activity
20222024
most citedPhase-change metasurfaces for reconfigurable image processing

13 citations · 30 across the 18 of their papers we have counts for

collaborators

18 papers

physics.optics202413 cited

Phase-change metasurfaces for reconfigurable image processing

Tingting Liu, Jumin Qiu, Tianbao Yu +3

Optical metasurfaces have enabled high-speed, low-power image processing within a compact footprint. However, reconfigurable imaging in such flat devices remains a critical challen…

physics.optics20248 cited

Continuous Varifocal Metalens Based on Phase-Change Material

Yilong Cui, Liang Hou, Kenan Guo +4

Metasurfaces have provided new opportunities for the realization of flat lenses, among which tunable metalenses have garnered considerable attention due to their flexible functiona…

cs.LG2024

RED: Residual Estimation Diffusion for Low-Dose PET Sinogram Reconstruction

Xingyu Ai, Bin Huang, Fang Chen +4

Recent advances in diffusion models have demonstrated exceptional performance in generative tasks across vari-ous fields. In positron emission tomography (PET), the reduction in tr…

eess.IV2024

Sub-DM:Subspace Diffusion Model with Orthogonal Decomposition for MRI Reconstruction

Yu Guan, Qinrong Cai, Wei Li +3

Diffusion model-based approaches recently achieved re-markable success in MRI reconstruction, but integration into clinical routine remains challenging due to its time-consuming co…

eess.IV2024

Zero-shot Dynamic MRI Reconstruction with Global-to-local Diffusion Model

Yu Guan, Kunlong Zhang, Qi Qi +5

Diffusion models have recently demonstrated considerable advancement in the generation and reconstruction of magnetic resonance imaging (MRI) data. These models exhibit great poten…

eess.IV2024

st-DTPM: Spatial-Temporal Guided Diffusion Transformer Probabilistic Model for Delayed Scan PET Image Prediction

Ran Hong, Yuxia Huang, Lei Liu +4

PET imaging is widely employed for observing biological metabolic activities within the human body. However, numerous benign conditions can cause increased uptake of radiopharmaceu…