Open access
Aug 2026
Enhancing low-light images through HVI color space with spatial-frequency domain integration
SFH-Net is proposed, an horizontal-vertical-intensity (HVI)-guided luminance-chrominance collaborative enhancement framework that achieves a better trade-off among reconstruction accuracy, structural fidelity, and parameter compactness.
Zhanqiang Huo, Hui-Jie Zhang, Yingxu Qiao et al.
· Engineering Research Express · 0 citations