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Multi-class cell segmentation in high-resolution gigapixel whole slide images (WSIs) is crucial for various clinical applications. However, training such models typically requires labor-intensive, pixel-wise annotations by domain experts.…

The volume of convolutional neural network (CNN) models proposed for face recognition has been continuously growing larger to better fit large amount of training data. When training data are obtained from internet, the labels are likely to…

计算机视觉与模式识别 · 计算机科学 2018-08-14 Xiang Wu , Ran He , Zhenan Sun , Tieniu Tan

Face super-resolution is a domain-specific image super-resolution, which aims to generate High-Resolution (HR) face images from their Low-Resolution (LR) counterparts. In this paper, we propose a novel face super-resolution method, namely…

计算机视觉与模式识别 · 计算机科学 2023-01-04 Xiang Wang , Yimin Yang , Qixiang Pang , Xiao Lu , Yu Liu , Shan Du

Convolutional neural networks use pooling and other downscaling operations to maintain translational invariance for detection of features, but in their architecture they do not explicitly maintain a representation of the locations of the…

计算机视觉与模式识别 · 计算机科学 2021-03-16 Prem Nair , Rohan Doshi , Stefan Keselj

In face detection, low-resolution faces, such as numerous small faces of a human group in a crowded scene, are common in dense face prediction tasks. They usually contain limited visual clues and make small faces less distinguishable from…

计算机视觉与模式识别 · 计算机科学 2023-06-06 Guangtao Wang , Jun Li , Jie Xie , Jianhua Xu , Bo Yang

In this paper, we present an effective and efficient face deblurring algorithm by exploiting semantic cues via deep convolutional neural networks (CNNs). As face images are highly structured and share several key semantic components (e.g.,…

计算机视觉与模式识别 · 计算机科学 2018-03-19 Ziyi Shen , Wei-Sheng Lai , Tingfa Xu , Jan Kautz , Ming-Hsuan Yang

Recovering a photorealistic face from an artistic portrait is a challenging task since crucial facial details are often distorted or completely lost in artistic compositions. To handle this loss, we propose an Attribute-guided Face Recovery…

计算机视觉与模式识别 · 计算机科学 2019-04-09 Fatemeh Shiri , Xin Yu , Fatih Porikli , Richard Hartley , Piotr Koniusz

This paper presents a novel version of the hypergraph neural network method. This method is utilized to solve the noisy label learning problem. First, we apply the PCA dimensional reduction technique to the feature matrices of the image…

机器学习 · 统计学 2022-09-07 Nguyen Trinh Vu Dang , Loc Tran , Linh Tran

Convolutional neural networks (CNNs) achieve translational invariance by using pooling operations. However, the operations do not preserve the spatial relationships in the learned representations. Hence, CNNs cannot extrapolate to various…

计算机视觉与模式识别 · 计算机科学 2020-04-01 Jindong Gu , Volker Tresp

There is a growing interest in using generative adversarial networks (GANs) to produce image content that is indistinguishable from real images as judged by a typical person. A number of GAN variants for this purpose have been proposed,…

计算机视觉与模式识别 · 计算机科学 2019-09-16 Zhengwei Wang , Graham Healy , Alan F. Smeaton , Tomas E. Ward

Quantum computing has attracted considerable public attention due to its exponential speedup over classical computing. Despite its advantages, today's quantum computers intrinsically suffer from noise and are error-prone. To guarantee the…

量子物理 · 物理学 2022-07-29 Shaolun Ruan , Yong Wang , Weiwen Jiang , Ying Mao , Qiang Guan

Convolutional Neural Networks (CNNs) have been consistently proved state-of-the-art results in image Super-Resolution (SR), representing an exceptional opportunity for the remote sensing field to extract further information and knowledge…

图像与视频处理 · 电气工程与系统科学 2020-11-02 Francesco Salvetti , Vittorio Mazzia , Aleem Khaliq , Marcello Chiaberge

Recapture detection of face and document images is an important forensic task. With deep learning, the performances of face anti-spoofing (FAS) and recaptured document detection have been improved significantly. However, the performances…

计算机视觉与模式识别 · 计算机科学 2022-09-07 Changsheng Chen , Lin Zhao , Rizhao Cai , Zitong Yu , Jiwu Huang , Alex C. Kot

Most existing face image Super-Resolution (SR) methods assume that the Low-Resolution (LR) images were artificially downsampled from High-Resolution (HR) images with bicubic interpolation. This operation changes the natural image…

计算机视觉与模式识别 · 计算机科学 2021-02-08 Andreas Aakerberg , Kamal Nasrollahi , Thomas B. Moeslund

Existing face hallucination methods based on convolutional neural networks (CNN) have achieved impressive performance on low-resolution (LR) faces in a normal illumination condition. However, their performance degrades dramatically when LR…

计算机视觉与模式识别 · 计算机科学 2020-03-20 Yang Zhang , Ivor Tsang , Yawei Luo , Changhui Hu , Xiaobo Lu , Xin Yu

Super-resolution (SR) aims to increase the resolution of imagery. Applications include security, medical imaging, and object recognition. We propose a deep learning-based SR system that takes a hexagonally sampled low-resolution image as an…

图像与视频处理 · 电气工程与系统科学 2021-11-05 Dylan Flaute , Russell C. Hardie , Hamed Elwarfalli

Recently, convolutional neural network (CNN) based image super-resolution (SR) methods have achieved significant performance improvement. However, most CNN-based methods mainly focus on feed-forward architecture design and neglect to…

图像与视频处理 · 电气工程与系统科学 2021-06-15 Huapeng Wu , Jie Gui , Jun Zhang , James T. Kwok , Zhihui Wei

Generative Adversarial Networks (GAN) have demonstrated the potential to recover realistic details for single image super-resolution (SISR). To further improve the visual quality of super-resolved results, PIRM2018-SR Challenge employed…

计算机视觉与模式识别 · 计算机科学 2019-08-27 Wenlong Zhang , Yihao Liu , Chao Dong , Yu Qiao

Generating and manipulating human facial images using high-level attributal controls are important and interesting problems. The models proposed in previous work can solve one of these two problems (generation or manipulation), but not both…

计算机视觉与模式识别 · 计算机科学 2017-04-10 Weidong Yin , Yanwei Fu , Leonid Sigal , Xiangyang Xue

This paper addresses the problem of face recognition when there is only few, or even only a single, labeled examples of the face that we wish to recognize. Moreover, these examples are typically corrupted by nuisance variables, both linear…

计算机视觉与模式识别 · 计算机科学 2017-04-26 Yuan Gao , Jiayi Ma , Alan L. Yuille