facebookresearch/momentum
Feb 2025 – Oct 2025
2 Months active
Languages Used
C++Python
Technical Skills
C++EigenTemplate MetaprogrammingData ConversionNumerical Computing
Linguang Zhang
PROFILE
Linguang Zhang
Worked on stabilizing and improving the reliability of the facebookresearch/momentum repository by addressing critical bugs in numerical computing and data conversion flows. Focused on C++ and Python, the developer resolved a macOS-specific compilation issue in LimitErrorFunctionT by implementing a correct template cast for Eigen::Vector2<T>, enhancing cross-platform build safety. Additionally, improved the skeleton state conversion process by introducing explicit dtype handling to prevent implicit int64-to-float casting, which reduced runtime errors during model graph conversion. These targeted fixes strengthened type safety, improved code portability, and laid the groundwork for more robust numerical processing within the momentum codebase.
Overall Statistics
Feature vs Bugs
0%Features
Repository Contributions
2Total
Bugs
2
Commits
2
Features
0
Lines of code
12
Activity Months2
Your Network
3153 peopleSame Organization
@meta.com3078
Peter RongMember
Zain RizviMember
Aaditya NairMember
Aahan AggarwalMember
Aliaksei AndreyeuMember
Arjun ChaturvediMember
Aaron FarberMember
Aaron PollackMember
Aaryaman SagarMember
Shared Repositories
75
Andreas ForsterMember
Alec DutchMember
Filippo ArcaduMember
Brian WaltersMember
Bogdan MorosanuMember
Bowie ChenMember
Chris TwiggMember
Clark KangMember
Carsten StollMember
Work History
October 2025
1 Commits
Oct 1, 2025October 2025 performance summary for facebookresearch/momentum focusing on stability and numerical robustness in the skeleton state conversion flow. Implemented explicit dtype handling to prevent implicit int64 to fp32 casts, addressing a root cause of graph-lowering errors and improving robustness across models and devices. This work reduces runtime casting-related failures, enables more reliable experimentation, and sets the stage for future type-safety improvements. Key commit involved: 275bf152cb5999a80e29f2d0211052d3a9992892 ("avoid int64 to float casting (#65)").
1 Commits
Oct 1, 2025October 2025 performance summary for facebookresearch/momentum focusing on stability and numerical robustness in the skeleton state conversion flow. Implemented explicit dtype handling to prevent implicit int64 to fp32 casts, addressing a root cause of graph-lowering errors and improving robustness across models and devices. This work reduces runtime casting-related failures, enables more reliable experimentation, and sets the stage for future type-safety improvements. Key commit involved: 275bf152cb5999a80e29f2d0211052d3a9992892 ("avoid int64 to float casting (#65)").
October 2025
February 2025
1 Commits
Feb 1, 2025February 2025: Stabilized the Momentum build in the facebookresearch/momentum repository by fixing a compilation issue in LimitErrorFunctionT related to incorrect casting of Eigen::Vector2<T> to the template type T. The fix uses a proper template cast for vec2f, addressing a macOS CI coverage gap that could cause silent build failures. This patch improves cross-platform reliability and reduces downstream risk.
February 2025
1 Commits
Feb 1, 2025February 2025: Stabilized the Momentum build in the facebookresearch/momentum repository by fixing a compilation issue in LimitErrorFunctionT related to incorrect casting of Eigen::Vector2<T> to the template type T. The fix uses a proper template cast for vec2f, addressing a macOS CI coverage gap that could cause silent build failures. This patch improves cross-platform reliability and reduces downstream risk.
Activity
Loading activity data...
Quality Metrics
Correctness100.0%
Maintainability100.0%
Architecture100.0%
Performance100.0%
AI Usage20.0%
Skills & Technologies
Programming Languages
C++Python
Technical Skills
C++Data ConversionEigenNumerical ComputingTemplate Metaprogramming
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline