Media type: E-Article Title: Intelligent Virtual Agents: Bidirectional LSTM Networks Employing Stacked Bottleneck Features for Expressive Speech-Driven Head Motion Synthesis Contributor: Haag, Kathrin; Shimodaira, Hiroshi Published: Springer International Publishing, 2016 Published in: Intelligent Virtual Agents (2016), Seite 198-207 Language: Not determined DOI: 10.1007/978-3-319-47665-0_18 ISBN: 9783319476643; 9783319476650 ISSN: 0302-9743; 1611-3349 Origination: Footnote: