News Information Extraction Based on Adaptive Weighting Using Unsupervised Bayesian Algorithm.
Shilin HuangXiaolin ZhengXiaowei WangDeren ChenPublished in: WISM (2) (2011)
Keyphrases
- information extraction
- computational complexity
- optimal solution
- cost function
- times faster
- computational cost
- optimization algorithm
- dynamic programming
- significant improvement
- high accuracy
- data driven
- probabilistic model
- np hard
- k means
- detection algorithm
- machine learning
- weighting scheme
- segmentation algorithm
- posterior probability
- recognition algorithm
- bayesian inference
- simulated annealing
- text mining
- experimental evaluation
- preprocessing
- objective function
- similarity measure
- supervised learning
- em algorithm
- bayesian networks
- bayesian framework
- convergence rate
- image segmentation
- clustering algorithm
- learning algorithm