Scalable Architecture Lab

2026

IEEE VIS 2026

Visualize the Invisible: Exposing Causal Layers in GPU Performance Analysis through Milestone Abstractions

Yuanhuan Deng, Katherine E. Isaacs, Yifan Sun

AIxSET 2026

Mixing Models for Enhanced Robustness

Chris Thames, Yifan Sun

(Short paper.)

arXiv

ArchSim: Computer Architecture Simulation as a Service

Sabila Al Jannat, Wenhan Lyu, Le Khanh Trinh Mai, Huizhi Zhao, Zhuoyan Zheng, Katherine E. Isaacs, Yifan Sun

PDF

ASE 2026

TheBotCompany: Self-Organizing Multi-Agent Systems for Continuous Software Development

Wenhan Lyu, Yue Xiao, Yixuan Zhang, Yifan Sun

PDF

arXiv

Akita: A High Usability Simulation Framework for Computer Architecture

Sabila Al Jannat, Ying Li, Mengyang He, Xuzhong Wang, Huizhi Zhao, Jingxiang Sun, Daoxuan Xu, Enze Xu, Yifan Sun

PDF

GPGPU 2026

Did You Win the GPU Cloud Lottery? Benchmarking from TFLOPS to Tokens/$

Platon Slynko, Jay Lu, Jason Cornick, Laksh Sharma, Shou-Kai Cheng, Benjamin Cornick, Arthur O. Dias dos Santos, Caique Sobral, Carmen Li, Daoxuan Xu, Xinxin Mei, Yifan Sun

GPGPU 2026

RIPPLE: Ring-based Page Prefetching and Layered Translation for Wafer-Scale GPUs

Daoxuan Xu, Ying Li, Jie Ren, Yifan Sun

CHI 2026

Designing AI Peers for Collaborative Mathematical Problem Solving with Middle School Students: A Participatory Design Study

Wenhan Lyu, Yimeng Wang, Murong Yue, Yifan Sun, Jennifer Suh, Meredith Kier, Ziyu Yao, Yixuan Zhang

HPCA 2026

HDPAT: Hierarchical Distributed Page Address Translation for Wafer-Scale GPUs

Daoxuan Xu, Ying Li, Yuwei Sun, Jie Ren, Yifan Sun

PDF

HPCA 2026

QuCo: Efficient and Flexible Hardware-Driven Automatic Configuration of Tile Transfers in GPUs

Nicolas Meseguer, Daoxuan Xu, Yifan Sun, Michael Pellauer, José L. Abellán, Manuel E. Acacio

2025

CAMS 2025

DaisenBot: Human-AI Collaboration in GPU Performance Analysis with Multi-Modal AI Assistant

Enze Xu, Jeremy Coonley, Daoxuan Xu, Yifan Sun

PDF

L@S 2025

Will Your Next Pair Programming Partner Be Human? An Empirical Evaluation of Generative AI as a Collaborative Teammate in a Semester-Long Classroom Setting

Wenhan Lyu, Yimeng Wang, Yifan Sun, Yixuan Zhang

ISCA 2025

NetCrafter: Tailoring Network Traffic for Non-Uniform Bandwidth Multi-GPU Systems

Amel Fatima, Yang Yang, Yifan Sun, Rachata Ausavarungnirun, Adwait Jog

PDF

ISCA 2025

The Sparsity-Aware LazyGPU Architecture

Changxi Liu, Miao Yu, Yifan Sun, Trevor E. Carlson

PDF

ISCA 2025

TrioSim: A Lightweight Simulator for Large-Scale DNN Workloads on Multi-GPU Systems

Ying Li, Yuhui Bao, Gongyu Wang, Xinxin Mei, Pranav Vaid, Anandaroop Ghosh, Adwait Jog, Darius Bunandar, Ajay Joshi, Yifan Sun

PDF

Slides

ISPASS 2025

Luthier: A Dynamic Binary Instrumentation Framework Targeting AMD GPUs

Matin Raayai Ardakani, Andrew Nguyen, Ivan Rosales, Daoxuan Xu, Yuwei Sun, Yifan Sun, David Kaeli, Norm Rubin

GPGPU 2025

ACTA: Automatic Configuration of the Tensor Memory Accelerator for High-End GPUs.

