Articles
FALL 2015 73T he recent explosion of content (such as movies, TV shows, sports, and others) available on television coupled with an increase use in mobile devices (that is, smartphones and tablets) has created significant interest in second-screen applications from both end users and content providers. Second screen applications are designed to run from mobile devices and to enhance the television viewing experience in numerous ways, one of which is helping end users effectively find and control content on television through spoken natural language (that is, conversational TV program discovery).Conversational TV program discovery applications have recently become available in the marketplace from select cable/satellite providers. However, these applications are limited. They support a predefined set of utterance types (for example, switch to , find a movie, and find a movie with ). Hence, end users must conform to