default author photo

Yudi Chen

Nanjing University of Aeronautics and Astronautics

Yudao Street

210016

Nanjing,, 210016

China

  • Nanjing University of Aeronautics and Astronautics

SCHOLARLY PAPERS

2

DOWNLOADS

291

TOTAL CITATIONS

1

Scholarly Papers (2)

Actions:
Email selected abstracts
1.

Evolution of Online Public Opinions on Major Accidents: Implications for Post-Accident Response Based on Social Media Network

Number of pages: 32 Posted: 06 Sep 2022
Zhipeng Zhou, Xingnan Zhou, Yudi Chen and Haonan Qi
Nanjing University of Aeronautics and Astronautics, Nanjing University of Aeronautics and Astronautics, Nanjing University of Aeronautics and Astronautics and Nanjing University of Aeronautics and Astronautics
Downloads 153 (488,442)

Abstract:

Loading...

Major accident, Social media data, Online public opinion analysis, LAD sentiment dictionary, LDA-based topic extraction

2.

Uncovering Compound Urban Crises with Large Language Model-Assisted Knowledge Graph Construction

Number of pages: 35 Posted: 27 Feb 2025
Haiyan Hao, Xiaorui Chen, Yudi Chen and Nan Li
affiliation not provided to SSRN, affiliation not provided to SSRN, Nanjing University of Aeronautics and Astronautics and Tsinghua University
Downloads 138 (540,814)
Citation 1

Abstract:

Loading...

Compound Urban Crisis, Knowledge Graph, Large Language Model, Retrieval-Augmented Generation, Community Resilience