| { | |
| "name": "NLVR2", | |
| "release_date": "2026-05-25", | |
| "subsets": { | |
| "main": { | |
| "language": [ | |
| "en" | |
| ], | |
| "modalities": [ | |
| "multi_image_start" | |
| ], | |
| "task_type": "vqa", | |
| "prompt_template": "<image><image>{{ question }}\nAnswer with True or False.", | |
| "mapping_from_source": { | |
| "media": { | |
| "from": "images", | |
| "type": "list", | |
| "min_items": 2, | |
| "max_items": 2 | |
| }, | |
| "id": { | |
| "from": "id" | |
| }, | |
| "question": { | |
| "from": "question" | |
| }, | |
| "answer": { | |
| "from": "answer", | |
| "optional": true | |
| }, | |
| "extra": { | |
| "synset": { | |
| "from": "synset" | |
| }, | |
| "writer": { | |
| "from": "writer" | |
| } | |
| }, | |
| "source": { | |
| "format": "huggingface", | |
| "url": { | |
| "balanced_dev": "https://huggingface.co/datasets/lmms-lab/NLVR2", | |
| "balanced_test_public": "https://huggingface.co/datasets/lmms-lab/NLVR2", | |
| "balanced_test_unseen": "https://huggingface.co/datasets/lmms-lab/NLVR2", | |
| "unbalanced_dev": "https://huggingface.co/datasets/lmms-lab/NLVR2", | |
| "unbalanced_test_unseen": "https://huggingface.co/datasets/lmms-lab/NLVR2", | |
| "unbalanced_test_public": "https://huggingface.co/datasets/lmms-lab/NLVR2" | |
| } | |
| } | |
| }, | |
| "prompt_template_source": { | |
| "origin": "official", | |
| "reference": "https://github.com/EvolvingLMMs-Lab/lmms-eval/blob/main/lmms_eval/tasks/nlvr2/utils.py (nlvr2_doc_to_text — two-image True/False statement evaluation)", | |
| "notes": "Tier 4: lmms-eval NLVR2 canonical evaluation prompt (visual entailment True/False)." | |
| } | |
| } | |
| } | |
| } |