{"id":2109,"date":"2019-12-02T17:34:54","date_gmt":"2019-12-02T07:34:54","guid":{"rendered":"https:\/\/www.cognav.net\/?p=2109"},"modified":"2019-12-02T17:34:54","modified_gmt":"2019-12-02T07:34:54","slug":"how-the-spiking-neural-network-allows-for-navigation-through-an-environment-via-landmark-association-without-needing-gps","status":"publish","type":"post","link":"https:\/\/braininspirednavigation.com\/?p=2109","title":{"rendered":"How the Spiking Neural Network allows for navigation through an environment via landmark association without needing GPS?"},"content":{"rendered":"<p style=\"text-align: justify;\">Alexander Jones, Andrew Rush, Cory Merkel, Eric Herrmann, Ajey P. Jacob, Clare Thiem, Rashmi Jha.\u00a0<a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/S0925231219314894\"><strong>A neuromorphic SLAM architecture using gated-memristive synapses<\/strong><\/a>. Neurocomputing, 2019, https:\/\/doi.org\/10.1016\/j.neucom.2019.09.098.<\/p>\n<p style=\"text-align: justify;\">Abstract<br \/>\n&#8220;<strong><span style=\"color: #ff0000;\">Navigation in GPS-denied environments is a critical challenge for autonomous mobile platforms such as drones.<\/span><\/strong> The concept of simultaneous localization and mapping (SLAM) addresses this challenge through real-time mapping of the platform&#8217;s surroundings as it explores its environment. <strong><span style=\"color: #ff0000;\">The computational resources required for traditional SLAM implementations (e.g. graphical processing units) require large size, weight, and power overheads; making it infeasible to employ them in resource-constrained applications<\/span><\/strong>. This work <strong><span style=\"color: #ff0000;\">proposes a self-learning hardware architecture utilizing a novel gated-memristive device to address the implementation of SLAM in an energy-efficient manner<\/span><\/strong>. The <strong><span style=\"color: #ff0000;\">gated-memristive devices<\/span><\/strong> are <strong><span style=\"color: #ff0000;\">implemented as electronic synapses in tandem with novel low-energy spiking neurons to create a spiking neural network (SNN)<\/span><\/strong>. This work shows <strong><span style=\"color: #ff0000;\">how the SNN allows for navigation through an environment via landmark association without needing GPS<\/span><\/strong>. In the simple environment in which the network exists, it can successfully determine a direction in which <strong><span style=\"color: #ff0000;\">to navigate while only consuming 36 \u00b5W of power and only needing to be exposed to each landmark within the environment for 1-2ms in order to remember that location<\/span><\/strong>.&#8221;<\/p>\n<p style=\"text-align: justify;\">Keywords<br \/>\nSLAM; Gated-Memristors; Neuromorphic architecture; Associative learning<\/p>\n<p style=\"text-align: justify;\">Alexander Jones, Andrew Rush, Cory Merkel, Eric Herrmann, Ajey P. Jacob, Clare Thiem, Rashmi Jha.\u00a0<a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/S0925231219314894\"><strong>A neuromorphic SLAM architecture using gated-memristive synapses<\/strong><\/a>. Neurocomputing, 2019, https:\/\/doi.org\/10.1016\/j.neucom.2019.09.098.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Alexander Jones, Andrew Rush, Cory Merkel, Eric Herrmann, Ajey P. Jacob, Clare Thiem, Rashmi Jha.\u00a0A neuromorphic SLAM architecture using gated-memristive synapses. Neurocomputing, 2019, https:\/\/doi.org\/10.1016\/j.neucom.2019.09.098. Abstract &#8220;Navigation in GPS-denied environments is a critical challenge for autonomous mobile platforms such as drones. The concept of simultaneous localization and mapping (SLAM) addresses this challenge through real-time mapping of [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[126,114,96,420,346],"tags":[603,600,604,85,411,64,601,602],"_links":{"self":[{"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=\/wp\/v2\/posts\/2109"}],"collection":[{"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2109"}],"version-history":[{"count":1,"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=\/wp\/v2\/posts\/2109\/revisions"}],"predecessor-version":[{"id":2110,"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=\/wp\/v2\/posts\/2109\/revisions\/2110"}],"wp:attachment":[{"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2109"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2109"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2109"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}