2 papers
cs.CR2026
General Techniques for Reducing Key-Switching Overhead in Privacy-Preserving Two-Party Transformer Inference
Wenshao Yang, Zhenhua Liu, Dongdong Yao
In secure two-party Transformer inference, linear layers are typically evaluated using Fully Homomorphic Encryption (FHE) through plaintext-ciphertext or ciphertext-ciphertext matr…
quant-ph2026
No Universal Purification in Quantum Mechanics
Zhenhuan Liu, Zhenyu Du, Jens Eisert +2
Many central tasks in fundamental physics and quantum information processing are possible only insofar as mixed quantum states can be made purer. In this work, we prove that the li…