تصفح Qatar Mobility Innovations Center حسب النوع "Article"
السجلات المعروضة 1 -- 20 من 26
-
Automatic meter reading in the smart grid using contention based random access over the free cellular spectrum
( Elsevier , 2014 , Article)Real-time transmission of smart meter measurement data is investigated. A contention based approach exploiting the unused cellular spectrum, e.g. of 4G Long Term Evolution (LTE), is proposed. The proposed approach uses ... -
Consistent Valid Physically-Realizable Adversarial Attack Against Crowd-Flow Prediction Models
( IEEE , 2024 , Article)Recent works have shown that deep learning (DL) models can effectively learn city-wide crowd-flow patterns, which can be used for more effective urban planning and smart city management. However, DL models have been known ... -
Cooperative ad hoc networks for energy and delay efficient content distribution with fast channel variations
( John Wiley and Sons Ltd , 2012 , Article)Cooperative ad hoc networks for the efficient distribution of content of common interest are studied in the case of fast channel variations. Mobiles are grouped into cooperative clusters for the purpose of receiving the ... -
Deep Learning in the Fast Lane: A Survey on Advanced Intrusion Detection Systems for Intelligent Vehicle Networks
( IEEE , 2024 , Article)The rapid evolution of modern automobiles into intelligent and interconnected entities presents new challenges in cybersecurity, particularly in Intrusion Detection Systems (IDS) for In-Vehicle Networks (IVNs). This survey ... -
Delay-sensitive content distribution via peer-to-peer collaboration in public safety vehicular ad-hoc networks
( Elsevier , 2014 , Article)Delay-sensitive content distribution with peer-to-peer (P2P) cooperation in public safety vehicular networks is investigated. Two cooperative schemes are presented and analyzed. The first scheme is based on unicasting from ... -
Energy optimization in multiuser quantized feedback systems
( Springer Nature , 2013 , Article)This article explores the effects of quantization of feedback information on energy consumption in multiuser wireless communication systems. In order to optimize the energy consumption of the system, the article concentrates ... -
Enhanced IoT-based end-to-end emergency and disaster relief system
( MDPI , 2017 , Article)In this paper, we present a new enhancement for an emergency and disaster relief system called Critical and Rescue Operations using Wearable Wireless sensors networks (CROW2). We address the reliability challenges in setting ... -
Fair optimization of video streaming quality of experience in LTE networks using distributed antenna systems and radio resource management
( John Wiley and Sons Ltd , 2014 , Article)Network quality of experience (QoE) metrics are proposed in order to capture the overall performance of radio resource management (RRM) algorithms in terms of video quality perceived by the end users. Metrics corresponding ... -
Joint energy-distortion aware algorithms for cooperative video streaming over LTE networks
( Elsevier , 2013 , Article)Real-time video streaming over long-term evolution (LTE) networks is investigated in the presence of mobile-to-mobile collaboration. A multi-objective problem for energy and distortion minimization is formulated and an ... -
LCDnet: a lightweight crowd density estimation model for real-time video surveillance
( Institute for Ionics , 2023 , Article)Automatic crowd counting using density estimation has gained significant attention in computer vision research. As a result, a large number of crowd counting and density estimation models using convolution neural networks ... -
Mobile relays for enhanced broadband connectivity in high speed train systems
( Elsevier , 2014 , Article)With the introduction of wireless modems and smart phones, the passenger transport industry is witnessing a high demand to ensure not only the safety of the trains, but also to provide users with Internet access all the ... -
Next-Generation Environment-Aware Cellular Networks: Modern Green Techniques and Implementation Challenges
( IEEE , 2016 , Article)Over the last decade, mobile communications have been witnessing a noteworthy increase of data traffic demand that is causing an enormous energy consumption in cellular networks. The reduction of their fossil fuel consumption ... -
On the impact of D2D traffic offloading on energy efficiency in green LTE-A HetNets
( John Wiley and Sons Ltd , 2015 , Article)In this paper, the interplay between cooperative device-to-device (D2D) communications and green cellular communications in the long term evolution (LTE) and LTE-advanced (LTE-A) cellular systems is investigated. An efficient ... -
Optimized smart grid energy procurement for LTE networks using evolutionary algorithms
( IEEE , 2014 , Article)Energy efficiency aspects in cellular networks can contribute significantly to reducing worldwide greenhouse gas emissions. The base station (BS) sleeping strategy has become a well-known technique to achieve energy savings ... -
Power consumption in spatial cognition
( wiley , 2013 , Article)Multiple input multiple output adds a new dimension to be exploited in cognitive radio by simultaneously serving several users. The spatial domain that is added through multiple input multiple output is another system ... -
Power management in multiuser adaptive modulation transmission under QoS requirements
( wiley , 2013 , Article)A transmitter power management mechanism is presented in this paper where Multiple-Input Multiple-Output (MIMO) Multiuser Random Beamforming with Adaptive Modulation strategy is performed by the system. The objective of ... -
QoE enhancement of SVC video streaming over vehicular networks using cooperative LTE/802.11p communications
( IEEE , 2015 , Article)Real-time streaming of scalable video coded (SVC) videos in vehicular networks is investigated, and novel cooperative vehicle-to-vehicle (V2V) communication methods are proposed. The proposed techniques are based on grouping ... -
QoS-Aware Video Transmission over Hybrid Wireless Network for Connected Vehicles
( IEEE , 2017 , Article)Communication between vehicles enables a wide array of applications and services ranging from road safety to traffic management and infotainment. Each application places distinct quality of service (QoS) constraints on the ... -
Quality of experience for spatial cognitive systems within multiple antenna scenarios
( IEEE , 2013 , Article)Multiple Input Multiple Output (MIMO) adds a new dimension, the spatial one, to be optimized in Cognitive Radio (CR) by offering service simultaneously to more than one user. In this paper, statistical optimization techniques ... -
Radio resource management in integrated wired/wireless LTE femtocell networks
( Springer , 2014 , Article)In this paper, radio resource management (RRM) in LTE femtocell networks is investigated in an integrated wired/wireless environment. In such a scenario, femtocell access points (FAPs) are assumed connected via wired links ...