I am a Research Assistant Professor in the College of Computing at Illinois Tech, where I work closely with Prof. Xian-He Sun at Gnosis Research Center. My research spans several areas in Computer Architecture and High-Performance Systems, with a particular focus on optimizing memory hierarchies, enhancing data-centric designs, leveraging AI to improve system performance, and enabling efficient algorithm-hardware co-design.

Email: xlu40@iit.edu

Click here to see the up-to-date version of my CV.

Prospective students: I am looking for self-motivated students interested in computer architecture and working together at Gnosis Research Center. If you are interested, please feel free to email me your resume and transcripts.

Research Interests

I conduct research in Computer Architecture and High-Performance Systems, focusing on:

• Memory performance modeling
• Cache/memory performance optimizations
• Data-centric design for computer architecture
• AI-assisted design for computer architecture (AI for Systems)
• Efficient algorithm-hardware co-design for AI (Systems for AI)

Updates

• Apr 2025: Our paper ‘Pyramid: Accelerating LLM Inference with Cross-Level Processing-in-Memory’ has been accepted by the IEEE Computer Architecture Letters! Congrats to all collaborators!
• Aug 2024 Our paper ‘AceMiner: Accelerating Graph Pattern Matching using PIM with Optimized Cache System’ has been accepted by ICCD 2024! Congrats to all collaborators!
• May 2024 Xiaoyang was awarded with an DAC61 PhD Forum Travel Grant. Cheers!
• May 2024 Xiaoyang was selected by the Illinois Tech Computer Science Awards Committee to receive the Best Student Paper award for the 2023-2024 academic year! Cheers!
• May 2024 Xiaoyang’s dissertation ‘Utilizing Concurrent Data Accesses for Data-Driven and AI Applications’ has been accepted for the Ph.D. Forum at DAC 2024! Cheers!
• Mar 2024 Xiaoyang won the Best Poster Award at the 2024 College of Computing Poster Session of Illinois Tech! Cheers!
• Mar 2024 Xiaoyang was awarded with an ASPLOS Student Travel Grant. Cheers!
• Feb 2024 Our paper ‘ACES: Accelerating Sparse Matrix Multiplication with Adaptive Execution Flow and Concurrency-Aware Cache Optimizations’ has been accepted by ASPLOS 2024! Congrats to all collaborators! [accept rate 11.5%].

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