This book constitutes the refereed proceedings of the 9th Extended Semantic Web Conference, ESWC 2012, held in Heraklion, Crete, Greece, in May 2012. The 53 revised full papers presented were carefully reviewed and selected from 212 submissions. They are organized in tracks on linked open data, machine learning, natural language processing and information retrieval, ontologies, reasoning, semantic data management, services, processes, and cloud computing, social Web and Web science, in-use and industrial, digital libraries and cultural heritage, and e-government. The book also includes 13 PhD papers presented at the PhD Symposium.Multilayer Perceptron and C4.5, show similar results, each being slightly worse than k-NN. ... We present an automatic versus manual selection comparison as before, but also versus an ideal classifier (i.e., a classifier for which the bestanbsp;...
|Title||:||The Semantic Web: Research and Applications|
|Author||:||Elena Simperl, Philipp Cimiano, Axel Polleres, Oscar Corcho, Valentina Presutti|
|Publisher||:||Springer - 2012-05-24|