2 citations · 3 across the 5 of their papers we have counts for
5 papers
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…
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…
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…
An Update-intensive LSM-based R-tree Index
Jaewoo Shin, Jianguo Wang, Walid G. Aref
Many applications require update-intensive workloads on spatial objects, e.g., social-network services and shared-riding services that track moving objects. By buffering insert and…
ILX: Intelligent "Location+X" Data Systems (Vision Paper)
Walid G. Aref, Ahmed M. Aly, Anas Daghistani +3
Due to the ubiquity of mobile phones and location-detection devices, location data is being generated in very large volumes. Queries and operations that are performed on location d…