2 papers
cs.CV2025
SurveillanceVQA-589K: A Benchmark for Comprehensive Surveillance Video-Language Understanding with Large Models
Bo Liu, Pengfei Qiao, Minhan Ma +5
Understanding surveillance video content remains a critical yet underexplored challenge in vision-language research, particularly due to its real-world complexity, irregular event…
physics.optics2017
Recent advances in high-contrast metastructures, metasurfaces and photonic crystals
Pengfei Qiao, Weijian Yang, Connie J. Chang-Hasnain
In the recent decade, the research field using arrays of high-index-contrast near-wavelength dieletric structures on flat surfaces, known as high-contrast metastructures (HCMs) or…