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Most of the existing deep learning based end-to-end video coding (DLEC) architectures are designed specifically for RGB color format, yet the video coding standards, including H.264/AVC, H.265/HEVC and H.266/VVC developed over past few…

Computer Vision and Pattern Recognition · Computer Science 2021-04-05 Ankitesh K. Singh , Hilmi E. Egilmez , Reza Pourreza , Muhammed Coban , Marta Karczewicz , Taco S. Cohen

In this paper, we propose a tightly-coupled SLAM system fused with RGB, Depth, IMU and structured plane information. Traditional sparse points based SLAM systems always maintain a mass of map points to model the environment. Huge number of…

Robotics · Computer Science 2022-07-05 Danpeng Chen , Shuai Wang , Weijian Xie , Shangjin Zhai , Nan Wang , Hujun Bao , Guofeng Zhang

This paper tackles the challenge of colorizing grayscale images. We take a deep convolutional neural network approach, and choose to take the angle of classification, working on a finite set of possible colors. Similarly to a recent paper,…

Computer Vision and Pattern Recognition · Computer Science 2018-11-09 Vincent Billaut , Matthieu de Rochemonteix , Marc Thibault

We introduce a simple yet effective technique for estimating lighting from a single low-dynamic-range (LDR) image by reframing the task as a chrome ball inpainting problem. This approach leverages a pre-trained diffusion model, Stable…

Computer Vision and Pattern Recognition · Computer Science 2026-02-02 Worameth Chinchuthakun , Pakkapon Phongthawee , Amit Raj , Varun Jampani , Pramook Khungurn , Supasorn Suwajanakorn

Pre-training Large Language Models (LLMs) on web-scale datasets becomes fundamental for advancing general-purpose AI. In contrast, enhancing their predictive performance on downstream tasks typically involves adapting their knowledge…

In this paper, we introduce YOLA, a novel framework for object detection in low-light scenarios. Unlike previous works, we propose to tackle this challenging problem from the perspective of feature learning. Specifically, we propose to…

Computer Vision and Pattern Recognition · Computer Science 2024-10-25 Mingbo Hong , Shen Cheng , Haibin Huang , Haoqiang Fan , Shuaicheng Liu

Image warping is a necessary step in many multimedia applications such as texture mapping, image-based rendering, panorama stitching, image resizing and optical flow computation etc. Traditionally, color image warping interpolation is…

Computer Vision and Pattern Recognition · Computer Science 2018-12-20 Chuangye Zhang , Yan Niu , Tieru Wu , Ximing Li

Video prediction is commonly referred to as forecasting future frames of a video sequence provided several past frames thereof. It remains a challenging domain as visual scenes evolve according to complex underlying dynamics, such as the…

Computer Vision and Pattern Recognition · Computer Science 2021-05-12 Hafez Farazi , Jan Nogga , Sven Behnke

Connected component analysis (CCA) has been heavily used to label binary images and classify segments. However, it has not been well-exploited to segment multi-valued natural images. This work proposes a novel multi-value segmentation…

Computer Vision and Pattern Recognition · Computer Science 2014-02-12 Dibyendu Mukherjee

Color constancy aims to keep object colors consistent under varying illumination. Cross-camera generalization in color constancy remains challenging because learning-based models often overfit to the color response characteristics of the…

Computer Vision and Pattern Recognition · Computer Science 2026-05-20 Shuwei Li , Lei Tan , Robby T. Tan

Inter prediction is one of the key technologies enabling the high compression efficiency of modern video coding standards. 360-degree video needs to be mapped to the 2D image plane prior to coding in order to allow compression using…

Image and Video Processing · Electrical Eng. & Systems 2024-10-28 Andy Regensky , Christian Herglotz , André Kaup

Illuminant estimation aims to infer scene illumination from image measurements despite intrinsic ambiguities between surface reflectance and lighting. Most existing methods operate on trichromatic RGB images and are therefore fundamentally…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 G. Dofri Vidarsson , Liying Lu , Sabine Süsstrunk

Deep networks have shown impressive performance in the image restoration tasks, such as image colorization. However, we find that previous approaches rely on the digital representation from single color model with a specific mapping…

Computer Vision and Pattern Recognition · Computer Science 2024-08-09 Xiangcheng Du , Zhao Zhou , Yanlong Wang , Zhuoyao Wang , Yingbin Zheng , Cheng Jin

Low-light image enhancement restores the colors and details of a single image and improves high-level visual tasks. However, restoring the lost details in the dark area is still a challenge relying only on the RGB domain. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2025-01-09 Xiangchen Yin , Zhenda Yu , Xin Gao , Xiao Sun

Image deraining aims to remove rain streaks from rainy images and restore clear backgrounds. Currently, some research that employs the Fourier transform has proved to be effective for image deraining, due to it acting as an effective…

Computer Vision and Pattern Recognition · Computer Science 2024-08-08 Dong Li , Yidi Liu , Xueyang Fu , Senyan Xu , Zheng-Jun Zha

This paper presents a novel design methodology for architecting a light-weight and faster DNN architecture for vision applications. The effectiveness of the architecture is demonstrated on Color-Constancy use case an inherent block in…

Computer Vision and Pattern Recognition · Computer Science 2020-08-09 Vishal Keshav , Tej Pratap GVSL

Based on the Manhattan World assumption, most existing indoor layout estimation schemes focus on recovering layouts from vertically compressed 1D sequences. However, the compression procedure confuses the semantics of different planes,…

Computer Vision and Pattern Recognition · Computer Science 2023-03-07 Zhijie Shen , Zishuo Zheng , Chunyu Lin , Lang Nie , Kang Liao , Shuai Zheng , Yao Zhao

In this paper, we propose a luminance-guided chrominance image enhancement convolutional neural network for HEVC intra coding. Specifically, we firstly develop a gated recursive asymmetric-convolution block to restore each degraded…

Computer Vision and Pattern Recognition · Computer Science 2022-06-14 Hewei Liu , Renwei Yang , Shuyuan Zhu , Xing Wen , Bing Zeng

Image harmonization is an essential step in image composition that adjusts the appearance of composite foreground to address the inconsistency between foreground and background. Existing methods primarily operate in correlated $RGB$ color…

Computer Vision and Pattern Recognition · Computer Science 2023-08-08 Linfeng Tan , Jiangtong Li , Li Niu , Liqing Zhang

Volume-based indoor scene reconstruction methods offer superior generalization capability and real-time deployment potential. However, existing methods rely on multi-view pixel back-projection ray intersections as weak geometric constraints…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Mingyang Li , Yimeng Fan , Changsong Liu , Lixue Xu , Xin Wang , Yanyan Liu , Wei Zhang