David Reeves's Videos (Grasshopper) - Grasshopper 2019-09-22T23:09:10Z https://www.grasshopper3d.com/video/video/listForContributor?screenName=0n5g7c3x4gxut&rss=yes&xn_auth=no Diffusive Pathfinding tag:www.grasshopper3d.com,2016-11-22:2985220:Video:1643753 2016-11-22T02:12:06.392Z David Reeves https://www.grasshopper3d.com/profile/DavidReeves <a href="https://www.grasshopper3d.com/video/diffusive-pathfinding"><br /> <img alt="Thumbnail" height="135" src="https://storage.ning.com/topology/rest/1.0/file/get/2778199278?profile=original&amp;width=240&amp;height=135" width="240"></img><br /> </a> <br></br>Testing density-aware pathfinding within a potential field based crowd model. By using dynamic density values as weights within the calculation of geodesic distances, crowds are encouraged to explore alternative routes when direct ones become too congested. Based on approach presented by Treuille et al. in (1).<br></br> <br></br> (1)… <a href="https://www.grasshopper3d.com/video/diffusive-pathfinding"><br /> <img src="https://storage.ning.com/topology/rest/1.0/file/get/2778199278?profile=original&amp;width=240&amp;height=135" width="240" height="135" alt="Thumbnail" /><br /> </a><br />Testing density-aware pathfinding within a potential field based crowd model. By using dynamic density values as weights within the calculation of geodesic distances, crowds are encouraged to explore alternative routes when direct ones become too congested. Based on approach presented by Treuille et al. in (1).<br /> <br /> (1) <a href="http://grail.cs.washington.edu/projects/crowd-flows/">http://grail.cs.washington.edu/projects/crowd-flows/</a> Differential Growth tag:www.grasshopper3d.com,2016-03-24:2985220:Video:1491085 2016-03-24T01:49:53.864Z David Reeves https://www.grasshopper3d.com/profile/DavidReeves <a href="https://www.grasshopper3d.com/video/differential-growth-1"><br /> <img alt="Thumbnail" height="135" src="https://storage.ning.com/topology/rest/1.0/file/get/2778193757?profile=original&amp;width=240&amp;height=135" width="240"></img><br /> </a> <br></br>Varying mesh refinement parameters within a surface growth model inspired by the work of Nervous System (1), Andy Lomas (2), and deskriptiv (3).<br></br> <br></br> More info and source code @ <a href="http://spatialslur.com/differential-growth-3/">http://spatialslur.com/differential-growth-3/</a><br></br> <br></br> (1)… <a href="https://www.grasshopper3d.com/video/differential-growth-1"><br /> <img src="https://storage.ning.com/topology/rest/1.0/file/get/2778193757?profile=original&amp;width=240&amp;height=135" width="240" height="135" alt="Thumbnail" /><br /> </a><br />Varying mesh refinement parameters within a surface growth model inspired by the work of Nervous System (1), Andy Lomas (2), and deskriptiv (3).<br /> <br /> More info and source code @ <a href="http://spatialslur.com/differential-growth-3/">http://spatialslur.com/differential-growth-3/</a><br /> <br /> (1) <a href="http://n-e-r-v-o-u-s.com/projects/sets/floraform/">http://n-e-r-v-o-u-s.com/projects/sets/floraform/</a><br /> (2) <a href="http://www.andylomas.com/cellularFormImages.html">http://www.andylomas.com/cellularFormImages.html</a><br /> (3) <a href="https://www.youtube.com/watch?v=9HI8FerKr6Q">https://www.youtube.com/watch?v=9HI8FerKr6Q</a> Dendritic Growth tag:www.grasshopper3d.com,2016-02-05:2985220:Video:1455635 2016-02-05T15:34:20.385Z David Reeves https://www.grasshopper3d.com/profile/DavidReeves <a href="https://www.grasshopper3d.com/video/dendritic-growth"><br /> <img alt="Thumbnail" height="135" src="https://storage.ning.com/topology/rest/1.0/file/get/2778194777?profile=original&amp;width=240&amp;height=135" width="240"></img><br /> </a> <br></br>Phase field model of dendritic growth based on approach presented by Ryo Kobayashi in (1).