An Efficient Algorithm for Topic Ranking and Modeling Topic Evolution.
Kumar ShubhankarAditya Pratap SinghVikram PudiPublished in: DEXA (1) (2011)
Keyphrases
- preprocessing
- computational complexity
- hits algorithm
- optimal solution
- search space
- optimization algorithm
- learning algorithm
- theoretical analysis
- high accuracy
- web search
- recognition algorithm
- topic models
- detection algorithm
- simulated annealing
- data sets
- np hard
- cost function
- neural network
- worst case
- computational cost
- particle swarm optimization
- expectation maximization
- k means
- web pages
- ranking algorithm
- convergence rate
- genetic algorithm
- latent dirichlet allocation