GExp: Cost-aware Graph Exploration with Keywords.
Mohammad Hossein NamakiYinghui WuXin ZhangPublished in: SIGMOD Conference (2018)
Keyphrases
- keywords
- graph structure
- search engine
- graph theory
- connected components
- structured data
- path length
- random walk
- high cost
- graph representation
- total cost
- web documents
- keyword search
- minimum cost
- graph based algorithm
- expected cost
- undirected graph
- spanning tree
- weighted graph
- pairwise
- information retrieval systems
- directed graph
- semantic information
- wordnet