Online event detection and tracking in social media based on neural similarity metric learning.
Guandan ChenQingchao KongWenji MaoPublished in: ISI (2017)
Keyphrases
- event detection
- metric learning
- distance metric
- social media
- distance function
- video surveillance
- activity recognition
- social media sites
- video event detection
- euclidean distance
- pairwise
- dimensionality reduction
- multi task
- semi supervised
- learning tasks
- object tracking
- distance measure
- similarity measure
- particle filter
- neural network
- feature space
- nearest neighbor
- data points
- user generated content
- similarity search
- appearance model
- high dimensional data
- text categorization
- image processing