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Duc Anh Nguyen

2 papers indexed

arxivcs.LGcs.AI2026-06-30

Mixture-of-Control: State-Aware Fine-Tuning for Transformer-based Models

Duc Anh Nguyen, Tien Ngoc Luu, Tung Pham, Toan Tran

State-based fine-tuning has emerged as a compelling alternative to weight-based adaptation for transformers, updating lightweight controls into states rather than model weights, offering substantial memory savings while retaining parameter efficiency. However, most existing state…

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arxivcs.LG2026-06-29

IG-Lens: Exact Additive Probability Attribution Across Transformer Layers via Telescoping Integrated Gradients

Duc Anh Nguyen

We ask a simple question about decoder-only transformers: between which two layers is the probability of a predicted token actually produced? Existing layer-wise readout tools answer only approximately. The logit lens and its trained variant report a per-layer level of probabilit…

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