained Pose Generation

    MARUYAMA Tsubasa , TODA Haruki , ISHII Wataru , TADA Mitsunori

    … <p>The accuracy of a motion capture (MoCap) system based on inertial measurement units (IMUs) depends on the IMU-to-segment (I2S) calibration, in which the IMU alignment relative to a body segment is calculated using a reference pose such as a standing T-pose. … The experiments confirmed the improvements of the motion estimation accuracy by the proposed system, in both chair-sitting and half-squat motion and center-of-mass tracking of a rider. …

    SICE Journal of Control, Measurement, and System Integration 13(3), 122-130, 2020

    J-STAGE 

  • Development of Sensor Integrated Ware Capable of Respiration Measurement using Printed Electronics  [in Japanese]

    Fujimoto W. , Kawaji W. , Honda M. , Anzai E. , Yamauchi M. , Saiwaki N.

    … Furthermore, the sensor integrated ware can accurately capture the data by printing the sensors at the positions where breathing motion.</p> …

    The Transactions of Human Interface Society 22(2), 165-174, 2020

    J-STAGE 

  • Simultaneous Constant Velocity Measurement of the Motion Errors of Linear Axes

    Miller Jonathan , Fletcher Simon , Longstaff Andrew , Parkinson Simon

    … When measuring the six degrees of freedom motion errors, the measurements are typically taken consecutively. … In the following paper, the benefits of measuring the six motion errors simultaneously while the axis under test is traversing at a nominally constant velocity are presented. … Firstly, the motivation for simultaneous continuous capture is presented. …

    International Journal of Automation Technology 14(3), 417-428, 2020

    J-STAGE 

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