Filters








5,608 Hits in 6.7 sec

Analyzing the longitudinal impact of proximity, location, and personality on smartphone usage

Lei Meng, Shu Liu, Aaron Striegel
2014 Computational Social Networks  
Methods: In this paper, we leverage the unique characteristics of the NetSense study, a longitudinal study covering three years of a large cohort of smartphone users, to demonstrate how proximity, location  ...  We analyze the longitudinal impact of proximity density, personality, and location on smartphone traffic consumption.  ...  This work was supported in part by the National Science Foundation through grant IIS-0968529 and Google. Received: 1 July 2014 Accepted: 10 September 2014  ... 
doi:10.1186/s40649-014-0006-z fatcat:eb7pivpi6fahdexltz3wvnyzoq

Social Networks in Emergency Response [chapter]

Dashun Wang, Yu-Ru Lin, James P. Bagrow
2014 Encyclopedia of Social Network Analysis and Mining  
Leveraging their presence to assist in emergency response has great potential to save lives. Here we review two recent papers focused on mobile phones and emergencies.  ...  Mobile Phones and Disasters They found that emergencies trigger a sharp spike in call activity (number of outgoing calls and text messages) in the physical proximity of the event, confirming that mobile  ... 
doi:10.1007/978-1-4614-6170-8_293 fatcat:wjrbhfifk5ahjlszhv4x7uq5qy

When IPs Fly

John P. Rula, Fabian E. Bustamante, David R. Choffnes
2016 Proceedings of the 17th International Workshop on Mobile Computing Systems and Applications - HotMobile '16  
can leverage the past two decades of mobile networking research.  ...  Through preliminary measurements on existing in-flight Internet communication systems, we show that existing in-flight connectivity achieves order of magnitude higher throughput and lower latency than  ...  This has been leveraged in recently tested updated landing protocols showing savings of 40 to 70 gallons of fuel per landing and an increase in runway capacity of 15% [3] .  ... 
doi:10.1145/2873587.2873605 dblp:conf/wmcsa/RulaBC16 fatcat:46us375tkbf2tlovozgwafjbzm

Device-to-Device Communications for 5G Internet of Things

L. Militano, G. Araniti, M. Condoluci, I. Farris, A. Iera
2015 EAI Endorsed Transactions on Internet of Things  
In this paper, we thoroughly discuss the added-value features introduced by cellular/noncellular D2D communications and its potential in efficiently fulfilling IoT requirements in 5G networks.  ...  State-of-the-art solutions, enabling radio technologies, and current standardization activities for D2D communications are surveyed and their pros and cons with reference to manifold IoT use cases pointed  ...  support for group IoT communication, by optionally leveraging on proximity communications to reduce energy consumption and traffic congestion.  ... 
doi:10.4108/eai.26-10-2015.150598 fatcat:ulueehvhqndtjjfxj44ec26cca

Enhancing Indoor IoT Communication with Visible Light and Ultrasound

Michael Haus, Aaron Yi Ding, Qing Wang, Juhani Toivonen, Leonardo Tonetto, Sasu Tarkoma, Jorg Ott
2019 ICC 2019 - 2019 IEEE International Conference on Communications (ICC)  
In addition, we show the efficacy of our communication modules by applying them in a practical indoor IoT scenario to realize secure IoT group communication.  ...  To tackle these issues, one promising direction is to leverage the physical proximity of communicating devices and inter-device communication to achieve low latency, bandwidth efficiency, a nd r esilient  ...  In this respect, edge computing is one important development, which leverages the physical proximity of communicating devices to establish short communication paths.  ... 
doi:10.1109/icc.2019.8762001 dblp:conf/icc/HausDWTTTO19 fatcat:g74f6dwavjcipbes2cqr3wbsvq

