Program


September
20
Thursday
9:20

,
Start Registration

9:40


Opening Talk   

iWAPT2007 General Chair
Toshiyuki Imamura
The University of Electro-Communications


9:45





10:45

Invited Talk 1
Chair: Takahiro Katagiri, The University of Tokyo

9:45 - 10:45

R. Clint Whaley
University of Texas at San Antonio

"ATLAS Version 3.8 : Overview and Status"

10:45

11:00
Break
11:00











12:30

Session 1: Parameter Search and Code Selection
Chair: Yusaku Yamamoto, Nagoya University

11:00 - 11:45

Haruki Imai and Yasushi Negishi
IBM Tokyo Research Laboratory

"Automatic Parameter Search for Scientific Programs Using Performance Prediction"

11:45 - 12:30

Reiji Suda
The University of Tokyo

"A Bayesian Method for Online Code Selection: Toward Efficient and Robust Methods of Automatic Tuning"

12:30

14:00
Lunch
14:00



15:00

Poster Indexing
Chair: Ken Naono, Hitachi Limited



15:00







































17:00

Poster Presentation

  1. Kazuya Matsumoto, Dmitry Vazhenin and Stanislav G. Sedukhin
    The University of Aizu

    "Transitive Closure on the PlayStation 3"

  2. Rika Ito
    Institute of Physical and Chemical Research (RIKEN)

    "An Experimental Study of NQS Parameter Tuning Method for Improvement of the System Usage Efficiency"

  3. Shoji Itoh1), Hanxiong Chen2), Takashi Furumura3), Takahiro Katagiri3), Atsuyuki Morishima2), Kengo Nakajima3), Tetsuro Ogi2) and Osamu Tatebe2)
    1) RIKEN, 2) University of Tsukuba, 3) The University of Tokyo

    "Design of Immersive Visual Data-Mining System on Data Management Bases and Next Phase of Automatic Performance Tuning Technology"

  4. Takafumi Miyata1), Yusaku Yamamoto1) and Yoshimasa Nakamura2)
    1) Nagoya University, 2) Kyoto University / SORST, JST

    "Acceleration of a Complex Nonsymmetric Eigensolver with the CSX600 Floating-Point Coprocessor"

  5. Hiroyuki Takizawa, Hiroki Shiratori and Hiroaki Kobayashi
    Tohoku University

    "Preliminary Evaluation for Runtime Auto-tuning of GPGPU Applications"

  6. Toshiyuki Imamura
    The University of Electro-Communications

    "Performance/Scalability Tuning of LOBPCG, Sequential, Simultaneous or Hybrid?"

  7. Victor M. Goulart Ferreira1), Lovic Gauthier1), Takayuki Kando1) and Kazuaki Murakami2)
    1) Institute of Systems & Information Technologies / Kyushu (ISIT), 2) Kyushu University

    "The Redefis SoC Design Platform and Its Dynamically Reconfigurable Processor Vulcan2"

  8. Keita Teranishi, Adrian Tate and John Lewis
    Cray Inc.

    "Auto-Tuning Cray's LibSci Library"
17:00

17:30
Break
17:30

19:30
Banquet

Piloti in front of the Koshiba Hall



September
21
Friday
9:45





10:45

Keynote Speech
Chair: Takahiro Katagiri, The University of Tokyo

9:45 - 10:45

Vivek Narasayya
Microsoft Research

"Advances in Self-Tuning Database Systems"

10:45

11:00
Break
11:00











12:30

Session 2: Numerical Methods
Chair: Takeshi Iwashita, Kyoto University

11:00 - 11:45

Akihiro Fujii1), Reiji Suda2), Akira Nishida3) and Yoshio Oyanagi1)
1) Kogakuin University, 2) The University of Tokyo, 3) The University of Tokyo / CREST, JST

"Evaluation of Asyncronous Iterative Method for Sparse Matrix Solver"

11:45 - 12:30

Kengo Nakajima
The University of Tokyo

"Strategies for Automatic Selection of Parameters in Parallel Preconditioning Methods for Ill-conditioned Problems in Finite-Element Applications"

12:30

14:00
Lunch
14:00



15:00

Invited Talk 2
Chair: Takahiro Katagiri, The University of Tokyo

14:00 - 15:00

Markus Pueschel
Carnegie Mellon University

"Can We Teach Computer To Write Fast Libraries?"

15:00

15:15
Break
15:15



















17:30

Session 3: Advanced Computer and Simulation Systems
Chair: Ken Naono, Hitachi Limited

15:15 - 16:00

Norifumi Yoshimatsu1), Takeshi Soga2), Makoto Yoshida3), Kazuaki Murakami4)
1) Institute of Systems & Information Technologies / Kyushu,
2) Fukuoka Industry, Science & Technology Foundation,
3) KSK Co., Ltd, 4) Kyushu University

"A Dynamic, Adaptive Performance Optimization Technique for SoC Using Branch History Table"

16:00 - 16:45

Serban Georgescu and Hiroshi Okuda
The University of Tokyo

"GPGPU-Enhanced Conjugate Gradient Solver for Finite Element Matrices"

16:45 - 17:30

Tamito Kajiyama1), Akira Nukada1), Reiji Suda2), Hidehiko Hasegawa3) and Akira Nishida2)
1) CREST, JST / The University of Tokyo, 2) The University of Tokyo / CREST, JST, 3) University of Tsukuba

"Toward Automatic Performance Tuning for Numerical Simulations in the SILC Matrix Computation Framework"

17:30



17:45

Closing   

iWAPT2007 PC Chair
Takahiro Katagiri
The University of Tokyo




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