Download Architecture of Computing Systems – ARCS 2009: 22nd by Krisztián Flautner (auth.), Mladen Berekovic, Christian PDF

By Krisztián Flautner (auth.), Mladen Berekovic, Christian Müller-Schloer, Christian Hochberger, Stephan Wong (eds.)

This booklet constitutes the refereed lawsuits of the twenty second foreign convention on structure of Computing platforms, ARCS 2009, held in Delft, The Netherlands, in March 2009.

The 21 revised complete papers offered including three keynote papers have been conscientiously reviewed and chosen from fifty seven submissions. This year's unique concentration is decided on power wisdom. The papers are prepared in topical sections on compilation applied sciences, reconfigurable and functions, great parallel architectures, natural computing, reminiscence architectures, enery know-how, Java processing, and chip-level multiprocessing.

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Additional resources for Architecture of Computing Systems – ARCS 2009: 22nd International Conference, Delft, The Netherlands, March 10-13, 2009. Proceedings

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This intuitive rule means that the difference between the sampling result and the real execution, in our case, the normalized root mean square error and order deviation, should rise with the increase of the sampling period. On the contrary, the sample coverage should fall with the increase of the sampling period. The test results are shown and discussed in below. Normalized Root Mean Square Error (NRMSE): Fig. 2 shows the NRMSE values for SPEC CPU 2006 benchmarks with various sampling periods. NRMSE values are displayed with one clustered bars for each benchmark, and one color for one sampling period.

BF[i] := 0 for all 1 ≤ i ≤ m. For each key xj ∈ I, the k hash values hi(xj), 1 ≤ i ≤ k, are computed. e. BF[hi(xj)] := 1 for all 1 ≤ i ≤ k. Note that, if one of these values addressed a bit which is already set to one, that bit is not changed. Querying: For a given key x ∈ K, the Bloom filter is queried for membership in I in a similar way. The k hash values hi(x), 1 ≤ i ≤ k, are computed. If at least one of the k bits BF[hi(x)], 1 ≤ i ≤ k, is zero, then x∉I. Otherwise, x is said to be a member of I with a certain probability.

1 for a Xilinx Virtex 4 FPGA (xc4vlx100-12ff1513). For the estimation of the dynamic power, Xilinx XPower was used in combination with the post-place & route simulation models of the designs. The usage of BRAMs was disabled throughout all experiments except for the matrix multiplication where we allowed BRAMs for the storage of intermediate data. In the first experiment a 8-bit 64-tap FIR filter is considered. The coefficients of the filter are reconfigurable, that means, they were implemented as inputs.

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