Query Difficulty Estimation for Image Search With Query Reconstruction Error.
Xinmei TianQianghuai JiaTao MeiPublished in: IEEE Trans. Multim. (2015)
Keyphrases
- query difficulty
- image search
- reconstruction error
- relevance feedback
- average precision
- visual features
- retrieval effectiveness
- image collections
- image classification
- image retrieval
- image annotation
- sparse representation
- machine learning
- image database
- text classification
- query expansion
- information retrieval systems
- active learning