Jared Claypoole
2024
BloomVQA: Assessing Hierarchical Multi-modal Comprehension
Yunye Gong
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Robik Shrestha
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Jared Claypoole
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Michael Cogswell
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Arijit Ray
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Christopher Kanan
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Ajay Divakaran
Findings of the Association for Computational Linguistics: ACL 2024
We propose a novel VQA dataset, BloomVQA, to facilitate comprehensive evaluation of large vision-language models on comprehension tasks. Unlike current benchmarks that often focus on fact-based memorization and simple reasoning tasks without theoretical grounding, we collect multiple-choice samples based on picture stories that reflect different levels of comprehension, as laid out in Bloom’s Taxonomy, a classic framework for learning assessment widely adopted in education research. Our data maps to a novel hierarchical graph representation which enables automatic data augmentation and novel measures characterizing model consistency. We perform graded evaluation and reliability analysis on recent multi-modal models. In comparison to low-level tasks, we observe decreased performance on tasks requiring advanced comprehension and cognitive skills with up to 38.0% drop in VQA accuracy. In comparison to earlier models, GPT-4V demonstrates improved accuracy over all comprehension levels and also shows a tendency of bypassing visual inputs especially for higher-level tasks. Current models also show consistency patterns misaligned with human comprehension in various scenarios, demonstrating the need for improvement based on theoretically-grounded criteria. The dataset can be accessed at https://huggingface.co/datasets/ygong/BloomVQA.
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Co-authors
- Yunye Gong 1
- Robik Shrestha 1
- Michael Cogswell 1
- Arijit Ray 1
- Christopher Kanan 1
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