الباحثون

Liuxian Ma

المنشورات 3

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T-Router: Learning Thalamic Routing for Reasoning with Parameter-Efficient Reinforcement Learning

Liuxian Ma, Jiale Dai, Jiaqi Li وآخرون · 2026

Parameter-efficient reinforcement learning aims to improve reasoning with a compact trainable interface to a pretrained model. We introduce the Thalamic Router (T-Router), which concentrates adaptation on the reuse of completed computations. A compressed, addressable bank preserves block changes; a depth-recurrent cont …

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Values as Style: Disentangling Values from Semantics with One-Way Mixing for Low-Damage LLM Steering

Jiale Dai, Hongcan Deng, Liuxian Ma وآخرون · 2026

Value steering should change an LLM's normative priorities while preserving the scenario, facts, and task constraints underlying its answer. Conventional activation edits often change both. We introduce an editable semantic-value interface on frozen residual states, with a one-way semantic-to-value pathway that grounds …

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VISTA: Value-Informed Event Appraisal for Multimodal Emotion Conflict

Jiale Dai, Liuxian Ma, Xiaoke Niu وآخرون · 2026

Conflicting emotional cues can be individually valid: a subdued voice may reflect a blocked goal while a smile satisfies a social obligation. Their interpretation depends on what the event means to the person. We introduce VISTA (Value-Informed Semantic Trust Arbitration), a learned seven-field appraisal interface that …

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