Comparison of techniques for fine-tuning open-weight models for entity extraction from radiology reports
Fine-tuned Gemma-3-12B matches GPT-4o on hemorrhage extraction when distilled from real reports.
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Stories tagged #gemma-3
Persona Dosing: Calibrated Activation Steering for Graded Trait Control
PersonaDose calibrates activation steering so models express requested persona intensities.
Google Research Releases ToolGrad: Answer-First Framework Hits 99.8% Pass Rate for Tool-Use Data Generation
Google Research and partners introduce ToolGrad, a verified tool-chain-first data generation framework reaching 99.8% pass rate and boosting Gemma-3-12B to 83.1 on BFCL.
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Active Adaptation, Not Static Defense: Temporal Dynamics of Preventative Steering in Adversarial Fine-Tuning
Researchers analyze why Preventative Steering protects LLMs against malicious fine-tuning, finding active adaptation drives protection, and propose Progressive Intensity Scheduling.