Latest trends in telecommunication standards

Xavier Costa-Pérez, Andreas Festag, Hans-Joerg Kolbe, Juergen Quittek, Stefan Schmid, Martin Stiemerling, Joerg Swetina, Hans van der Veen
2013 Computer communication review  
In this paper we review the current activities in some of the most relevant standardization bodies in the area of communication networks: 3GPP, IEEE 802.11, BBF, IETF, ONF, ETSI ISG NFV, oneM2M and ETSI  ...  Major innovations being developed in these bodies are summarized describing the most disruptive directions taken and expected to have a remarkable impact in future networks.  ...  Proximity based services (ProSe): This study collects use cases and creates a set of potential requirements for operator network controlled discovery and communications between UEs that are in proximity  ... 
doi:10.1145/2479957.2479968 fatcat:gjyngsmkorb5xi5y4tsnyweoxy

Towards low-latency and ultra-reliable vehicle-to-vehicle communication

Muhammad Ikram Ashraf, Chen-Feng Liu, Mehdi Bennis, Walid Saad
2017 2017 European Conference on Networks and Communications (EuCNC)  
In this paper, a novel proximity and quality-of-service (QoS)-aware resource allocation for V2V communication is proposed.  ...  The proposed approach exploits the spatial-temporal aspects of vehicles in terms of their physical proximity and traffic demands, to minimize the total transmission power while considering queuing latency  ...  As shown in Fig. 1 , four buildings with 100 m breadth are deployed and spaced by two lanes for bi-directional traffic mobility. Vehicles travel along defined roads with an average speed of 50 km/h.  ... 
doi:10.1109/eucnc.2017.7980743 dblp:conf/eucnc/AshrafLBS17 fatcat:y6oeen62fndangirpafcjyylze

Towards Low-Latency and Ultra-Reliable Vehicle-to-Vehicle Communication [article]

Muhammad Ikram Ashraf, Chen-Feng Liu, Mehdi Bennis, Walid Saad
2017 arXiv   pre-print
In this paper, a novel proximity and quality-of-service (QoS)-aware resource allocation for V2V communication is proposed.  ...  The proposed approach exploits the spatial-temporal aspects of vehicles in terms of their physical proximity and traffic demands, to minimize the total transmission power while considering queuing latency  ...  As shown in Fig. 1 , four buildings with 100 m breadth are deployed and spaced by two lanes for bi-directional traffic mobility. Vehicles travel along defined roads with an average speed of 50 km/h.  ... 
arXiv:1704.06894v2 fatcat:gicp5ahsefhmhpbwuo7ng5ov5m

Rado: A Randomized Auction Approach for Data Offloading via D2D Communication

Yifei Zhu, Jingjie Jiang, Bo Li, Baochun Li
2015 2015 IEEE 12th International Conference on Mobile Ad Hoc and Sensor Systems  
Given the common interest of mobile users, Device-to-Device (D2D) communication has emerged as a promising solution to offload cellular traffic and enable proximity-based services.  ...  One of the main detriments for D2D communication is the lack of incentive for mobile users to share their content, since such sharing inevitably consumes limited resources and potentially jeopardizes user  ...  Global mobile data traffic increased by 81 percent in 2013 and is expected to surpass 15 Exabyte by 2018 [1] .  ... 
doi:10.1109/mass.2015.83 dblp:conf/mass/ZhuJ0L15 fatcat:foo6tzaravfarnz2eroergpggi

Purposing AAL to an Aging Population: AAW (Walking), AAD (Driving) and the IoV (Internet of Vehicles)

Ciaran Mc Goldrick, R. Vince Rabsatt, Mario Gerla
2015 2015 IEEE Globecom Workshops (GC Wkshps)  
In this work we postulate that vehicles have a previously unexplored role to play in driving widespread acceptance, and adoption, of mobile cloud, IoT and AAL principles, concepts and systems.  ...  to enhance and support our daily existences (Ambient Assisted Living), makes "realizing tomorrows potential difficult.  ...  Message propagation can be realized by the use of the Cooperative Awareness Message.  ... 
doi:10.1109/glocomw.2015.7414192 dblp:conf/globecom/GoldrickRG15 fatcat:jg67kt3oejcy7h3m5jtmlaotie

