Department of Electrical Engineering & Computer Science

Computer Architecture Laboratory

                         UCF EECS Department Building:
                           Harris Engineering Center-242

Ronald F. DeMara

                                                                   Director:
                                                   Professor Ronald F. DeMara

Ronald F. DeMara


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    Recent Publications:
  1. 06 August 2018: Our paper “BGIM: Bit-Grained Instant-on Memory Cell for Sleep Power Critical Mobile Applications,” accepted to IEEE International Conference on Computer Design (ICCD-2018).
  2. 03 August 2018: Our paper “SNRA: A Spintronic Neuromorphic Reconfigurable Array for In-Circuit Training and Evaluation of Deep Belief Networks,” accepted to IEEE International Conference on Rebooting Computing (ICRC-2018).
  3. 02 July 2018: Our paper with Dr. Tian “Lockdown Computerized Testing Interwoven with Rapid Remediation: A Crossover Study within a Mechanical Engineering Core Course,” accepted to IEEE Frontiers in Education (FIE-2018) conference.
  4. 26 June 2018: Our paper “Energy-Aware Adaptive Rate and Resolution Sampling of Spectrally Sparse Signals Leveraging VCMA-MTJ Devices,” accepted to IEEE Journal on Emerging and Selected Topics in Circuits and Systems' Special Issue on Energy-Quality Scalable Circuits and Systems.
  5. 24 May 2018: Our paper “Low-Energy Deep Belief Networks using Intrinsic Sigmoidal Spintronic-based Probabilistic Neurons,” received certificate as Best Paper Award nominee and was ranked 2nd of 161 technical submissions at 28th ACM Great Lakes Symposium on VLSI (GLSVLSI).
  6. 06 May 2018: Our paper with Dr. Fan and Dr. Han “Majority-Based Spin-CMOS Primitives for Approximate Computing,” accepted to IEEE Transactions on Nanotechnology (TNANO).
  7. 01 May 2018: Our paper “Non-Volatile Memory Trends: Toward Improving Density and Energy Profiles Across the System Stack,” appeared in monthly issue of IEEE Computer magazine.
  8. 30 April 2018: Our paper “Low-Energy Deep Belief Networks using Intrinsic Sigmoidal Spintronic-based Probabilistic Neurons,” selected as Best Paper Award nominee (6 of 161 submissions) at 28th ACM Great Lakes Symposium on VLSI (GLSVLSI).
  9. 25 March 2018: Our paper “High-Performance Double Node Upset-Tolerant Non-Volatile Flip-Flop Design,” accepted to IEEE SoutheastCon 2018 (SECon-2018).
  10. 25 March 2018: Our paper “Scalable Delivery and Remediation of Engineering Assessments using Computer-Based Testing,” accepted to IEEE SoutheastCon 2018 (SECon-2018).
  11. 25 March 2018: Our paper “An Analysis of Voltage-Driven Spintronic Device Concatenation Through Spin Pumping,” accepted to IEEE SoutheastCon 2018 (SECon-2018).
  12. 15 March 2018: Our paper with Dr. Montuschi “Non-Volatile Memory Trends: Toward Improving Density and Energy Profiles across the System Stack” accepted to Computer (a.k.a. IEEE Computer Magazine).
  13. 14 March 2018: Our abstract with Dr. Tian “Lockdown Computerized Testing Interwoven with Rapid Remediation: A Crossover Study within a Mechanical Engineering Core Course” accepted to IEEE Conference on Frontiers in Education (FIE-18).
  14. 04 March 2018: Our paper with Dr. Tian “High-Fidelity Digitized Assessment of Heat Transfer Fundamentals using a Tiered Delivery Strategy” accepted to ASEE National Annual Conference & Exposition (ASEE-18).
  15. 28 February 2018: Our paper “Self-Organized Sub-bank SHE-MRAM-based LLC: An Energy-Efficient and Variation-Immune Read and Write Architecture” accepted to Integration, the VLSI Journal.
  16. 26 February 2018: Our paper Read-Tuned STT-RAM and eDRAM Cache Hierarchies for Throughput and Energy Optimization” accepted to IEEE Access.
  17. 21 February 2018: Our paper “Low-Energy Deep Belief Networks using Intrinsic Sigmoidal Spintronic-based Probabilistic Neurons” accepted to 28th ACM Great Lakes Symposium on VLSI (GLSVLSI).
  18. 21 February 2018: Our paper “Logic-Encrypted Synthesis for Energy-Harvesting-Powered Spintronic-Embedded Datapath Design” accepted to 28th ACM Great Lakes Symposium on VLSI (GLSVLSI).
  19. 13 February 2018: Our paper “Hybrid Spin-CMOS Stochastic Spiking Neuron for High-Speed Emulation of In-Vivo Neuron Dynamics” accepted to IET Computers & Digital Techniques.
  20. 14 January 2018: Our paper “NV-Clustering: Normally-Off Computing Using Non-Volatile Datapaths” accepted to IEEE Transactions on Computers.
  21. 11 January 2018: Our paper “Mitigating Process Variability for Non-Volatile Cache Resilience and Yield” accepted to IEEE Transactions on Emerging Topics in Computing special issue on Reliability-aware Design and Analysis Methods for Digital Systems: from Gate to System Level.
