Big Data Security through Privacy–Preserving Data Mining (PPDM): A Decentralization Approach

R Josphineleela, S Kaliappan… - … on Electronics and …, 2023 - ieeexplore.ieee.org
The increasing familiarity and improvements in data mining technologies bring serious
security threats to the data of individuals. An emerging technology that provides better …

A novel framework for the efficient evaluation of hybrid tree-pattern queries on large data graphs

X Wu, D Theodoratos, D Skoutas, M Lan - Information Systems, 2023 - Elsevier
Graph pattern matching is a fundamental operation for exploring and analyzing large
graphs, which are widely used to represent entities and their relationships in a plethora of …

Leveraging double simulation to efficiently evaluate hybrid patterns on data graphs

X Wu, D Theodoratos, D Skoutas, M Lan - International Conference on …, 2020 - Springer
Labeled graphs are used to represent entities and their relationships in a plethora of Web
applications. Graph pattern matching is a fundamental operation for the analysis and …

[PDF][PDF] Answering Graph Pattern Queries using Compact Materialized Views.

M Lan, X Wu, D Theodoratos - DOLAP, 2022 - ceur-ws.org
We address the problem of evaluating graph pattern queries involving reachability (edge-to-
path mapping) and direct (edge-to-edge mapping) relationships under homomorphisms on …

Efficient in-memory evaluation of reachability graph pattern queries on data graphs

X Wu, D Theodoratos, D Skoutas, M Lan - International Conference on …, 2022 - Springer
Graphs are a widely used data model in modern data-intensive applications. Graph pattern
matching is a fundamental operation for the exploration and analysis of large data graphs. In …

Evaluating mixed patterns on large data graphs using bitmap views

X Wu, D Theodoratos, D Skoutas, M Lan - International Conference on …, 2019 - Springer
Developing efficient and scalable techniques for pattern queries over large graphs is crucial
for modern applications such as social networks, Web analysis, and bioinformatics. In this …

Efficiently computing homomorphic matches of hybrid pattern queries on large graphs

X Wu, D Theodoratos, D Skoutas, M Lan - Big Data Analytics and …, 2019 - Springer
In this paper, we address the problem of efficiently finding homomorphic matches for hybrid
patterns over large data graphs. Finding matches for patterns in data graphs is of …

Evaluating hybrid graph pattern queries using runtime index graphs

X Wu, D Theodoratos, N Mamoulis, M Lan - arXiv preprint arXiv …, 2021 - arxiv.org
Graph pattern matching is a fundamental operation for the analysis and exploration ofdata
graphs. In thispaper, we presenta novel approachfor efficiently finding homomorphic …

NREngine: A Graph-Based Query Engine for Network Reachability

W Li, L Zou, P Peng, Z Qin - … , MobiSocial, and MUST, Taipei, Taiwan, April …, 2021 - Springer
A quick and intuitive understanding of network reachability is of great significance for
network optimization and network security management. In this paper, we propose a query …

Using Materialized Views for Answering Graph Pattern Queries

M Lan - 2022 - search.proquest.com
Discovering patterns in graphs by evaluating graph pattern queries involving direct (edge-to-
edge mapping) and reachability (edge-to-path mapping) relationships under …