# Conversational Information Retrieval - Search on desktop - Web search - Desktop search - Email search, etc. - Search on smartphones - Web search - App search: email, facebook, etc. - Zero-query retrieval: information cards - Search through conversation - Multi-modal information access - Limited-channel Types of Conversations - Goal-based dialog agents (Siri) - Chatbots - Question answering - Information seeking - Recommendation - Single initiatives - User has the control - System is passive - Only responds to user's requests - Mixed initiatives - User and system have the control - Both system and user can be active - Responds to one's requests - Can also prompt for one's input (e.g., feedback) --- ## References