English
Related papers

Related papers: Learnable Multi-level Frequency Decomposition and …

200 papers

Presentation Attack Detection (PAD) is a crucial stage in facial recognition systems to avoid leakage of personal information or spoofing of identity to entities. Recently, pulse detection based on remote photoplethysmography (rPPG) has…

Computer Vision and Pattern Recognition · Computer Science 2023-10-04 Luis F. Gomez , Julian Fierrez , Aythami Morales , Mahdi Ghafourian , Ruben Tolosana , Imanol Solano , Alejandro Garcia , Francisco Zamora-Martinez

Heterogeneous graph neural networks(HGNNs) have recently shown impressive capability in modeling heterogeneous graphs that are ubiquitous in real-world applications. Most existing methods for heterogeneous graphs mainly learn node…

Machine Learning · Computer Science 2024-06-17 Zeyuan Zhao , Qingqing Ge , Anfeng Cheng , Yiding Liu , Xiang Li , Shuaiqiang Wang

Deep convolutional Neural Networks (CNN) are the state-of-the-art performers for object detection task. It is well known that object detection requires more computation and memory than image classification. Thus the consolidation of a…

Computer Vision and Pattern Recognition · Computer Science 2017-05-18 Subarna Tripathi , Gokce Dane , Byeongkeun Kang , Vasudev Bhaskaran , Truong Nguyen

We present a novel unsupervised deep learning framework for anomalous event detection in complex video scenes. While most existing works merely use hand-crafted appearance and motion features, we propose Appearance and Motion DeepNet (AMDN)…

Computer Vision and Pattern Recognition · Computer Science 2015-10-07 Dan Xu , Elisa Ricci , Yan Yan , Jingkuan Song , Nicu Sebe

Visual interpretability of Convolutional Neural Networks (CNNs) has gained significant popularity because of the great challenges that CNN complexity imposes to understanding their inner workings. Although many techniques have been proposed…

Computer Vision and Pattern Recognition · Computer Science 2021-02-01 Alexandros Stergiou

Deep Convolutional Neural Networks (CNNs) have been one of the most influential recent developments in computer vision, particularly for categorization. There is an increasing demand for explainable AI as these systems are deployed in the…

Computer Vision and Pattern Recognition · Computer Science 2018-11-21 Tian Xu , Jiayu Zhan , Oliver G. B. Garrod , Philip H. S. Torr , Song-Chun Zhu , Robin A. A. Ince , Philippe G. Schyns

In this paper, we propose a deep convolutional neural network (CNN) for anomaly detection in surveillance videos. The model is adapted from a typical auto-encoder working on video patches under the perspective of sparse combination…

Computer Vision and Pattern Recognition · Computer Science 2019-08-20 Trong Nguyen Nguyen , Jean Meunier

Machine learning applied to computer vision and signal processing is achieving results comparable to the human brain on specific tasks due to the great improvements brought by the deep neural networks (DNN). The majority of state-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2020-06-30 José Augusto Stuchi , Levy Boccato , Romis Attux

For image inpainting, the convolutional neural networks (CNN) in previous methods often adopt standard convolutional operator, which treats valid pixels and holes indistinguishably. As a result, they are limited in handling irregular holes…

Computer Vision and Pattern Recognition · Computer Science 2021-04-27 Dongsheng Wang , Chaohao Xie , Shaohui Liu , Zhenxing Niu , Wangmeng Zuo

Effectively integrating multi-scale information is of considerable significance for the challenging multi-class segmentation of fundus lesions because different lesions vary significantly in scales and shapes. Several methods have been…

Image and Video Processing · Electrical Eng. & Systems 2022-06-01 Along He , Kai Wang , Tao Li , Wang Bo , Hong Kang , Huazhu Fu

The video-based facial expression recognition aims to classify a given video into several basic emotions. How to integrate facial features of individual frames is crucial for this task. In this paper, we propose the Frame Attention Networks…

Computer Vision and Pattern Recognition · Computer Science 2019-09-13 Debin Meng , Xiaojiang Peng , Kai Wang , Yu Qiao

Deep Convolutional Neural Networks (CNN) have drawn great attention in image super-resolution (SR). Recently, visual attention mechanism, which exploits both of the feature importance and contextual cues, has been introduced to image SR and…

Image and Video Processing · Electrical Eng. & Systems 2019-10-01 Huapeng Wu , Zhengxia Zou , Jie Gui , Wen-Jun Zeng , Jieping Ye , Jun Zhang , Hongyi Liu , Zhihui Wei

Identical twin face verification represents an extreme fine-grained recognition challenge where even state-of-the-art systems fail due to overwhelming genetic similarity. Current face recognition methods achieve over 99.8% accuracy on…

Computer Vision and Pattern Recognition · Computer Science 2026-02-26 Hoang-Nhat Nguyen

This paper proposes a new unsupervised domain adaptation approach called Collaborative and Adversarial Network (CAN), which uses the domain-collaborative and domain-adversarial learning strategy for training the neural network. The…

Computer Vision and Pattern Recognition · Computer Science 2025-06-25 Weichen Zhang , Dong Xu , Wanli Ouyang , Wen Li

Majority of the recent approaches for text-independent speaker recognition apply attention or similar techniques for aggregation of frame-level feature descriptors generated by a deep neural network (DNN) front-end. In this paper, we…

Sound · Computer Science 2019-10-22 Sarthak Yadav , Atul Rai

Infrared (IR) imaging has the potential to enable more robust action recognition systems compared to visible spectrum cameras due to lower sensitivity to lighting conditions and appearance variability. While the action recognition task on…

Computer Vision and Pattern Recognition · Computer Science 2017-05-19 Zhuolin Jiang , Viktor Rozgic , Sancar Adali

A new variational mode decomposition (VMD) based deep learning approach is proposed in this paper for time series forecasting problem. Firstly, VMD is adopted to decompose the original time series into several sub-signals. Then, a…

Machine Learning · Statistics 2020-02-25 Guowei Zhang , Tao Ren , Yifan Yang

We present a novel convolutional neural network (CNN) design for facial landmark coordinate regression. We examine the intermediate features of a standard CNN trained for landmark detection and show that features extracted from later, more…

Computer Vision and Pattern Recognition · Computer Science 2016-03-23 Yue Wu , Tal Hassner , KangGeon Kim , Gerard Medioni , Prem Natarajan

Self-attention has been a huge success for many downstream tasks in NLP, which led to exploration of applying self-attention to speech problems as well. The efficacy of self-attention in speech applications, however, seems not fully blown…

Computation and Language · Computer Science 2019-10-03 Kyu J. Han , Ramon Prieto , Kaixing Wu , Tao Ma

Recently, convolutional neural networks (CNNs) and attention mechanisms have been widely used in image denoising and achieved satisfactory performance. However, the previous works mostly use a single head to receive the noisy image,…

Computer Vision and Pattern Recognition · Computer Science 2022-11-07 Jiahong Zhang , Meijun Qu , Ye Wang , Lihong Cao
‹ Prev 1 8 9 10 Next ›