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Probabilistic Model Checking of Randomised Distributed ... - PRISM

Probabilistic Model Checking of Randomised Distributed ... - PRISM

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Efficiency - Symbolic techniques• State space explosion−models <strong>of</strong> real-life systems typically huge• Symbolic probabilistic model checking−−−data structures based on binary decision diagrams (BDDs)compact storage: exploit model structure and regularityefficient implementation <strong>of</strong> graph traversal fixed point algorithms• <strong>PRISM</strong>: multiple computation engines−−−MTBDDs (BDD extension): storage/analysis <strong>of</strong> very large models(given structure/regularity), numerical computation can blow upsparse matrices: fastest solution for smaller models (

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