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This paper proposes joint attention estimation in a single image. Different from related work in which only the gaze-related attributes of people are independently employed, (I) their locations and actions are also employed as contextual…

Computer Vision and Pattern Recognition · Computer Science 2023-08-11 Chihiro Nakatani , Hiroaki Kawashima , Norimichi Ukita

In autonomous driving, recent research has increasingly focused on collaborative perception based on deep learning to overcome the limitations of individual perception systems. Although these methods achieve high accuracy, they rely on high…

Robotics · Computer Science 2025-07-04 Maryem Fadili , Mohamed Anis Ghaoui , Louis Lecrosnier , Steve Pechberti , Redouane Khemmar

The widespread adoption of depth sensors has substantially lowered the barrier to point-cloud acquisition. This letter proposes a semantic wireless transmission framework for three dimension (3D) point clouds built on Deep Joint Source -…

Machine Learning · Computer Science 2026-03-03 Junlin Chang , Yubo Han , Hang Yue , John S Thompson , Rongke Liu

I study a regression model in which one covariate is an unknown function of a latent driver of link formation in a network. Rather than specify and fit a parametric network formation model, I introduce a new method based on matching pairs…

Econometrics · Economics 2021-06-02 Eric Auerbach

For critical services, such as traffic safety and traffic efficiency, it is advisable to design systems with robustness as the main criteria, possibly at the price of reduced peak performance and efficiency. Ensuring robust communications…

Information Theory · Computer Science 2017-04-11 Keerthi Kumar Nagalapur , Erik G. Ström , Fredrik Brännström , Jan Carlsson , Kristian Karlsson

\ac{RAT} classification and monitoring are essential for efficient coexistence of different communication systems in shared spectrum. Shared spectrum, including operation in license-exempt bands, is envisioned in the \ac{5G} standards…

Signal Processing · Electrical Eng. & Systems 2020-07-28 Erika Fonseca , Joao F. Santos , Francisco Paisana , Luiz A. DaSilva

In this work we present a method to train a plane-aware convolutional neural network for dense depth and surface normal estimation as well as plane boundaries from a single indoor $360^\circ$ image. Using our proposed loss function, our…

Computer Vision and Pattern Recognition · Computer Science 2020-02-25 Marc Eder , Pierre Moulon , Li Guan

The resource constraints and accuracy requirements for Internet of Things (IoT) memory chips need three-dimensional (3D) monolithic integrated circuits, of which the increasing stack layers (currently more than 176) also cause excessive…

Networking and Internet Architecture · Computer Science 2021-04-12 Chao Ren , Jingze Hou , Biao Pan

The performance of collaborative beamforming is analyzed using the theory of random arrays. The statistical average and distribution of the beampattern of randomly generated phased arrays is derived in the framework of wireless ad hoc…

Information Theory · Computer Science 2016-08-31 Hideki Ochiai , Patrick Mitran , H. Vincent Poor , Vahid Tarokh

Link prediction in multilayer networks is a key challenge in applications such as recommendation systems and protein-protein interaction prediction. While many techniques have been developed, most rely on assumptions about shared structures…

Machine Learning · Statistics 2025-06-17 Yongqin Qiu , Xinyu Zhang

A low-complexity convolutional neural network estimator which learns the minimum mean squared error channel estimator for single-antenna users was recently proposed. We generalize the architecture to the estimation of MIMO channels with…

Information Theory · Computer Science 2021-04-27 B. Fesl , N. Turan , M. Koller , W. Utschick

In this paper, we deploy the self-attention mechanism to achieve improved channel estimation for orthogonal frequency-division multiplexing waveforms in the downlink. Specifically, we propose a new hybrid encoder-decoder structure (called…

Signal Processing · Electrical Eng. & Systems 2022-04-29 Dianxin Luan , John Thompson

The wireless channel changes continuously with time and frequency and the block-fading assumption, which is popular in many theoretical analyses, never holds true in practical scenarios. This discrepancy is critical for user activity…

Information Theory · Computer Science 2024-10-23 Jianan Bai , Erik G. Larsson

Millimeter wave (mmWave) communication with large array gains is a key ingredient of next generation (5G) wireless networks. Effective communication in mmWaves usually depends on the knowledge of the channel. We refer to the problem of…

Information Theory · Computer Science 2017-11-30 Xiaoshen Song , Saeid Haghighatshoar , Giuseppe Caire

The emergence of low-cost sensor architectures for diverse modalities has made it possible to deploy sensor arrays that capture a single event from a large number of vantage points and using multiple modalities. In many scenarios, these…

Machine Learning · Computer Science 2009-12-09 Mark A. Davenport , Chinmay Hegde , Marco F. Duarte , Richard G. Baraniuk

We study joint downlink-uplink beamforming design for wireless federated learning (FL) with a multi-antenna base station. Considering analog transmission over noisy channels and uplink over-the-air aggregation, we derive the global model…

Information Theory · Computer Science 2023-07-04 Chong Zhang , Min Dong , Ben Liang , Ali Afana , Yahia Ahmed

Machine learning based network intrusion detection systems are vulnerable to adversarial attacks that degrade classification performance under both gradient-based and distribution shift threat models. Existing defenses typically apply…

Cryptography and Security · Computer Science 2026-03-03 Oluseyi Olukola , Nick Rahimi

Harmonic retrieval techniques are the foundation of radio channel sounding, estimation, and modeling. This paper introduces a Deep Learning approach for joint delay- and Doppler estimation from frequency and time samples of a radio channel…

Signal Processing · Electrical Eng. & Systems 2023-12-20 Steffen Schieler , Sebastian Semper , Reza Faramarzahangari , Michael Döbereiner , Christian Schneider , R. Thomä

The use of unmanned aerial vehicles (UAVs) that serve as aerial base stations is expected to become predominant in the next decade. However, in order for this technology to unfold its full potential it is necessary to develop a fundamental…

Information Theory · Computer Science 2018-01-09 Mohammad Mahdi Azari , Fernando Rosas , Kwang-Cheng Chen , Sofie Pollin

Existing low-Earth-orbit (LEO) communication link analyses face two main challenges: (1) limited accuracy of 3D atmospheric refractivity reconstructed from sparsely sampled radiosonde data, and (2) numerical instability in previous…

Systems and Control · Electrical Eng. & Systems 2025-12-12 Bowoo Jang , Jun Heo , Yong Bae Park , Dong-Yeop Na
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