

{"id":71,"date":"2021-02-24T18:05:29","date_gmt":"2021-02-24T17:05:29","guid":{"rendered":"https:\/\/project.inria.fr\/ercgem\/?page_id=71"},"modified":"2025-02-13T12:05:26","modified_gmt":"2025-02-13T11:05:26","slug":"results","status":"publish","type":"page","link":"https:\/\/project.inria.fr\/ercgem\/results\/","title":{"rendered":"Results"},"content":{"rendered":"<p>The project led to a diverse set of results, implying multidisciplinary collaborations:<\/p>\n<table border=\"0\" cellspacing=\"10\" cellpadding=\"10\">\n<tbody>\n<tr>\n<td align=\"left\"><a href=\"https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/representative.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-122\" src=\"https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/representative-300x200.jpg\" alt=\"Comparison real \/ simulated fiber\" width=\"300\" height=\"200\" srcset=\"https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/representative-300x200.jpg 300w, https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/representative-768x512.jpg 768w, https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/representative-1024x683.jpg 1024w, https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/representative-150x100.jpg 150w, https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/representative.jpg 1500w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/td>\n<td>A new methodology for <a href=\"https:\/\/hal.inria.fr\/hal-03217459v2\">validating<\/a> quantitatively simulators of slender elastic structures and frictional contact. Our work includes validation of theory against experiments, the setting up of new scaling laws for validation, and a thorough benchmarking of popular simulators from graphics and mechanical engineering, against a suite of four selected validation protocols.<\/p>\n<p>&nbsp;<\/p>\n<p><em>Related publications &amp; communications:<\/em><\/p>\n<ul>\n<li>Romero et al. 2021, <a href=\"https:\/\/hal.inria.fr\/hal-03217459v2\" target=\"_blank\" rel=\"noopener\">Physical validation of simulators in Computer Graphics: A new framework dedicated to slender elastic structures and frictional contact<\/a>, ACM Transactions on Graphics 2021 (Proc. of ACM Siggraph 2021).<\/li>\n<li>Bertails-Descoubes 2021, &#8220;Physical validation of simulators made for Hollywood&#8221;, keynote presentation at the<a href=\"https:\/\/blog.espci.fr\/mephy\/2020-2\/\"> mini-workshop Rencontres du Non-Lin\u00e9aires 2021<\/a>.<\/li>\n<li>Bertails-Descoubes 2021, &#8220;<a href=\"https:\/\/www.polytechnique.edu\/fr\/content\/colloque-science-et-jeu-video-le-realisme-de-la-physique\">La physique dans les jeux vid\u00e9os<\/a>&#8220;, invited presentation (with David Louapre) at <a href=\"https:\/\/sciencexgames.fr\/colloque-science-et-jeu-video\/\">Colloque Sciences &amp; Games 2021<\/a>.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr>\n<td align=\"left\"><a href=\"https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/friction-exp-sim.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-113\" src=\"https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/friction-exp-sim-300x272.jpg\" alt=\"comparison between simulated piece of cloth and real one\" width=\"300\" height=\"272\" srcset=\"https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/friction-exp-sim-300x272.jpg 300w, https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/friction-exp-sim-768x695.jpg 768w, https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/friction-exp-sim-150x136.jpg 150w, https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/friction-exp-sim.jpg 908w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/td>\n<td>\n<hr>\n<p>A new non-invasive protocol for estimating material properties of cloth and friction during dynamic interaction, including <a href=\"https:\/\/hal.inria.fr\/hal-02511646\">cloth-solid<\/a> and cloth-cloth interaction. The method relies on a neural network fed only with simulated data, after a careful <a href=\"https:\/\/hal.inria.fr\/hal-03217459v2\">validation<\/a> of the simulator.<\/p>\n<p>&nbsp;<\/p>\n<p><em>Related publications &amp; communications:<\/em><\/p>\n<ul>\n<li>Rasheed 2021,<a href=\"https:\/\/hal.inria.fr\/tel-03501532v2\">&nbsp;Inverse Dynamic Modeling of Cloth \u2013 Deep Learning using Physics based Simulations<\/a>, PhD Thesis from Universit\u00e9 Grenoble Alpes.<\/li>\n<li>Rasheed et al. 2021, <a href=\"\/\/hal.inria.fr\/hal-03285624e\" target=\"_blank\" rel=\"noopener\">A Visual Approach to Measure Cloth-Body and Cloth-Cloth Friction<\/a>, IEEE PAMI 2021.<\/li>\n<li>Rasheed et al. 2020, <a href=\"https:\/\/hal.inria.fr\/hal-02511646\" target=\"_blank\" rel=\"noopener\">Learning to Measure the Static Friction Coefficient in Cloth Contact<\/a>, IEEE CVPR 2020.<\/li>\n<li>Rasheed et al. 2019, <a href=\"https:\/\/hal.inria.fr\/hal-01982257\" target=\"_blank\" rel=\"noopener\">Estimating friction in cloth, using simulation and machine learning<\/a>, APS March Meeting 2019.