WAPCO Program

08:15 - 10:00    HiPEAC Conference Keynote

10:00 - 11:00    Welcome

Invited Talk
Kaushik Roy, Purdue University.
Approximate Computing for Energy-efficient Error-Resilient Data Mining and Multimedia Systems

11:00 - 11:30    Coffee Break

11:30 - 13:00    Session 1: Approximation at the Hardware Level

11:30 - 11:45
Adi Teman, Georgios Karakonstantis, Shrikanth Ganapathy and Andreas Burg. Exploiting Application Error Resilience for Standby Energy Savings in Dynamic Memories.

11:45 - 12:00
Kan Shi and George Constantinides. Evaluation of Design Trade-offs for Adders in Approximate Datapath

12:00 - 12:15
Rochus Nowosielski, Julian Hartig, Guillermo Paya-Vaya, Holger Blume and Alberto Garcia-Ortiz. Exploring Different Approximate Adder Architecture Implementations in a 250°C SOI Technology

12:15 - 12:30
Yanxiang Huang, Meng Li, Chunshu Li and Liesbet Van der Perre. Partial Computation-skip Scheme for Power Supply Voltage Scaling.

12:30 - 12:45
Lukas Sekanina and Zdenek Vasicek. Evolutionary Computing in Approximate Circuit Design and Optimization.

12:45 - 13:00
Christos Strydis, Robert Seepers and Athanasios Karapatis. Trading detection accuracy for battery autonomy in a wearable seizure-detection device.

13:00 - 14:00    Lunch Break

14:00 - 15:00    HiPEAC Conference Keynote

15:00 - 16:00    Invited Talk

Tim N. Palmer, University of Oxford.
Greater accuracy with less precision: a new paradigm for weather and climate prediction.

16:00 - 16:30    Session 2: Approximation in Applications

16:00 - 16:15
Michael Bromberger, Wolfgang Karl and Vincent Heuveline. Exploiting approximate computing methods in FPGAs to accelerate stereo correspondence algorithms.

16:15 - 16:30
Tyler M. Smith, Enrique S. Quintana-Orti, Mikhail Smelyanskiy and Robert A. van de Geijn. Embedding Fault-Tolerance, Exploiting Approximate Computing and Retaining High Performance in the Matrix Multiplication

16:30 - 17:00    Coffee Break

17:00 - 18:15    Session 3: System Software and Architectures for Approximation

17:00 - 17:15
Jan Riehme and Uwe Naumann. Significance Analysis for Numerical Models.

17:15 - 17:30
Vassilis Vassiliadis, Konstantinos Parasyris, Charalambos Chalios, Christos D. Antonopoulos, Spyros Lalis, Nikolaos Bellas, Hans Vandierendonck and Dimitrios S. Nikolopoulos. A Programming Model and Runtime System for Significance-Aware Energy-Efficient Computing.

17:30 - 17:45
Georgios Keramidas, Chrysa Kokkala and Iakovos Stamoulis. Clumsy Value Cache: An Approximate Memoization Technique for Mobile GPU Fragment Shaders.

17:45 - 18:00
Zheng Wang, Saumitra Chafekar, Hui Xie, Anupam Chattopadhyay and Sai Rama Usha A. Fast, Approximate Error Prediction for Unreliable Embedded Processors.

18:00 - 18:15
A. Cristiano I. Malossi, Yves Ineichen, Costas Bekas and Alessandro Curioni. Fast Exponential Computation on SIMD Architectures.