Add README.md

README.md

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+---
+license: mit
+library_name: pytorch
+pipeline_tag: image-segmentation
+tags:
+  - 3d-instance-segmentation
+  - scannetpp
+  - scannet
+  - competitorformer
+---
+
+# CompetitorFormer Checkpoints
+
+Official weights for **CompetitorFormer** (CVPR 2026).
+
+Code: [https://github.com/DuanchuWang/CompetitorFormer](https://github.com/DuanchuWang/CompetitorFormer)
+
+## ScanNet++ fair val
+
+| File | Original training save | AP / AP50 / AP25 | `num_query` |
+| --- | --- | --- | ---: |
+| [`competitorformer_scannetpp.pth`](https://huggingface.co/WangDuanchu/CompetitorFormer/resolve/main/competitorformer_scannetpp.pth) | `epoch490_AP_0.3335_0.4725_0.5640.pth` | **0.3335 / 0.4725 / 0.5640** | 500 |
+
+This is the official ScanNet++ fair val checkpoint (50-scene `nvs_sem_val` split).
+
+```bash
+wget https://huggingface.co/WangDuanchu/CompetitorFormer/resolve/main/competitorformer_scannetpp.pth \
+  -O checkpoints/competitorformer_scannetpp.pth
+```
+
+or:
+
+```bash
+huggingface-cli download WangDuanchu/CompetitorFormer competitorformer_scannetpp.pth --local-dir checkpoints
+```
+
+## ScanNet v2 fair val (optional)
+
+| File | Original training save | AP / AP50 / AP25 | `num_query` |
+| --- | --- | --- | ---: |
+| [`competitorformer_scannet.pth`](https://huggingface.co/WangDuanchu/CompetitorFormer/resolve/main/competitorformer_scannet.pth) | `epoch440_AP_0.6276_0.8072_0.8718.pth` | **0.6276 / 0.8072 / 0.8718** | 400 |
+
+See the GitHub README for evaluation commands and data preparation.