MORALISE: A Structured Benchmark for Moral Alignment in Visual Language Models

Fuente: arXiv
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Main Authors: Lin, Xiao, Liu, Zhining, Yang, Ze, Li, Gaotang, Qiu, Ruizhong, Wang, Shuke, Liu, Hui, Li, Haotian, Keswani, Sumit, Pardeshi, Vishwa, Zhao, Huijun, Fan, Wei, Tong, Hanghang
Format: Preprint
Published: 2025
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author Lin, Xiao
Liu, Zhining
Yang, Ze
Li, Gaotang
Qiu, Ruizhong
Wang, Shuke
Liu, Hui
Li, Haotian
Keswani, Sumit
Pardeshi, Vishwa
Zhao, Huijun
Fan, Wei
Tong, Hanghang
author_facet Lin, Xiao
Liu, Zhining
Yang, Ze
Li, Gaotang
Qiu, Ruizhong
Wang, Shuke
Liu, Hui
Li, Haotian
Keswani, Sumit
Pardeshi, Vishwa
Zhao, Huijun
Fan, Wei
Tong, Hanghang
contents Warning: This paper contains examples of harmful language and images. Reader discretion is advised. Recently, vision-language models have demonstrated increasing influence in morally sensitive domains such as autonomous driving and medical analysis, owing to their powerful multimodal reasoning capabilities. As these models are deployed in high-stakes real-world applications, it is of paramount importance to ensure that their outputs align with human moral values and remain within moral boundaries. However, existing work on moral alignment either focuses solely on textual modalities or relies heavily on AI-generated images, leading to distributional biases and reduced realism. To overcome these limitations, we introduce MORALISE, a comprehensive benchmark for evaluating the moral alignment of vision-language models (VLMs) using diverse, expert-verified real-world data. We begin by proposing a comprehensive taxonomy of 13 moral topics grounded in Turiel's Domain Theory, spanning the personal, interpersonal, and societal moral domains encountered in everyday life. Built on this framework, we manually curate 2,481 high-quality image-text pairs, each annotated with two fine-grained labels: (1) topic annotation, identifying the violated moral topic(s), and (2) modality annotation, indicating whether the violation arises from the image or the text. For evaluation, we encompass two tasks, \textit{moral judgment} and \textit{moral norm attribution}, to assess models' awareness of moral violations and their reasoning ability on morally salient content. Extensive experiments on 19 popular open- and closed-source VLMs show that MORALISE poses a significant challenge, revealing persistent moral limitations in current state-of-the-art models. The full benchmark is publicly available at https://huggingface.co/datasets/Ze1025/MORALISE.
format Preprint
id arxiv_https___arxiv_org_abs_2505_14728
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle MORALISE: A Structured Benchmark for Moral Alignment in Visual Language Models
Lin, Xiao
Liu, Zhining
Yang, Ze
Li, Gaotang
Qiu, Ruizhong
Wang, Shuke
Liu, Hui
Li, Haotian
Keswani, Sumit
Pardeshi, Vishwa
Zhao, Huijun
Fan, Wei
Tong, Hanghang
Computer Vision and Pattern Recognition
Artificial Intelligence
Computation and Language
Computers and Society
Multimedia
Warning: This paper contains examples of harmful language and images. Reader discretion is advised. Recently, vision-language models have demonstrated increasing influence in morally sensitive domains such as autonomous driving and medical analysis, owing to their powerful multimodal reasoning capabilities. As these models are deployed in high-stakes real-world applications, it is of paramount importance to ensure that their outputs align with human moral values and remain within moral boundaries. However, existing work on moral alignment either focuses solely on textual modalities or relies heavily on AI-generated images, leading to distributional biases and reduced realism. To overcome these limitations, we introduce MORALISE, a comprehensive benchmark for evaluating the moral alignment of vision-language models (VLMs) using diverse, expert-verified real-world data. We begin by proposing a comprehensive taxonomy of 13 moral topics grounded in Turiel's Domain Theory, spanning the personal, interpersonal, and societal moral domains encountered in everyday life. Built on this framework, we manually curate 2,481 high-quality image-text pairs, each annotated with two fine-grained labels: (1) topic annotation, identifying the violated moral topic(s), and (2) modality annotation, indicating whether the violation arises from the image or the text. For evaluation, we encompass two tasks, \textit{moral judgment} and \textit{moral norm attribution}, to assess models' awareness of moral violations and their reasoning ability on morally salient content. Extensive experiments on 19 popular open- and closed-source VLMs show that MORALISE poses a significant challenge, revealing persistent moral limitations in current state-of-the-art models. The full benchmark is publicly available at https://huggingface.co/datasets/Ze1025/MORALISE.
title MORALISE: A Structured Benchmark for Moral Alignment in Visual Language Models
topic Computer Vision and Pattern Recognition
Artificial Intelligence
Computation and Language
Computers and Society
Multimedia
url https://arxiv.org/abs/2505.14728