A novel user behavioral aggregation method based on synonym groups in online video systems.
Tingting FengYuchun GuoYishuai ChenPublished in: Sci. China Inf. Sci. (2016)
Keyphrases
- pairwise
- experimental evaluation
- high precision
- high accuracy
- support vector machine
- dynamic programming
- segmentation method
- data sets
- significant improvement
- preprocessing
- objective function
- prior knowledge
- cost function
- k means
- evolutionary algorithm
- computational cost
- feature set
- text classification
- clustering method
- detection method
- feature extraction
- feature selection