ClusTop: A clustering-based topic modelling algorithm for twitter using word networks.
Kwan Hui LimShanika KarunasekeraAaron HarwoodPublished in: IEEE BigData (2017)
Keyphrases
- dynamic programming
- high accuracy
- cost function
- learning algorithm
- preprocessing
- detection algorithm
- computational cost
- probabilistic model
- times faster
- matching algorithm
- k means
- significant improvement
- experimental evaluation
- convergence rate
- clustering method
- particle swarm optimization
- worst case
- search space
- optimal solution
- expectation maximization
- search algorithm
- topic models
- image segmentation
- social networks