Keyphrases
- collaborative filtering
- user preferences
- blind and visually impaired
- recommender systems
- obstacle avoidance
- recommendation systems
- navigational behavior
- information space
- indoor environments
- mobile robot
- real time
- personalized recommendation
- recommendation algorithms
- autonomous navigation
- navigation systems
- relevance feedback
- learning algorithm
- genetic algorithm
- underwater vehicles
- travel information
- land vehicle
- information retrieval
- neural network