2 papers
cs.LG2026
ANNLib: A Development Framework for Efficient Approximate Nearest Neighbor Search
Zheqi Shen, Jingbo Su, Zijin Wan +2
Approximate Nearest Neighbor Search (ANNS) plays a pivotal role in modern deep learning pipelines. Recently, many ANNS systems have been proposed to either provide broad functional…
cs.DS2025
Parallel Contraction Hierarchies Can Be Efficient and Scalable
Zijin Wan, Xiaojun Dong, Letong Wang +3
Contraction Hierarchies (CH) (Geisberger et al., 2008) is one of the most widely used algorithms for shortest-path queries on road networks. Compared to Dijkstra's algorithm, CH en…