{"id":{"repo_id":"wustl","oai_identifier":"oai:openscholarship.wustl.edu:etd-2211"},"canonical_url":"https://search.dev.ndltd.org/etd/wustl/oai:openscholarship.wustl.edu:etd-2211","repository":{"repo_id":"wustl","name":"Washington University in St. Louis","base_url":"https://openscholarship.wustl.edu/do/oai/"},"display":{"title":"EMG-EMG Coherence Analysis of Elbow and Shoulder Muscles","abstract":"Motor coordination can be described by the activation of a few intermuscular coordination patterns, or muscle synergies. Muscle synergy can be defined as a relatively fixed pattern of activation across a set of muscles. The neural mechanisms underlying muscle synergies remain to be fairly unknown. Through a muscle synergy study [13], co-activation in muscle pairs was discovered through a non-negative matrix factorization: NMF) analysis. In order to evaluate the same muscles under the frequency domain, coherence analysis: a correlational method) was used. Additionally, a comparison can be made to determine if the resulting muscle pairs overlap with the muscle pairs found through the synergy analysis. Using coherence analysis, it was evaluated whether muscle members co-activated within a muscle synergy are correlated in the frequency domain, suggesting a common fixed drive in the central nervous system.","abstract_html":"Motor coordination can be described by the activation of a few intermuscular coordination patterns, or muscle synergies. Muscle synergy can be defined as a relatively fixed pattern of activation across a set of muscles. The neural mechanisms underlying muscle synergies remain to be fairly unknown. Through a muscle synergy study [13], co-activation in muscle pairs was discovered through a non-negative matrix factorization: NMF) analysis. In order to evaluate the same muscles under the frequency domain, coherence analysis: a correlational method) was used. Additionally, a comparison can be made to determine if the resulting muscle pairs overlap with the muscle pairs found through the synergy analysis. Using coherence analysis, it was evaluated whether muscle members co-activated within a muscle synergy are correlated in the frequency domain, suggesting a common fixed drive in the central nervous system.","abstract_has_math":false,"creators":["Stephen, Manu"],"institution":null,"degree_name":"Master of Science (MS)","degree_level":"Thesis","degree_discipline":"Mechanical Engineering and Materials Science","degree_department":null,"school":null,"contributors":["David Peters"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2013,"date_issued":"2013-12-01T08:00:00Z","date_published":"2013-12-01T08:00:00Z","updated_at":"2026-07-24T06:13:31Z","subjects":["EMG","Mechanical Engineering"],"languages":["English (en)"],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier.doi","label":"DOI","values":["https://doi.org/10.7936/K7H41PHN"],"render_values":[{"text":"https://doi.org/10.7936/K7H41PHN","href":"https://doi.org/10.7936/K7H41PHN","code":true}]}]},"links":{"outbound_url":"https://openscholarship.wustl.edu/etd/1211","outbound_label":"Repository record","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["David Peters"]},{"key":"dc:creator","label":"Author","values":["Stephen, Manu"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.available","label":"Dc Date Available","values":["2014-03-10T07:00:00Z"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Mechanical Engineering and Materials Science"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Thesis"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Master of Science (MS)"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["EMG","Mechanical Engineering"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["English (en)"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["https://openscholarship.wustl.edu/etd/1211"]},{"key":"dc:identifier.doi","label":"DOI","values":["https://doi.org/10.7936/K7H41PHN"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["Motor coordination can be described by the activation of a few intermuscular coordination patterns, or muscle synergies. Muscle synergy can be defined as a relatively fixed pattern of activation across a set of muscles. The neural mechanisms underlying muscle synergies remain to be fairly unknown. Through a muscle synergy study [13], co-activation in muscle pairs was discovered through a non-negative matrix factorization: NMF) analysis. In order to evaluate the same muscles under the frequency domain, coherence analysis: a correlational method) was used. Additionally, a comparison can be made to determine if the resulting muscle pairs overlap with the muscle pairs found through the synergy analysis. Using coherence analysis, it was evaluated whether muscle members co-activated within a muscle synergy are correlated in the frequency domain, suggesting a common fixed drive in the central nervous system."]},{"key":"dc:title","label":"Title","values":["EMG-EMG Coherence Analysis of Elbow and Shoulder Muscles"]}]}],"canonical_facts":{"dc:contributor":["David Peters"],"dc:creator":["Stephen, Manu"],"dc:date.available":["2014-03-10T07:00:00Z"],"dc:description.abstract":["Motor coordination can be described by the activation of a few intermuscular coordination patterns, or muscle synergies. Muscle synergy can be defined as a relatively fixed pattern of activation across a set of muscles. The neural mechanisms underlying muscle synergies remain to be fairly unknown. Through a muscle synergy study [13], co-activation in muscle pairs was discovered through a non-negative matrix factorization: NMF) analysis. In order to evaluate the same muscles under the frequency domain, coherence analysis: a correlational method) was used. Additionally, a comparison can be made to determine if the resulting muscle pairs overlap with the muscle pairs found through the synergy analysis. Using coherence analysis, it was evaluated whether muscle members co-activated within a muscle synergy are correlated in the frequency domain, suggesting a common fixed drive in the central nervous system."],"dc:identifier":["https://openscholarship.wustl.edu/etd/1211"],"dc:identifier.doi":["https://doi.org/10.7936/K7H41PHN"],"dc:language":["English (en)"],"dc:subject":["EMG","Mechanical Engineering"],"dc:title":["EMG-EMG Coherence Analysis of Elbow and Shoulder Muscles"],"thesis:degree_discipline":["Mechanical Engineering and Materials Science"],"thesis:degree_level":["Thesis"],"thesis:degree_name":["Master of Science (MS)"]},"updated_at":"2026-07-24T06:13:31Z"}