Dr. Tobias Wiersema
Former
Former
Phone:
+49 5251 60-4343
Fax (External):
+49 5251 60-4250
E-mail:
Office:
O3.125
Office hours:
by appointment
Web:
Visitor:
Pohlweg 51
33098 Paderborn
33098 Paderborn
Publications
Latest Publications
Search Space Characterization for Approximate Logic Synthesis
L.M. Witschen, T. Wiersema, L.D. Reuter, M. Platzner, in: 2022 59th ACM/IEEE Design Automation Conference (DAC), n.d.
MUSCAT: MUS-based Circuit Approximation Technique
L.M. Witschen, T. Wiersema, M. Artmann, M. Platzner, in: Design, Automation and Test in Europe (DATE), n.d.
Guaranteeing Properties of Reconfigurable Hardware Circuits with Proof-Carrying Hardware
T. Wiersema, Guaranteeing Properties of Reconfigurable Hardware Circuits with Proof-Carrying Hardware, Paderborn University, Paderborn, 2021.
Timing Optimization for Virtual FPGA Configurations
L.M. Witschen, T. Wiersema, M. Raeisi Nafchi, A. Bockhorn, M. Platzner, in: F. Hannig, S. Derrien, P. Diniz, D. Chillet (Eds.), Proceedings of International Symposium on Applied Reconfigurable Computing (ARC’21), Springer Lecture Notes in Computer Science, n.d.
Software/Hardware Co-Verification for Custom Instruction Set Processors
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M.-C. Jakobs, F. Pauck, M. Platzner, H. Wehrheim, T. Wiersema, IEEE Access (2021).
Research interests
I am currently working mainly on Proof-Carrying Hardware Services and virtual FPGAs.
Search Space Characterization for Approximate Logic Synthesis
L.M. Witschen, T. Wiersema, L.D. Reuter, M. Platzner, in: 2022 59th ACM/IEEE Design Automation Conference (DAC), n.d.
MUSCAT: MUS-based Circuit Approximation Technique
L.M. Witschen, T. Wiersema, M. Artmann, M. Platzner, in: Design, Automation and Test in Europe (DATE), n.d.
Guaranteeing Properties of Reconfigurable Hardware Circuits with Proof-Carrying Hardware
T. Wiersema, Guaranteeing Properties of Reconfigurable Hardware Circuits with Proof-Carrying Hardware, Paderborn University, Paderborn, 2021.
Timing Optimization for Virtual FPGA Configurations
L.M. Witschen, T. Wiersema, M. Raeisi Nafchi, A. Bockhorn, M. Platzner, in: F. Hannig, S. Derrien, P. Diniz, D. Chillet (Eds.), Proceedings of International Symposium on Applied Reconfigurable Computing (ARC’21), Springer Lecture Notes in Computer Science, n.d.
Software/Hardware Co-Verification for Custom Instruction Set Processors
M.-C. Jakobs, F. Pauck, M. Platzner, H. Wehrheim, T. Wiersema, IEEE Access (2021).
Malicious Routing: Circumventing Bitstream-level Verification for FPGAs
Q.A. Ahmed, T. Wiersema, M. Platzner, in: 2021 Design, Automation & Test in Europe Conference & Exhibition (DATE), 2021 Design, Automation and Test in Europe Conference (DATE), Alpexpo | Grenoble, France, 2021.
Proof-carrying Approximate Circuits
L.M. Witschen, T. Wiersema, M. Platzner, IEEE Transactions On Very Large Scale Integration Systems 28 (2020) 2084–2088.
Search Space Characterization for AxC Synthesis
L.M. Witschen, T. Wiersema, M. Platzner, Fifth Workshop on Approximate Computing (AxC 2020) (n.d.).
CIRCA: Towards a Modular and Extensible Framework for Approximate Circuit Generation
L.M. Witschen, T. Wiersema, H. Ghasemzadeh Mohammadi, M. Awais, M. Platzner, Microelectronics Reliability 99 (2019) 277–290.
Proof-Carrying Hardware Versus the Stealthy Malicious LUT Hardware Trojan
Q.A. Ahmed, T. Wiersema, M. Platzner, in: C. Hochberger, B. Nelson, A. Koch, R. Woods, P. Diniz (Eds.), Applied Reconfigurable Computing, Springer International Publishing, Cham, 2019, pp. 127–136.
Making the Case for Proof-carrying Approximate Circuits
L.M. Witschen, T. Wiersema, M. Platzner, 4th Workshop On Approximate Computing (WAPCO 2018) (2018).
CIRCA: Towards a Modular and Extensible Framework for Approximate Circuit Generation
L.M. Witschen, T. Wiersema, H. Ghasemzadeh Mohammadi, M. Awais, M. Platzner, Third Workshop on Approximate Computing (AxC 2018) (n.d.).
Proof-Carrying Hardware via Inductive Invariants
T. Isenberg, M. Platzner, H. Wehrheim, T. Wiersema, ACM Transactions on Design Automation of Electronic Systems (2017) 61:1--61:23.
Verifying Worst-Case Completion Times for Reconfigurable Hardware Modules using Proof-Carrying Hardware
T. Wiersema, M. Platzner, in: Proceedings of the 11th International Symposium on Reconfigurable Communication-Centric Systems-on-Chip (ReCoSoC 2016), 2016, pp. 1--8.
An Architecture and Design Tool Flow for Embedding a Virtual FPGA into a Reconfigurable System-on-Chip
T. Wiersema, A. Bockhorn, M. Platzner, Computers & Electrical Engineering (2016) 112--122.
On-The-Fly Verification of Reconfigurable Image Processing Modules based on a Proof-Carrying Hardware Approach
T. Wiersema, S. Wu, M. Platzner, in: Proceedings of the International Symposium in Reconfigurable Computing (ARC), 2015, pp. 365--372.
Memory Security in Reconfigurable Computers: Combining Formal Verification with Monitoring
T. Wiersema, S. Drzevitzky, M. Platzner, in: Proceedings of the International Conference on Field-Programmable Technology (FPT), 2014, pp. 167–174.
Integrating Software and Hardware Verification
M.-C. Jakobs, M. Platzner, T. Wiersema, H. Wehrheim, in: E. Albert, E. Sekerinski (Eds.), Proceedings of the 11th International Conference on Integrated Formal Methods (IFM), 2014, pp. 307–322.
Embedding FPGA Overlays into Configurable Systems-on-Chip: ReconOS meets ZUMA
T. Wiersema, A. Bockhorn, M. Platzner, in: Proceedings of the International Conference on ReConFigurable Computing and FPGAs (ReConFig), 2014, pp. 1–6.
Programming and Scheduling Model for Supporting Heterogeneous Accelerators in Linux
T. Beisel, T. Wiersema, C. Plessl, A. Brinkmann, in: Proc. Workshop on Computer Architecture and Operating System Co-Design (CAOS), 2012.
Cooperative multitasking for heterogeneous accelerators in the Linux Completely Fair Scheduler
T. Beisel, T. Wiersema, C. Plessl, A. Brinkmann, in: Proc. Int. Conf. on Application-Specific Systems, Architectures, and Processors (ASAP), IEEE Computer Society, 2011, pp. 223–226.
Scheduling Support for Heterogeneous Hardware Accelerators under Linux
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T. Wiersema, Scheduling Support for Heterogeneous Hardware Accelerators under Linux, Paderborn University, 2010.