Upload README.md with huggingface_hub

README.md

@@ -0,0 +1,49 @@
+---
+language: en
+license: other
+task_categories:
+  - text-classification
+tags:
+  - ai-detection
+  - reddit
+  - human-written
+  - nlp
+size_categories:
+  - 10K<n<100K
+---
+
+# Reddit AI-Detection Dataset
+
+Human-written Reddit posts and comments collected for AI-generated text
+detection research (CSCI 544 – *Who Wrote This?*).
+
+All records in the **pre-2022** split pre-date widespread LLM deployment
+and can be treated as ground-truth human-authored text for detector
+calibration.
+
+## Splits
+
+| File | Records | Period |
+|------|--------:|--------|
+| `data/reddit_pre_2022.zip` | 2,257 | 2005 – 2021 |
+| `data/reddit_post_2022.zip` | 79 | 2022 – 2026 |
+| `data/reddit_combined.zip` | 2,336 | 2005 – 2026 |
+
+## Schema
+
+| Column | Type | Description |
+|--------|------|-------------|
+| `text` | str | Post / comment body |
+| `subreddit` | str | Source subreddit |
+| `domain` | str | technology · news · science · finance · entertainment |
+| `post_type` | str | `submission` or `comment` |
+| `year` | int | UTC year of posting |
+| `word_count` | int | Approximate word count |
+| `length_bin` | str | short / medium / long / very_long |
+| `score` | int | Reddit score at collection time |
+| `created_utc` | int | Unix timestamp |
+| `id` | str | Reddit post ID |
+
+## Citation
+
+Data originally collected by Pushshift / u/raiderbdev, packaged by u/Watchful1.