Chart-HQA: A Benchmark for Hypothetical Question Answering in Charts

Fuente: arXiv
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Main Authors: Chen, Xiangnan, Fang, Yuancheng, Xiao, Qian, Li, Juncheng, Lin, Jun, Tang, Siliang, Yang, Yi, Zhuang, Yueting
Format: Preprint
Published: 2025
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author Chen, Xiangnan
Fang, Yuancheng
Xiao, Qian
Li, Juncheng
Lin, Jun
Tang, Siliang
Yang, Yi
Zhuang, Yueting
author_facet Chen, Xiangnan
Fang, Yuancheng
Xiao, Qian
Li, Juncheng
Lin, Jun
Tang, Siliang
Yang, Yi
Zhuang, Yueting
contents Multimodal Large Language Models (MLLMs) have garnered significant attention for their strong visual-semantic understanding. Most existing chart benchmarks evaluate MLLMs' ability to parse information from charts to answer questions. However, they overlook the inherent output biases of MLLMs, where models rely on their parametric memory to answer questions rather than genuinely understanding the chart content. To address this limitation, we introduce a novel Chart Hypothetical Question Answering (HQA) task, which imposes assumptions on the same question to compel models to engage in counterfactual reasoning based on the chart content. Furthermore, we introduce HAI, a human-AI interactive data synthesis approach that leverages the efficient text-editing capabilities of LLMs alongside human expert knowledge to generate diverse and high-quality HQA data at a low cost. Using HAI, we construct Chart-HQA, a challenging benchmark synthesized from publicly available data sources. Evaluation results on 18 MLLMs of varying model sizes reveal that current models face significant generalization challenges and exhibit imbalanced reasoning performance on the HQA task.
format Preprint
id arxiv_https___arxiv_org_abs_2503_04095
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Chart-HQA: A Benchmark for Hypothetical Question Answering in Charts
Chen, Xiangnan
Fang, Yuancheng
Xiao, Qian
Li, Juncheng
Lin, Jun
Tang, Siliang
Yang, Yi
Zhuang, Yueting
Computation and Language
Artificial Intelligence
Multimodal Large Language Models (MLLMs) have garnered significant attention for their strong visual-semantic understanding. Most existing chart benchmarks evaluate MLLMs' ability to parse information from charts to answer questions. However, they overlook the inherent output biases of MLLMs, where models rely on their parametric memory to answer questions rather than genuinely understanding the chart content. To address this limitation, we introduce a novel Chart Hypothetical Question Answering (HQA) task, which imposes assumptions on the same question to compel models to engage in counterfactual reasoning based on the chart content. Furthermore, we introduce HAI, a human-AI interactive data synthesis approach that leverages the efficient text-editing capabilities of LLMs alongside human expert knowledge to generate diverse and high-quality HQA data at a low cost. Using HAI, we construct Chart-HQA, a challenging benchmark synthesized from publicly available data sources. Evaluation results on 18 MLLMs of varying model sizes reveal that current models face significant generalization challenges and exhibit imbalanced reasoning performance on the HQA task.
title Chart-HQA: A Benchmark for Hypothetical Question Answering in Charts
topic Computation and Language
Artificial Intelligence
url https://arxiv.org/abs/2503.04095