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Deep generative models have achieved significant progress in speech synthesis to date, while high-fidelity singing voice synthesis is still an open problem for its long continuous pronunciation, rich high-frequency parts, and strong…

Audio and Speech Processing · Electrical Eng. & Systems 2022-08-08 Rongjie Huang , Chenye Cui , Feiyang Chen , Yi Ren , Jinglin Liu , Zhou Zhao , Baoxing Huai , Zhefeng Wang

Text password has long been the dominant user authentication technique and is used by large numbers of Internet services. If they follow recommended practice, users are faced with the almost insuperable problem of generating and managing a…

Cryptography and Security · Computer Science 2017-03-09 Fatma Al Maqbali , Chris J Mitchell

Incorporating prior knowledge like lexical constraints into the model's output to generate meaningful and coherent sentences has many applications in dialogue system, machine translation, image captioning, etc. However, existing RNN-based…

Computation and Language · Computer Science 2019-11-20 Dayiheng Liu , Jie Fu , Qian Qu , Jiancheng Lv

Handwriting is a skill learned by humans from a very early age. The ability to develop one's own unique handwriting as well as mimic another person's handwriting is a task learned by the brain with practice. This paper deals with this very…

Computer Vision and Pattern Recognition · Computer Science 2016-11-29 Arna Ghosh , Biswarup Bhattacharya , Somnath Basu Roy Chowdhury

Synthetic data generation to improve classification performance (data augmentation) is a well-studied problem. Recently, generative adversarial networks (GAN) have shown superior image data augmentation performance, but their suitability in…

Computer Vision and Pattern Recognition · Computer Science 2020-11-19 Mehran Maghoumi , Eugene M. Taranta , Joseph J. LaViola

A major impediment to researchers working in the area of fingerprint recognition is the lack of publicly available, large-scale, fingerprint datasets. The publicly available datasets that do exist contain very few identities and impressions…

Computer Vision and Pattern Recognition · Computer Science 2022-01-21 Joshua J. Engelsma , Steven A. Grosz , Anil K. Jain

Phase retrieval approaches based on DL provide a framework to obtain phase information from an intensity hologram or diffraction pattern in a robust manner and in real time. However, current DL architectures applied to the phase problem…

Image and Video Processing · Electrical Eng. & Systems 2021-07-07 Yuhe Zhang , Mike Andreas Noack , Patrik Vagovic , Kamel Fezzaa , Francisco Garcia-Moreno , Tobias Ritschel , Pablo Villanueva-Perez

An attacker who breaks into an authentication server and steals all of the cryptographic password hashes is able to mount an offline-brute force attack against each user's password. Offline brute-force attacks against passwords are…

Cryptography and Security · Computer Science 2021-02-02 Wenjie Bai , Jeremiah Blocki

Classical techniques for protecting facial image privacy typically fall into two categories: data-poisoning methods, exemplified by Fawkes, which introduce subtle perturbations to images, or anonymization methods that generate images…

Computer Vision and Pattern Recognition · Computer Science 2023-10-20 Mariia Zameshina , Marlene Careil , Olivier Teytaud , Laurent Najman

Due to its convenience, biometric authentication, especial face authentication, has become increasingly mainstream and thus is now a prime target for attackers. Presentation attacks and face morphing are typical types of attack. Previous…

Computer Vision and Pattern Recognition · Computer Science 2020-06-16 Huy H. Nguyen , Junichi Yamagishi , Isao Echizen , Sébastien Marcel

Password managers are important tools that enable us to use stronger passwords, freeing us from the cognitive burden of remembering them. Despite this, there are still many users who do not fully trust password managers. In this paper, we…

Cryptography and Security · Computer Science 2021-06-22 Miguel Grilo , João F. Ferreira , José Bacelar Almeida

Generative adversarial networks (GANs) have made remarkable progress in synthesizing realistic-looking images that effectively outsmart even humans. Although several detection methods can recognize these deep fakes by checking for image…

Computer Vision and Pattern Recognition · Computer Science 2022-05-26 Vera Wesselkamp , Konrad Rieck , Daniel Arp , Erwin Quiring

Deep learning models have been developed for a variety of tasks and are deployed every day to work in real conditions. Some of these tasks are critical and models need to be trusted and safe, e.g. military communications or cancer…

Machine Learning · Computer Science 2023-11-13 Hélion du Mas des Bourboux

Machine learning-based cybersecurity systems are highly vulnerable to adversarial attacks, while Generative Adversarial Networks (GANs) act as both powerful attack enablers and promising defenses. This survey systematically reviews…

Cryptography and Security · Computer Science 2025-10-01 Tharcisse Ndayipfukamiye , Jianguo Ding , Doreen Sebastian Sarwatt , Adamu Gaston Philipo , Huansheng Ning

Generative adversarial nets (GANs) have been widely studied during the recent development of deep learning and unsupervised learning. With an adversarial training mechanism, GAN manages to train a generative model to fit the underlying…

Information Retrieval · Computer Science 2018-06-12 Weinan Zhang

Considering computer systems, security is the major concern with usability. Security policies need to be developed to protect information from unauthorized access. Passwords and secrete codes used between users and information systems for…

Cryptography and Security · Computer Science 2014-02-27 Sharayu A. Aghav , RajneeshKaur Bedi

Ensuring the legal usage of deep models is crucial to promoting trustable, accountable, and responsible artificial intelligence innovation. Current passport-based methods that obfuscate model functionality for license-to-use and ownership…

Cryptography and Security · Computer Science 2024-04-04 Qi Cui , Ruohan Meng , Chaohui Xu , Chip-Hong Chang

Phishing is one of the most effective ways in which cybercriminals get sensitive details such as credentials for online banking, digital wallets, state secrets, and many more from potential victims. They do this by spamming users with…

Cryptography and Security · Computer Science 2024-11-27 Tosin Ige , Christopher Kiekintveld , Aritran Piplai , Amy Waggler , Olukunle Kolade , Bolanle Hafiz Matti

In this work, we investigate the effectiveness of deep-learning-based password guessing models for targeted attacks on human-chosen passwords. In recent years, service providers have increased the level of security of users'passwords. This…

Cryptography and Security · Computer Science 2023-06-19 Etienne Salimbeni , Nina Mainusch , Dario Pasquini

A master face is a face image that passes face-based identity-authentication for a large portion of the population. These faces can be used to impersonate, with a high probability of success, any user, without having access to any…

Cryptography and Security · Computer Science 2021-08-23 Ron Shmelkin , Tomer Friedlander , Lior Wolf
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