Query Expansion for Content-Based Similarity Search Using Local and Global Features.
Michael E. HouleXiguo MaVincent OriaJichao SunPublished in: ACM Trans. Multim. Comput. Commun. Appl. (2017)
Keyphrases
- query expansion
- similarity search
- global features
- relevance feedback
- visual features
- image retrieval
- feature vectors
- image features
- information retrieval systems
- keypoints
- retrieval effectiveness
- similarity measure
- multimedia databases
- high dimensional
- information retrieval
- text retrieval
- relevant documents
- query processing
- knn
- language model
- pseudo relevance feedback
- high dimensional data
- ranked retrieval
- retrieval model
- multimedia
- query terms
- indexing techniques
- multimedia retrieval
- vector space
- image content
- image classification
- object recognition
- indexing structure
- k nearest neighbor
- human actions
- multiscale
- content based retrieval
- machine learning
- neural network