Overview
My research interests span atoms to applications, with a foundation centered in computer architecture and systems. I retired from Duke in the fall of 2024 and am enjoying time as a Visiting Researcher at Microsoft Research.
Current Appointments & Affiliations
Professor Emeritus of Computer Science
·
2024 - Present
Computer Science,
Trinity College of Arts & Sciences
Recent Publications
BigLittleMCA: A Spatially-Optimal Tiled Hardware Accelerator for MCMC Image Processing
Journal Article ACM Transactions on Architecture and Code Optimization · September 17, 2025 Markov-Chain Monte-Carlo (MCMC) algorithms offer a general framework for performing interpretable inference but have high overheads due to the computational complexity of the sampling process and the large number of samples required to produce an accurate ... Full text CiteBeethoven: A Heterogeneous Multi-Core Accelerator System Composer
Conference 2025 IEEE International Symposium on Performance Analysis of Systems and Software (ISPASS) · May 11, 2025 Full text CiteDense Server Design for Immersion Cooling
Journal Article ACM Transactions on Graphics · December 19, 2024 The growing demands for computational power in cloud computing have led to a significant increase in the deployment of high-performance servers. The growing power consumption of servers and the heat they produce is on track to outpace the capacity of conve ... Full text CiteRecent Grants
CSR: Small: Improving Cloud Services by Exploiting Synchronized Clocks and Software Defined Flash
ResearchPrincipal Investigator · Awarded by National Science Foundation · 2016 - 2021Accelerating Markov Chain Monte Carlo Inference
ResearchPrincipal Investigator · Awarded by Intel Corporation · 2018 - 2021XPS: CLCCA: Collaborative Research: Harnessing Highly Threaded Hardware for Server Workloads
ResearchPrincipal Investigator · Awarded by National Science Foundation · 2013 - 2019View All Grants
Education, Training & Certifications
University of Wisconsin, Madison ·
1995
Ph.D.
University of Wisconsin, Madison ·
1991
M.S.
University of Wisconsin, Madison ·
1989
B.S.