Workshop on Mixed-Precision Computation
Thursday, October 23, 2025 -
9:30 AM
Monday, October 20, 2025
Tuesday, October 21, 2025
Wednesday, October 22, 2025
Thursday, October 23, 2025
9:30 AM
Welcome & Goals
-
Salman Habib
(
CPS
)
Welcome & Goals
Salman Habib
(
CPS
)
9:30 AM - 9:40 AM
9:40 AM
Motivation
-
Paul Hovland
(
Argonne National Laboratory
)
Motivation
Paul Hovland
(
Argonne National Laboratory
)
9:40 AM - 10:00 AM
10:00 AM
A Record-and-Replay Workflow for Floating-Point Analysis of GPU Kernels
-
Esteban Rangel
(
CPS
)
A Record-and-Replay Workflow for Floating-Point Analysis of GPU Kernels
Esteban Rangel
(
CPS
)
10:00 AM - 10:15 AM
10:15 AM
Half Precision Wave Simulation
-
Longfei Gao
(
LCF
)
Half Precision Wave Simulation
Longfei Gao
(
LCF
)
10:15 AM - 10:30 AM
10:30 AM
Coffee Break
Coffee Break
10:30 AM - 11:00 AM
11:00 AM
Mixed-Precision Quasi-Newton Methods for Optimization
-
Sven Leyffer
(
Argonne National Laboratory
)
Mixed-Precision Quasi-Newton Methods for Optimization
Sven Leyffer
(
Argonne National Laboratory
)
11:00 AM - 11:15 AM
11:15 AM
What Makes Mixed Precision in PETSc Hard? Attempts, Failures, Successes, and Hopes
-
Junchao Zhang
(
MCS
)
What Makes Mixed Precision in PETSc Hard? Attempts, Failures, Successes, and Hopes
Junchao Zhang
(
MCS
)
11:15 AM - 11:30 AM
11:30 AM
Roundoff error prediction and correction using CENA and Poseidon
-
Jan Hückelheim
(
Argonne National Laboratory
)
Roundoff error prediction and correction using CENA and Poseidon
Jan Hückelheim
(
Argonne National Laboratory
)
11:30 AM - 12:00 PM
12:00 PM
Lunch
Lunch
12:00 PM - 1:00 PM
1:00 PM
Group Discussion: Next Generation Architectures
Group Discussion: Next Generation Architectures
1:00 PM - 2:00 PM
2:00 PM
Group Discussion: Methods and Tools
Group Discussion: Methods and Tools
2:00 PM - 3:00 PM
3:00 PM
Workshop Planning and Next Steps
-
Salman Habib
(
CPS
)
Workshop Planning and Next Steps
Salman Habib
(
CPS
)
3:00 PM - 3:15 PM