{"id":8477,"date":"2019-05-22T16:08:08","date_gmt":"2019-05-22T16:08:08","guid":{"rendered":"http:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/motor_noise\/"},"modified":"2019-05-22T16:08:08","modified_gmt":"2019-05-22T16:08:08","slug":"motor_noise","status":"publish","type":"post","link":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/motor_noise\/","title":{"rendered":"Motor noise"},"content":{"rendered":"<p>Excessive background neural activity in the motor system, resulting in difficulties in motor control and increased variation in movement response (e.g., from trial-to-trial). &nbsp;In fact, noise (i.e., random disturbances in signals) poses <a href=\"http:\/\/www.doc.ic.ac.uk\/~afaisal\/FaisalLab\/resources\/Faisal-2008Nat-Rev-Neurosci.pdf\" class=\"cc-route-enabled\" target=\"_self\" data-editable-link=\"http:\/\/www.doc.ic.ac.uk\/~afaisal\/FaisalLab\/resources\/Faisal-2008Nat-Rev-Neurosci.pdf&amp;target=_self\" rel=\"noopener noreferrer\">fundamental problems<\/a> for information processing and all aspects of nervous system functioning down to the cellular level. &nbsp;In terms of motor control,a better understanding of motor noise will provide new insights into how accurate movements are performed. &nbsp;The significance of motor noise seems to stem for a paper by <a href=\"http:\/\/cenzhao.wordpress.com\/2007\/10\/07\/paul-m-fitts\/\" class=\"cc-route-enabled\" target=\"_self\" data-editable-link=\"http:\/\/cenzhao.wordpress.com\/2007\/10\/07\/paul-m-fitts\/&amp;target=_self\" rel=\"noopener noreferrer\">Paul M. Fitts<\/a> (1912-1965), published in <a href=\"http:\/\/www.cs.washington.edu\/research\/projects\/grail42\/flight\/references\/fitts.pdf\" class=\"cc-route-enabled\" target=\"_self\" data-editable-link=\"http:\/\/www.cs.washington.edu\/research\/projects\/grail42\/flight\/references\/fitts.pdf&amp;target=_self\" rel=\"noopener noreferrer\">1954<\/a>, that revealed that there is a speed-sccuracy trade-off in that movements cannot be both fast and precise (and thereafter known as Fitts law). &nbsp;Motor noise has had little attention in research on <a href=\"http:\/\/www.sciencedirect.com\/science\/article\/pii\/S0273229704000498\" class=\"cc-route-enabled\" target=\"_self\" data-editable-link=\"http:\/\/www.sciencedirect.com\/science\/article\/pii\/S0273229704000498&amp;target=_self\" rel=\"noopener noreferrer\">child development<\/a>&nbsp;although the notion of <a href=\"http:\/\/jaymans.wordpress.com\/2012\/07\/17\/about-developmental-noise\/\" class=\"cc-route-enabled\" target=\"_self\" data-editable-link=\"http:\/\/jaymans.wordpress.com\/2012\/07\/17\/about-developmental-noise\/&amp;target=_self\" rel=\"noopener noreferrer\">developmental noise<\/a> has been a relatively prominent topic in developmental biology, especially with regard to the relationship between phenotype and genotype, as well as in the context of computational modeling. &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<\/p>\n<p>See <a href=\"computational_models\">Computational models<\/a>, <a href=\"genotype_and_phenotype\">Genotype and phenotype<\/a>, <a href=\"motor_control\">Motor control<\/a>, <a href=\"stochasticity\">Stochasticity<\/a><\/p>\n<p><\/p>\n<p><\/body><\/html><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Excessive background neural activity in the motor system, resulting in difficulties in motor control and increased variation in movement response (e.g., from trial-to-trial). &nbsp;In fact, noise (i.e., random disturbances in signals) poses fundamental problems for information processing and all aspects of nervous system functioning down to the cellular level. &nbsp;In terms of motor control,a better &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/motor_noise\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Motor noise&#8221;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[2],"class_list":["post-8477","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-glossary","entry"],"_links":{"self":[{"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/posts\/8477","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/comments?post=8477"}],"version-history":[{"count":0,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/posts\/8477\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/media?parent=8477"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/categories?post=8477"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/tags?post=8477"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}