基于感知哈希与用户偏好的检索意图建模方法 (Retrieval Intention Modeling Based on Perception Hash Algorithm and Browsing Preferences).
Hongbin ShiKehua GuoPublished in: 计算机科学 (2016)
Keyphrases
- experimental evaluation
- detection algorithm
- optimization algorithm
- objective function
- recognition algorithm
- learning algorithm
- tree structure
- decision making
- particle swarm optimization
- computational complexity
- preprocessing
- worst case
- probabilistic model
- computational cost
- significant improvement
- convergence rate
- dynamic programming
- k means
- search space
- multimedia
- search algorithm
- information retrieval
- optimal solution
- video sequences
- lead to significant improvements
- query formulation
- image segmentation
- times faster
- similarity search
- data structure
- segmentation algorithm
- feature space
- knn
- cost function