Have a personal or library account? Click to login
Multimodal sentiment analysis for social media contents during public emergencies Cover

Multimodal sentiment analysis for social media contents during public emergencies

Open Access
|Aug 2023

Figures & Tables

Figure 1.

The structure of the DMFM.
The structure of the DMFM.

Figure 2.

The structure of textual sentiment analysis network
The structure of textual sentiment analysis network

Figure 3.

The structure of Visual sentiment analysis network
The structure of Visual sentiment analysis network

Figure 4.

The structure of multimodal sentiment analysis
The structure of multimodal sentiment analysis

Figure 5.

Visualization of outputs of the Conv12 model
Visualization of outputs of the Conv12 model

Figure 6.

The overall results
The overall results

Figure 7.

The results of employing different weights in decision-level fusion rule
The results of employing different weights in decision-level fusion rule

Figure 8.

The loss curve of model training
The loss curve of model training

Figure 9.

The results of different modalities in Twitter dataset. T is the text and V is the image.
The results of different modalities in Twitter dataset. T is the text and V is the image.

Figure 10.

The results in different Twitter public emergencies
The results in different Twitter public emergencies

An instance of Weibo dataset

ImagesTexts (translated)
Bauhinia in front of the window: “Typhoon Mangosteen” violently cracked its spine, but still couldn’t hide its charm

The first-round annotation results of Weibo dataset

2-person consistency3-person consistency
20031905

An example of multimodal posts on SMPs during public emergencies

ImageText
On the day of the “Bus Crash”, I also took on a bus in the urban area of Chongqing. As long as one passenger on the bus came out to stop that, it wouldn’t happen today. Rest in peace.

The first-round annotation results of Twitter dataset

2-person consistency3-person consistency
2,9612,703

The results of DMFM_conv11, DMFM and DMFM_conv13

ModelP(%)R(%)F1(%)
DMFM conv1184.70184.74284.695
DMFM85.86585.91585.881
DMFM conv1384.26684.27284.118

An example of Twitter dataset

ImagesTexts
The US and China may be nearing a trade deal. That won’t stop the global economic slowdown

The results of different multimodal sentiment analysis models

ModelP(%)R(%)F1(%)
Feature-level fusion79.90379.28879.496
DMFM85.86585.91585.881
Decision-level fusion84.01083.96083.936

The final annotation results of Twitter dataset

PositiveNeutralNegative
1,4061,1481,190

The results of different textual sentiment analysis models

ModelP(%)R(%)F1(%)
SVM-T78.10777.49477.465
TSAM82.76082.86482.750
BERT-T81.33381.15381.227

The final annotation results of Weibo dataset

PositiveNeutralNegative
712768649

The results of different visual sentiment analysis models

ModelP(%)R(%)F1(%)
UFT57.05157.04256.357
Conv1158.90658.22758.228
Conv1261.50761.50261.226
Conv1357.86157.51257.625

The results of Twitter public emergency dataset, where T represents text and V represents image_

ModelP(%)R(%)F1(%)
T83.40783.48283.386
V62.33661.86760.934
T+V86.46386.40086.401
DOI: https://doi.org/10.2478/jdis-2023-0012 | Journal eISSN: 2543-683X | Journal ISSN: 2096-157X
Language: English
Page range: 61 - 87
Submitted on: Nov 7, 2022
Accepted on: May 5, 2023
Published on: Aug 25, 2023
Published by: Chinese Academy of Sciences, National Science Library
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year

© 2023 Tao Fan, Hao Wang, Peng Wu, Chen Ling, Milad Taleby Ahvanooey, published by Chinese Academy of Sciences, National Science Library
This work is licensed under the Creative Commons Attribution 4.0 License.