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Parallel label propagation algorithm based on weight and random walk.

Meili Tang1, Qian Pan1, Yurong Qian2

  • 1Nanjing University of information science Technology, Jiangsu, Nanjing 210044, China.

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|March 24, 2021
PubMed
Summary
This summary is machine-generated.

This study introduces WRWPLPA, a novel parallel label propagation algorithm for community detection in large-scale networks. It enhances accuracy and stability by combining node weights and random walk-based similarity for label updates.

Keywords:
community detectionlabel propagationrandom walksocial networkweight

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Area of Science:

  • Network Science
  • Data Mining
  • Computational Social Science

Background:

  • Community detection is crucial for understanding complex networks.
  • Existing algorithms often struggle with large-scale datasets.
  • Efficient and stable methods are needed for massive data and social networks.

Purpose of the Study:

  • To propose a novel and efficient label propagation algorithm for community detection.
  • To address the limitations of existing algorithms in handling large-scale networks.
  • To improve the accuracy and stability of community detection.

Main Methods:

  • Developed WRWPLPA (Parallel Label Propagation Algorithm based on Weight and Random Walk).
  • Introduced a new similarity calculation combining node weights (neighborhood and position indices) and random walks.
  • Implemented parallel propagation for efficient label probability utilization.

Main Results:

  • WRWPLPA demonstrated improved accuracy and stability compared to other label propagation algorithms.
  • The algorithm effectively handles large-scale and complex network data.
  • Experimental results validate the enhanced performance on artificial and real datasets.

Conclusions:

  • WRWPLPA offers a robust solution for community detection in massive networks.
  • The combination of weighted nodes and random walks enhances algorithm performance.
  • The proposed parallel approach efficiently utilizes label probabilities for improved results.