MM-R3: On (In-)Consistency of Vision-Language Models (VLMs)
On the map: Multimodal LLMs / vision-language models → VLM benchmarks and visual reasoning
Abstract (arXiv)
With the advent of LLMs and variants, a flurry of research has emerged, analyzing the performance of such models across an array of tasks. While most studies focus on evaluating the capabilities of state-of-the-art (SoTA) Vision Language Models (VLMs) through task accuracy (e.g., visual question answering, grounding), our work explores the related but complementary aspect of consistency - the ability of a VLM to produce semantically similar or identical responses to semantically similar queries. We note that consistency is a fundamental prerequisite (necessary but not sufficient condition) for robustness and trust in VLMs. Armed with this perspective, we propose the MM-R3 benchmark, which allows us to analyze performance, in terms of consistency and accuracy, of SoTA VLMs on three tasks: Question Rephrasing, Image Restyling, and Context Reasoning. Our analysis reveals that consistency does not always align with accuracy, indicating that models with higher accuracy are not necessarily more consistent, and vice versa. Furthermore, we propose a simple yet effective mitigation strategy in the form of an adapter module trained to minimize inconsistency across prompts. With our proposed strategy, we are able to achieve absolute improvements of 5.7% and 12.5%, on average on widely used VLMs such as BLIP-2 and LLaVa 1.5M in terms of consistency over their existing counterparts.
Key facts. Cited by 10 papers in the map (data through 7 Oct 2026). Placed in VLM benchmarks and visual reasoning, one of 16 directions in Multimodal LLMs / vision-language models. Builds on 37 of its 56 references that are in the map. First posted on arXiv 7 Oct 2024.
Builds on
37 of 56 references.
Closest ancestors · 1
Same direction, newest first
- 2023Qwen-VL: A Versatile Vision-Language Model for Understanding, Localization, Text Reading, and Beyond24 Aug
Other references · 36
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24 more
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Built on by
Citing papers per year: 2024: 1; 2025: 2; 2026: 7.
10 papers.
- 2024Cross-Modal Consistency in Multimodal Large Language Modelscited by 17
- 2025Exploring and Evaluating Multimodal Knowledge Reasoning Consistency of Multimodal Large Language Modelscited by 8
- 2026Remember with Confidence: Uncertainty Quantification for Spatio-temporal Memory with Probabilistic Guaranteescited by 3
- 2026RemoteShield: Enable Robust Multimodal Large Language Models for Earth Observationcited by 2
- 2026FUSE: Quantifying Uncertainty in Vision-Language Models by Bayesian Fusing Epistemic and Aleatoric Uncertaintycited by 1
- 2026SEER: A Self-Grounded Evidence Interface for Controlled Spatial Relation Classificationcited by 1
- 2025Response Wide Shut? Surprising Observations in Basic Vision Language Model Capabilitiescited by 0
- 2026Towards Annotation-Free Validation of MLLMs: A Vision-Language Logical Consistency Metriccited by 0
- 2026VISTA: Auditing Semantic Divergence in Vision-Language Modelscited by 0
- 2026Evaluating the Diagnostic Robustness of Vision-Language Models Under Visual and Textual Perturbationscited by 0
- 2026Evaluating the Diagnostic Robustness of Vision-Language Models Under Visual and Textual Perturbations5 Aug 2026
- 2026SEER: A Self-Grounded Evidence Interface for Controlled Spatial Relation Classification4 Aug 2026
- 2026VISTA: Auditing Semantic Divergence in Vision-Language Models3 Jul 2026
- 2026Remember with Confidence: Uncertainty Quantification for Spatio-temporal Memory with Probabilistic Guarantees6 Jun 2026
- 2026FUSE: Quantifying Uncertainty in Vision-Language Models by Bayesian Fusing Epistemic and Aleatoric Uncertainty1 Jun 2026
- 2026Towards Annotation-Free Validation of MLLMs: A Vision-Language Logical Consistency Metric7 May 2026
- 2026RemoteShield: Enable Robust Multimodal Large Language Models for Earth Observation19 Apr 2026
- 2025Response Wide Shut? Surprising Observations in Basic Vision Language Model Capabilities10 Jul 2025
- 2025Exploring and Evaluating Multimodal Knowledge Reasoning Consistency of Multimodal Large Language Models3 Mar 2025
- 2024Cross-Modal Consistency in Multimodal Large Language Models14 Nov 2024
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- 2024CAST: Cross-modal Alignment Similarity Test for Vision Language Models
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