Sherif Okasha is a translator at the Arabic Translation Service in the United Nations Headquarters in New York. He has a fifteen-year track record in the challenging field of compu...view moreSherif Okasha is a translator at the Arabic Translation Service in the United Nations Headquarters in New York. He has a fifteen-year track record in the challenging field of computational lexicography for machine translation. This book is the result of a long empirical research in natural language processing and theoretical background in the cognitive sciences.view less