Nicolás Meseguer, Yifan Sun, Michael Pellauer, José L. Abellán, Manuel E. Acacio

GPGPU 2025

Exploring the Wafer-Scale GPUs

Daoxuan Xu, Le Xu, Jie Ren, Yifan Sun

PDF

CEAI

Understanding the Practices, Perceptions, and (Dis)Trust of Generative AI among Instructors: A Mixed-methods Study in the U.S. Higher Education

Wenhan Lyu, Shuang Zhang, Tingting (Rachel) Chung, Yifan Sun, Yixuan Zhang

Book

Accelerated Computing with HIP, 2nd Edition

Yifan Sun, Sabila Al Jannat, Trinayan Baruah, David Kaeli

2024

MICRO 2024

Looking into the Black Box: Monitoring Computer Architecture Simulations in Real-Time with AkitaRTM

Ali Mosallaei, Katherine Isaacs, Yifan Sun

PDF

L@S 2024

Evaluating the Effectiveness of LLMs in Introductory Computer Science Education: A Semester-Long Field Study

Wenhan Lyu, Yimeng Wang, Tingting (Rachel) Chung, Yifan Sun, Yixuan Zhang

PDF

MOST 2024

Impact of Raindrops on Camera-Based Detection in Software-Defined Vehicles

Yichen Luo, Daoxuan Xu, Gang Zhou, Yifan Sun, Sidi Lu

PDF

ICNS 2024

A Survey of Artificial Intelligence Approaches to Safety and Mission-Critical Systems

Chris Thames, Yifan Sun

2023

MICRO 2023

Path Forward Beyond Simulators: Fast and Accurate GPU Execution Time Prediction for DNN Workloads

Ying Li, Yifan Sun, Adwait Jog

PDF

MICRO 2023

Photon: A Fine-grained Sampled Simulation Methodology for GPU Workloads

Changxi Liu, Yifan Sun, Trevor E. Carlson

PDF

TVCG

Visual Exploratory Analysis for Designing Large-Scale Network-on-Chip Architectures: A Domain Expert-Led Design Study

Shaoyu Wang (co-first author), Hang Yan (co-first author), Katherine E. Isaacs, Yifan Sun

PDF

ISPASS 2023

A Regression-based Model for End-to-End Latency Prediction for DNN Execution on GPUs

Ying Li, Yifan Sun, Adwait Jog

CAMS 2023

TraceSim: a Lightweight Simulator for Large-Scale DNN Workloads on Multi-GPU Systems

Ying Li, Yuhui Bao, Pranav Vaid, Gongyu Wang, Adwait Jog, Darius Bunandar, Ajay Joshi, Yifan Sun

2022

PACT 2022

NaviSim: A Highly Accurate GPU Simulator for AMD RDNA GPUs

Yuhui Bao, Yifan Sun, Zlatan Feric, Michael Tian Shen, Micah Weston, José L. Abellán, Trinayan Baruah, John Kim, Ajay Joshi, David Kaeli

