---
license: cc-by-nc-sa-4.0
task_categories:
- text-classification
language:
- zh
tags:
- mental-health
- social-media
size_categories:
- 1M<n<10M
---

# MATCHA: A Multi-Disease Chinese Mental Health Dataset with Cross-Lingual Analyses

[![License: CC BY-NC-SA 4.0](https://img.shields.io/badge/License-CC%20BY--NC--SA%204.0-lightgrey.svg)](https://creativecommons.org/licenses/by-nc-sa/4.0/)

## 1. Overview / 项目简介

**MATCHA** (Multi-Disorder mental health daTa in CHinA) is a large-scale, community-driven Chinese Weibo dataset designed for multi-disorder mental health research. It is the first Chinese multi-disease dataset that links community posts from **Weibo Super-Topics** (超话) with user-level **historical timelines**.

**MATCHA**（Multi-Disorder mental health daTa in CHinA）是一个大规模、社区驱动的中文微博数据集，专为多病种精神健康研究设计。该数据集首次将**微博超话**社区帖子与用户层面的**历史时间线**相结合，构建了完整的用户数字足迹。


---

## 2. Key Features / 核心亮点

* **Large Scale / 规模宏大**: Covers 7 DSM-5 disorders and a control group, totaling 1.8 million posts from 47k users.
* **LLM-Assisted Stratification / 大模型辅助标注**: Utilizes **Qwen-3** to identify "Identified Positive" (IP) users who have explicitly self-reported their clinical status with >80% accuracy.
* **Cross-Lingual Alignment / 跨语言对齐**: Fully aligned with the English **Twitter-STMHD** dataset to facilitate cross-lingual psychiatric analysis.
* **Dual-Context / 双重语境**: Links disorder-specific community posts (STP) with general homepage posts (HP) to characterize behavioral patterns.

---

## 3. Data Statistics / 数据统计

| Disorder / 疾病类型 | User Count / 用户数 | Total Posts / 总帖子数 |
| :--- | :---: | :---: |
| **ADHD** (多动症) | 197 | 10,084 |
| **ASD** (孤独症) | 753 | 33,622 |
| **Bipolar Disorder** (双相) | 612 | 125,653 |
| **Depression** (抑郁症) | 25,202 | 1,232,940 |
| **General Anxiety** (焦虑症) | 10,004 | 170,874 |
| **Obsessive-Compulsive** (强迫症) | 442 | 82,006 |
| **Schizophrenia** (精分) | 584 | 25,816 |
| **Control Group** (对照组) | 4,125 | 155,136 |

---

## 4. Ethics & Data Access / 伦理与数据获取

* **De-identification**: All personal identifiers have been removed or hashed to protect user privacy.
* **Access Control**: The dataset is distributed through a **controlled-access system** for academic, non-commercial use only.
* **Ethics Statement**: All data were collected from publicly accessible posts without intruding on restricted content.

---
## 5. Access Instructions / 申请须知

To access the MATCHA dataset, you must complete the following **Dual-Verification** process. Requests without a corresponding signed DUA will be **declined**.

如需访问 MATCHA 数据集，您必须完成以下**双重验证**流程。未提交签署协议的申请将被**拒绝**。

1. **Download & Sign**: Visit our [GitHub Repository](https://github.com/Baihan-12/MATCHA-Mental-Health-Dataset/) to download and sign the `DUA.md` file.
   **下载并签署**：前往 [GitHub 仓库](https://github.com/Baihan-12/MATCHA-Mental-Health-Dataset/) 下载并签署 `DUA` 数据使用协议。

2. **Email the DUA**: Send the signed document to **baihan.li612@gmail.com**.
   **发送邮件**：将签署后的扫描件发送至 **baihan.li612@gmail.com**。
   * **Subject**: `[MATCHA Access Request] Name - Institution`

3. **Match Email Address**: Ensure your **Hugging Face account email** is the **SAME** as the one in your signed DUA for verification.
   **邮箱一致性**：请确保您的 **Hugging Face 账号邮箱** 与协议中填写的邮箱**完全一致**，以便核对。

---
*We will review your request once the signed DUA is received via email.*
*我们在收到邮件及签署协议后将尽快予以通过。*