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Semi-supervised learning (SSL) has achieved significant progress by leveraging both labeled data and unlabeled data. Existing SSL methods overlook a common real-world scenario when labeled data is extremely scarce, potentially as limited as…

计算机视觉与模式识别 · 计算机科学 2025-04-15 Hezhao Liu , Yang Lu , Mengke Li , Yiqun Zhang , Shreyank N Gowda , Chen Gong , Hanzi Wang

Recent approaches employing imperceptible perturbations in input images have demonstrated promising potential to counter malicious manipulations in diffusion-based image editing systems. However, existing methods suffer from limited…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Jie Zhang , Shuai Dong , Shiguang Shan , Xilin Chen

Physical layer security (PLS) technologies are expected to play an important role in the next-generation wireless networks, by providing secure communication to protect critical and sensitive information from illegitimate devices. In this…

信息论 · 计算机科学 2023-09-12 Yun Wen , Gaojie Chen , Sisai Fang , Zheng Chu , Pei Xiao , Rahim Tafazolli

As generative image editing advances, image manipulation localization (IML) must handle both traditional manipulations with conspicuous forensic artifacts and diffusion-generated edits that appear locally realistic. Existing methods…

计算机视觉与模式识别 · 计算机科学 2026-04-15 Xiaojie Liang , Zhimin Chen , Ziqi Sheng , Wei Lu

To cope with the ever increasing threats of dynamic and adaptive persistent attacks, Fault and Intrusion Tolerance (FIT) is being studied at the hardware level to increase critical systems resilience. Based on state-machine replication, FIT…

密码学与安全 · 计算机科学 2023-01-20 Ahmad T Sheikh , Ali Shoker , Paulo Esteves-Verissimo

Liquid crystal (LC) technology offers a cost-effective, scalable, energy-efficient, and continuous phase tunable realization of extremely large reconfigurable intelligent surfaces (RISs). However, LC response time to achieve a desired…

信号处理 · 电气工程与系统科学 2024-09-26 Mohamadreza Delbari , Robin Neuder , Alejandro Jiménez-Sáez , Arash Asadi , Vahid Jamali

Addressing the intellectual property protection challenges in commercial deployment of large language models (LLMs), existing black-box fingerprinting techniques face dual challenges from incremental fine-tuning erasure and feature-space…

密码学与安全 · 计算机科学 2025-09-03 Xubin Yue , Zhenhua Xu , Wenpeng Xing , Jiahui Yu , Mohan Li , Meng Han

In the age of data revolution, a modern storage~or transmission system typically requires different levels of protection. For example, the coding technique used to fortify data in a modern storage system when the device is fresh cannot be…

信息论 · 计算机科学 2025-12-29 Doğukan Özbayrak , Ahmed Hareedy

The growing complexity of neural networks hinders the deployment of distributed machine learning on resource-constrained devices. Split learning (SL) offers a promising solution by partitioning the large model and offloading the primary…

Stacked intelligent metasurfaces (SIMs) have recently gained attention as a paradigm for wave-domain signal processing with reduced reliance on costly radio-frequency (RF) chains. However, conventional SIMs rely on uniform inter-layer…

信息论 · 计算机科学 2025-10-29 Hong Niu , Jiancheng An , Chau Yuen

Spatial frequency analysis and transforms serve a central role in most engineered image and video lossy codecs, but are rarely employed in neural network (NN)-based approaches. We propose a novel NN-based image coding framework that…

图像与视频处理 · 电气工程与系统科学 2023-01-04 Hyomin Choi , Fabien Racape , Shahab Hamidi-Rad , Mateen Ulhaq , Simon Feltman

Lidar-based SLAM systems are highly sensitive to adverse conditions such as occlusion, noise, and field-of-view (FoV) degradation, yet existing robustness evaluation methods either lack physical grounding or do not capture sensor-specific…

机器人学 · 计算机科学 2025-12-10 Doumegna Mawuto Koudjo Felix , Xianjia Yu , Zhuo Zou , Tomi Westerlund

An Intrusion Detection System (IDS) is vital in cybersecurity, detecting unauthorized activity across networks. With attacks on network layers increasing, stronger IDSs are needed. Yet most IDSs rely on centralized detection, forcing IoT…

密码学与安全 · 计算机科学 2026-05-20 Mohammad Hossein Gholamrezazadeh , AhmadReza Montazerolghaem

Large Language Models (LLMs) remain vulnerable to optimization-based jailbreak attacks that exploit internal gradient structure. While Sparse Autoencoders (SAEs) are widely used for interpretability, their robustness implications remain…

机器学习 · 计算机科学 2026-04-22 Ahson Saiyed , Sabrina Sadiekh , Chirag Agarwal

Lensless imaging stands out as a promising alternative to conventional lens-based systems, particularly in scenarios demanding ultracompact form factors and cost-effective architectures. However, such systems are fundamentally governed by…

图像与视频处理 · 电气工程与系统科学 2025-05-06 Jiesong Bai , Yuhao Yin , Yihang Dong , Xiaofeng Zhang , Chi-Man Pun , Xuhang Chen

This paper considers a method of coding the sensor outputs in order to detect stealthy false data injection attacks. An intelligent attacker can design a sequence of data injection to sensors and actuators that pass the state estimator and…

密码学与安全 · 计算机科学 2016-11-17 Fei Miao , Quanyan Zhu , Miroslav Pajic , George J. Pappas

Massive MIMO wireless FDD systems are often confronted by the challenge to efficiently obtain downlink channel state information (CSI). Previous works have demonstrated the potential in CSI encoding and recovery by take advantage of…

信息论 · 计算机科学 2021-12-20 Yu-Chien Lin , Zhenyu Liu , Ta-Sung Lee , Zhi Ding

In this work, we derive a lower bound on the training-based achievable downlink (DL) sum rate (SR) of a multi-user multiple-input-single-output (MISO) system operating in frequency-division-duplex (FDD) mode. Assuming linear minimum mean…

信号处理 · 电气工程与系统科学 2023-12-05 Donia Ben Amor , Michael Joham , Wolfgang Utschick

In this paper, we propose a fixed-complexity sphere encoder (FSE) for multi-user MIMO (MU-MIMO) systems. The proposed FSE accomplishes a scalable tradeoff between performance and complexity. Also, because it has a parallel tree-search…

信息论 · 计算机科学 2015-03-17 Manar Mohaisen , KyungHi Chang

The exponential growth of Internet of Things (IoT) applications has intensified the demand for efficient, high-throughput, and energy-efficient data processing at the edge. Conventional CPU-centric encryption methods suffer from performance…

密码学与安全 · 计算机科学 2025-06-19 Rasha Karakchi , Rye Stahle-Smith , Nishant Chinnasami , Tiffany Yu