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In the field of deep learning based computer vision, the development of deep object detection has led to unique paradigms (e.g., two-stage or set-based) and architectures (e.g., Faster-RCNN or DETR) which enable outstanding performance on…

计算机视觉与模式识别 · 计算机科学 2022-10-07 Denis Huseljic , Marek Herde , Mehmet Muejde , Bernhard Sick

Feature selection is one of the most prominent learning tasks, especially in high-dimensional datasets in which the goal is to understand the mechanisms that underly the learning dataset. However most of them typically deliver just a flat…

机器学习 · 计算机科学 2012-09-06 Jun Wang , Alexandros Kalousis

One of the long-standing problems in materials science is how to predict a material's structure and then its properties given only its composition. Experimental characterization of crystal structures has been widely used for structure…

材料科学 · 物理学 2022-03-29 Rongzhi Dong , Yong Zhao , Yuqi Song , Nihang Fu , Sadman Sadeed Omee , Sourin Dey , Qinyang Li , Lai Wei , Jianjun Hu

In recent years, Deep Learning (DL) has been successfully applied to detect and classify Radio Frequency (RF) Signals. A DL approach is especially useful since it identifies the presence of a signal without needing full protocol…

计算机视觉与模式识别 · 计算机科学 2021-05-20 Hilal Elyousseph , Majid L Altamimi

In the conventional change detection (CD) pipeline, two manually registered and labeled remote sensing datasets serve as the input of the model for training and prediction. However, in realistic scenarios, data from different periods or…

计算机视觉与模式识别 · 计算机科学 2024-09-13 Yitao Zhao , Heng-Chao Li , Nanqing Liu , Rui Wang

The broadcast phase (downlink transmission) of the two-way relay network is studied in the source coding and joint source-channel coding settings. The rates needed for reliable communication are characterised for a number of special cases…

信息论 · 计算机科学 2010-11-23 Roy Timo , Alex Grant , Gerhard Kramer

With the increasingly complex and changeable electromagnetic environment, wireless communication systems are facing jamming and abnormal signal injection, which significantly affects the normal operation of a communication system. In…

信号处理 · 电气工程与系统科学 2022-05-31 Tingyan Kuang , Huichao Chen , Lu Han , Rong He , Wei Wang , Guoru Ding

Intelligent fault diagnosis is essential to safe operation of machinery. However, due to scarce fault samples and data heterogeneity in field machinery, deep learning based diagnosis methods are prone to over-fitting with poor…

机器学习 · 计算机科学 2022-11-18 Sheng Guo , Zengxiang Li , Hui Liu , Shubao Zhao , Cheng Hao Jin

Accurately determining the underlying physical parameters of individual elements in integrated photonics is increasingly difficult as device architectures become more complex. Inferring these parameters directly from spectral measurements…

With technological advances leading to an increase in mechanisms for image tampering, fraud detection methods must continue to be upgraded to match their sophistication. One problem with current methods is that they require prior knowledge…

计算机视觉与模式识别 · 计算机科学 2022-01-25 Robin Elizabeth Yancey

Many satellite communication systems operating today employ low cost upconverters or downconverters which create phase noise. This noise can severely limit the information rate of the system and pose a serious challenge for the detection…

信息论 · 计算机科学 2012-10-19 Shachar Shayovitz , Dan Raphaeli

Facial recognition systems have achieved remarkable success by leveraging deep neural networks, advanced loss functions, and large-scale datasets. However, their performance often deteriorates in real-world scenarios involving low-quality…

计算机视觉与模式识别 · 计算机科学 2025-10-29 Sadaf Gulshad , Abdullah Aldahlawi

This Innovative Practice Full Paper introduces a novel tool for educating electrical engineering students about hardware impairments in wireless communications. A radio frequency (RF) front end is an essential part of a wireless transmitter…

信号处理 · 电气工程与系统科学 2018-10-11 Vuk Marojevic , Aditya V. Padaki , Raghunandan M. Rao , Jeffrey H. Reed

Radio frequency fingerprinting (RFF) is a promising device authentication technique for securing the Internet of things. It exploits the intrinsic and unique hardware impairments of the transmitters for RF device identification. In…

信号处理 · 电气工程与系统科学 2023-06-26 Yuan Zeng , Yi Gong , Jiawei Liu , Shangao Lin , Zidong Han , Ruoxiao Cao , Kaibin Huang , Khaled Ben Letaief

In the field of robot target recognition research driven by artificial intelligence (AI), factors such as the disordered distribution of targets, the complexity of the environment, the massive scale of data, and noise interference have…

机器人学 · 计算机科学 2025-03-11 Yiting Mao , Dajun Tao , Shengyuan Zhang , Tian Qi , Keqin Li

Differential distributed space-time coding (D-DSTC) technique has been considered for relay networks to provide both diversity gain and high throughput in the absence of channel state information. Conventional differential detection (CDD)…

信息论 · 计算机科学 2014-04-09 M. R. Avendi , Ha H. Nguyen , Nguyen Quoc-Tuan

Next generation wireless networks are expected to be extremely complex due to their massive heterogeneity in terms of the types of network architectures they incorporate, the types and numbers of smart IoT devices they serve, and the types…

信号处理 · 电气工程与系统科学 2022-03-14 Abdulmalik Alwarafy , Mohamed Abdallah , Bekir Sait Ciftler , Ala Al-Fuqaha , Mounir Hamdi

The imperfections in the RF frontend of different transmitters can be used to distinguish them. This process is called transmitter identification using RF fingerprints. The nonlinearity in the power amplifier of the RF frontend is a…

信号处理 · 电气工程与系统科学 2018-11-13 Samer S. Hanna , Danijela Cabric

While deep neural networks (DNNs) achieve impressive performance on environment perception tasks, their sensitivity to adversarial perturbations limits their use in practical applications. In this paper, we (i) propose a novel adversarial…

计算机视觉与模式识别 · 计算机科学 2022-09-13 Marvin Klingner , Varun Ravi Kumar , Senthil Yogamani , Andreas Bär , Tim Fingscheidt

One of the most prominent challenges in the field of diffractive imaging is the phase retrieval (PR) problem: In order to reconstruct an object from its diffraction pattern, the inverse Fourier transform must be computed. This is only…

图像与视频处理 · 电气工程与系统科学 2022-05-06 Simon Welker , Tal Peer , Henry N. Chapman , Timo Gerkmann