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Objective: We develop a computer-aided diagnosis (CAD) system using deep learning approaches for lesion detection and classification on whole-slide images (WSIs) with breast cancer. The deep features being distinguishing in classification…

Image and Video Processing · Electrical Eng. & Systems 2021-08-29 Wei-Wen Hsu , Yongfang Wu , Chang Hao , Yu-Ling Hou , Xiang Gao , Yun Shao , Xueli Zhang , Tao He , Yanhong Tai

The attention mechanism plays a pivotal role in designing advanced super-resolution (SR) networks. In this work, we design an efficient SR network by improving the attention mechanism. We start from a simple pixel attention module and…

Image and Video Processing · Electrical Eng. & Systems 2022-10-14 Lin Zhou , Haoming Cai , Jinjin Gu , Zheyuan Li , Yingqi Liu , Xiangyu Chen , Yu Qiao , Chao Dong

Face presentation attack detection (PAD) has become a thorny problem for biometric systems and numerous countermeasures have been proposed to address it. However, majority of them directly extract feature descriptors and distinguish fake…

Computer Vision and Pattern Recognition · Computer Science 2018-11-13 Lei Li , Zhaoqiang Xia , Xiaoyue Jiang , Fabio Roli , Xiaoyi Feng

Place recognition is a challenging but crucial task in robotics. Current description-based methods may be limited by representation capabilities, while pairwise similarity-based methods require exhaustive searches, which is time-consuming.…

Computer Vision and Pattern Recognition · Computer Science 2024-07-24 Chencan Fu , Lin Li , Jianbiao Mei , Yukai Ma , Linpeng Peng , Xiangrui Zhao , Yong Liu

Although CNNs are widely considered as the state-of-the-art models in various applications of image analysis, one of the main challenges still open is the training of a CNN on high resolution images. Different strategies have been proposed…

Computer Vision and Pattern Recognition · Computer Science 2021-06-16 Nadia Brancati , Giuseppe De Pietro , Daniel Riccio , Maria Frucci

This paper addresses the problem of face presentation attack detection using different image modalities. In particular, the usage of short wave infrared (SWIR) imaging is considered. Face presentation attack detection is performed using…

Computer Vision and Pattern Recognition · Computer Science 2020-07-23 Guillaume Heusch , Anjith George , David Geissbuhler , Zohreh Mostaani , Sebastien Marcel

Biometrics is the science of identifying an individual based on their intrinsic anatomical or behavioural characteristics, such as fingerprints, face, iris, gait, and voice. Iris recognition is one of the most successful methods because it…

Computer Vision and Pattern Recognition · Computer Science 2022-12-27 Daniel P. Benalcazar , David A. Benalcazar , Andres Valenzuela

This paper proposes a method for utilizing thermal features of the hand for the purpose of presentation attack detection (PAD) that can be employed in a hand biometrics system's pipeline. By envisaging two different operational modes of our…

Computer Vision and Pattern Recognition · Computer Science 2018-09-13 Ewelina Bartuzi , Mateusz Trokielewicz

Although face recognition systems have undergone an impressive evolution in the last decade, these technologies are vulnerable to attack presentations (AP). These attacks are mostly easy to create and, by executing them against the system's…

Computer Vision and Pattern Recognition · Computer Science 2025-07-23 Lazaro Janier Gonzalez-Sole , Juan E. Tapia , Christoph Busch

Human visual recognition of activities or external agents involves an interplay between high-level plan recognition and low-level perception. Given that, a natural question to ask is: can low-level perception be improved by high-level plan…

Computer Vision and Pattern Recognition · Computer Science 2021-10-15 Yantian Zha , Yikang Li , Tianshu Yu , Subbarao Kambhampati , Baoxin Li

Infrared small target detection based on deep learning offers unique advantages in separating small targets from complex and dynamic backgrounds. However, the features of infrared small targets gradually weaken as the depth of convolutional…

Computer Vision and Pattern Recognition · Computer Science 2024-01-18 Chun Bao , Jie Cao , Yaqian Ning , Tianhua Zhao , Zhijun Li , Zechen Wang , Li Zhang , Qun Hao

Fingerprint recognition systems are widely deployed in various real-life applications as they have achieved high accuracy. The widely used applications include border control, automated teller machine (ATM), and attendance monitoring…

Computer Vision and Pattern Recognition · Computer Science 2020-05-19 Jag Mohan Singh , Ahmed Madhun , Guoqiang Li , Raghavendra Ramachandra

Diffusion models have demonstrated impressive performance in various image generation, editing, enhancement and translation tasks. In particular, the pre-trained text-to-image stable diffusion models provide a potential solution to the…

Computer Vision and Pattern Recognition · Computer Science 2024-07-10 Tao Yang , Rongyuan Wu , Peiran Ren , Xuansong Xie , Lei Zhang

Current fully-supervised facial landmark detection methods have progressed rapidly and achieved remarkable performance. However, they still suffer when coping with faces under large poses and heavy occlusions for inaccurate facial shape…

Computer Vision and Pattern Recognition · Computer Science 2021-12-24 Jun Wan , Hui Xi , Jie Zhou , Zhihui Lai , Witold Pedrycz , Xu Wang , Hang Sun

Deep learning models are used in safety-critical tasks such as automated driving and face recognition. However, small perturbations in the model input can significantly change the predictions. Adversarial attacks are used to identify small…

Cryptography and Security · Computer Science 2025-12-03 Issa Oe , Keiichiro Yamamura , Hiroki Ishikura , Ryo Hamahira , Katsuki Fujisawa

Nowadays, every organization might be attacked through its network printers. The malicious exploitation of printing protocols is a dangerous and underestimated threat against every printer today, as highlighted by recent published…

Cryptography and Security · Computer Science 2018-06-29 Asaf Hecht , Adi Sagi , Yuval Elovici

Attention mechanism has been shown to be effective for person re-identification (Re-ID). However, the learned attentive feature embeddings which are often not naturally diverse nor uncorrelated, will compromise the retrieval performance…

Computer Vision and Pattern Recognition · Computer Science 2019-08-12 Tianlong Chen , Shaojin Ding , Jingyi Xie , Ye Yuan , Wuyang Chen , Yang Yang , Zhou Ren , Zhangyang Wang

The Internet has become a prime subject to security attacks and intrusions by attackers. These attacks can lead to system malfunction, network breakdown, data corruption or theft. A network intrusion detection system (IDS) is a tool used…

Cryptography and Security · Computer Science 2022-03-14 Tanwir Ahmad , Dragos Truscan , Juri Vain , Ivan Porres

Intrusion detection is a traditional practice of security experts, however, there are several issues which still need to be tackled. Therefore, in this paper, after highlighting these issues, we present an architecture for a hybrid…

Cryptography and Security · Computer Science 2023-10-27 Lynda Boukela , Gongxuan Zhang , Meziane Yacoub , Samia Bouzefrane

A practical eye authentication (EA) system targeted for edge devices needs to perform authentication and be robust to presentation attacks, all while remaining compute and latency efficient. However, existing eye-based frameworks a) perform…

Computer Vision and Pattern Recognition · Computer Science 2021-12-30 Prithviraj Dhar , Amit Kumar , Kirsten Kaplan , Khushi Gupta , Rakesh Ranjan , Rama Chellappa