  22. 02 January 2018: Our paper with Oakridge National Lab “Self-Organizing Middleware for Extreme Heterogeneity: The Role of Technology-Oblivious Machine Learning Approaches towards Metamorphic HPC” accepted to DOE ASCR Extreme Heterogeneity Workshop.
  23. 02 January 2018: Our paper "Heterogeneous Technology Configurable Fabrics: A Field-Programmable Paradigm for Leveraging Post-CMOS Devices in HPC” accepted to DOE ASCR Extreme Heterogeneity Workshop.
    • Advancement and Congratulations:
    • 04 August 2018: Professor DeMara to serve as Technical Program Committee of the IEEE Symposium Series On Computational Intelligence (SSCI-2018).
    • 25 Julay 2018: Professor DeMara appointed as the IEEE Computer Society chair of the IPSJ/IEEE Computer Society Young Computer Researcher Award Committee.
    • 18 May 2018: Professor DeMara designated as the inaugural "Faculty Fellow of Digital Learning" for university-wide appointment at the University of Central Florida to facilitate Technology-Enhanced Learning in STEM programs across campus.
    • 03 April 2018: Congratulations to Ramtin Zand for receiving the Daniel D. Hammond Engineering Endowed Scholarship.
    • 03 April 2018: Congratulations to Ramtin Zand for receiving the Alireza Seyedi Doctoral Research Innovation Endowed Scholarship.
    • 03 April 2018: Congratulations to Soheil Salehi for receiving the David T. & Jane M. Donaldson Memorial Scholarship.
    • 03 April 2018: Congratulations to Arman Roohi for receiving the Frank Hubbard Engineering Endowed Scholarship.
    • 03 April 2018: Congratulations to Adedoyin Adepegba for receiving the Daniel D. Hammond Engineering Endowed Scholarship.
    • 06 February 2018: Professor DeMara to serve as as Member-at-Large of the IEEE Computer Society Awards Committee.
    • Press Release:
    • 19 July 2018:  NSF DRL Division awarded grant #1825007 titled  "Synthesis and Design Workshop: Digitally-Mediated Team Learning" in conjunction with Co-Investigators at UCF, WPI, and Colorado School of Mines. Professor DeMara will lead the white paper development to identify 1-, 3-, and 5+ year research spanning instructional technologies for learner design teams, learning analytics to personalize and adapt peer learning, and collaborative learning technologies to broaden participation. A number of travel stipends are also available for researchers to participate.
    • 12 September 2017: Semiconductor Research Corporation (SRC) Center established for Probabilistic Spin Logic in conjunction with Investigators at Purdue University, Berkeley, and UMN totaling $1.2M across three institutions. The UCF Computer Architecture Lab will conduct "Theme 4: Architectures and Systems from Probabilistic Spin Circuits to Benchmarking."
    • 12 September 2017: NSF CCF Division awarded grant# 1739635 titled "E2CDA: Type I: Probabilistic Spin Logic for Low-Energy Boolean and Non-Boolean Computing," in conjunction with Investigators at Purdue University, Berkeley, and UMN, as an NSF research project spanning October 2017 through September 2020 totaling $2.5M across three institutions. The UCF Computer Architecture Lab will conduct the Architectural and System Performance research elements on novel approaches for post-CMOS energy-efficient computing.
    • 24 April 2017: Drs. Chen, Hartshorne, and DeMara received $10K QEP funding for a 2-year project titled "Incorporating Career-Readiness Learning in Foundational STEM Curricula via Integrative Assessments".
    • 9 Dec 2016: Professor DeMara's proposed initiative "EPC 120-seat Expansion" funded for $275,000 in facilities and equipment from UCF Technology Fee Program.
    • 15 April 2016: Professor DeMara's proposed initiative "EPC Initiatives to Transform STEM Learning" was funded for $300,000 in 2016-2017. He will direct ten faculty, five Ph.D. students, and the manager staff members spanning both research and delivery aspects across this project.
    • 14 April 2016: Professor DeMara is confirmed to deliver his Mixed-Mode gate course "EEL3801: Computer Organziation" commencing in the Summer 2016 semester. With over two years of content development, it is one of the first comprehensive "Flipped-Delivery Mode" undergraduate gateway courses integrating the EPC infrastructures in the BLUESHIFT learning pedagogy, with mixed online/live technology-enhanced delivery, and tightly-interwoven laboratory experiences in a rapid-feedback loop.
    • 9 Feb 2016: Professor DeMara awarded Trusted IoT using Cross-layer Leveraging of Reconfigurable Device Signatures from Florida Cybersecurity Center.
University of Central Florida