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Jul 2026
From Continuous Pretraining to Domain-Adaptive Reranking via Task Vector Adaptation
This work proposes a fine-grained task vector adaptation method that learns parameter-wise scaling coefficients for the task vector that are optimized using a language modeling objective while keeping all model parameters fixed, enabling effective integration of domain-specific knowledge without degrading reranking capabilities.
Sanghyun Cho, Myeongjin Lee, Jong-hun Shin et al.
· Annual International ACM SIG... · 0 citations