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Text Analysis for Depression Detection: Mental Health Digital Transformation.
1Department of Data Science and Artificial Intelligence, AUT.
Studies in Health Technology and Informatics
|August 8, 2025
Summary
This study uses artificial intelligence (AI) to detect depression from social media posts. Pre-training BERT on Reddit data improves AI
Area of Science:
- Computational linguistics
- Mental health informatics
- Artificial intelligence in healthcare
Background:
- Depression is a global mental health challenge.
- Social media data offers potential for early detection.
- Existing AI models may struggle with social media language nuances.
Purpose of the Study:
- To develop an AI model for early depression identification using social media.
- To enhance AI model performance by adapting pre-trained language models to social media data.
Main Methods:
- Utilized BERT for feature extraction from user posts.
- Employed a Convolutional Neural Network (CNN) for classification.
- Introduced a novel approach of pre-training BERT on Reddit data before integration into a BERT+CNN architecture.
Main Results:
- The proposed pre-training strategy on Reddit data aims to improve BERT's understanding of social media language.
- The BERT+CNN architecture with adapted BERT is expected to enhance depression detection accuracy.
Conclusions:
- AI, particularly adapted language models, shows promise for scalable mental health monitoring.
- Leveraging social media data and advanced AI techniques can aid in early identification of mental health conditions like depression.
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