The use of multimodality combined with mobile devices allows a simple, intuitive communication approach and generates new and pervasive services for users. ""Multimodal Human Computer Interaction and Pervasive Services"" provides theoretical and practical concepts, methodologies, and applications used to design and develop multimodal systems. Collecting cutting-edge research by international experts, this Premier Reference Source addresses the many challenges of multimodal systems with a particular focus on mobile devices. Topics covered in this title include: amibuity management in multimodal systems; analyzing multimodal interaction; mobile virtual blackboard; multimodal human computer interaction; multimodal input fusion strategies; multimodal language processor; multimodal user interface; pervasive services; technology acceptance models; and, usability evaluation of multimodal interfaces.