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cs.CL2026
Confidence-Calibrated Small-Large Language Model Collaboration for Cost-Efficient Reasoning
Chuang Zhang, Zizhen Zhu, Yihao Wei +5
Large language models (LLMs) demonstrate superior reasoning capabilities compared to small language models (SLMs), but incur substantially higher costs. We propose COllaborative RE…
cs.CL2025
Layer-Aware Task Arithmetic: Disentangling Task-Specific and Instruction-Following Knowledge
Yan-Lun Chen, Yi-Ru Wei, Chia-Yi Hsu +5
Large language models (LLMs) demonstrate strong task-specific capabilities through fine-tuning, but merging multiple fine-tuned models often leads to degraded performance due to ov…