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Related papers: PDC: Piecewise Depth Completion utilizing Superpix…

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Image segmentation and depth estimation are crucial tasks in computer vision, especially in autonomous driving scenarios. Although these tasks are typically addressed separately, we propose an innovative approach to combine them in our…

Computer Vision and Pattern Recognition · Computer Science 2023-08-25 Jia-Quan Yu , Soo-Chang Pei

Depth completion is an important vision task, and many efforts have been made to enhance the quality of depth maps from sparse depth measurements. Despite significant advances, training these models to recover dense depth from sparse…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Rizhao Fan , Zhigen Li , Heping Li , Ning An

In this paper we consider the task of image-guided depth completion where our system must infer the depth at every pixel of an input image based on the image content and a sparse set of depth measurements. We propose a novel approach that…

Computer Vision and Pattern Recognition · Computer Science 2019-12-24 Chao Qu , Ty Nguyen , Camillo J. Taylor

Accurate three-dimensional perception is essential for modern industrial robotic systems that perform manipulation, inspection, and navigation tasks. RGB-D and stereo vision sensors are widely used for this purpose, but the depth maps they…

Computer Vision and Pattern Recognition · Computer Science 2025-12-10 Tony Salloom , Dandi Zhou , Xinhai Sun

Single-pixel imaging can collect images at the wavelengths outside the reach of conventional focal plane array detectors. However, the limited image quality and lengthy computational times for iterative reconstruction still impede the…

Image and Video Processing · Electrical Eng. & Systems 2023-11-20 Kai Song , Yaoxing Bian , Ku Wu , Hongrui Liu , Shuangping Han , Jiaming Li , Jiazhao Tian , Chengbin Qin , Jianyong Hu , Liantuan Xiao

Superpixel algorithms grouping pixels with similar color and other low-level properties are increasingly used for pre-processing in image segmentation. In recent years, a focus has been placed on developing geometric superpixel methods that…

Computer Vision and Pattern Recognition · Computer Science 2021-10-19 Maximilian Fiedler , Andreas Alpers

Recently, the concept of unsupervised learning for superpixel segmentation via CNNs has been studied. Essentially, such methods generate superpixels by convolutional neural network (CNN) employed on a single image, and such CNNs are trained…

Computer Vision and Pattern Recognition · Computer Science 2022-06-22 Moshe Eliasof , Nir Ben Zikri , Eran Treister

Recovering clean and accurate geometry from images is essential for robotics and augmented reality. However, existing geometry foundation models still suffer severely from flying pixels and the loss of fine details. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2026-01-09 Gangwei Xu , Haotong Lin , Hongcheng Luo , Haiyang Sun , Bing Wang , Guang Chen , Sida Peng , Hangjun Ye , Xin Yang

Depth completion, which aims to generate high-quality dense depth maps from sparse depth maps, has attracted increasing attention in recent years. Previous work usually employs RGB images as guidance, and introduces iterative spatial…

Computer Vision and Pattern Recognition · Computer Science 2023-08-04 Xinglong Sun , Jean Ponce , Yu-Xiong Wang

In autonomous vehicles or robots, point clouds from LiDAR can provide accurate depth information of objects compared with 2D images, but they also suffer a large volume of data, which is inconvenient for data storage or transmission. In…

Robotics · Computer Science 2021-09-17 Sukai Wang , Jianhao Jiao , Peide Cai , Ming Liu

This paper proposes a deep neural network (DNN) for piece-wise planar depthmap reconstruction from a single RGB image. While DNNs have brought remarkable progress to single-image depth prediction, piece-wise planar depthmap reconstruction…

Computer Vision and Pattern Recognition · Computer Science 2018-04-18 Chen Liu , Jimei Yang , Duygu Ceylan , Ersin Yumer , Yasutaka Furukawa

Raw depth images captured in indoor scenarios frequently exhibit extensive missing values due to the inherent limitations of the sensors and environments. For example, transparent materials frequently elude detection by depth sensors;…

Computer Vision and Pattern Recognition · Computer Science 2026-02-24 Haowen Wang , Zhengping Che , Yufan Yang , Mingyuan Wang , Zhiyuan Xu , Xiuquan Qiao , Mengshi Qi , Feifei Feng , Jian Tang

Recent applications in computer vision have come to heavily rely on superpixel over-segmentation as a pre-processing step for higher level vision tasks, such as object recognition, image labelling or image segmentation. Here we present a…

Computer Vision and Pattern Recognition · Computer Science 2016-05-20 Imanol Luengo , Mark Basham , Andrew P. French

Since the generative neural networks have made a breakthrough in the image generation problem, lots of researches on their applications have been studied such as image restoration, style transfer and image completion. However, there has…

Computer Vision and Pattern Recognition · Computer Science 2021-10-08 Jeesoo Kim , Jangho Kim , Jaeyoung Yoo , Daesik Kim , Nojun Kwak

Depth completion involves recovering a dense depth map from a sparse map and an RGB image. Recent approaches focus on utilizing color images as guidance images to recover depth at invalid pixels. However, color images alone are not enough…

Computer Vision and Pattern Recognition · Computer Science 2026-04-16 Danish Nazir , Marcus Liwicki , Didier Stricker , Muhammad Zeshan Afzal

This paper introduces a data-driven shape completion approach that focuses on completing geometric details of missing regions of 3D shapes. We observe that existing generative methods lack the training data and representation capacity to…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Bo Sun , Vladimir G. Kim , Noam Aigerman , Qixing Huang , Siddhartha Chaudhuri

We present a fast and accurate method for dense depth reconstruction from sparsely sampled light fields obtained using a synchronized camera array. In our method, the source images are over-segmented into non-overlapping compact superpixels…

Image and Video Processing · Electrical Eng. & Systems 2018-12-18 Aleksandra Chuchvara , Attila Barsi , Atanas Gotchev

Edge detection, as a fundamental task in computer vision, has garnered increasing attention. The advent of deep learning has significantly advanced this field. However, recent deep learning-based methods generally face two significant…

Computer Vision and Pattern Recognition · Computer Science 2024-12-20 Changsong Liu , Wei Zhang , Yanyan Liu , Mingyang Li , Wenlin Li , Yimeng Fan , Xiangnan Bai , Liang Zhang

LiDAR-based 3D object detection is an important task for autonomous driving and current approaches suffer from sparse and partial point clouds of distant and occluded objects. In this paper, we propose a novel two-stage approach, namely…

Computer Vision and Pattern Recognition · Computer Science 2020-12-23 Yanan Zhang , Di Huang , Yunhong Wang

The basic framework of depth completion is to predict a pixel-wise dense depth map using very sparse input data. In this paper, we try to solve this problem in a more effective way, by reformulating the regression-based depth estimation…

Computer Vision and Pattern Recognition · Computer Science 2021-04-16 Byeong-Uk Lee , Kyunghyun Lee , In So Kweon