读论文系列:Nearest Keyword Search in XML Documents中使用的数据结构(CT、ECT)
Reference: [1]Y. Tao, S. Papadopoulos, C. Sheng, K. Stefanidis. Nearest Keyword Search in XML Documents. [2]M. Qiao, L. Qin, H. Cheng, J. X. Yu, W. Tian. Top-K Nearest Keyword Search on Large