Physics Simulation

Modulus Physics-ML Model Framework NVIDIA Modulus is a framework for developing physics-ML models appropriate for digital twins and other sophisticated applications. Modulus was previously referred to as “SimNet”. Post your questions and comments here pertaining to Modulus, and see what fellow users are doing with the framework.

Topic	Replies	Views	Activity
Unclear viscosity and density units Technical Support (Modulus Only)	3	500	June 5, 2023
Validation Data Not Following Constraints Technical Support (Modulus Only)	0	2	June 5, 2023
How to separate losses of the same quantity Technical Support (Modulus Only)	2	46	June 4, 2023
How to use multi-GPUs on a single mechine to run the cases in Modulus Technical Support (Modulus Only)	7	247	June 4, 2023
K-e turbulence model Technical Support (Modulus Only)	2	64	June 3, 2023
How to use the moving time window method when solving a convective heat transfer problem Technical Support (Modulus Only)	1	35	June 3, 2023
Cannot Call Validation Data from Another Python File Technical Support (Modulus Only)	4	97	June 1, 2023
Adding an argument to slv.solve() for prediction of trained model Technical Support (Modulus Only)	6	131	June 1, 2023
How to apply a different geometry to a trained model? Technical Support (Modulus Only) modulus	5	140	June 1, 2023
Query regarding acceptable GPU for modulus installation Technical Support (Modulus Only)	3	77	May 31, 2023
Cannot git clone Modulus Technical Support (Modulus Only)	2	70	May 31, 2023
IntegralBoundaryConstraint leads to constant loss Technical Support (Modulus Only) modulus	3	80	May 30, 2023
Parametrization of an ODE coefficient Technical Support (Modulus Only)	6	179	May 30, 2023
Best way to debug modulus code? Technical Support (Modulus Only)	2	127	May 30, 2023
Lbfgs optimizer set the initial state as the final state Report a Bug (Modulus Only)	1	86	May 26, 2023
Nvidia Modulus Documentation for a Beginner Technical Support (Modulus Only)	4	119	May 26, 2023
Parameterised tessellation very GPU memory intensive, any suggestions? Technical Support (Modulus Only) gpu , modulus	3	406	May 26, 2023
GPUs parallel, program does not exit after training Report a Bug (Modulus Only)	4	190	May 26, 2023
Modulus-Sym examples _ ldc error Technical Support (Modulus Only)	5	140	May 26, 2023
Bugs, Feature Requests and Contributions to Modulus News With the recent open-sourced release of Modulus, we encourage users to file the following tickets on our Github page: Bugs Feature requests Contributions Note to use the repo for the respective package you are working…	3	81	May 25, 2023
Deploying/using a trained model \| Post-Training Technical Support (Modulus Only)	2	184	May 25, 2023
How to set a global seed to repeat the result? Technical Support (Modulus Only)	2	191	May 24, 2023
Bfgs config error: Key 'max_iters' not in 'OptimizerConf' Report a Bug (Modulus Only)	2	168	May 24, 2023
Recurrent neutral with a bi-LSTM in NVIDIA Modulus Report a Bug (Modulus Only) python	1	231	May 24, 2023
Error when applying k-e model to flow over airfoil problem Technical Support (Modulus Only)	3	394	May 24, 2023
Modulus vs modulus-sym & Post-processing (using the model after training) Technical Support (Modulus Only)	1	145	May 24, 2023
PDE Based Training of New Models in Modulus Core Technical Support (Modulus Only)	1	102	May 24, 2023
How to plot the error between Modulus and Validation data? Technical Support (Modulus Only) modulus	3	176	May 24, 2023
Error Calculation (Difference Between True Solution and Prediction) Technical Support (Modulus Only)	1	159	May 24, 2023
Three_fin_3d example cannot run Report a Bug (Modulus Only)	2	165	May 24, 2023