S. Results and .. , 73 6.4.1 Amount of Relays and Opportunistic Nodes 73 6.4.2 Opportunistic Relaying (OpR) Evaluation 74 6.4.3 Cache-and-Forward (CaF) Evaluation, p.81

F. S. Vinícius, F. D. Mota, D. F. Cunha, . Macedo, M. S. José et al., Mobility Models and Tools in Opportunistic Networks: A Survey, Protocols Computer Communications, vol.48, pp.5-19, 2014.

M. Abid, T. Yahiya, and G. Pujolle, A Utility-based Handover Decision Scheme for Heterogeneous Wireless Networks, 2012 IEEE Consumer Communications and Networking Conference (CCNC), pp.650-654, 2012.
DOI : 10.1109/CCNC.2012.6180988

URL : https://hal.archives-ouvertes.fr/hal-01272940

E. Adamopoulou, K. Demestichas, A. Koutsorodi, and M. Theologou, Intelligent Access Network Selection in Heterogeneous Networks - Simulation Results, 2005 2nd International Symposium on Wireless Communication Systems, pp.1-6, 2006.
DOI : 10.1109/ISWCS.2005.1547704

E. Adar and B. A. Huberman, Free riding on Gnutella, First Monday, vol.5, issue.10, 2000.
DOI : 10.5210/fm.v5i10.792

B. Ager, F. Schneider, J. Kim, and A. Feldmann, Revisiting Cacheability in Times of User Generated Content, 2010 INFOCOM IEEE Conference on Computer Communications Workshops, pp.1-6, 2010.
DOI : 10.1109/INFCOMW.2010.5466667

I. Akyildiz, W. Su, Y. Sankarasubramaniam, C. , and E. , Wireless sensor networks: a survey, Computer Networks, vol.38, issue.4, pp.393-422, 2002.
DOI : 10.1016/S1389-1286(01)00302-4

I. F. Akyildiz, ¨. O. Akan, C. Chen, J. Fang, and W. Su, InterPlaNetary Internet: state-of-the-art and research challenges, Computer Networks, vol.43, issue.2, pp.75-112, 2003.
DOI : 10.1016/S1389-1286(03)00345-1

I. F. Akyildiz, D. Pompili, and T. Melodia, Underwater acoustic sensor networks: research challenges, Ad Hoc Networks, pp.257-279, 2005.
DOI : 10.1016/j.adhoc.2005.01.004

J. Andrews, H. Claussen, M. Dohler, S. Rangan, R. et al., Femtocells: Past, Present, and Future, IEEE Journal on Selected Areas in Communications, vol.30, issue.3, pp.497-508, 2012.
DOI : 10.1109/JSAC.2012.120401

A. Asadi and V. Mancuso, WiFi Direct and LTE D2D in action, 2013 IFIP Wireless Days (WD), 2013.
DOI : 10.1109/WD.2013.6686520

A. Balasubramanian, R. Mahajan, and A. Venkataramani, Augmenting mobile 3G using WiFi, Proceedings of the 8th international conference on Mobile systems, applications, and services, MobiSys '10, pp.209-222, 2010.
DOI : 10.1145/1814433.1814456

N. Balasubramanian, A. Balasubramanian, and A. Venkataramani, Energy consumption in mobile phones, Proceedings of the 9th ACM SIGCOMM conference on Internet measurement conference, IMC '09, pp.280-293, 2009.
DOI : 10.1145/1644893.1644927

M. V. Barbera, J. Stefa, A. C. Viana, M. D. De-amorim, and M. Boc, VIP delegation: Enabling VIPs to offload data in wireless social mobile networks, 2011 International Conference on Distributed Computing in Sensor Systems and Workshops (DCOSS), pp.1-8, 2011.
DOI : 10.1109/DCOSS.2011.5982141

URL : https://hal.archives-ouvertes.fr/hal-00653842

B. Abdesslem, F. Lindgren, and A. , Cacheability of YouTube videos in cellular networks, Proceedings of the 4th workshop on All things cellular: operations, applications, & challenges, AllThingsCellular '14, pp.53-58, 2014.
DOI : 10.1145/2627585.2627588

G. Bigwood and T. Henderson, IRONMAN: Using Social Networks to Add Incentives and Reputation to Opportunistic Networks, 2011 IEEE Third Int'l Conference on Privacy, Security, Risk and Trust and 2011 IEEE Third Int'l Conference on Social Computing, pp.65-72, 2011.
DOI : 10.1109/PASSAT/SocialCom.2011.60

S. Bowles and H. Gintis, Origins of human cooperation. In: Genetic and cultural evolution of cooperation, 2003.

L. Breslau, P. Cao, L. Fan, G. Phillips, and S. Shenker, Web caching and zipflike distributions: Evidence and implications, INFOCOM'99. Eighteenth Annual Joint Conference of the IEEE Computer and Communications Societies, pp.126-134, 1999.

