Merge pull request #47 from Adversarr/main

Second-order Stencil Descent for Interior-point Hyperelasticity

hierarchy.yml

@@ -49,11 +49,13 @@ rootHierarchy:
     - name: Simulation
       children:
         - name: Sensitivity analysis
+        - name: GPU Acceleration
         - name: Differentiable Simulation 
         - name: Robotics
         - name: Particle-based Method 
         - name: Smoothed Particle Hydrodynamics
         - name: Fluid Solid Coupling
+        - name: Incremental Potential Contact
         - name: Learning-based Simulation
         - name: Fluid Simulation
         - name: Position Based Dynamics

paperSources/SIGGRAPH.yml

@@ -17,6 +17,7 @@ papers:
   2023:
     - name: 'A Contact Proxy Splitting Method for Lagrangian Solid-Fluid Coupling'
     - name: 'Neural Partitioning Pyramids for Denoising Monte Carlo Renderings'
+    - name: 'Second-order Stencil Descent for Interior-point Hyperelasticity'
     - name: 'Inverse Global Illumination using a Neural Radiometric Prior'
     - name: 'Neural Parametric Mixtures for Path Guiding'
     - name: 'NeRO: Neural Geometry and BRDF Reconstruction of Reflective Objects from Multiview Images'

papers/EG/sph_tutorial.md

@@ -1,4 +1,3 @@
-
 ---
 layout: 'paper-reading'
 papertitle: 'Smoothed Particle Hydrodynamics Techniques for the Physics Based Simulation of Fluids and Solids'

papers/SIGGRAPH/2023/A Contact Proxy Splitting Method for Lagrangian Solid-Fluid Coupling.md

@@ -4,7 +4,7 @@ papertitle: 'A Contact Proxy Splitting Method for Lagrangian Solid-Fluid Couplin
 paperauthors: Tianyi Xie, Minchen Li, Yin Yang, and Chenfanfu Jiang
 papersource: 'SIGGRAPH'
 paperurl: 'https://drive.google.com/uc?export=view&id=1Nv47RP2tNunw3w7-eZy3qNu3InXRPB2q'
-papertags:  Finite Element Method, Particle-based Method, Smoothed Particle Hydrodynamics, Fluid Solid Coupling
+papertags:  Finite Element Method, Particle-based Method, Smoothed Particle Hydrodynamics, Fluid Solid Coupling, Incremental Potential Contact
 date: 2023-06-09
 ---
 

papers/SIGGRAPH/2023/Second-order stencil descent.md

@@ -0,0 +1,15 @@
+---
+layout: 'paper-reading'
+papertitle: 'Second-order Stencil Descent for Interior-point Hyperelasticity'
+paperauthors: LEI LAN, MINCHEN LI, CHENFANFU JIANG, HUAMIN WANG, YIN YANG,
+papersource: 'SIGGRAPH'
+paperurl: 'https://drive.google.com/uc?export=view&id=1PRp8vmH_62MfqXmtq4-Jlo_X_43FSn7X'
+papertags:  Finite Element Method, Incremental Potential Contact, GPU Acceleration
+date: 2023-9-02
+---
+
+基本信息：
+
+- 简介：本文在GPU上实现了基于IPC内点法的有限元超弹性模拟算法，旨在利用GPU加速和内点法，来提高同时处理碰撞和接触约束的有限元法模拟算法的效率。文章提出的算法利用在局部利用Hessian进行迭代求解，全局使用并行计算，确保目标函数能够快速收敛，并使用互补着色和混合扫描方案来充分利用GPU计算能力。此外，文章还提出了一种专门的预热过程，用于改善迭代初值并提高算法的收敛速度和稳定性。
+- 视频：[youtube](https://www.youtube.com/watch?v=k3e8ZMfLBRc)
+- 讨论班：2023-09-02