2 papers
cs.CV2026
FreqDoor: A Hidden Trojan in the Frequency Domain for Backdoor Attacks on Vision-Language Models
Yasir Arafat Prodhan, Sadad Hasan, Mohammed Imamul Hassan Bhuiyan
Vision-language models (VLMs) have recently shown excellent progress in open-ended image-to-text generation. However, their multimodal nature makes them persistently vulnerable to…
cs.CV2026
Variational Network with Wavelet-based UNET in Accelerated MRI Reconstruction from Under Sampled K-space Data
Yasir Arafat Prodhan, Shaikh Anowarul Fattah
Fully sampled MRI requires dense k-space acquisition, leading to long scan times, reduced clinical throughput, and increased sensitivity to patient motion. Accelerated MRI addresse…