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Related papers: Adapting CNNs for Fisheye Cameras without Retraini…

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Convolutional Neural Networks (CNNs) have become indispensable for solving machine learning tasks in speech recognition, computer vision, and other areas that involve high-dimensional data. A CNN filters the input feature using a network…

Machine Learning · Computer Science 2020-02-13 Jonathan Ephrath , Moshe Eliasof , Lars Ruthotto , Eldad Haber , Eran Treister

Neural networks allow solving many ill-posed inverse problems with unprecedented performance. Physics informed approaches already progressively replace carefully hand-crafted reconstruction algorithms in real applications. However, these…

Machine Learning · Computer Science 2023-12-19 Alban Gossard , Pierre Weiss

The popularity of Convolutional Neural Network (CNN) in the field of Image Processing and Computer Vision has motivated researchers and industrialist experts across the globe to solve different challenges with high accuracy. The simplest…

Computer Vision and Pattern Recognition · Computer Science 2019-07-29 Bulla Rajesh , Mohammed Javed , Ratnesh , Shubham Srivastava

Numerous significant progress on fisheye image rectification has been achieved through CNN. Nevertheless, constrained by a fixed receptive field, the global distribution and the local symmetry of the distortion have not been fully…

Computer Vision and Pattern Recognition · Computer Science 2022-08-02 Shangrong Yang , Chunyu Lin , Kang Liao , Yao Zhao

Purpose: The aim of this work is to demonstrate that convolutional neural networks (CNN) can be applied to extremely sparse image libraries by subdivision of the original image datasets. Methods: Image datasets from a conventional digital…

Computer Vision and Pattern Recognition · Computer Science 2020-10-27 Johan P. Boetker

Wide field-of-view (FOV) cameras, which capture a larger scene area than narrow FOV cameras, are used in many applications including 3D reconstruction, autonomous driving, and video surveillance. However, wide-angle images contain…

Computer Vision and Pattern Recognition · Computer Science 2021-12-02 Jinlong Fan , Jing Zhang , Stephen J. Maybank , Dacheng Tao

Fisheye cameras suffer from image distortion while having a large field of view(LFOV). And this fact leads to poor performance on some fisheye vision tasks. One of the solutions is to optimize the current vision algorithm for fisheye…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Dianyi Yang , Jiadong Tang , Yu Gao , Yi Yang , Mengyin Fu

Transformers are popular neural network models that use layers of self-attention and fully-connected nodes with embedded tokens. Vision Transformers (ViT) adapt transformers for image recognition tasks. In order to do this, the images are…

Computer Vision and Pattern Recognition · Computer Science 2023-04-28 Brian Kenji Iwana , Akihiro Kusuda

As convolution has empowered many smart applications, dynamic convolution further equips it with the ability to adapt to diverse inputs. However, the static and dynamic convolutions are either layout-agnostic or computation-heavy, making it…

Computer Vision and Pattern Recognition · Computer Science 2022-03-23 Jierun Chen , Tianlang He , Weipeng Zhuo , Li Ma , Sangtae Ha , S. -H. Gary Chan

Not everybody can be equipped with professional photography skills and sufficient shooting time, and there can be some tilts in the captured images occasionally. In this paper, we propose a new and practical task, named Rotation Correction,…

Computer Vision and Pattern Recognition · Computer Science 2023-05-12 Lang Nie , Chunyu Lin , Kang Liao , Shuaicheng Liu , Yao Zhao

An approach to incorporate deep learning within an iterative image reconstruction framework to reconstruct images from severely incomplete measurement data is presented. Specifically, we utilize a convolutional neural network (CNN) as a…

Computer Vision and Pattern Recognition · Computer Science 2017-09-05 Brendan Kelly , Thomas P. Matthews , Mark A. Anastasio

We propose an end-to-end deep learning approach to rectify fisheye images and simultaneously calibrate camera intrinsic and distortion parameters. Our method consists of two parts: a Quick Image Rectification Module developed with a Pix2Pix…

Computer Vision and Pattern Recognition · Computer Science 2023-07-14 Xin Shen , Kyungdon Joo , Jean Oh

The wide-angle lens shows appealing applications in VR technologies, but it introduces severe radial distortion into its captured image. To recover the realistic scene, previous works devote to rectifying the content of the wide-angle…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Kang Liao , Lang Nie , Chunyu Lin , Zishuo Zheng , Yao Zhao

Single-View depth estimation using the CNNs trained from unlabelled videos has shown significant promise. However, excellent results have mostly been obtained in street-scene driving scenarios, and such methods often fail in other settings,…

Computer Vision and Pattern Recognition · Computer Science 2021-12-15 Jia-Wang Bian , Huangying Zhan , Naiyan Wang , Tat-Jun Chin , Chunhua Shen , Ian Reid

Dataset bias remains a significant barrier towards solving real world computer vision tasks. Though deep convolutional networks have proven to be a competitive approach for image classification, a question remains: have these models have…

Computer Vision and Pattern Recognition · Computer Science 2017-11-10 Judy Hoffman , Eric Tzeng , Jeff Donahue , Yangqing Jia , Kate Saenko , Trevor Darrell

Convolutional Neural Networks (CNNs) have achieved state-of-the-art performance in many computer vision tasks over the years. However, this comes at the cost of heavy computation and memory intensive network designs, suggesting potential…

Computer Vision and Pattern Recognition · Computer Science 2020-08-11 Kumara Kahatapitiya , Ranga Rodrigo

In this paper, we use fully convolutional neural networks for the semantic segmentation of eye tracking data. We also use these networks for reconstruction, and in conjunction with a variational auto-encoder to generate eye movement data.…

Computer Vision and Pattern Recognition · Computer Science 2021-01-19 Wolfgang Fuhl , Yao Rong , Enkelejda Kasneci

Our understanding and ability to effectively monitor and manage coastal ecosystems are severely limited by observation methods. Automatic recognition of species in natural environment is a promising tool which would revolutionize video and…

Computer Vision and Pattern Recognition · Computer Science 2019-04-08 Erlend Olsvik , Christian M. D. Trinh , Kristian Muri Knausgård , Arne Wiklund , Tonje Knutsen Sørdalen , Alf Ring Kleiven , Lei Jiao , Morten Goodwin

We focus on building robustness in the convolutions of neural visual classifiers, especially against natural perturbations like elastic deformations, occlusions and Gaussian noise. Existing CNNs show outstanding performance on clean images,…

Computer Vision and Pattern Recognition · Computer Science 2021-10-25 Sadaf Gulshad , Ivan Sosnovik , Arnold Smeulders

Understanding the surrounding environment of the vehicle is still one of the challenges for autonomous driving. This paper addresses 360-degree road scene semantic segmentation using surround view cameras, which are widely equipped in…

Computer Vision and Pattern Recognition · Computer Science 2019-09-17 Liuyuan Deng , Ming Yang , Hao Li , Tianyi Li , Bing Hu , Chunxiang Wang