Aktivní protéza ruky
| but.committee | prof. Ing. Valentýna Provazník, Ph.D. (předseda) Ing. Vratislav Harabiš, Ph.D. (místopředseda) Ing. Jan Odstrčilík, Ph.D. (člen) Ing. Jiří Chmelík, Ph.D. (člen) MUDr. Michal Jurajda, Ph.D. (člen) Ing. Tomáš Potočňák (člen) | cs |
| but.defence | The student presented the results of his thesis and the comittee was acquainted with the reviews. Ing. Odstrčilík asked the question - Is the artificial hand commercialy available? Prof. Provazník asked the questions - Have you tried experimenting with electrode positioning to increase classification accuracy? What methods of defuzzyfication have you tried? Ing. Potočňák asked the question - Have you tried recognizing a single finger moving towards another finger or have you classified only both fingers coming together? someone asked the question - If you were to continue with the project adding more sensors, would the time delay be a problem with the same accuracy? Ing. Chmelík asked the question - Have you tried using a different neural network architecture? The student has defended his thesis and asnwered all the questions. | cs |
| but.jazyk | angličtina (English) | |
| but.program | Electrical, Electronic, Communication and Control Technology | cs |
| but.result | práce byla úspěšně obhájena | cs |
| dc.contributor.advisor | Harabiš, Vratislav | en |
| dc.contributor.author | Brenner, Maximilian | en |
| dc.contributor.referee | Sekora, Jiří | en |
| dc.date.created | 2019 | cs |
| dc.description.abstract | BACKGROUND: Based on mainly vascular diseases and traumatic injuries, around 40,000 upper limb amputations are performed annually worldwide. The affected persons are strongly impaired in their physical abilities by such an intervention. Through myoelectric prostheses, affected persons are able to recover some of their abilities. METHODS: In order to control such prostheses, a system is to be developed by which electromyographic (EMG) measurements on the upper extremities can be carried out. The data obtained in this way should then be processed to recognize different gestures. These EMG measurements are to be performed by means of a suitable microcontroller and afterwards processed and classified by adequate software. Finally, a model or prototype of a hand is to be created, which is controlled by means of the acquired data. RESULTS: The signals from the upper extremities were picked up by four MyoWare sensors and transmitted to a computer via an Arduino Uno microcontroller. The Signals were processed in quantized time windows using Matlab. By means of a neural network, the gestures were recognized and displayed both graphically and by a prosthesis. The achieved recognition rate was up to 87% across all gestures. CONCLUSION: With an increasing number of gestures to be detected, the functionality of a neural network exceeds that of any fuzzy logic concerning classification accuracy. The recognition rates fluctuated between the individual gestures. This indicates that further fine tuning is needed to better train the classification software. However, it demonstrated that relatively cheap hardware can be used to create a control system for upper extremity prostheses. | en |
| dc.description.abstract | BACKGROUND: Based on mainly vascular diseases and traumatic injuries, around 40,000 upper limb amputations are performed annually worldwide. The affected persons are strongly impaired in their physical abilities by such an intervention. Through myoelectric prostheses, affected persons are able to recover some of their abilities. METHODS: In order to control such prostheses, a system is to be developed by which electromyographic (EMG) measurements on the upper extremities can be carried out. The data obtained in this way should then be processed to recognize different gestures. These EMG measurements are to be performed by means of a suitable microcontroller and afterwards processed and classified by adequate software. Finally, a model or prototype of a hand is to be created, which is controlled by means of the acquired data. RESULTS: The signals from the upper extremities were picked up by four MyoWare sensors and transmitted to a computer via an Arduino Uno microcontroller. The Signals were processed in quantized time windows using Matlab. By means of a neural network, the gestures were recognized and displayed both graphically and by a prosthesis. The achieved recognition rate was up to 87% across all gestures. CONCLUSION: With an increasing number of gestures to be detected, the functionality of a neural network exceeds that of any fuzzy logic concerning classification accuracy. The recognition rates fluctuated between the individual gestures. This indicates that further fine tuning is needed to better train the classification software. However, it demonstrated that relatively cheap hardware can be used to create a control system for upper extremity prostheses. | cs |
| dc.description.mark | A | cs |
| dc.identifier.citation | BRENNER, M. Aktivní protéza ruky [online]. Brno: Vysoké učení technické v Brně. Fakulta elektrotechniky a komunikačních technologií. 2019. | cs |
| dc.identifier.other | 115912 | cs |
| dc.identifier.uri | http://hdl.handle.net/11012/177527 | |
| dc.language.iso | en | cs |
| dc.publisher | Vysoké učení technické v Brně. Fakulta elektrotechniky a komunikačních technologií | cs |
| dc.rights | Standardní licenční smlouva - přístup k plnému textu bez omezení | cs |
| dc.subject | Upper limb prosthesis | en |
| dc.subject | EMG control | en |
| dc.subject | signal acquisition | en |
| dc.subject | neural network | en |
| dc.subject | gesture recognition | en |
| dc.subject | Upper limb prosthesis | cs |
| dc.subject | EMG control | cs |
| dc.subject | signal acquisition | cs |
| dc.subject | neural network | cs |
| dc.subject | gesture recognition | cs |
| dc.title | Aktivní protéza ruky | en |
| dc.title.alternative | Active prostetic hand | cs |
| dc.type | Text | cs |
| dc.type.driver | masterThesis | en |
| dc.type.evskp | diplomová práce | cs |
| dcterms.dateAccepted | 2019-06-06 | cs |
| dcterms.modified | 2019-06-07-08:18:51 | cs |
| eprints.affiliatedInstitution.faculty | Fakulta elektrotechniky a komunikačních technologií | cs |
| sync.item.dbid | 115912 | en |
| sync.item.dbtype | ZP | en |
| sync.item.insts | 2025.03.26 13:35:02 | en |
| sync.item.modts | 2025.01.15 16:47:01 | en |
| thesis.discipline | Biomedical and Ecological Engineering | cs |
| thesis.grantor | Vysoké učení technické v Brně. Fakulta elektrotechniky a komunikačních technologií. Ústav biomedicínského inženýrství | cs |
| thesis.level | Inženýrský | cs |
| thesis.name | Ing. | cs |
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