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr>\n<td align=\"left\"><a href=\"https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/projectiveDynamicsDryFrictionalContact.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-132\" src=\"https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/projectiveDynamicsDryFrictionalContact-300x239.jpg\" alt=\"Simulation of 3 layers of pieces of fabric over a sphere\" width=\"300\" height=\"239\" srcset=\"https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/projectiveDynamicsDryFrictionalContact-300x239.jpg 300w, https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/projectiveDynamicsDryFrictionalContact-768x612.jpg 768w, https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/projectiveDynamicsDryFrictionalContact-1024x817.jpg 1024w, https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/projectiveDynamicsDryFrictionalContact-150x120.jpg 150w, https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/projectiveDynamicsDryFrictionalContact.jpg 1254w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>&nbsp;<\/td>\n<td>\n<hr>\n<p>Two new accurate and fast frictional contact solvers for cloth:<\/p>\n<ul>\n<li><a href=\"https:\/\/hal.inria.fr\/hal-01834705\">Argus<\/a>, relying on a nodal and adaptive version of an implicit velocity-based formulation of the discrete nonsmooth frictional contact problem.<\/li>\n<li><a href=\"https:\/\/hal.inria.fr\/hal-02563307v2\">Projective Friction<\/a>, based on a light adaptation of the Projective Dynamics algorithm.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><em>Related publications &amp; communications:<\/em><\/p>\n<ul>\n<li>Ly et al. 2020, <a href=\"https:\/\/hal.inria.fr\/hal-02563307v2\" target=\"_blank\" rel=\"noopener\">Projective Dynamics with Dry Frictional Contact<\/a>, ACM Transactions on Graphics 2020 (Proc. of ACM Siggraph 2020).<\/li>\n<li>Li et al. 2018, <a href=\"https:\/\/hal.inria.fr\/hal-01834705\" target=\"_blank\" rel=\"noopener\">An Implicit Frictional Contact Solver for Adaptive Cloth Simulation<\/a>, ACM Transactions on Graphics 2018 (Proc. of ACM Siggraph 2018).<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr>\n<td align=\"left\"><a href=\"https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/Ruled.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-133\" src=\"https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/Ruled-300x270.png\" alt=\"Curved ribbon\" width=\"300\" height=\"270\" srcset=\"https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/Ruled-300x270.png 300w, https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/Ruled-768x691.png 768w, https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/Ruled-150x135.png 150w, https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/Ruled.png 1000w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/td>\n<td>\n<hr>\n<p>A new reduced discrete ribbon model, inspired from the super-clothoid model for thin elastic rods: elements are parameterized by a linear curvature and quadratic torsion. Developability of the mid-surface is accounted for by a constraint. The model has been validated against alternative (finite-differences) ribbon models and experiments.<\/p>\n<p>&nbsp;<\/p>\n<p><em>Related publications &amp; communications:<\/em><\/p>\n<ul>\n<li>Charrondi\u00e8re 2021,&nbsp;<a href=\"https:\/\/hal.inria.fr\/tel-03545017v2\">Mod\u00e9lisation num\u00e9rique de rubans par \u00e9l\u00e9ments en courbures<\/a>, PhD thesis from Universit\u00e9 Grenoble Alpes.<\/li>\n<li>Charrondi\u00e8re et al. 2020, <a href=\"https:\/\/hal.inria.fr\/hal-02515877v2\" target=\"_blank\" rel=\"noopener\">Numerical modeling of inextensible elastic ribbons with curvature-based elements<\/a>, CMAME 2020.<\/li>\n<li>Charrondi\u00e8re et al. 2019, <a href=\"https:\/\/hal.archives-ouvertes.fr\/hal-02384170\" target=\"_blank\" rel=\"noopener\">Mod\u00e9lisation num\u00e9rique de rubans en \u00e9l\u00e9ments de haut degr\u00e9<\/a>, Journ\u00e9es AFIG 2019 <strong>(best paper award)<\/strong>.<\/li>\n<li>Charrondi\u00e8re et al. 2019, <a href=\"https:\/\/hal.archives-ouvertes.fr\/hal-02384085\" target=\"_blank\" rel=\"noopener\">Mod\u00e9lisation num\u00e9rique de rubans en \u00e9l\u00e9ments de haut degr\u00e9<\/a>, CSMA 2019.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr>\n<td align=\"left\"><a href=\"https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/Pseudo_skirt2_ground_support_equi_contacts.