Efficient PrefDiv Algorithms for Effective Top-k Result Diversification.
Xiaoyu GePanos K. ChrysanthisPublished in: EDBT (2020)
Keyphrases
- computationally efficient
- computationally intensive
- highly efficient
- theoretical analysis
- orders of magnitude
- cost effective
- efficient implementation
- algorithmic solutions
- significant improvement
- worst case
- combinatorial optimization
- computationally expensive
- exact and approximate
- recently developed
- optimization problems
- computational complexity
- data structure
- computationally complex
- search space pruning
- straight forward
- parallel architectures
- times faster
- external memory
- highly scalable
- single pass
- database
- query processing
- machine learning
- data sets