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MPTCP is a new transport protocol that enables mobile devices to use multiple physical paths simultaneously through several network interfaces, such as WiFi and Cellular. However, wireless path capacities change frequently in the mobile…

Networking and Internet Architecture · Computer Science 2020-07-06 Binbin Liao , Guangxing Zhang , Qinghua Wu , Zhenyu Li , Gaogang Xie

Motion sensors (e.g., accelerometers) on smartphones have been demonstrated to be a powerful side channel for attackers to spy on users' inputs on touchscreen. In this paper, we reveal another motion accelerometer-based attack which is…

Cryptography and Security · Computer Science 2015-05-25 Jingyu Hua , Zhenyu Shen , Sheng Zhong

The information collected by mobile phone operators can be considered as the most detailed information on human mobility across a large part of the population. The study of the dynamics of human mobility using the collected geolocations of…

Social and Information Networks · Computer Science 2013-11-21 Nicolas Ponieman , Alejo Salles , Carlos Sarraute

The wide spread use of positioning and photographing devices gives rise to a deluge of traffic trajectory data (e.g., vehicle passage records and taxi trajectory data), with each record having at least three attributes: object ID, location…

Machine Learning · Computer Science 2020-03-18 Meng Chen , Xiaohui Yu , Yang Liu

Cell-free massive multiple-input multiple-output (MIMO) is a promising cellular network. In this network, a large number of distributed and multi-antenna access points (APs) jointly serve many single antenna users using the same…

Signal Processing · Electrical Eng. & Systems 2021-07-30 Deokhwan Han , Jeonghun Park , Namyoon Lee

This paper considers a challenging communication scenario, in which users have heterogenous mobility profiles, e.g., some users are moving at high speeds and some users are static. A new non-orthogonal multiple-access (NOMA) transmission…

Information Theory · Computer Science 2019-04-08 Zhiguo Ding , Robert Schober , Pingzhi Fan , H. Vincent Poor

This paper introduces a novel channel knowledge map (CKM)-assisted dual-domain tracking and predictive beamforming scheme for high-mobility wireless networks. The central premise is that the CKM integrates both the coordinate and beam…

Signal Processing · Electrical Eng. & Systems 2026-01-22 Ruolin Du , Zhiqiang Wei , Zai Yang , Lei Yang , Yong Zeng , Derrick Wing Kwan Ng , Jinhong Yuan

When dedicated positioning systems, such as GPS, are unavailable, a mobile device has no choice but to fall back on its cellular network for localization. Due to random variations in the channel conditions to its surrounding base stations…

Information Theory · Computer Science 2015-10-27 Javier Schloemann , Harpreet S. Dhillon , R. Michael Buehrer

Accurately predicting future pedestrian trajectories is crucial across various domains. Due to the uncertainty in future pedestrian trajectories, it is important to learn complex spatio-temporal representations in multi-agent scenarios. To…

Computer Vision and Pattern Recognition · Computer Science 2024-06-04 Pranav Singh Chib , Pravendra Singh

Cellular networks have been engineered and optimized to carrying ever-increasing amounts of mobile data, but over the last few years, a new class of applications based on machine-centric communications has begun to emerge. Automated devices…

Information Theory · Computer Science 2015-12-14 Zaher Dawy , Walid Saad , Arunabha Ghosh , Jeffrey G. Andrews , Elias Yaacoub

Considering real physical (MAC/PHY) traces inside network simulations is a complex task that might lead to complex yet approximated models. However, realistic cross-layer analysis with the upper layer and in particular the transport layer…

Networking and Internet Architecture · Computer Science 2012-06-26 N. Kuhn , E. Lochin , J. Lacan , R. Boreli , C. Bes , L. Clarac

The mainstream human activity recognition (HAR) algorithms are developed based on RGB cameras, which are easily influenced by low-quality images (e.g., low illumination, motion blur). Meanwhile, the privacy protection issue caused by…

Computer Vision and Pattern Recognition · Computer Science 2024-09-13 Haoxiang Yang , Chengguo Yuan , Yabin Zhu , Lan Chen , Xiao Wang , Futian Wang

Multi-label image classification is a prediction task that aims to identify more than one label from a given image. This paper considers the semantic consistency of the latent space between the visual patch and linguistic label domains and…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Miaoge Li , Dongsheng Wang , Xinyang Liu , Zequn Zeng , Ruiying Lu , Bo Chen , Mingyuan Zhou

Millimeter wave frequencies will likely be part of the fifth generation of mobile networks and of the 3GPP New Radio (NR) standard. MmWave communication indeed provides a very large bandwidth, thus an increased cell throughput, but how to…

Networking and Internet Architecture · Computer Science 2018-09-06 Tommy Azzino , Matteo Drago , Michele Polese , Andrea Zanella , Michele Zorzi

The wide spread of mobiles as handheld devices leads to various innovative applications that makes use of their ever increasing presence in our daily life. One such application is location tracking and monitoring. This paper proposes a…

Networking and Internet Architecture · Computer Science 2014-07-09 B. P. S. Sahoo , Satyajit Rath

Wireless objects equipped with multiple antennas are able to simultaneously transmit multiple packets by exploiting the channel's spatial dimensions. In this paper, we study the benefits of such Multiple Packet Transmission (MPT) approach,…

Networking and Internet Architecture · Computer Science 2013-06-25 Boris Bellalta , Azadeh Faridi , Dirk Staehle , Jaume Barcelo , Alexey Vinel , Miquel Oliver

A key challenge of massive MTC (mMTC), is the joint detection of device activity and decoding of data. The sparse characteristics of mMTC makes compressed sensing (CS) approaches a promising solution to the device detection problem.…

Information Theory · Computer Science 2018-06-27 Kamil Senel , Erik G. Larsson

Understanding human mobility is essential for the development of smart cities and social behavior research. Human mobility models may be used in numerous applications, including pandemic control, urban planning, and traffic management. The…

Social and Information Networks · Computer Science 2022-09-09 Yisheng Alison Zheng , Amani Abusafia , Abdallah Lakhdari , Shing Tai Tony Lui , Athman Bouguettaya

In the research of next-generation wireless communication technologies, orthogonal time frequency space (OTFS) modulation is emerging as a promising technique for high-speed mobile environments due to its superior efficiency and robustness…

Signal Processing · Electrical Eng. & Systems 2025-04-29 Yanfeng Hu , Dongming Wang , Xinjiang Xia , Jiamin Li , Pengcheng Zhu , Xiaohu You

Sensor-based remote health monitoring is used in industrial, urban and healthcare settings to monitor ongoing operation of equipment and human health. An important aim is to intervene early if anomalous events or adverse health is detected.…

Machine Learning · Computer Science 2022-11-30 Nivedita Bijlani , Oscar Mendez Maldonado , Samaneh Kouchaki