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Neural models enjoy widespread use across a variety of tasks and have grown to become crucial components of many industrial systems. Despite their effectiveness and extensive popularity, they are not without their exploitable flaws.…

Sound · Computer Science 2019-02-26 Krishan Rajaratnam , Jugal Kalita

Interactions with virtual assistants typically start with a trigger phrase followed by a command. In this work, we explore the possibility of making these interactions more natural by eliminating the need for a trigger phrase. Our goal is…

On-device Vision-Language Models (VLMs) promise data privacy via local execution. However, we show that the architectural shift toward Dynamic High-Resolution preprocessing (e.g., AnyRes) introduces an inherent algorithmic side-channel.…

Cryptography and Security · Computer Science 2026-03-30 Eyal Hadad , Mordechai Guri

Current LLM safety defenses fail under decomposition attacks, where a malicious goal is decomposed into benign subtasks that circumvent refusals. The challenge lies in the existing shallow safety alignment techniques: they only detect harm…

Cryptography and Security · Computer Science 2025-06-17 Chen Yueh-Han , Nitish Joshi , Yulin Chen , Maksym Andriushchenko , Rico Angell , He He

The security of quantum key distribution (QKD) systems relies on the physical integrity of their components. While laser-damage attacks (LDAs) using high-power continuous-wave (cw) lasers have been well studied, the threat posed by pulsed…

The high directionality of millimeter-wave (mmWave) communication systems has proven effective in reducing the attack surface against eavesdropping, thus improving the physical layer security. However, even with highly directional beams,…

Signal Processing · Electrical Eng. & Systems 2023-09-20 Afifa Ishtiaq , Arash Asadi , Ladan Khaloopour , Waqar Ahmed , Vahid Jamali , Matthias Hollick

Intro: Vocal cord ultrasound (VCUS) has emerged as a less invasive and better tolerated examination technique, but its accuracy is operator dependent. This research aims to apply a machine learning-assisted algorithm to automatically…

Machine Learning · Computer Science 2025-12-30 Will Sebelik-Lassiter , Evan Schubert , Muhammad Alliyu , Quentin Robbins , Excel Olatunji , Mustafa Barry

An adversarial attack is an exploitative process in which minute alterations are made to natural inputs, causing the inputs to be misclassified by neural models. In the field of speech recognition, this has become an issue of increasing…

Sound · Computer Science 2018-09-13 Krishan Rajaratnam , Kunal Shah , Jugal Kalita

Recent advances in large vision-language models (VLMs) have demonstrated remarkable success across a wide range of visual understanding tasks. However, the robustness of these models against jailbreak attacks remains an open challenge. In…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Xiangyu Yin , Jiaxu Liu , Zhen Chen , Jinwei Hu , Yi Dong , Xiaowei Huang , Wenjie Ruan

Automatic modulation classification (AMC) is essential for wireless communication systems in both military and civilian applications. However, existing deep learning-based AMC methods often require large labeled signals and struggle with…

Signal Processing · Electrical Eng. & Systems 2025-08-05 Haoyue Tan , Yu Li , Zhenxi Zhang , Xiaoran Shi , Feng Zhou

In recent years, many innovative solutions for recording and viewing sounds from a stethoscope have become available. However, to fully utilize such devices, there is a need for an automated approach for detecting abnormal lung sounds,…

Deep learning vision systems are increasingly deployed in safety-critical domains such as healthcare, yet they remain vulnerable to small adversarial patches that can trigger misclassifications. Most existing defenses assume a single patch…

Computer Vision and Pattern Recognition · Computer Science 2025-11-12 Aja Khanal , Ahmed Faid , Apurva Narayan

Video Copy Detection (VCD) plays a crucial role in copyright protection and content verification by identifying duplicates and near-duplicates in large-scale video databases. The META AI Challenge on video copy detection provided a…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Katarzyna Fojcik , Piotr Syga

Voice Recognition Systems (VRSs) employ deep learning for speech recognition and speaker recognition. They have been widely deployed in various real-world applications, from intelligent voice assistance to telephony surveillance and…

Cryptography and Security · Computer Science 2023-07-26 Baochen Yan , Jiahe Lan , Zheng Yan

With the wide bandwidths in millimeter wave (mmWave) frequency band that results in unprecedented accuracy, mmWave sensing has become vital for many applications, especially in autonomous vehicles (AVs). In addition, mmWave sensing has…

Cryptography and Security · Computer Science 2020-11-24 Zhi Sun , Sarankumar Balakrishnan , Lu Su , Arupjyoti Bhuyan , Pu Wang , Chunming Qiao

Speaker Verification (SV) systems involve mainly two individual stages: feature extraction and classification. In this paper, we explore these two modules with the aim of improving the performance of a speaker verification system under…

Audio and Speech Processing · Electrical Eng. & Systems 2024-02-06 Kerlos Atia Abdalmalak , Ascensión Gallardo-Antol'in

To improve the performance of speaker identification systems, an effective and robust method is proposed to extract speech features, capable of operating in noisy environment. Based on the time-frequency multi-resolution property of wavelet…

Sound · Computer Science 2010-03-31 Mahmoud I. Abdalla , Hanaa S. Ali

Distributed machine learning algorithms play a significant role in processing massive data sets over large networks. However, the increasing reliance on machine learning on information and communication technologies (ICTs) makes it…

Cryptography and Security · Computer Science 2020-04-28 Rui Zhang , Quanyan Zhu

This paper introduces a novel method for transmitting video data over noisy wireless channels with high efficiency and controllability. The method derivates from model division multiple access (MDMA) to extract common semantic features from…

Computational Engineering, Finance, and Science · Computer Science 2023-08-11 Zhicheng Bao , Haotai Liang , Chen Dong , Cong Li , Xiaodong Xu , Ping Zhang

Automatic speaker verification is susceptible to various manipulations and spoofing, such as text-to-speech synthesis, voice conversion, replay, tampering, adversarial attacks, and so on. We consider a new spoofing scenario called "Partial…

Audio and Speech Processing · Electrical Eng. & Systems 2023-02-07 Lin Zhang , Xin Wang , Erica Cooper , Nicholas Evans , Junichi Yamagishi
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