Search Results for author: Weiwen Chen

Found 4 papers, 3 papers with code

CLIP Guided Image-perceptive Prompt Learning for Image Enhancement

no code implementations7 Nov 2023 Weiwen Chen, Qiuhong Ke, Zinuo Li

Image enhancement is a significant research area in the fields of computer vision and image processing.

Image Enhancement

UWFormer: Underwater Image Enhancement via a Semi-Supervised Multi-Scale Transformer

1 code implementation31 Oct 2023 Weiwen Chen, Yingtie Lei, Shenghong Luo, Ziyang Zhou, Mingxian Li, Chi-Man Pun

Underwater images often exhibit poor quality, distorted color balance and low contrast due to the complex and intricate interplay of light, water, and objects.

Image Enhancement

ShaDocFormer: A Shadow-Attentive Threshold Detector With Cascaded Fusion Refiner for Document Shadow Removal

1 code implementation13 Sep 2023 Weiwen Chen, Yingtie Lei, Shenghong Luo, Ziyang Zhou, Mingxian Li, Chi-Man Pun

The STD module employs a traditional thresholding technique and leverages the attention mechanism of the Transformer to gather global information, thereby enabling precise detection of shadow masks.

Document Shadow Removal

Devignet: High-Resolution Vignetting Removal via a Dual Aggregated Fusion Transformer With Adaptive Channel Expansion

1 code implementation26 Aug 2023 Shenghong Luo, Xuhang Chen, Weiwen Chen, Zinuo Li, Shuqiang Wang, Chi-Man Pun

Vignetting commonly occurs as a degradation in images resulting from factors such as lens design, improper lens hood usage, and limitations in camera sensors.

Vignetting Removal

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