CONQUER: Contextual Query-aware Ranking for Video Corpus Moment Retrieval.
Zhijian HouChong-Wah NgoWing Kwong ChanPublished in: ACM Multimedia (2021)
Keyphrases
- query specific
- documents retrieved
- query dependent
- retrieval quality
- query independent
- query expansion
- document ranking
- queries and relevance judgments
- retrieved images
- retrieval systems
- retrieval accuracy
- relevance feedback
- ranked retrieval
- video search
- retrieval method
- automatic query expansion
- multimedia documents
- query formulation
- efficient retrieval
- original query
- keyword queries
- meta search
- information retrieval systems
- query terms
- relevance ranking
- text retrieval
- document level
- relevance model
- relevance scores
- retrieval strategies
- video sequences
- inter document similarities
- test collection
- retrieval process
- information retrieval
- textual query
- effective retrieval
- similar documents
- textual descriptions
- image retrieval
- user queries
- keyword search
- video frames
- multimedia
- ad hoc retrieval
- video content
- learning to rank
- web retrieval
- relevant documents
- indexing techniques
- video data
- ranked list
- document collections
- retrieval model
- document retrieval
- average precision
- language model
- return a ranked list
- retrieved documents
- web search
- video segments
- image database
- ranking functions
- current search engines
- retrieval effectiveness
- xml retrieval
- query processing
- visual concepts
- retrieve documents
- video retrieval
- ranking algorithm
- exact match
- web images
- entity ranking
- human judgments
- relevance assessments
- pseudo relevance feedback
- result set
- content based retrieval
- multimedia databases
- multimedia data
- similarity search
- xml documents
- search engine