<br></br> <br></br> More info and source code @ <a href="http://spatialslur.com/growing-dendrites/">http://spatialslur.com/growing-dendrites/</a><br></br> <br></br> (1)… <a href="https://www.grasshopper3d.com/video/dendritic-growth"><br /> <img src="https://storage.ning.com/topology/rest/1.0/file/get/2778194777?profile=original&amp;width=240&amp;height=135" width="240" height="135" alt="Thumbnail" /><br /> </a><br />Phase field model of dendritic growth based on approach presented by Ryo Kobayashi in (1).<br /> <br /> More info and source code @ <a href="http://spatialslur.com/growing-dendrites/">http://spatialslur.com/growing-dendrites/</a><br /> <br /> (1) <a href="http://projecteuclid.org/download/pdf_1/euclid.em/1062621004">http://projecteuclid.org/download/pdf_1/euclid.em/1062621004</a> Physarum Form Finding tag:www.grasshopper3d.com,2015-04-06:2985220:Video:1257567 2015-04-06T21:23:54.606Z David Reeves https://www.grasshopper3d.com/profile/DavidReeves <a href="https://www.grasshopper3d.com/video/physarum-form-finding"><br /> <img alt="Thumbnail" height="135" src="https://storage.ning.com/topology/rest/1.0/file/get/2778187581?profile=original&amp;width=240&amp;height=135" width="240"></img><br /> </a> <br></br>Form finding of minimal networks (Steiner trees) using a particle approximation of Physarum Polycephalum based on the work of Jeff Jones (1,2).<br></br> <br></br> (1) <a href="http://eprints.uwe.ac.uk/15260/1/artl.2010.16.2.pdf">http://eprints.uwe.ac.uk/15260/1/artl.2010.16.2.pdf</a><br></br> (2)… <a href="https://www.grasshopper3d.com/video/physarum-form-finding"><br /> <img src="https://storage.ning.com/topology/rest/1.0/file/get/2778187581?profile=original&amp;width=240&amp;height=135" width="240" height="135" alt="Thumbnail" /><br /> </a><br />Form finding of minimal networks (Steiner trees) using a particle approximation of Physarum Polycephalum based on the work of Jeff Jones (1,2).<br /> <br /> (1) <a href="http://eprints.uwe.ac.uk/15260/1/artl.2010.16.2.pdf">http://eprints.uwe.ac.uk/15260/1/artl.2010.16.2.pdf</a><br /> (2) <a href="http://eprints.uwe.ac.uk/20845/1/2011%20Naco%20uc09%20paper%20author%20copy.pdf">http://eprints.uwe.ac.uk/20845/1/2011%20Naco%20uc09%20paper%20author%20copy.pdf</a> K-Means Clustering tag:www.grasshopper3d.com,2014-11-09:2985220:Video:1164564 2014-11-09T00:59:11.576Z David Reeves https://www.grasshopper3d.com/profile/DavidReeves <a href="https://www.grasshopper3d.com/video/k-means-clustering"><br /> <img src="https://storage.ning.com/topology/rest/1.0/file/get/2778183627?profile=original&amp;width=240&amp;height=135" width="240" height="135" alt="Thumbnail" /><br /> </a><br />8 dimensional k-means clustering of ~16000 quadrilateral panels <a href="https://www.grasshopper3d.com/video/k-means-clustering"><br /> <img src="https://storage.ning.com/topology/rest/1.0/file/get/2778183627?profile=original&amp;width=240&amp;height=135" width="240" height="135" alt="Thumbnail" /><br /> </a><br />8 dimensional k-means clustering of ~16000 quadrilateral panels