All topics relevant to and advancing AR, VR, and MR are of interest. VR papers are welcome regardless of their relevance to AR/MR. Topics of interest include, but are not limited to:

Camera and projector-camera calibration
Collaborative XR interfaces
Computer vision
Content creation / authoring and content management.
Conversational and speech interfaces.
Display technologies (e.g., eyewear, smart watches, projectors)
Ethics & social implications
Ergonomics and human factors
Haptics
Human-computer interaction
Immersive visual analytics and visualization techniques
Localization, spatial registration and tracking
Locomotion and navigation techniques
Machine learning / artificial intelligence 
Mediated and diminished reality
Multimodal input and output
Multi-user systems, distributed and networked systems.
Omnidirectional, immersive videos
Perception
Presence, body ownership, and agency
Rendering techniques 
Sensor fusion
Spatial audio, auditory perception and psychoacoustics
Spatial AR, projection mapping, projector-camera systems
System & hardware architectures, real-time aspects. 
Touch, tangible and gesture interfaces
Social implications
Technology acceptance
Teleoperation and telepresence
Toolkits and software architectures
User experience, usability studies and human-subjects experiments
Underwater & space XR technologies 
3D User interaction techniques 
Video processing and streaming
VR simulations of AR/MR/XR
Visual effects / video processing
Virtual humans and avatars
XR applications from domains