3 papers
cs.LG2026
An Empirical Survey and Benchmark of Learned Distance Indexes for Road Networks
Gautam Choudhary, Libin Zhou, Yeasir Rayhan +1
The calculation of shortest-path distances in road networks is a core operation in navigation systems, location-based services, and spatial analytics. Although classical algorithms…
cs.DB2024
GTX: A Transactional Graph Data System For HTAP Workloads
Libin Zhou, Walid Aref
Processing, managing, and analyzing dynamic graphs are the cornerstone in multiple application domains including fraud detection, recommendation system, graph neural network traini…
cs.DB2024
GTX: A Write-Optimized Latch-free Graph Data System with Transactional Support -- Extended Version
Libin Zhou, Lu Xing, Yeasir Rayhan +1
This paper introduces GTX, a standalone main-memory write-optimized graph data system that specializes in structural and graph property updates while enabling concurrent reads and…