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Deep Learning With Anaphora Resolution for the Detection of Tweeters With Depression: Algorithm Development and
Akkapon Wongkoblap1,2,3, Miguel A Vadillo4,5, Vasa Curcin1,4
1Department of Informatics, King's College London, London, United Kingdom.
JMIR Mental Health
|August 12, 2021
Summary
This study developed a novel model to detect depression from Twitter posts, achieving 92% accuracy. The model effectively identifies mental health topics and improves upon existing methods for analyzing social media data.
Area of Science:
- Computational linguistics
- Mental health informatics
- Social media analytics
Background:
- Mental health disorders represent a significant global public health issue.
- Social media platforms offer rich data for psychological cue extraction, but present challenges like distinguishing self-reference from third-party statements.
- Existing natural language processing (NLP) methods often analyze text and user classification separately, hindering integrated sentiment analysis.
Purpose of the Study:
- To develop a predictive model for detecting depression in users based on Twitter posts.
- To identify textual content associated with mental health topics.
- To address anaphoric resolution challenges in social media text analysis.
Main Methods:
- A dataset of 3682 Twitter users (1983 with self-declared depression) was collected.
- Two multiple instance learning models were developed: one incorporating an anaphoric resolution encoder.
- Model performance was evaluated against established machine and deep learning models.
Main Results:
- The anaphoric resolution model achieved maximum accuracy of 92%, F1 score of 92%, and area under the curve of 90%.
- This model demonstrated superior performance compared to alternative predictive models, including classical and deep learning approaches.
- The model successfully highlighted posts relevant to the author's mental health.
Conclusions:
- The developed anaphoric resolution model shows significant promise in detecting depression from social media data.
- It outperforms existing predictive models, offering a more effective approach to mental health analysis on platforms like Twitter.
- The model provides valuable insights into the textual content related to tweeter mental health.
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