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Advertising and feed ranking are essential to many Internet companies such as Facebook. Among many real-world advertising and feed ranking systems, click through rate (CTR) prediction plays a central role. In recent years, many neural…

Machine Learning · Computer Science 2020-07-08 Tongwen Huang , Qingyun She , Zhiqiang Wang , Junlin Zhang

In the area of bearing fault diagnosis, deep learning (DL) methods have been widely used recently. However, due to the high cost or privacy concerns, high-quality labeled data are scarce in real world scenarios. While few-shot learning has…

Machine Learning · Computer Science 2025-09-16 Shengke Sun , Shuzhen Han , Ziqian Luan , Xinghao Qin , Jiao Yin , Zhanshan Zhao , Jinli Cao , Hua Wang

The goal of this work is to train effective representations for keyword spotting via metric learning. Most existing works address keyword spotting as a closed-set classification problem, where both target and non-target keywords are…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-19 Jaesung Huh , Minjae Lee , Heesoo Heo , Seongkyu Mun , Joon Son Chung

In this paper we establish a general first-order statistical framework for the detection of a common signal impinging on spatially distributed receivers. We consider three types of channel models: 1) the propagation channel is completely…

Signal Processing · Electrical Eng. & Systems 2023-02-15 Todd McWhorter , Louis Scharf , Margaret Cheney

In deep learning, mini-batch training is commonly used to optimize network parameters. However, the traditional mini-batch method may not learn the under-represented samples and complex patterns in the data, leading to a longer time for…

Computer Vision and Pattern Recognition · Computer Science 2023-04-10 Subin Sahayam , John Zakkam , Umarani Jayaraman

Classification using supervised learning requires annotating a large amount of classes-balanced data for model training and testing. This has practically limited the scope of applications with supervised learning, in particular deep…

Computer Vision and Pattern Recognition · Computer Science 2022-12-29 Hao Zhen , Yucheng Shi , Jidong J. Yang , Javad Mohammadpour Vehni

Signal detection in environments with unknown signal bandwidth and time intervals is a fundamental problem in adversarial and spectrum-sharing scenarios. This paper addresses the problem of detecting signals occupying unknown degrees of…

Signal Processing · Electrical Eng. & Systems 2026-01-21 Ali Rasteh , Sundeep Rangan

Integrated sensing and communications (ISAC), radar, and beamforming require real-time, high-resolution estimation algorithms to determine delay-Doppler values of specular paths within the wireless propagation channel. Our contribution is…

Signal Processing · Electrical Eng. & Systems 2026-01-22 Lorenz Mohr , Michael Döbereiner , Steffen Schieler , Joerg Robert , Christian Schneider , Sebastian Semper , Reiner S. Thomä

Ensuring fairness in machine learning models is a critical challenge. Existing debiasing methods often compromise performance, rely on static correction strategies, and struggle with data sparsity, particularly within minority groups.…

Machine Learning · Computer Science 2025-10-23 Songqi Zhou , Zeyuan Liu , Benben Jiang

In this paper, constant false alarm rate (CFAR) detector-based approaches are proposed for interference mitigation of Frequency modulated continuous wave (FMCW) radars. The proposed methods exploit the fact that after dechirping and…

Signal Processing · Electrical Eng. & Systems 2021-01-06 Jianping Wang

Recently a Bayesian methodology has been introduced, enabling the construction of sliding window detectors with the constant false alarm rate property. The approach introduces a Bayesian predictive inference approach, where under the…

Applications · Statistics 2018-12-27 Graham V. Weinberg

Automatic Target Recognition (ATR) is a category of computer vision algorithms which attempts to recognize targets on data obtained from different sensors. ATR algorithms are extensively used in real-world scenarios such as military and…

Computer Vision and Pattern Recognition · Computer Science 2022-11-14 Bardia Safaei , Vibashan VS , Celso M. de Melo , Shuowen Hu , Vishal M. Patel

Open-set image recognition is a challenging topic in computer vision. Most of the existing works in literature focus on learning more discriminative features from the input images, however, they are usually insensitive to the high- or…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Qiulei Dong , Jiayin Sun , Mengyu Gao

This paper addresses a critical preliminary step in radar signal processing: detecting the presence of a radar signal and robustly estimating its bandwidth. Existing methods which are largely statistical feature-based approaches face…

Signal Processing · Electrical Eng. & Systems 2024-03-01 Akila Pemasiri , Zi Huang , Fraser Williams , Ethan Goan , Simon Denman , Terrence Martin , Clinton Fookes

Popular debiased estimation methods for causal inference -- such as augmented inverse propensity weighting and targeted maximum likelihood estimation -- enjoy desirable asymptotic properties like statistical efficiency and double robustness…

Machine Learning · Statistics 2025-09-16 Tiffany Tianhui Cai , Yuri Fonseca , Kaiwen Hou , Hongseok Namkoong

Broad searches for continuous gravitational wave signals rely on hierarchies of follow-up stages for candidates above a given significance threshold. An important step to simplify these follow-ups and reduce the computational cost is to…

General Relativity and Quantum Cosmology · Physics 2021-03-24 Banafsheh Beheshtipour , Maria Alessandra Papa

In speech deepfake detection, one of the critical aspects is developing detectors able to generalize on unseen data and distinguish fake signals across different datasets. Common approaches to this challenge involve incorporating diverse…

Sound · Computer Science 2024-09-27 Davide Salvi , Viola Negroni , Luca Bondi , Paolo Bestagini , Stefano Tubaro

Fault detection for Deep Neural Networks (DNNs) has received increasing attention in recent years. While more advanced hybrid approaches have been proposed to combine multiple sources of information and outperform earlier techniques, they…

Machine Learning · Computer Science 2026-05-26 Amin Abbasishahkoo , Mahboubeh Dadkhah , Lionel Briand

Accurate extrinsic calibration of LiDAR, RADAR, and camera sensors is essential for reliable perception in autonomous vehicles. Still, it remains challenging due to factors such as mechanical vibrations and cumulative sensor drift in…

Computer Vision and Pattern Recognition · Computer Science 2025-12-10 Hafeez Husain Cholakkal , Stefano Arrigoni , Francesco Braghin

In recent years, deep learning has been widely used to solve the bottleneck problem of synthetic aperture radar (SAR) automatic target recognition (ATR). However, most current methods rely heavily on a large number of training samples and…

Image and Video Processing · Electrical Eng. & Systems 2023-08-11 Chenwei Wang , Siyi Luo , Lin Liu , Yin Zhang , Jifang Pei , Yulin Huang , Jianyu Yang