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Howard Huang

PROFILE

Howard Huang

Worked on the rapidsai/cugraph repository to enhance Betweenness Centrality computation for large-scale graphs. Addressed correctness by fixing delta value updates, ensuring accurate centrality scores across multiple data types, and introduced comprehensive testing for robustness. Improved performance through frontier-based boundary detection using binary search and pre-allocated buffers. Later, implemented concurrent multi-source BFS and backward pass, enabling parallel Betweenness Centrality calculations for multiple sources and optimizing GPU utilization and memory usage. Refactored centrality logic for better maintainability and extensibility. Leveraged C++, CUDA, and advanced algorithm analysis to deliver scalable, high-throughput analytics for graph processing in GPU-accelerated environments.

Overall Statistics

Feature vs Bugs

50%Features

Repository Contributions

2Total
Bugs
1
Commits
2
Features
1
Lines of code
889
Activity Months2

Work History

September 2025

1 Commits • 1 Features

Sep 1, 2025

September 2025 monthly summary for rapidsai/cugraph focused on performance-oriented concurrency in centrality computation. Implemented multi-source BFS and backward pass for parallel Betweenness Centrality across multiple sources, refactored centrality logic, and achieved memory and GPU utilization improvements. This release centers on delivering scalable analytics for large graphs with improved throughput and maintainability.

July 2025

1 Commits

Jul 1, 2025

July 2025 monthly summary for rapidsai/cugraph focusing on Betweenness Centrality calculation improvements. Highlighted business value through correctness and performance improvements across large graphs, with robust testing and data-type coverage.

Activity

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Quality Metrics

Correctness90.0%
Maintainability80.0%
Architecture90.0%
Performance100.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

C++CUDA

Technical Skills

Algorithm AnalysisC++ DevelopmentCUDA C++CUDA ProgrammingGPU ComputingGraph AlgorithmsParallel AlgorithmsPerformance Optimization

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

rapidsai/cugraph

Jul 2025 Sep 2025
2 Months active

Languages Used

C++CUDA

Technical Skills

Algorithm AnalysisC++ DevelopmentCUDA ProgrammingGraph AlgorithmsPerformance OptimizationCUDA C++