id: 05934377 dt: a an: 05934377 au: Amavi, Joshua; Chabin, Jacques; Halfeld Ferrari, Mirian; Réty, Pierre ti: Weak inclusion for XML types. so: Bouchou-Markhoff, Béatrice (ed.) et al., Implementation and application of automata. 16th international conference, CIAA 2011, Blois, France, July 13‒16, 2011. Proceedings. Berlin: Springer (ISBN 978-3-642-22255-9/pbk). Lecture Notes in Computer Science 6807, 30-41 (2011). py: 2011 pu: Berlin: Springer la: EN cc: ut: ci: li: doi:10.1007/978-3-642-22256-6_4 ab: Summary: Considering that the unranked tree languages $L(G)$ and $L(G^{\prime})$ are those defined by given non-recursive XML types $G$ and $G^{\prime}$, this paper proposes a simple and intuitive method to verify whether $L(G)$ is “approximatively” included in $L(G^{\prime})$. Our approximative criterion consists in weakening the father-children relationships. Experimental results are discussed, showing the efficiency of our method in many situations. rv: