Robotics / computer vision:

ICRA (IEEE International Conference on Robotics and Automation ) 

IROS (IEEE/RSJ International Conference on Intelligent Robots and Systems)

RSS (The Robotics: Science and Systems) 

FSR (Conference on Field and Service Robotics)

ICCV (International Conference on Computer Vision)

ECCV (European Conference on Computer Vision)  

 

Neuroscience/boil.: 

NIPS (Neural Information Processing Systems) 

COSYNE (Computational and Systems Neuroscience) 

SFN (Society for Neuroscience’s Annual Meeting) 

 

Indoor Positioning, Navigation, Mapping, LBS :

UbiComp (ACM International Conference on Ubiquitous Computing)

MobiQuitous (International Conference on Mobile and Ubiquitous Systems: Computing, Networking and Services) 

PERCOM (IEEE International Conference on Pervasive Computing and Communications)

IPIN (International Conference on Indoor Positioning and Indoor Navigation)

UPINLBS (Ubiquitous Positioning, Indoor Navigation and Location Based Service) 

Location Based Services

iNAV (Interdisciplinary  Navigation  Symposium)

 

GIS:

ACM SIGSPATIAL (International Conference on Advances in Geographic Information Systems) 

COSIT (ACM International Conference on Spatial Information Theory)