ISSN 1000-1239 CN 11-1777/TP
A DSP-Topk Query Optimization Algorithm Supporting Indoor Obstacle Space
Li Bohan, Zhang Chao, Li Dongjing, Xu Jianqiu, Xia Bin, Qin Xiaolin
Journal of Computer Research and Development . 2017, (3): 557 -569 .  DOI: 10.7544/issn1000-1239.2017.20150895