MIRA: Mutual Information guided calibration for Reliable Test-Time Adaptation
MIRA is a source-free online adaptation method using lightweight Gaussian perturbations and mutual information to improve test-time adaptation under distribution shift.
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MIRA is a source-free online adaptation method using lightweight Gaussian perturbations and mutual information to improve test-time adaptation under distribution shift.
The controller selects which batches to adapt, which inputs to label, and when querying should stop.
On ImageNet-C with six csOOD datasets it beats UniEnt by 2.2% H-score while using 12% of the GPU memory.
On held-out Meta-World ML10/45 environments, METTA reports a success rate over 50% at a low training budget.
Across eight leading models, GPT-6 Sol reaches only 61.9% calibrated accuracy when rules stay hidden and can change.
T2-Z adapts frozen robotic world models at test time by optimizing a compact environment latent.
A training-free legal agent adapts at test time using memory evolution and rubric-aligned collaboration.
WISE-ATTA schedules scarce labels during test-time adaptation and matches prior methods with fewer annotations.
Harness learning trains a proposer to revise an agent's executable harness from execution feedback.
MISVO steers frozen language models toward a test-time reward while limiting distribution shift via local KL geometry.
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