metadata.json

{
 "name": "A-OKVQA",
 "release_date": "2022-08-03",
 "subsets": {
  "main": {
   "language": [
    "en"
   ],
   "modalities": [
    "single_image_start"
   ],
   "task_type": "multiple_choice_qa",
   "score_type": "rule",
   "score_protocol": {
    "reference": "official@github.com/allenai/aokvqa evaluation/eval_predictions.py — MC metric: acc = float(pred == choices[correct_choice_idx]); exact-match of the chosen option string, no LLM/fuzzy.",
    "note": "A-OKVQA officially has TWO settings — direct-answer (VQA-accuracy, 10 refs) and multiple-choice. The mm-eval copy ships the MULTIPLE-CHOICE setting (choices A-D, single gold letter), so this classifies the MC exact-match protocol, not the DA vqa_accuracy protocol."
   },
   "prompt_template": "<image>{% if hint %}Hint: {{ hint }}\n{% endif %}Question: {{ question }}\nOptions:\n{% for k, v in options.items() %}{{ k }}. {{ v }}\n{% endfor %}Please select the correct answer from the options above. ",
   "mapping_from_source": {
    "media": {
     "from": "image",
     "type": "list",
     "min_items": 1,
     "max_items": 1
    },
    "id": {
     "from": "id"
    },
    "question": {
     "from": "question"
    },
    "answer": {
     "from": "answer",
     "optional": true
    },
    "options": {
     "from": "choices",
     "optional": true,
     "note": "list source values are normalized to {A,B,...} dict"
    },
    "extra": {
     "rationales": {
      "from": "rationales"
     }
    },
    "source": {
     "format": "huggingface",
     "url": {
      "validation": "https://huggingface.co/datasets/HuggingFaceM4/A-OKVQA"
     }
    }
   },
   "prompt_template_source": {
    "origin": "official",
    "reference": "https://github.com/open-compass/VLMEvalKit/blob/main/vlmeval/dataset/image_mcq.py#L212-L247 (ImageMCQDataset.build_prompt; dataset key 'A-OKVQA' registered at image_mcq.py#L113)",
    "notes": "Tier 3: dataset authors publish no VLM model-input prompt (allenai/aokvqa ships only a text-only GPT-3 few-shot prompt, gpt3/query_gpt3.py#L72-L76, and classifier-based transfer experiments); VLMEvalKit registers A-OKVQA under the generic MCQ handler whose Hint:/Question:/Options:/'Please select the correct answer from the options above. ' output the published template reproduces byte-for-byte."
   }
  }
 }
}