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We address the problem of registering synchronized color (RGB) and multi-spectral (MS) images featuring very different resolution by solving stereo matching correspondences. Purposely, we introduce a novel RGB-MS dataset framing 13…

Computer Vision and Pattern Recognition · Computer Science 2022-06-15 Fabio Tosi , Pierluigi Zama Ramirez , Matteo Poggi , Samuele Salti , Stefano Mattoccia , Luigi Di Stefano

We propose Stereo Direct Sparse Odometry (Stereo DSO) as a novel method for highly accurate real-time visual odometry estimation of large-scale environments from stereo cameras. It jointly optimizes for all the model parameters within the…

Computer Vision and Pattern Recognition · Computer Science 2017-08-29 Rui Wang , Martin Schwörer , Daniel Cremers

SEGSRNet addresses the challenge of precisely identifying surgical instruments in low-resolution stereo endoscopic images, a common issue in medical imaging and robotic surgery. Our innovative framework enhances image clarity and…

Image and Video Processing · Electrical Eng. & Systems 2024-04-29 Mansoor Hayat , Supavadee Aramvith , Titipat Achakulvisut

In this paper, we propose a simple way to utilize stereo camera data to improve feature descriptors. Computer vision algorithms that use a stereo camera require some calculations of 3D information. We leverage this pre-calculated…

Computer Vision and Pattern Recognition · Computer Science 2018-09-25 Ehsan Shojaedini , Reza Safabakhsh

This paper tackles a new photometric stereo task, named universal photometric stereo. Unlike existing tasks that assumed specific physical lighting models; hence, drastically limited their usability, a solution algorithm of this task is…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Satoshi Ikehata

This paper addresses the problem of single image super-resolution (SR), which consists of recovering a high resolution image from its blurred, decimated and noisy version. The existing algorithms for single image SR use different strategies…

Computer Vision and Pattern Recognition · Computer Science 2016-05-03 Ningning Zhao , Qi Wei , Adrian Basarab , Nicolas Dobigeon , Denis Kouame , Jean-Yves Tourneret

Recent research on super-resolution (SR) has witnessed major developments with the advancements of deep convolutional neural networks. There is a need for information extraction from scenic text images or even document images on device,…

Computer Vision and Pattern Recognition · Computer Science 2022-01-03 Dhruval Jain , Arun D Prabhu , Gopi Ramena , Manoj Goyal , Debi Prasanna Mohanty , Sukumar Moharana , Naresh Purre

Despite progress in stereo depth estimation, omnidirectional imaging remains underexplored, mainly due to the lack of appropriate data. We introduce Helvipad, a real-world dataset for omnidirectional stereo depth estimation, featuring 40K…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Mehdi Zayene , Jannik Endres , Albias Havolli , Charles Corbière , Salim Cherkaoui , Alexandre Kontouli , Alexandre Alahi

Nowdays, most datasets used to train and evaluate super-resolution models are single-modal simulation datasets. However, due to the variety of image degradation types in the real world, models trained on single-modal simulation datasets do…

Image and Video Processing · Electrical Eng. & Systems 2020-04-14 Haoran Li , Weihong Quan , Meijun Yan , Jin zhang , Xiaoli Gong , Jin Zhou

Stereo image super-resolution utilizes the cross-view complementary information brought by the disparity effect of left and right perspective images to reconstruct higher-quality images. Cascading feature extraction modules and cross-view…

Computer Vision and Pattern Recognition · Computer Science 2024-05-10 Yunxiang Li , Wenbin Zou , Qiaomu Wei , Feng Huang , Jing Wu

The porous media community extensively utilizes digital rock images for core analysis. High-resolution digital rock images that possess sufficient quality are essential but often challenging to acquire. Super-resolution (SR) approaches…

Image and Video Processing · Electrical Eng. & Systems 2024-09-06 Shaohua You , Shuqi Sun , Zhengting Yan , Qinzhuo Liao , Huiying Tang , Lianhe Sun , Gensheng Li

Multiview super-resolution image reconstruction (SRIR) is often cast as a resampling problem by merging non-redundant data from multiple low-resolution (LR) images on a finer high-resolution (HR) grid, while inverting the effect of the…

Computer Vision and Pattern Recognition · Computer Science 2017-05-04 Vildan Atalay Aydin , Hassan Foroosh

We consider the problem of reconstructing a dynamic scene observed from a stereo camera. Most existing methods for depth from stereo treat different stereo frames independently, leading to temporally inconsistent depth predictions. Temporal…

Computer Vision and Pattern Recognition · Computer Science 2023-05-04 Nikita Karaev , Ignacio Rocco , Benjamin Graham , Natalia Neverova , Andrea Vedaldi , Christian Rupprecht

In image Super-Resolution (SR), relying on large datasets for training is a double-edged sword. While offering rich training material, they also demand substantial computational and storage resources. In this work, we analyze dataset…

Image and Video Processing · Electrical Eng. & Systems 2024-06-11 Brian B. Moser , Federico Raue , Andreas Dengel

Recent deep learning based approaches have outperformed classical stereo matching methods. However, current deep learning based end-to-end stereo matching methods adopt a generic encoder-decoder style network with skip connections. To limit…

Computer Vision and Pattern Recognition · Computer Science 2019-06-04 Kunal Swami , Kaushik Raghavan , Nikhilanj Pelluri , Rituparna Sarkar , Pankaj Bajpai

High-resolution datasets are essential for advancing super-resolution (SR) and text-to-image (T2I) diffusion research. However, current publicly available datasets lack both the native 4K resolution and the extensive scale necessary for…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Zihao Zhu , Kuan-Ru Huang , Zhaoming Xu , Renjie Li , Bo Wu , Ruizheng Bai , Mingyang Wu , Sayak Paul , Zhengzhong Tu

Despite the quality improvement brought by the recent methods, video super-resolution (SR) is still very challenging, especially for videos that are low-light and noisy. The current best solution is to subsequently employ best models of…

Computer Vision and Pattern Recognition · Computer Science 2022-12-02 Xiaogang Xu , Ruixing Wang , Chi-Wing Fu , Jiaya Jia

In this paper we address the problem of multiple camera calibration in the presence of a homogeneous scene, and without the possibility of employing calibration object based methods. The proposed solution exploits salient features present…

Computer Vision and Pattern Recognition · Computer Science 2013-08-05 Emanuel Aldea , Khurom H. Kiyani

It is well known that the passive stereo system cannot adapt well to weak texture objects, e.g., white walls. However, these weak texture targets are very common in indoor environments. In this paper, we present a novel stereo system, which…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Yuhua Xu , Xiaoli Yang , Yushan Yu , Wei Jia , Zhaobi Chu , Yulan Guo

Recently, deep learning based single image super-resolution(SR) approaches have achieved great development. The state-of-the-art SR methods usually adopt a feed-forward pipeline to establish a non-linear mapping between low-res(LR) and…

Computer Vision and Pattern Recognition · Computer Science 2019-05-02 Jinghui Qin , Ziwei Xie , Yukai Shi , Wushao Wen