activity
20242026
most citedLeveraging AI for Productive and Trustworthy HPC Software: Challenges and Research Directions

2 citations · 4 across the 12 of their papers we have counts for

collaborators

13 papers

cs.DC2026

Unstructured Hydrodynamics on Spatial Dataflow Architectures: A Joint Code and Data Decomposition Approach

Piotr Luczynski, Tal Ben-Nun, Leighton Wilson +1

Spatial Dataflow Architectures are an emerging hardware pattern in high-performance computing, whose mesh-connected fixed-memory processing elements are tailored for structured gri…

cs.LG2026

LongCoT: Benchmarking Long-Horizon Chain-of-Thought Reasoning

Sumeet Ramesh Motwani, Daniel Nichols, Charles London +17

As language models are increasingly deployed for complex autonomous tasks, their ability to reason accurately over longer horizons becomes critical. An essential component of this…

cs.DC2026

Record-Remix-Replay: Hierarchical GPU Kernel Optimization using Evolutionary Search

Daniel Nichols, Konstantinos Parasyris, Caetano Melone +3

As high-performance computing and AI workloads become increasingly dependent on GPUs, maintaining high performance across rapidly evolving hardware generations has become a major c…

cs.DC2025

Inductive Loop Analysis for Practical HPC Application Optimization

Philipp Schaad, Tal Ben-Nun, Patrick Iff +1

Scientific computing applications heavily rely on multi-level loop nests operating on multidimensional arrays. This presents multiple optimization opportunities from exploiting par…

cs.HC2025

VEIL: Reading Control Flow Graphs Like Code

Philipp Schaad, Tal Ben-Nun, Torsten Hoefler

Control flow graphs (CFGs) are essential tools for understanding program behavior, yet the size of real-world CFGs makes them difficult to interpret. With thousands of nodes and ed…

cs.DC2025

SpaDA: A Spatial Dataflow Architecture Programming Language

Lukas Gianinazzi, Tal Ben-Nun, Torsten Hoefler

Spatial dataflow architectures like the Cerebras Wafer-Scale Engine deliver exceptional performance in AI and scientific computing by distributing scratchpad memory across hundreds…

cs.AI2025

Modeling Code: Is Text All You Need?

Daniel Nichols, Konstantinos Parasyris, Harshitha Menon +4

Code LLMs have become extremely popular recently for modeling source code across a variety of tasks, such as generation, translation, and summarization. However, transformer-based…

cs.SE2025★ 2 cited

Leveraging AI for Productive and Trustworthy HPC Software: Challenges and Research Directions

Keita Teranishi, Harshitha Menon, William F. Godoy +25

We discuss the challenges and propose research directions for using AI to revolutionize the development of high-performance computing (HPC) software. AI technologies, in particular…

cs.DC2025

A Unifying Framework to Enable Artificial Intelligence in High Performance Computing Workflows

Jens Domke, Mohamed Wahib, Anshu Dubey +2

Current trends point to a future where large-scale scientific applications are tightly-coupled HPC/AI hybrids. Hence, we urgently need to invest in creating a seamless, scalable fr…

cs.LG2025

BOOM: Benchmarking Out-Of-distribution Molecular Property Predictions of Machine Learning Models

Evan R. Antoniuk, Shehtab Zaman, Tal Ben-Nun +10

Data-driven molecular discovery leverages artificial intelligence/machine learning (AI/ML) and generative modeling to filter and design novel molecules. Discovering novel molecules…

cs.LG2025

Trajectory Balance with Asynchrony: Decoupling Exploration and Learning for Fast, Scalable LLM Post-Training

Brian Bartoldson, Siddarth Venkatraman, James Diffenderfer +7

Reinforcement learning (RL) is a critical component of large language model (LLM) post-training. However, on-policy algorithms used for post-training are not naturally robust to a…

cs.LG2024

Lion Cub: Minimizing Communication Overhead in Distributed Lion

Satoki Ishikawa, Tal Ben-Nun, Brian Van Essen +2

Communication overhead is a key challenge in distributed deep learning, especially on slower Ethernet interconnects, and given current hardware trends, communication is likely to b…

cs.DC2024★ 2 cited

Low-Depth Spatial Tree Algorithms

Yves Baumann, Tal Ben-Nun, Maciej Besta +3

Contemporary accelerator designs exhibit a high degree of spatial localization, wherein two-dimensional physical distance determines communication costs between processing elements…