English
Related papers

Related papers: End-to-End Fingerprints Liveness Detection using C…

200 papers

Recently, many detection methods based on convolutional neural networks (CNNs) have been proposed for image splicing forgery detection. Most of these detection methods focus on the local patches or local objects. In fact, image splicing…

Computer Vision and Pattern Recognition · Computer Science 2022-05-24 Bo Liu , Ranglei Wu , Xiuli Bi , Bin Xiao , Weisheng Li , Guoyin Wang , Xinbo Gao

Artificial, CNN-generated images are now of such high quality that humans have trouble distinguishing them from real images. Several algorithmic detection methods have been proposed, but these appear to generalize poorly to data from…

Computer Vision and Pattern Recognition · Computer Science 2020-05-13 Nils Hulzebosch , Sarah Ibrahimi , Marcel Worring

Convolutional neural networks (CNN) have enabled significant improvements in pedestrian detection owing to the strong representation ability of the CNN features. Recently, aggregating features from multiple layers of a CNN has been…

Computer Vision and Pattern Recognition · Computer Science 2020-05-12 Tianrui Liu , Mohamed Elmikaty , Tania Stathaki

Evaluation of large-scale fingerprint search algorithms has been limited due to lack of publicly available datasets. To address this problem, we utilize a Generative Adversarial Network (GAN) to synthesize a fingerprint dataset consisting…

Computer Vision and Pattern Recognition · Computer Science 2020-06-16 Vishesh Mistry , Joshua J. Engelsma , Anil K. Jain

In this work, we present a novel background subtraction system that uses a deep Convolutional Neural Network (CNN) to perform the segmentation. With this approach, feature engineering and parameter tuning become unnecessary since the…

Computer Vision and Pattern Recognition · Computer Science 2017-02-07 Mohammadreza Babaee , Duc Tung Dinh , Gerhard Rigoll

CT scanners that are commonly-used in hospitals nowadays produce low-resolution images, up to 512 pixels in size. One pixel in the image corresponds to a one millimeter piece of tissue. In order to accurately segment tumors and make…

Computer Vision and Pattern Recognition · Computer Science 2023-04-07 Mariana-Iuliana Georgescu , Radu Tudor Ionescu , Nicolae Verga

This research presents a machine-learning approach for tumor detection in medical images using convolutional neural networks (CNNs). The study focuses on preprocessing techniques to enhance image features relevant to tumor detection,…

Image and Video Processing · Electrical Eng. & Systems 2024-03-01 Ha Anh Vu

We propose an end-to-end-trainable attention module for convolutional neural network (CNN) architectures built for image classification. The module takes as input the 2D feature vector maps which form the intermediate representations of the…

Computer Vision and Pattern Recognition · Computer Science 2018-05-01 Saumya Jetley , Nicholas A. Lord , Namhoon Lee , Philip H. S. Torr

Research on Offline Handwritten Signature Verification explored a large variety of handcrafted feature extractors, ranging from graphology, texture descriptors to interest points. In spite of advancements in the last decades, performance of…

Computer Vision and Pattern Recognition · Computer Science 2017-05-17 Luiz G. Hafemann , Robert Sabourin , Luiz S. Oliveira

We present a style-transfer based wrapper, called Universal Material Generator (UMG), to improve the generalization performance of any fingerprint spoof detector against spoofs made from materials not seen during training. Specifically, we…

Computer Vision and Pattern Recognition · Computer Science 2019-12-06 Tarang Chugh , Anil K. Jain

In this work, we present a learning based method focusing on the convolutional neural network (CNN) architecture to detect these forgeries. We consider the detection of both copy-move forgeries and inpainting based forgeries. For these, we…

Computer Vision and Pattern Recognition · Computer Science 2022-02-03 Ankit Katiyar , Arnav Bhavsar

In this work, we utilize progressive growth-based Generative Adversarial Networks (GANs) to develop the Clarkson Fingerprint Generator (CFG). We demonstrate that the CFG is capable of generating realistic, high fidelity, $512\times512$…

Computer Vision and Pattern Recognition · Computer Science 2021-05-24 Keivan Bahmani , Richard Plesh , Peter Johnson , Stephanie Schuckers , Timothy Swyka

Fingerprint recognition has drawn a lot of attention during last decades. Different features and algorithms have been used for fingerprint recognition in the past. In this paper, a powerful image representation called scattering…

Computer Vision and Pattern Recognition · Computer Science 2015-11-30 Shervin Minaee , Yao Wang

Graph convolutional networks (GCNs) enable end-to-end learning on graph structured data. However, many works assume a given graph structure. When the input graph is noisy or unavailable, one approach is to construct or learn a latent graph…

Computer Vision and Pattern Recognition · Computer Science 2023-07-19 Avishkar Saha , Oscar Mendez , Chris Russell , Richard Bowden

Recently, deep convolution neural networks (CNNs) steered face super-resolution methods have achieved great progress in restoring degraded facial details by jointly training with facial priors. However, these methods have some obvious…

Computer Vision and Pattern Recognition · Computer Science 2023-03-24 Guangwei Gao , Zixiang Xu , Juncheng Li , Jian Yang , Tieyong Zeng , Guo-Jun Qi

Detecting the camera model used to shoot a picture enables to solve a wide series of forensic problems, from copyright infringement to ownership attribution. For this reason, the forensic community has developed a set of camera model…

Computer Vision and Pattern Recognition · Computer Science 2017-10-11 Luca Bondi , Luca Baroffio , David Güera , Paolo Bestagini , Edward J. Delp , Stefano Tubaro

We proposed an end-to-end grasp detection network, Grasp Detection Network (GDN), cooperated with a novel coarse-to-fine (C2F) grasp representation design to detect diverse and accurate 6-DoF grasps based on point clouds. Compared to…

Robotics · Computer Science 2020-11-12 Kuang-Yu Jeng , Yueh-Cheng Liu , Zhe Yu Liu , Jen-Wei Wang , Ya-Liang Chang , Hung-Ting Su , Winston H. Hsu

Cyber-crimes have become a multi-billion-dollar industry in the recent years. Most cybercrimes/attacks involve deploying some type of malware. Malware that viciously targets every industry, every sector, every enterprise and even…

Cryptography and Security · Computer Science 2023-01-27 Marwan Omar

The accuracy of finger vein recognition systems gets degraded due to low and uneven contrast between veins and surroundings, often resulting in poor detection of vein patterns. We propose a finger-vein enhancement technique, ResFPN…

Image and Video Processing · Electrical Eng. & Systems 2023-07-03 Ketan Kotwal , Sebastien Marcel

Contactless palmprints are comprised of both global and local discriminative features. Most prior work focuses on extracting global features or local features alone for palmprint matching, whereas this research introduces a novel framework…

Computer Vision and Pattern Recognition · Computer Science 2024-01-17 Steven A. Grosz , Akash Godbole , Anil K. Jain