Liuzhong Yang

Learn More
A novel scheme for item-based recommendation is proposed in this paper. In our framework, the items are described by an undirected weighted graph Q = (V,epsiv). V is the node set which is identical to the item set, and epsiv is the edge set. Associate with each edge eij isin epsiv is a weight omegaij ges 0, which represents similarity between items i and j.(More)
Base on the development of geographic information application system (GIAS) building technology and the demand of "vertical multi-level and lateral multi-branch" organization for industry geographic information applications, in the paper, we reveals the background and necessity to establish the GIAS platform and the multilevel structure-oriented GIAS(More)
  • 1