3 papers
cs.CL2026
The Piggyback Hypothesis of Generalization: Explaining and Mitigating Emergent Misalignment
Jiachen Zhao, Zhengxuan Wu, Aryaman Arora +3
The mechanisms behind LLMs' broad over-generalization beyond training examples remain unclear. Emergent misalignment (EM) offers a striking case study: finetuning on narrow tasks i…
cs.DB2025
Approximate Diverse -nearest Neighbor Search in Vector Database
Jiachen Zhao, Xiao Yan, Eric Lo
Approximate -nearest neighbor search (A-NNS) is a core operation in vector databases, underpinning applications such as retrieval-augmented generation (RAG) and image retriev…
cs.LG2025
LatentFlow: Cross-Frequency Experimental Flow Reconstruction from Sparse Pressure via Latent Mapping
Junle Liu, Chang Liu, Yanyu Ke +5
Acquiring temporally high-frequency and spatially high-resolution turbulent wake flow fields in particle image velocimetry (PIV) experiments remains a significant challenge due to…