S. Burleigh, A. Hooke, L. Torgerson, K. Fall, V. Cerf et al., Delay-tolerant networking: an approach to interplanetary Internet, IEEE Communications Magazine, vol.41, issue.6, pp.41128-136, 2003.
DOI : 10.1109/MCOM.2003.1204759

L. Buttyán, L. Dóra, M. Félegyházi, and I. Vajda, Barter trade improves message delivery in opportunistic networks, Ad Hoc Networks, pp.1-14, 2010.
DOI : 10.1016/j.adhoc.2009.02.005

V. Bychkovsky, B. Hull, A. Miu, H. Balakrishnan, and S. Madden, A measurement study of vehicular internet access using in situ Wi-Fi networks, Proceedings of the 12th annual international conference on Mobile computing and networking , MobiCom '06, pp.50-61, 2006.
DOI : 10.1145/1161089.1161097

A. Chaintreau, P. Hui, J. Scott, R. Gass, J. Crowcroft et al., Impact of Human Mobility on Opportunistic Forwarding Algorithms, IEEE Transactions on Mobile Computing, vol.6, issue.6, pp.606-620, 2007.
DOI : 10.1109/TMC.2007.1060

V. Chandrasekhar, J. Andrews, and A. Gatherer, Femtocell networks: a survey, IEEE Communications Magazine, vol.46, issue.9, pp.4659-67, 2008.
DOI : 10.1109/MCOM.2008.4623708

X. Chen, B. Proulx, X. Gong, and J. Zhang, Exploiting Social Ties for Cooperative D2D Communications: A Mobile Social Networking Case, IEEE/ACM Transactions on Networking, vol.23, issue.5, pp.1-1, 2014.
DOI : 10.1109/TNET.2014.2329956

Y. Chen, D. Towsley, E. M. Nahum, R. J. Gibbens, and Y. Lim, Characterizing 4g and 3g networks: Supporting mobility with multi-path tcp, 2012.

Z. Cheng, J. Caverlee, K. Lee, and D. Z. Sui, Exploring millions of footprints in location sharing services, Fifth International AAAI Conference on Weblogs and Social Media (ICWSM), 2011.

Y. Choi, C. Yoon, Y. Kim, S. W. Heo, and J. Silvester, The impact of application signaling traffic on public land mobile networks, IEEE Communications Magazine, vol.52, issue.1, pp.52166-172, 2014.
DOI : 10.1109/MCOM.2014.6710079

. Cisco, Global mobile data traffic forecast update, pp.2012-2017, 2013.

. Cisco, Global mobile data traffic forecast update, pp.2014-2019, 2015.

T. Clausen and P. Jacquet, Optimized link state routing protocol (olsr), 2003.
DOI : 10.17487/rfc3626

URL : https://hal.archives-ouvertes.fr/inria-00471712

. Crawdad, Crawdad. A Community Resource for Archiving Wireless Data At Dartmouth, 2013.

J. Crowcroft, R. Gibbens, F. Kelly, and S. , Modelling incentives for collaboration in mobile ad hoc networks, Performance Evaluation, vol.57, issue.4, pp.427-439, 2004.
DOI : 10.1016/j.peva.2004.03.003

URL : https://hal.archives-ouvertes.fr/inria-00466747

B. Deterding, S. Dixon, D. Khaled, R. Nacke, and L. , From game design elements to gamefulness, Proceedings of the 15th International Academic MindTrek Conference on Envisioning Future Media Environments, MindTrek '11, pp.9-15, 2011.
DOI : 10.1145/2181037.2181040

K. Doppler, M. Rinne, C. Wijting, C. Ribeiro, and K. Hugl, Device-todevice communication as an underlay to lte-advanced networks, Communications Magazine, issue.12, pp.4742-4791, 2009.

