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Related papers: Attention-Guided Network for Iris Presentation Att…

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The vulnerability of automated fingerprint recognition systems to presentation attacks (PA), i.e., spoof or altered fingers, has been a growing concern, warranting the development of accurate and efficient presentation attack detection…

Computer Vision and Pattern Recognition · Computer Science 2020-04-08 Steven A. Grosz , Tarang Chugh , Anil K. Jain

Iris recognition has been an active research area during last few decades, because of its wide applications in security, from airports to homeland security border control. Different features and algorithms have been proposed for iris…

Computer Vision and Pattern Recognition · Computer Science 2019-07-23 Shervin Minaee , Amirali Abdolrashidi

Human perceptual priors have shown promise in saliency-guided deep learning training, particularly in the domain of iris presentation attack detection (PAD). Common saliency approaches include hand annotations obtained via mouse clicks and…

Computer Vision and Pattern Recognition · Computer Science 2026-05-08 Byron Dowling , Jacob Piland , Eleanor Frederick , Christopher Sweet , Adam Czajka

We present a novel detection method using a deep convolutional neural network (CNN), named AttentionNet. We cast an object detection problem as an iterative classification problem, which is the most suitable form of a CNN. AttentionNet…

Computer Vision and Pattern Recognition · Computer Science 2015-09-29 Donggeun Yoo , Sunggyun Park , Joon-Young Lee , Anthony S. Paek , In So Kweon

In computer vision tasks, the ability to focus on relevant regions within an image is crucial for improving model performance, particularly when key features are small, subtle, or spatially dispersed. Convolutional neural networks (CNNs)…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Mahmudul Hasan

In this paper we propose to augment a modern neural-network architecture with an attention model inspired by human perception. Specifically, we adversarially train and analyze a neural model incorporating a human inspired, visual attention…

Computer Vision and Pattern Recognition · Computer Science 2019-12-06 Daniel Zoran , Mike Chrzanowski , Po-Sen Huang , Sven Gowal , Alex Mott , Pushmeet Kohl

In this paper, we seek a new method in designing an iris recognition system. In this method, first the Haar wavelet features are extracted from iris images. The advantage of using these features is the high-speed extraction, as well as…

Computer Vision and Pattern Recognition · Computer Science 2023-09-08 Farahnaz Hosseini , Hossein Ebrahimpour , Samaneh Askari

Estimation of 3D gaze is highly relevant to multiple fields, including but not limited to interactive systems, specialized human-computer interfaces, and behavioral research. Although recently deep learning methods have boosted the accuracy…

Computer Vision and Pattern Recognition · Computer Science 2020-11-04 Gabriel Lefundes , Luciano Oliveira

The vulnerability against presentation attacks is a crucial problem undermining the wide-deployment of face recognition systems. Though presentation attack detection (PAD) systems try to address this problem, the lack of generalization and…

Computer Vision and Pattern Recognition · Computer Science 2022-02-22 Anjith George , David Geissbuhler , Sebastien Marcel

A recent trend to recognize facial expressions in the real-world scenario is to deploy attention based convolutional neural networks (CNNs) locally to signify the importance of facial regions and, combine it with global facial features…

Computer Vision and Pattern Recognition · Computer Science 2021-02-17 Darshan Gera , S Balasubramanian

This research introduces a robust detection system against malicious network traffic, leveraging hierarchical structures and self-attention mechanisms. The proposed system includes a Packet Segmenter that divides a given raw network packet…

Cryptography and Security · Computer Science 2025-01-14 Anass Grini , Btissam El Khamlichi , Abdellatif El Afia , Amal El Fallah-Seghrouchni

Attention models have recently emerged as a powerful approach, demonstrating significant progress in various fields. Visualization techniques, such as class activation mapping, provide visual insights into the reasoning of convolutional…

Computer Vision and Pattern Recognition · Computer Science 2025-10-31 Ali Caglayan , Nevrez Imamoglu , Oguzhan Guclu , Ali Osman Serhatoglu , Ahmet Burak Can , Ryosuke Nakamura

With the immersive development in the field of augmented and virtual reality, accurate and speedy eye-tracking is required. Facebook Research has organized a challenge, named OpenEDS Semantic Segmentation challenge for per-pixel…

Computer Vision and Pattern Recognition · Computer Science 2019-10-09 Priya Kansal , Sabari Nathan

Self-attention heads are characteristic of Transformer models and have been well studied for interpretability and pruning. In this work, we demonstrate an altogether different utility of attention heads, namely for adversarial detection.…

Computation and Language · Computer Science 2022-03-24 Emil Biju , Anirudh Sriram , Pratyush Kumar , Mitesh M Khapra

Iris recognition is widely recognized as one of the most accurate biometric modalities. However, its growing deployment in real-world applications raises significant concerns regarding its vulnerability to Presentation Attacks (PAs).…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Raghavendra Ramachandra , Sushma Venkatesh

Face anti-spoofing is essential to prevent false facial verification by using a photo, video, mask, or a different substitute for an authorized person's face. Most of the state-of-the-art presentation attack detection (PAD) systems suffer…

Computer Vision and Pattern Recognition · Computer Science 2021-09-10 Alperen Kantarcı , Hasan Dertli , Hazım Kemal Ekenel

A novel ``edge attention-based Convolutional Neural Network (CNN)'' is proposed in this research for object classification task. With the advent of advanced computing technology, CNN models have achieved to remarkable success, particularly…

Computer Vision and Pattern Recognition · Computer Science 2025-02-06 Santanu Roy , Ashvath Suresh , Archit Gupta

Medical image segmentation can provide detailed information for clinical analysis which can be useful for scenarios where the detailed location of a finding is important. Knowing the location of disease can play a vital role in treatment…

Image and Video Processing · Electrical Eng. & Systems 2021-11-23 Abhishek Srivastava , Sukalpa Chanda , Debesh Jha , Michael A. Riegler , Pål Halvorsen , Dag Johansen , Umapada Pal

Affect is often expressed via non-verbal body language such as actions/gestures, which are vital indicators for human behaviors. Recent studies on recognition of fine-grained actions/gestures in monocular images have mainly focused on…

Computer Vision and Pattern Recognition · Computer Science 2021-01-19 Ardhendu Behera , Zachary Wharton , Morteza Ghahremani , Swagat Kumar , Nik Bessis

The performance of facial super-resolution methods relies on their ability to recover facial structures and salient features effectively. Even though the convolutional neural network and generative adversarial network-based methods deliver…

Computer Vision and Pattern Recognition · Computer Science 2021-11-23 Abhishek Srivastava , Sukalpa Chanda , Umapada Pal