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Deep convolutional neural networks (CNNs) have demonstrated remarkable success in computer vision by supervisedly learning strong visual feature representations. However, training CNNs relies heavily on the availability of exhaustive…

Computer Vision and Pattern Recognition · Computer Science 2019-05-31 Jiabo Huang , Qi Dong , Shaogang Gong , Xiatian Zhu

We propose a general framework for unsupervised domain adaptation, which allows deep neural networks trained on a source domain to be tested on a different target domain without requiring any training annotations in the target domain. This…

Computer Vision and Pattern Recognition · Computer Science 2017-12-05 Zak Murez , Soheil Kolouri , David Kriegman , Ravi Ramamoorthi , Kyungnam Kim

Long-term visual localization is an essential problem in robotics and computer vision, but remains challenging due to the environmental appearance changes caused by lighting and seasons. While many existing works have attempted to solve it…

Robotics · Computer Science 2023-06-23 Yuxuan Chen , Binbin Xu , Frederike Dümbgen , Timothy D. Barfoot

We propose a novel method for learning convolutional neural image representations without manual supervision. We use motion cues in the form of optical flow, to supervise representations of static images. The obvious approach of training a…

Computer Vision and Pattern Recognition · Computer Science 2018-07-17 Aravindh Mahendran , James Thewlis , Andrea Vedaldi

Pose-guided person image generation is to transform a source person image to a target pose. This task requires spatial manipulations of source data. However, Convolutional Neural Networks are limited by the lack of ability to spatially…

Computer Vision and Pattern Recognition · Computer Science 2020-03-19 Yurui Ren , Xiaoming Yu , Junming Chen , Thomas H. Li , Ge Li

We introduce a novel self-supervised learning method based on adversarial training. Our objective is to train a discriminator network to distinguish real images from images with synthetic artifacts, and then to extract features from its…

Computer Vision and Pattern Recognition · Computer Science 2018-06-14 Simon Jenni , Paolo Favaro

Traditional change detection methods usually follow the image differencing, change feature extraction and classification framework, and their performance is limited by such simple image domain differencing and also the hand-crafted…

Computer Vision and Pattern Recognition · Computer Science 2020-03-17 Bin Hou , Qingjie Liu , Heng Wang , Yunhong Wang

Relatively small data sets available for expression recognition research make the training of deep networks for expression recognition very challenging. Although fine-tuning can partially alleviate the issue, the performance is still below…

Computer Vision and Pattern Recognition · Computer Science 2016-09-23 Hui Ding , Shaohua Kevin Zhou , Rama Chellappa

The acquisition of objects outside the Line-of-Sight of cameras is a very intriguing but also extremely challenging research topic. Recent works showed the feasibility of this idea exploiting transient imaging data produced by custom direct…

Computer Vision and Pattern Recognition · Computer Science 2024-09-23 Matteo Caligiuri , Adriano Simonetto , Pietro Zanuttigh

Few-shot learning (FSL) is an important and topical problem in computer vision that has motivated extensive research into numerous methods spanning from sophisticated meta-learning methods to simple transfer learning baselines. We seek to…

Computer Vision and Pattern Recognition · Computer Science 2022-04-18 Shell Xu Hu , Da Li , Jan Stühmer , Minyoung Kim , Timothy M. Hospedales

Deep Learning (DL) models are becoming larger, because the increase in model size might offer significant accuracy gain. To enable the training of large deep networks, data parallelism and model parallelism are two well-known approaches for…

Computer Vision and Pattern Recognition · Computer Science 2020-09-16 Wentao Zhu , Can Zhao , Wenqi Li , Holger Roth , Ziyue Xu , Daguang Xu

Recent image inpainting methods show promising results due to the power of deep learning, which can explore external information available from a large training dataset. However, many state-of-the-art inpainting networks are still limited…

Computer Vision and Pattern Recognition · Computer Science 2021-03-22 Eunhye Lee , Jeongmu Kim , Jisu Kim , Tae Hyun Kim

The goal of few-shot learning is to recognize new visual concepts with just a few amount of labeled samples in each class. Recent effective metric-based few-shot approaches employ neural networks to learn a feature similarity comparison…

Computer Vision and Pattern Recognition · Computer Science 2020-04-17 Xiaomeng Li , Lequan Yu , Chi-Wing Fu , Meng Fang , Pheng-Ann Heng

Cross-view geo-localization is to spot images of the same geographic target from different platforms, e.g., drone-view cameras and satellites. It is challenging in the large visual appearance changes caused by extreme viewpoint variations.…

Computer Vision and Pattern Recognition · Computer Science 2021-06-08 Tingyu Wang , Zhedong Zheng , Chenggang Yan , Jiyong Zhang , Yaoqi Sun , Bolun Zheng , Yi Yang

Artificial Neural Networks, an essential part of Deep Learning, are derived from the structure and functionality of the human brain. It has a broad range of applications ranging from medical analysis to automated driving. Over the past few…

Computer Vision and Pattern Recognition · Computer Science 2020-11-16 Sangeeta Satish Rao , Nikunj Phutela , V R Badri Prasad

Local feature provides compact and invariant image representation for various visual tasks. Current deep learning-based local feature algorithms always utilize convolution neural network (CNN) architecture with limited receptive field.…

Computer Vision and Pattern Recognition · Computer Science 2022-11-22 Jinyu Miao , Haosong Yue , Zhong Liu , Xingming Wu , Zaojun Fang , Guilin Yang

Among applications of deep learning (DL) involving low cost sensors, remote image classification involves a physical channel that separates edge sensors and cloud classifiers. Traditional DL models must be divided between an encoder for the…

Image and Video Processing · Electrical Eng. & Systems 2023-10-31 Siyu Qi , Achintha Wijesinghe , Lahiru D. Chamain , Zhi Ding

In this paper, we learn visual features that we use to first build a map and then localize a robot driving autonomously across a full day of lighting change, including in the dark. We train a neural network to predict sparse keypoints with…

Robotics · Computer Science 2022-02-18 Mona Gridseth , Timothy D. Barfoot

In this paper, we present a novel framework to detect line segments in man-made environments. Specifically, we propose to describe junctions, line segments and relationships between them with a simple graph, which is more structured and…

Computer Vision and Pattern Recognition · Computer Science 2019-05-17 Ziheng Zhang , Zhengxin Li , Ning Bi , Jia Zheng , Jinlei Wang , Kun Huang , Weixin Luo , Yanyu Xu , Shenghua Gao

Convolutional neural networks have been proven effective in a variety of image restoration tasks. Most state-of-the-art solutions, however, are trained using images with a single particular degradation level, and their performance…

Computer Vision and Pattern Recognition · Computer Science 2021-01-12 Yiwen Guo , Ming Lu , Wangmeng Zuo , Changshui Zhang , Yurong Chen