K. Doppler, C. Yu, C. B. Ribeiro, J. , and P. , Mode Selection for Device-To-Device Communication Underlaying an LTE-Advanced Network, 2010 IEEE Wireless Communication and Networking Conference, pp.1-6, 2010.
DOI : 10.1109/WCNC.2010.5506248

D. Easley and J. Kleinberg, Networks, crowds, and markets: Reasoning about a highly connected world, 2010.
DOI : 10.1017/CBO9780511761942

K. Fall, A delay-tolerant network architecture for challenged internets, Proceedings of the 2003 conference on Applications, technologies, architectures, and protocols for computer communications , SIGCOMM '03, pp.27-34, 2003.
DOI : 10.1145/863955.863960

F. H. Fitzek, J. Heide, M. V. Pedersen, and M. Katz, Implementation of network coding for social mobile clouds, Signal Processing Magazine, pp.30159-164, 2013.

H. Gao, C. Liu, W. Wang, J. Zhao, Z. Song et al., A survey of incentive mechanisms for participatory sensing, Communications Surveys Tutorials, issue.99, pp.1-1, 2015.

R. Gass and C. Diot, An Experimental Performance Comparison of 3G and Wi-Fi, Passive and Active Measurement, pp.71-80, 2010.
DOI : 10.1007/978-3-642-12334-4_8

V. Gazis, N. Houssos, N. Alonistioti, M. , and L. , On the complexity of "Always Best Connected" in 4G mobile networks, 2003 IEEE 58th Vehicular Technology Conference. VTC 2003-Fall (IEEE Cat. No.03CH37484), pp.2312-2316, 2003.
DOI : 10.1109/VETECF.2003.1285942

A. Ghosh, J. Zhang, J. G. Andrews, and R. Muhamed, Fundamentals of LTE, 2010.

F. Gil-castineira, F. Gonzalez-castano, and L. Franck, Extending vehicular can fieldbuses with delay-tolerant networks. Industrial Electronics, IEEE Transactions on, vol.55, issue.9, pp.3307-3314, 2008.

K. L. Haldar, H. Li, and D. P. Agrawal, A Cluster-Aware Soft Frequency Reuse scheme for inter-cell interference mitigation in LTE based femtocell networks, 2013 IEEE 14th International Symposium on "A World of Wireless, Mobile and Multimedia Networks" (WoWMoM), pp.1-6, 2013.
DOI : 10.1109/WoWMoM.2013.6583436

R. V. Hale, Wi-fi liability: Potential legal risks in accessing and operating wireless internet, p.543, 2004.

B. Han, P. Hui, V. Kumar, M. Marathe, J. Shao et al., Mobile Data Offloading through Opportunistic Communications and Social Participation, IEEE Transactions on Mobile Computing, vol.11, issue.5, pp.821-834, 2012.
DOI : 10.1109/TMC.2011.101

J. Han and C. Moraga, The influence of the sigmoid function parameters on the speed of backpropagation learning, From Natural to Artificial Neural Computation, pp.195-201, 1995.
DOI : 10.1007/3-540-59497-3_175

J. Huang, F. Qian, A. Gerber, Z. M. Mao, S. Sen et al., A close examination of performance and power characteristics of 4G LTE networks, Proceedings of the 10th international conference on Mobile systems, applications, and services, MobiSys '12, pp.225-238, 2012.
DOI : 10.1145/2307636.2307658

P. Hui, A. Chaintreau, J. Scott, R. Gass, J. Crowcroft et al., Pocket switched networks and human mobility in conference environments, Proceeding of the 2005 ACM SIGCOMM workshop on Delay-tolerant networking , WDTN '05, pp.244-251, 2005.
DOI : 10.1145/1080139.1080142

E. Jacquet-lagreze and J. Siskos, Assessing a set of additive utility functions for multicriteria decision-making, the UTA method, European Journal of Operational Research, vol.10, issue.2, pp.151-164, 1982.
DOI : 10.1016/0377-2217(82)90155-2

E. Kamenica, Behavioral Economics and Psychology of Incentives, Annual Review of Economics, vol.4, issue.1, pp.427-452, 2012.
DOI : 10.1146/annurev-economics-080511-110909

D. Katabi, M. Handley, R. , and C. , Congestion control for high bandwidthdelay product networks, Proceedings of the conference on applications, technologies , architectures, and protocols for computer communications (SIGCOMM), pp.89-102, 2002.

