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\contentsline {table}{\numberline {3.1}{\ignorespaces Compute instance price details provided by Microsoft on April 2012. \newline \texttt {\relax \fontsize {9}{10}\selectfont {http://www.windowsazure.com/en-us/pricing/details/}}.}}{63}
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\contentsline {table}{\numberline {5.1}{\ignorespaces Evaluation of the communication throughput per machine and of the time spent in the recalculation phase for different number of communicating units $M$.}}{109}
\contentsline {table}{\numberline {5.2}{\ignorespaces Evaluation of our distributed K-Means speedup and efficiency for different number of processing units $M$.}}{112}
\contentsline {table}{\numberline {5.3}{\ignorespaces Comparison between the effective optimal number of processing units $M^{*}_{eff}$ and the theoretical optimal number of processing units $M^{*}$ for different data set size.}}{113}
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\contentsline {table}{\numberline {7.1}{\ignorespaces Evolution of the empirical distortion for distributed Batch K-Means and our VQ algorithm. The tables report how much time Batch K-Means requires to complete a specific number of iteration, and how much time it takes to our DAVQ implementation to achieve the same level of empirical distortion.}}{156}
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