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accelerating-tc

Source code of "Accelerating triangle counting on GPU", accepted by SIGMOD'21 - By Lin Hu, Prof. Lei Zou, Yu Liu

ccks-ckbqa-dataset

Datasets for CCKS Chinese KBQA.

ckbqa

A Chinese KBQA dataset with SPARQL annotations.

gamma

A graph pattern mining framework for large graphs on gpu.

ganswer

A KBQA system based on DBpedia.

gbuilder-endpoint-example

gBuilder 自定义端点服务示例

gfov-demo

The demonstration frontend of "gFOV: A Full-Stack SPARQL Query Optimizer & Plan Visualizer,” accepted by CIKM 2023 demo track. Authors: Yue Pang, Linglin Yang, Lei Zou, and M. Tamer Öszu.

gpu_dgm

Public codes for experiment paper on GPU-based dynamic graph management

graph-stream-sketch

Source code and technical report of “Fast and Accurate Graph Stream Summarization”, accepted by ICDE 2019. Authors: Xiangyang Gou, Lei Zou, Chenxingyu Zhao, Tong Yang.

graphsetintersection

Codes of the paper "Speeding Up Set Intersections in Graph Algorithms using SIMD Instructions" that was published in SIGMOD 2018. Authors: Shuo Han, Lei Zou, Jeffrey Xu Yu.

gsi

GPU-friendly Subgraph Isomorphism, published in ICDE 2020

gstore

gStore - a graph based RDF triple store.

gstore_plan_presentation

Codes of the demostration "gCBO: A Cost-based Optimizer for Graph Databases" that was published in CIKM 2022. Authors: Linglin Yang, Lei Yang, Yue Pang, Lei Zou.

lpma

The code for Leveled Packed Memory Array for GPU

noah-ged

Source code of “Noah: Neural-optimized A* Search Algorithm for Graph Edit Distance Computation”, accepted by ICDE 2021. Authors: Lei Yang, Lei Zou.

paraphrase

A paraphrase dictionary for the predicates in DBpedia. This paper "The Value of Paraphrase for Knowledge Base Predicates" was published in AAAI 2020. Authors: Bingcong Xue, Sen Hu, Lei Zou, Jiashu Cheng

slidingwindowtrianglecounting

Source code and technical report of “Sliding Window-based Approximate Triangle Counting”, accepted by SIGMOD 2021. Authors: Xiangyang Gou, Lei Zou.

teaf

temporalpreferentialattachment

timingsubg

Codes of the paper "Time Constrained Continuous Subgraph Search Over Streaming Graphs. ICDE 2019: 1082-1093". Authors: Youhuan Li, Lei Zou, M. Tamer Özsu, Dongyan Zhao.

vgstore

Code for "VGStore: A Multimodal Extension to SPARQL for Querying RDF Scene Graph", ISWC 2022