Author

F. Abtahi

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Review Aug 2026

A Six-Dimensional Taxonomy of Post-Training Adaptation Techniques with Applications in AI Governance

Post-training adaptation has become central to modern machine learning practice and includes techniques such as retraining, fine-tuning, parameter-efficient adaptation, alignment, retrieval augmentation, model editing, unlearning, calibration, and Multimodal Instruction Tuning. However, the literature remains fragmente...

Fardin Afdideh, Fernando Seoane, F. Abtahi · 0 citations

#artificial intelligence Preprint Jul 2026

Sixteen models, fewer than two voices: measuring ensemble dispersion where no answer is uniquely correct

Sixteen language models drawn from ten families produced, on average, the semantic diversity of 1.69 distinct formulations of a psychotherapeutic case, against a single-model baseline of 1.43 from one model's own runs. Ensembles place more than one reading before a decision-maker on the premise that several models supp...

Mario Vega-Barbas, Lidia Mora-Valenciano, Iván Pau et al. · 0 citations