Test-time Reinforcement Learning for Anomalous Video Understanding

arXiv:2609.26099 · cs.CV · Submitted 2026-08-18 · Read on arXiv

cs.CV

Submitted: 2026-08-18

Updated: 2026-08-18

Terminology

• Adaptation — 31× in this paper · explained in 1 episode
• Reinforcement Learning — 17× in this paper · explained in 4 episodes
• Accuracy — 12× in this paper · explained in 1 episode
• Consistency — 8× in this paper · explained in 3 episodes
• GRPO — 7× in this paper · explained in 6 episodes
• Conference on Computer Vision and Pattern Recognition — 4× in this paper
• Pseudo-labels — 4× in this paper · explained in 2 episodes
• Ablation — 3× in this paper · explained in 1 episode
• Generalization — 3× in this paper · explained in 13 episodes
• Hallucination — 3× in this paper · explained in 3 episodes
• Distillation — 2× in this paper · explained in 2 episodes
• Distribution Shift — 2× in this paper · explained in 5 episodes
• Fine-Tuning — 2× in this paper · explained in 5 episodes
• Instruction Tuning — 2× in this paper · explained in 2 episodes
• Online Adaptation — 2× in this paper · explained in 3 episodes
• Agentic AI — 1× in this paper · explained in 1 episode
• Aggregation — 1× in this paper · explained in 1 episode
• Alignment — 1× in this paper · explained in 1 episode
• Benchmark — 1× in this paper · explained in 2 episodes
• Calibration — 1× in this paper · explained in 7 episodes
• Causal Reasoning — 1× in this paper · explained in 2 episodes
• Domain Adaptation — 1× in this paper · explained in 5 episodes
• Failure Modes — 1× in this paper · explained in 3 episodes
• Foundation Model — 1× in this paper · explained in 3 episodes
• Foundation Models — 1× in this paper · explained in 7 episodes
• GRPO Objective — 1× in this paper · explained in 2 episodes
• Self-consistency — 1× in this paper · explained in 2 episodes
• Structured Reasoning — 1× in this paper · explained in 3 episodes
• Temporal Reasoning — 1× in this paper · explained in 2 episodes
• Test-time Scaling — 1× in this paper · explained in 2 episodes
• Zero-Shot Generalization — 1× in this paper · explained in 5 episodes

Sources

• Advantage Collapse in Group Relative Policy Optimization: Diagnosis and Mitigation
• DeepSeekMath: Pushing the Limits of Mathematical Reasoning in Open Language Models
• VAU-R1: Advancing Video Anomaly Understanding via Reinforcement Fine-Tuning

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