Update task categories and add Hugging Face paper link

README.md

@@ -1,87 +1,88 @@
 ---
+language:
+- zh
 license: cc-by-nc-sa-4.0
+size_categories:
+- 1K<n<10K
 task_categories:
-  - visual-question-answering
-  - image-classification
-  - text-generation
-language:
-  - zh
-tags:
-  - education
-  - math
-  - error-analysis
-  - handwritten
-  - multimodal
-  - scratchwork
+- visual-question-answering
+- image-classification
+- text-generation
+- image-text-to-text
 pretty_name: ScratchMath
-size_categories:
-  - 1K<n<10K
+tags:
+- education
+- math
+- error-analysis
+- handwritten
+- multimodal
+- scratchwork
 configs:
-  - config_name: primary
-    data_files: "primary/data-*.parquet"
-  - config_name: middle
-    data_files: "middle/data-*.parquet"
+- config_name: primary
+  data_files: primary/data-*.parquet
+- config_name: middle
+  data_files: middle/data-*.parquet
 dataset_info:
-  - config_name: primary
-    features:
-      - name: question_id
-        dtype: string
-      - name: question
-        dtype: string
-      - name: answer
-        dtype: string
-      - name: solution
-        dtype: string
-      - name: student_answer
-        dtype: string
-      - name: student_scratchwork
-        dtype: image
-      - name: error_category
-        dtype:
-          class_label:
-            names:
-              0: 计算错误
-              1: 题目理解错误
-              2: 知识点错误
-              3: 答题技巧错误
-              4: 手写誊抄错误
-              5: 逻辑推理错误
-              6: 注意力与细节错误
-      - name: error_explanation
-        dtype: string
-    splits:
-      - name: train
-        num_examples: 1479
-  - config_name: middle
-    features:
-      - name: question_id
-        dtype: string
-      - name: question
-        dtype: string
-      - name: answer
-        dtype: string
-      - name: solution
-        dtype: string
-      - name: student_answer
-        dtype: string
-      - name: student_scratchwork
-        dtype: image
-      - name: error_category
-        dtype:
-          class_label:
-            names:
-              0: 计算错误
-              1: 题目理解错误
-              2: 知识点错误
-              3: 答题技巧错误
-              4: 手写誊抄错误
-              5: 逻辑推理错误
-              6: 注意力与细节错误
-      - name: error_explanation
-        dtype: string
-    splits:
-      - name: train
-        num_examples: 241
+- config_name: primary
+  features:
+  - name: question_id
+    dtype: string
+  - name: question
+    dtype: string
+  - name: answer
+    dtype: string
+  - name: solution
+    dtype: string
+  - name: student_answer
+    dtype: string
+  - name: student_scratchwork
+    dtype: image
+  - name: error_category
+    dtype:
+      class_label:
+        names:
+          0: 计算错误
+          1: 题目理解错误
+          2: 知识点错误
+          3: 答题技巧错误
+          4: 手写誊抄错误
+          5: 逻辑推理错误
+          6: 注意力与细节错误
+  - name: error_explanation
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 1479
+- config_name: middle
+  features:
+  - name: question_id
+    dtype: string
+  - name: question
+    dtype: string
+  - name: answer
+    dtype: string
+  - name: solution
+    dtype: string
+  - name: student_answer
+    dtype: string
+  - name: student_scratchwork
+    dtype: image
+  - name: error_category
+    dtype:
+      class_label:
+        names:
+          0: 计算错误
+          1: 题目理解错误
+          2: 知识点错误
+          3: 答题技巧错误
+          4: 手写誊抄错误
+          5: 逻辑推理错误
+          6: 注意力与细节错误
+  - name: error_explanation
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 241
 ---
 
 <div align="center">
@@ -93,7 +94,8 @@ dataset_info:
 **AIED 2026** &mdash; 27th International Conference on Artificial Intelligence in Education
 
 [![Project Page](https://img.shields.io/badge/Project-Page-blue?style=for-the-badge&logo=googlechrome&logoColor=white)](https://bbsngg.github.io/ScratchMath/)
-[![Paper](https://img.shields.io/badge/Paper-PDF-red?style=for-the-badge&logo=adobeacrobatreader&logoColor=white)](https://bbsngg.github.io/ScratchMath/paper/ScratchMath_AIED2026.pdf)
+[![Paper](https://img.shields.io/badge/Paper-HF-ffd21e?style=for-the-badge&logo=huggingface&logoColor=white)](https://huggingface.co/papers/2603.24961)
+[![Paper PDF](https://img.shields.io/badge/Paper-PDF-red?style=for-the-badge&logo=adobeacrobatreader&logoColor=white)](https://bbsngg.github.io/ScratchMath/paper/ScratchMath_AIED2026.pdf)
 [![Code](https://img.shields.io/badge/Code-GitHub-black?style=for-the-badge&logo=github&logoColor=white)](https://github.com/ai-for-edu/ScratchMath)
 [![License](https://img.shields.io/badge/License-CC_BY--NC--SA_4.0-green?style=for-the-badge)](https://creativecommons.org/licenses/by-nc-sa/4.0/)
 
@@ -185,4 +187,4 @@ If you use this dataset, please cite:
 
 ## License
 
-This dataset is released under the [CC BY-NC-SA 4.0](https://creativecommons.org/licenses/by-nc-sa/4.0/) license.
+This dataset is released under the [CC BY-NC-SA 4.0](https://creativecommons.org/licenses/by-nc-sa/4.0/) license.