A Noise-Filtering Approach for Spatio-temporal Event Detection in Social Media.
Yuan LiangJames CaverleeCheng CaoPublished in: ECIR (2015)
Keyphrases
- event detection
- noise filtering
- spatio temporal
- social media
- noise reduction
- filtering method
- video analysis
- denoising
- activity recognition
- video event detection
- low signal to noise ratio
- data preprocessing
- space time
- video surveillance
- moving objects
- noise detection
- social media data
- phase unwrapping
- data cleaning
- social networks
- image sequences
- medical images
- image processing