The interpolation method has been one of the main tools for proving lower bounds for propositional proof systems. Loosely speaking, if one can prove that a particular proof system ...
Let L be a first-order language and Φ and Ψ two Σ1 1 L-sentences that cannot be satisfied simultaneously in any finite L-structure. Then obviously the following principle Cha...
In this paper, we propose a novel segmenting system for ultrasound images. This solution is separated into three steps. First, we filter noise by using the “peakand-valley” wi...
Nualsawat Hiransakolwong, Piotr S. Windyga, Kien A...
The ad-hoc use of unions to encode disjoint sum types in C programs and the inability of C’s type system to check the safe use of these unions is a long standing source of subtle...