Výsledky vyhledávání - "Non-negative matrix factorization algorithm"

Modification of Hand Muscular Synergies in Stroke Patients after Robot-Aided Rehabilitation Autor Scotto di Luzio, Francesco, Cordella, Francesca, Bravi, Marco, Santacaterina, Fabio, Bressi, Federica, Sterzi, Silvia, Zollo, Loredana

“… Recent studies confirm that stroke subjects with mild and moderate impairment show altered upper limb muscle patterns, but the muscular patterns of the hand have not completely investigated, although…”
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Inter-subject variability of muscle synergies during bench press in power lifters and untrained individuals Autor Kristiansen, M., Madeleine, P., Hansen, E. A., Samani, A.

“…‐negative matrix factorization algorithm. The synergy activation coefficient represents the relative contribution of the muscle synergy to the overall muscle activity pattern, while the muscle synergy vector represents the relative weighting…”
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Muscle synergies are consistent across level and uphill treadmill running Autor Saito, Akira, Tomita, Aya, Ando, Ryosuke, Watanabe, Kohei, Akima, Hiroshi

“… Muscle synergies were extracted applying a non-negative matrix factorization algorithm, and relative co-activations across muscles and the temporal recruitment pattern were identified by muscle…”
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Modular neuromuscular control of human locomotion by central pattern generator Autor Haghpanah, Seyyed Arash, Farahmand, Farzam, Zohoor, Hassan

“… Four synergies were extracted from the EMG data of the major leg muscles of two subjects, during two gait trials each, using non-negative matrix factorization algorithm. A Matsuoka׳…”
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Modular control of gait after incomplete spinal cord injury: differences between sides Autor Pérez-Nombela, S, Barroso, F, Torricelli, D, de los Reyes-Guzmán, A, del-Ama, A J, Gómez-Soriano, J, Pons, J L, Gil-Agudo, Á

“…: This study was conducted in National Hospital for Spinal Cord Injury (Toledo, Spain). Methods: Eight iSCI patients and eight healthy subjects completed 10 walking trials at matched speed…”
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Assessment of Upper Limb Motor Dysfunction for Children with Cerebral Palsy Based on Muscle Synergy Analysis Autor Tang, Lu, Chen, Xiang, Cao, Shuai, Wu, De, Zhao, Gang, Zhang, Xu

“… Non-negative matrix factorization algorithm was used to extract muscle synergies and the corresponding activation patterns during three similar tasks…”
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Analysis of muscle synergies and activation–deactivation patterns in subjects with anterior cruciate ligament deficiency during walking Autor Serrancolí, Gil, Monllau, Joan C., Font-Llagunes, Josep M.

“… Muscle synergy components were calculated using a non-negative matrix factorization algorithm…”
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Assessment of ankle muscle activation by muscle synergies in healthy and post-stroke gait Autor Ji, Qing, Wang, Fei, Zhou, Rui, Li, Jianhua, Wang, Jian, Ye, Xuesong

“… A non-negative matrix factorization algorithm was used to extract muscle synergies. Our results suggest a featured muscle synergy structure…”
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Fatigue-related adaptations in muscle coordination during a cyclic exercise in humans Autor Turpin, Nicolas A, Guével, Arnaud, Durand, Sylvain, Hug, François

“… (EMG profile and EMG activity level), a non-negative matrix factorization algorithm was used…”
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A comparative study of muscle activity and synergies during walking in baboons and humans Autor Druelle, François, Ghislieri, Marco, Molina-Vila, Pablo, Rimbaud, Brigitte, Agostini, Valentina, Berillon, Gilles

“… We compared their muscular coordination to five human subjects walking bipedally. We extracted…”
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Inter-muscular coherence and functional coordination in the human upper extremity after stroke Autor Liu, Hongming, Gao, Yunyuan, Huang, Wei, Li, Rihui, Houston, Michael, Benoit, Julia S, Roh, Jinsook, Zhang, Yingchun

“… In a three-dimensional isometric force matching task, surface EMG signals are collected from 6 age-matched, neurologically intact healthy subjects and 10 stroke patients, while the target force space…”
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Coordination of deep hip muscle activity is altered in symptomatic femoroacetabular impingement Autor Diamond, Laura E., Van den Hoorn, Wolbert, Bennell, Kim L., Wrigley, Tim V., Hinman, Rana S., O'Donnell, John, Hodges, Paul W.

“…‐negative matrix factorization algorithm extracted three synergies which were compared between groups…”
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Whole leg compression garments influence lower limb kinematics and associated muscle synergies during running Autor Yang, Chenhao, Yang, Yang, Xu, Yongxin, Zhang, Zhenyuan, Lake, Mark, Fu, Weijie

“…: whole leg compression garments and control. The Non-negative matrix factorization algorithm was employed to extract muscle synergy during running, subsequently followed by cluster analysis and correlation analysis…”
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Locomotor coordination in patients with Hereditary Spastic Paraplegia Autor Martino, G., Ivanenko, Y., Serrao, M., Ranavolo, A., Draicchio, F., Casali, C., Lacquaniti, F.

“… using the non-negative matrix factorization algorithm. The characteristic features of the HSP gait consisted in changes of the elevation angles…”
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Using Muscle Synergy to Evaluate the Neck Muscular Activities during Normal Swallowing Autor Mingxing Zhu, Samuel, Oluwarotimi Williams, Zijian Yang, Wanhua Lin, Zhen Huang, Peng Fang, Jingqian Tan, Peng Li, Tong, Michael Chifai, Leung, Karman Kaying, Shixiong Chen, Guanglin Li

“…) surface electromyography (sEMG) signals acquired from four healthy subjects. The non-negative matrix factorization algorithm was applied to reconstruct the muscle activation patterns, and the values of variance accounted for (VAF…”
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Catapult effect in pole vaulting: Is muscle coordination determinant? Autor Frère, Julien, Göpfert, Beat, Hug, François, Slawinski, Jean, Tourny-Chollet, Claire

“… Muscle synergies were extracted from the sEMG activity profiles using a non-negative matrix factorization algorithm…”
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Robustness of muscle synergies during visuomotor adaptation Autor Gentner, Reinhard, Edmunds, Timothy, Pai, Dinesh K., d'Avella, Andrea

“… Eight subjects applied targeted isometric forces on a handle instrumented with a force transducer while electromyographic (EMG…”
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Spectrum separation resolves partial-volume effect of MRSI as demonstrated on brain tumor scans Autor Su, Yuzhuo, Thakur, Sunitha B., Sasan, Karimi, Du, Shuyan, Sajda, Paul, Huang, Wei, Parra, Lucas C.

“…’ method uses the non‐negative matrix factorization algorithm, which simultaneously…”
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Muscle Synergy Analysis of Upper Limb with Consideration of Muscle Fatigue Autor Li, Yaowei, Zhang, Zan, Huo, Benyan, Liu, Yanhong

“… In order to provide a basis for the subsequent design of muscle synergy-based rehabilitation system, fatigue analysis is first performed on the muscle synergy of six healthy subjects by surface electromyography signal…”
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Comparison of the performance of approaches in discovering and extracting e-book topics Autor Fatemeh Zarmehr, Ali Mansouri, Hossein Karshenas Karshenas

“… in discovering and extracting the subject keywords of e-books using text mining and machine learning techniques…”
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