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-118\" src=\"https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/Pseudo_skirt2_ground_support_equi_contacts-300x230.png\" alt=\"Pseudo skirt simulation showinf contact point over support\" width=\"300\" height=\"230\" srcset=\"https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/Pseudo_skirt2_ground_support_equi_contacts-300x230.png 300w, https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/Pseudo_skirt2_ground_support_equi_contacts-768x588.png 768w, https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/Pseudo_skirt2_ground_support_equi_contacts-150x115.png 150w, https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/Pseudo_skirt2_ground_support_equi_contacts.png 833w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/td>\n<td>\n<hr>\n<p>A new <a href=\"https:\/\/hal.inria.fr\/hal-01883655\">optimization procedure<\/a> for recovering the natural shape of cloth deformed by gravity and frictional contact.<\/p>\n<p>&nbsp;<\/p>\n<p><em>Related publications &amp; communications:<\/em><\/p>\n<ul>\n<li>Ly 2021,&nbsp;<a href=\"https:\/\/tel.archives-ouvertes.fr\/tel-03516830v3\">Static inverse modelling of cloth<\/a>, PhD thesis from Universit\u00e9 Grenoble Alpes.<\/li>\n<li>Ly et al. 2018, <a href=\"https:\/\/hal.inria.fr\/hal-01883655\" target=\"_blank\" rel=\"noopener\">Inverse Elastic Shell Design with Contact and Friction<\/a>, ACM Transactions on Graphics 2018 (Proc. of ACM Siggraph Asia 2018).<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr>\n<td align=\"left\"><a href=\"https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/paperProcAvignette.png\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-131 aligncenter\" src=\"https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/paperProcAvignette-168x300.png\" alt=\"Clothoid simulation\" width=\"168\" height=\"300\" srcset=\"https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/paperProcAvignette-168x300.png 168w, https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/paperProcAvignette-84x150.png 84w, https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/paperProcAvignette.png 368w\" sizes=\"auto, (max-width: 168px) 100vw, 168px\" \/><\/a><\/td>\n<td>\n<hr>\n<p>A <a href=\"https:\/\/hal.inria.fr\/hal-01827887\">theorem<\/a> of existence and uniqueness for the natural shape of a rod sagged under gravity.<\/p>\n<p>&nbsp;<\/p>\n<p><em>Related publications &amp; communications:<\/em><\/p>\n<ul>\n<li>Bertails-Descoubes et al. 2018, <a href=\"https:\/\/hal.inria.fr\/hal-01827887\" target=\"_blank\" rel=\"noopener\">Inverse design of an isotropic suspended Kirchhoff rod: theoretical and numerical results on the uniqueness of the natural shape<\/a>, Proc. of the Royal Society A 2018.<\/li>\n<li>Romero et al. 2019, <a href=\"https:\/\/hal.inria.fr\/hal-01981923\" target=\"_blank\" rel=\"noopener\">Inverse design of a suspended Kirchhoff rod: From theory to practice<\/a>, APS March Meeting 2019.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr>\n<td align=\"left\"><a href=\"https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/graphyzLogo.jpg\">, <img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-137\" src=\"https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/graphyzLogo-300x81.jpg\" alt=\"Graphyz logo\" width=\"300\" height=\"81\" srcset=\"https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/graphyzLogo-300x81.jpg 300w, https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/graphyzLogo-150x40.jpg 150w, https:\/\/project.inria.fr\/ercgem\/files\/2021\/06\/graphyzLogo.jpg 461w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/td>\n<td>\n<hr>\n<p>The creation of the first graphics-physics workshop: <a href=\"https:\/\/project.inria.fr\/graphyz\/\">Graphyz<\/a>.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><!--more--><\/p>","protected":false},"excerpt":{"rendered":"<p>The project led to a diverse set of results, implying multidisciplinary collaborations: A new methodology for validating quantitatively simulators of slender elastic structures and frictional contact. Our work includes validation of theory against experiments, the setting up of new scaling laws for validation, and a thorough benchmarking of popular simulators\u2026<\/p>\n<p> <a class=\"continue-reading-link\" href=\"https:\/\/project.inria.fr\/ercgem\/results\/\"><span>Continue reading<\/span><i class=\"crycon-right-dir\"><\/i><\/a> <\/p>\n","protected":false},"author":1612,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-71","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/project.inria.fr\/ercgem\/wp-json\/wp\/v2\/pages\/71","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/project.inria.fr\/ercgem\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/project.inria.fr\/ercgem\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/project.inria.fr\/ercgem\/wp-json\/wp\/v2\/users\/1612"}],"replies":[{"embeddable":true,"href":"https:\/\/project.inria.fr\/ercgem\/wp-json\/wp\/v2\/comments?post=71"}],"version-history":[{"count":36,"href":"https:\/\/project.inria.fr\/ercgem\/wp-json\/wp\/v2\/pages\/71\/revisions"}],"predecessor-version":[{"id":175,"href":"https:\/\/project.inria.fr\/ercgem\/wp-json\/wp\/v2\/pages\/71\/revisions\/175"}],"wp:attachment":[{"href":"https:\/\/project.inria.fr\/ercgem\/wp-json\/wp\/v2\/media?parent=71"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}