PDF

Book

Accelerated Computing with HIP

Yifan Sun, Trinayan Baruah, David Kaeli

GPGPU 2022

Understanding Wafer-Scale GPU Performance using an Architectural Simulator

Chris Thames, Hang Yan, Yifan Sun

2021

EuroVis 2021

Daisen: A Framework for Visualizing Detailed GPU Execution

Yifan Sun, Yixuan Zhang, Ali Mosallaei, Michael D. Shah, Cody Dunne, David Kaeli

PDF

Video

Code

Lab News

[Aug 2026] Our short paper "Mixing Models for Enhanced Robustness" has been accepted by AIxSET 2026! Congrats Chris!
[Jul 2026] Our paper "Visualize the Invisible: Exposing Causal Layers in GPU Performance Analysis through Milestone Abstractions" has been accepted by IEEE VIS 2026 / TVCG!
[Jun 2026] Our paper "TheBotCompany: Self-Organizing Multi-Agent Systems for Continuous Software Development" has been accepted by ASE 2026! Congrats Wenhan!
[Mar 2026] Congratulations to Ying Li for winning the 2026 Stephen K. Park Graduate Research Award and the W&M International Student Achievement Award!
[Jan 2026] Our paper "Designing AI Peers for Collaborative Mathematical Problem Solving with Middle School Students: A Participatory Design Study" has been accepted by CHI 2026! Congrats Wenhan!
[Sep 2025] Our paper "HDPAT: Hierarchical Distributed Page Address Translation for Wafer-Scale GPUs" has been accepted by HPCA 2026! Congrats Daoxuan and Ying!
[Sep 2025] Our paper "QuCo: Efficient and Flexible Hardware-Driven Automatic Configuration of Tile Transfers in GPUs" has been accepted by HPCA 2026! Thanks to our collaborators from NVIDIA and the University of Murcia.
[Apr 2025] Our paper "Will Your Next Pair Programming Partner Be Human? An Empirical Evaluation of Generative AI as a Collaborative Teammate in a Semester-Long Classroom Setting" has been accepted by the 12th 2025 ACM Learning @ Scale Conference (L@S 2025)! Congrats Wenhan!
[Mar 2025] Our paper "TrioSim: A Lightweight Simulator for Large-Scale DNN Workloads on Multi-GPU Systems" has been accepted by the 52nd International Symposium on Computer Architecture (ISCA 2025)! Congrats Ying!
[Mar 2025] Two other papers have been accepted by ISCA 2025: "NetCrafter: Tailoring Network Traffic for Non-Uniform Bandwidth Multi-GPU Systems" and "The Sparsity-Aware LazyGPU Architecture". Thanks to our collaborators at UVA and NUS!
[Mar 2025] Our paper "Luthier: A Dynamic Binary Instrumentation Framework Targeting AMD GPUs" has been accepted by ISPASS 2025. Daoxuan and Yuwei have been involved in this project. Thanks to our collaborators at Northeastern University!
[Mar 2025] Our paper "Exploring the Wafer-Scale GPU" has been accepted by the GPGPU 2025 workshop and Daoxuan give a presentation at the workshop. Congrats Daoxuan!
[Jan 2025] Daoxuan Xu has achieved Ph.D. candidacy. Congrats Daoxuan!
[Jul 2024] Our paper "Looking into the Black Box: Monitoring Computer Architecture Simulations in Real-Time with AkitaRTM" has been accepted by the 57th IEEE/ACM International Symposium on Microarchitecture (MICRO '24')! Congrats Ali!
[Apr 2024] Our paper "Evaluating the Effectiveness of LLMs in Introductory Computer Science Education: A Semester-Long Field Study" has been accepted by the Tenth ACM Conference on Learning @ Scale (L@S '24') !
[Mar 2024] Our First Lightweight Community Workshop on Akita and MGPUSim has been successfully organized. Thank you all for participating in the event.
[Jan 2024] Our paper "Impact of Raindrops on Camera-Based Detection in Software-Defined Vehicles" has been accepted by the 2nd IEEE International Conference on Mobility: Operations, Services, and Technologies (MOST '24') !
[Jan 2024] Sabila Al Jannat has achieved Ph.D. candidacy. Congrats!
[Nov 2023] Our paper "Visual Exploratory Analysis for Designing Large-Scale Network-on-Chip Architectures: A Domain Expert-Led Design Study" has been accepted by TVCG!
[Sep 2023] Our paper "Path Forward Beyond Simulators: Fast and Accurate GPU Execution Time Prediction for DNN Workloads" has been accepted by MICRO 2023! Congrats Ying!
[Sep 2023] Our paper "Photon: A Fine-grained Sampled Simulation Methodology for GPU Workloads" has been accepted by MICRO 2023!
[Sep 2023] Daoxuan Xu has joined our lab as a Ph.D. student. Welcome!
[Mar 2023] Our NSF CCRI Proposal Enabling Computer Architecture Simulation as a Service has been awarded! Thanks to NSF and my collaborator Kate Isaacs!
[Feb 2023] Our NSF CRII Proposal Building Explainable Architecture with Simulation and Visualization Techniques has been awarded! Thank you NSF!
[Dec 2022] Our book Accelerated Computing with HIP is published! It is available on Amazon or Barnes & Noble.
[Aug 2022] Out CHIP dataset has been highlighted by the "Data Is Plural" column of FiveThirtyEight.