Firstly, the incoming-predicate path tree is ... vertices of the query vertices. Finally, the sub-graph where the matching vertex is located is output as the query result. Compared the query response ...

The tree index structure is a well-known and efficient method, but a significant disadvantage of this method is that it is difficult to balance query time, index space, and query accuracy. Recently, ...

This is the official codebase of the State-of-the-Art QTO framework for complex query answering ... optimal solution by a forward-backward propagation on the tree-like computation graph. Here is an ...