This book constitutes the refereed post proceedings of the Second International Workshop on Worldwide Language Service Infrastructure, WLSI 2015, held in Kyoto, Japan. The 4 full papers included in this volume and presented together with 2 short papers and 8 invited papers, were carefully reviewed and selected from 7 submissions. The papers are categorized into four parts. The first part introduces metadata and annotations to describe what kind of functionalities and annotations language services provide, and how to invoke the language services and convert the output of a language service to the input of another service.
The second part provides technologies for service platform that compose atomic language services across different interfaces, policies, and licenses. The third part focuses on development of language resources and services, especially low-resourced languages. The fourth part collects reports on language service application. Pham et al. have developed a Vietnamese multimedia agricultural information retrieval service using a Vietnamese agricultural thesaurus.
