Conditional Validity for Adaptive Modality Acquisition: When the Policy Chooses Its Own Calibration Group

arXiv:2608.15520 · cs.LG · Submitted 2026-08-16 · Read on arXiv

cs.LG

Submitted: 2026-08-16

Updated: 2026-09-07

Comments: 23 pages, 4 figures, 14 tables. Includes appendix with full proofs

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Calibration — 162× in this paper · explained in 7 episodes
• Benchmark — 35× in this paper · explained in 2 episodes
• Exchangeability — 10× in this paper · explained in 2 episodes
• Accuracy — 9× in this paper · explained in 1 episode
• Conformal Prediction — 9× in this paper · explained in 5 episodes
• Abstention — 8× in this paper · explained in 1 episode
• Information Gain — 5× in this paper · explained in 2 episodes
• Ablation — 3× in this paper · explained in 1 episode
• In International Conference on Learning Representations — 3× in this paper
• Robustness — 3× in this paper · explained in 5 episodes
• Core — 2× in this paper · explained in 2 episodes
• In International Conference on Machine Learning — 2× in this paper
• Transformer — 2× in this paper · explained in 2 episodes
• Active Learning — 1× in this paper · explained in 6 episodes
• Adaptivity — 1× in this paper · explained in 1 episode
• Algorithmic Stability — 1× in this paper · explained in 1 episode
• Clustering — 1× in this paper · explained in 2 episodes
• Covariate Shift — 1× in this paper · explained in 2 episodes
• Differential Privacy — 1× in this paper · explained in 4 episodes
• Epistemic Uncertainty — 1× in this paper · explained in 10 episodes
• Feature Selection — 1× in this paper · explained in 4 episodes
• Grounding — 1× in this paper · explained in 3 episodes
• Meeting of the Association for Computational Linguistics — 1× in this paper
• Multimodal Learning — 1× in this paper · explained in 2 episodes
• Post-Selection — 1× in this paper · explained in 2 episodes
• Provenance — 1× in this paper · explained in 4 episodes
• Reconstruction Error — 1× in this paper · explained in 2 episodes
• Redundancy — 1× in this paper · explained in 2 episodes
• Uncertainty Quantification — 1× in this paper · explained in 8 episodes
• Verification — 1× in this paper · explained in 2 episodes

Sources

• A Gentle Introduction to Conformal Prediction and Distribution-Free Uncertainty Quantification
• Learn then Test: Calibrating Predictive Algorithms to Achieve Risk Control
• A Survey on Active Feature Acquisition Strategies
• Uncertainty-Aware Multimodal Learning via Conformal Shapley Intervals
• Inference-Time Dynamic Modality Selection for Incomplete Multimodal Classification
• Weighted Conformal Prediction Provides Adaptive and Valid Mask-Conditional Coverage for General Missing Data Mechanisms
• Conformal Prediction With Conditional Guarantees
• Reducing Aleatoric and Epistemic Uncertainty through Multi-modal Data Acquisition
• Any2Any: Incomplete Multimodal Retrieval with Conformal Prediction
• Cohort-Based Active Modality Acquisition
• Look Again Before You Abstain:Budgeted Conformal Evidence Acquisition for Reliable Vision-Language Model
• Selective Conformal Risk Control
• A Joint Finite-Sample Certificate for Adaptive Selective Conformal Risk Control

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