Using predictable mobility patterns to support scalable and secure MANETs of handheld devices

David R. Bild, Yue Liu, Robert P. Dick, Z. Morley Mao, Dan S. Wallach
2011 Proceedings of the sixth international workshop on MobiArch - MobiArch '11  
Mobile ad-hoc networks of wireless devices (MANETs) hold the promise of providing network services without traditional infrastructures that could fall victim to manipulation and censorship.  ...  We suggest tailoring MANETs to particular classes of application and leveraging application-specific properties to increase scalability.  ...  (2) People frequently communicate with relatively small groups of contacts in close geographic proximity [6] , implying a short average link length, which improves scaling properties.  ... 
doi:10.1145/1999916.1999921 fatcat:un6wr52mcjgehahm4jyv4ek4oq

DRAP: A decentralized public resourced cloudlet for Ad-hoc networks

Radhika Agarwal, Amiya Nayak
2015 2015 IEEE 4th International Conference on Cloud Networking (CloudNet)  
We achieve this by leveraging the concept of virtual dominating set to create an overlay in the broads of the network and distribute the responsibilities in hosting a cloudlet server.  ...  We propose a scheme that constructs a high-performance de-centralized system by a group of volunteer mobile devices which come together to form a resourceful unit (cloudlet).  ...  A key feature to be noted in this group is the proximity of nodes.  ... 
doi:10.1109/cloudnet.2015.7335327 dblp:conf/cloudnet/AgarwalN15 fatcat:kwfouzorhvbzdk6y5kfxgyhrme

Impact of Over the Top (OTT) Services on Telecom Service Providers

Joshi Sujata, Sarkar Sohag, Dewan Tanu, Dharmani Chintan, Purohit Shubham, Gandhi Sumit
2015 Indian Journal of Science and Technology  
But while telcos had been quick to react to previous game changing developments such as the internet explosion and the emergence of cellular mobile communications in the 1990s, they seem to have been caught  ...  Their impact on mobile data traffic and telco data revenue is also areas that have been acknowledged as critical points for consideration.  ...  Increased usage of over the top services has reduced the growth rate in voice usage which grew by a meager 0.6% YoY, while messaging traffic declined to 153 Cost, Convenience, Communication (Social propensity  ... 
doi:10.17485/ijst/2015/v8is4/62238 fatcat:e73jga2arfhjjazfnyqwykfmye

SRB: A Selective Reliable Broadcast protocol for safety applications in VANETs

Anna Maria Vegni, Alessio Stramacci, Enrico Natalizio
2012 2012 International Conference on Selected Topics in Mobile and Wireless Networking  
In this paper we present a novel vehicular communication protocol, which aims to reduce the effect of broadcast storm problem in VANETs.  ...  When the traffic density is above a certain value (e.g., when vehicles are in congested traffic scenarios), one of the most serious problems is the increase of packet collisions and medium contentions  ...  In [12] , Gunter et al. take into account mobility during cluster collision, and a cluster-head vehicle is that one with the lowest relative mobility and closest proximity to its neighbors.  ... 
doi:10.1109/icost.2012.6271297 fatcat:fptjhugjb5blxdlpx2qqa22onu

Forwarder smart selection protocol for limitation of broadcast storm problem

Anna Maria Vegni, Enrico Natalizio
2015 Journal of Network and Computer Applications  
In high congested traffic scenarios, the increase of packet collisions and medium contentions among vehicles, affects the intervehicular communications and causes a degradation of Quality-of-Service (QoS  ...  The limitation of the broadcast storm problem, as provided by SRB, is expressed in terms of a reduction of number of next-hop forwarders.  ...  In [15] , Gunter et al. take into account mobility during cluster collision, and a cluster-head vehicle is that one with the lowest relative mobility and closest proximity to its neighbors.  ... 
doi:10.1016/j.jnca.2014.08.009 fatcat:jwpjrdfzwzbcrbefvsoubtsfrq
« Previous Showing results 1 — 15 out of 5,608 results