3 papers
cs.CR2024
LADDER: Multi-objective Backdoor Attack via Evolutionary Algorithm
Dazhuang Liu, Yanqi Qiao, Rui Wang +2
Current black-box backdoor attacks in convolutional neural networks formulate attack objective(s) as single-objective optimization problems in single domain. Designing triggers in…
cs.CV2024
Low-Frequency Black-Box Backdoor Attack via Evolutionary Algorithm
Yanqi Qiao, Dazhuang Liu, Rui Wang +1
While convolutional neural networks (CNNs) have achieved success in computer vision tasks, it is vulnerable to backdoor attacks. Such attacks could mislead the victim model to make…
physics.optics2015
Single-Step Tunable Group Delay Phaser for Real-Time Spectrum Sniffing
Tongfeng Guo, Qingfeng Zhang, Yifan Chen +2
This paper presents a single-step tunable group delay phaser for spectrum sniffing. This device may be seen as a "time filter", where frequencies are suppressed by time separation…