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Stefano Minopoli

Publications and source records attributed to Stefano Minopoli.

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Towards Efficient Exact Synthesis for Linear Hybrid Systems

We study the problem of automatically computing the controllable region of a Linear Hybrid Automaton, with respect to a safety objective. We describe the techniques that are needed to effectively and efficiently implement a recently-proposed solution procedure, based on polyhedral abstractions of the state space. Supporting experimental results are presented, based on an implementation of the proposed techniques on top of the tool PHAVer.

cs.LO

Automatic Synthesis of Switching Controllers for Linear Hybrid Automata

In this paper we study the problem of automatically generating switching controllers for the class of Linear Hybrid Automata, with respect to safety objectives. We identify and solve inaccuracies contained in previous characterizations of the problem, providing a sound and complete symbolic fixpoint procedure, based on polyhedral abstractions of the state space. We also prove the termination of each iteration of the procedure. Some promising experimental results are presented, based on an implementation of the fixpoint procedure on top of the tool PHAVer.

cs.LO