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26 lines
842 B
TeX
26 lines
842 B
TeX
\section{Threshold Calculation}
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\label{sec:threshold}
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Given committee size $k$ and phase threshold $\theta \in [\theta_{\min}, \theta_{\max}]$, the voting threshold is:
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\begin{equation}
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\alpha = \lceil \theta \cdot k \rceil
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\label{eq:alpha}
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\end{equation}
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Both preference threshold $\alpha_{\text{pref}}$ and confidence threshold $\alpha_{\text{conf}}$ use the same value, simplifying the protocol while maintaining effectiveness.
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\subsection{Committee Size Selection}
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The committee size $k$ balances several factors:
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\begin{itemize}
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\item \textbf{Security}: Larger $k$ reduces probability of Byzantine takeover
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\item \textbf{Performance}: Smaller $k$ reduces message complexity
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\item \textbf{Convergence}: $k \geq 20$ ensures rapid convergence
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\end{itemize}
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Optimal range: $k \in [20, 30]$ provides $< 10^{-6}$ failure probability.
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