A. Keränen, J. Ott, and T. Kärkkäinen, The ONE simulator for DTN protocol evaluation, Proceedings of the Second International ICST Conference on Simulation Tools and Techniques, pp.1-55, 2009.
DOI : 10.4108/ICST.SIMUTOOLS2009.5674

M. Khabbaz, C. Assi, and W. Fawaz, Disruption-Tolerant Networking: A Comprehensive Survey on Recent Developments and Persisting Challenges, IEEE Communications Surveys & Tutorials, vol.14, issue.2, pp.1-34, 2011.
DOI : 10.1109/SURV.2011.041911.00093

G. Lampropoulos, N. I. Passas, L. F. Merakos, and A. Kaloxylos, Handover management architectures in integrated WLAN/cellular networks, IEEE Communications Surveys & Tutorials, vol.7, issue.4, pp.30-44, 2005.
DOI : 10.1109/COMST.2005.1593278

J. Lee and B. Hoh, Dynamic pricing incentive for participatory sensing, Pervasive and Mobile Computing, vol.6, issue.6, pp.693-708, 2010.
DOI : 10.1016/j.pmcj.2010.08.006

K. Lee, J. Lee, Y. Yi, I. Rhee, C. et al., Mobile data offloading: how much can WiFi deliver?, 6th International Conference on emerging Networking EXperiments and Technologies (CoNEXT), pp.1-2612, 2010.

D. K. Levine, Modeling Altruism and Spitefulness in Experiments, Review of Economic Dynamics, vol.1, issue.3, pp.593-622, 1998.
DOI : 10.1006/redy.1998.0023

X. Lin, J. G. Andrews, A. Ghosh, R. , and R. , An overview of 3GPP device-to-device proximity services, IEEE Communications Magazine, vol.52, issue.4, 2013.
DOI : 10.1109/MCOM.2014.6807945

V. Manfredi, M. Crovella, and J. Kurose, Understanding stateful vs stateless communication strategies for ad hoc networks, Proceedings of the 17th annual international conference on Mobile computing and networking, MobiCom '11, pp.313-324, 2011.
DOI : 10.1145/2030613.2030649

S. Marti, T. J. Giuli, K. Lai, and M. Baker, Mitigating routing misbehavior in mobile ad hoc networks, Proceedings of the 6th annual international conference on Mobile computing and networking , MobiCom '00, pp.255-265, 2000.
DOI : 10.1145/345910.345955

F. Martinez, C. Toh, J. Cano, C. Calafate, and P. Manzoni, A survey and comparative study of simulators for vehicular ad hoc networks (VANETs), Wireless Communications and Mobile Computing, vol.10, issue.2, pp.11813-828, 2011.
DOI : 10.1002/wcm.859

A. Mei and J. Stefa, SWIM: A Simple Model to Generate Small Mobile Worlds, IEEE INFOCOM 2009, The 28th Conference on Computer Communications, pp.2106-2113, 2009.
DOI : 10.1109/INFCOM.2009.5062134

J. V. Merwe, D. Dawoud, and S. Mcdonald, A survey on peer-to-peer key management for mobile ad hoc networks, ACM Computing Surveys, vol.39, issue.1, p.1, 2007.
DOI : 10.1145/1216370.1216371

J. Miao, O. Hasan, S. B. Mokhtar, L. Brunie, and K. Yim, An investigation on the unwillingness of nodes to participate in mobile delay tolerant network routing, International Journal of Information Management, vol.33, issue.2, pp.252-262, 2013.
DOI : 10.1016/j.ijinfomgt.2012.11.001

URL : https://hal.archives-ouvertes.fr/hal-01351700

H. Min, J. Lee, S. Park, H. , and D. , Capacity Enhancement Using an Interference Limited Area for Device-to-Device Uplink Underlaying Cellular Networks, IEEE Transactions on Wireless Communications, vol.10, issue.12, pp.3995-4000, 2011.
DOI : 10.1109/TWC.2011.100611.101684

V. F. Mota, F. D. Cunha, D. F. Macedo, J. M. Nogueira, and A. A. Loureiro, Protocols, mobility models and tools in opportunistic networks: A survey, Computer Communications, vol.48, pp.5-19, 2014.
DOI : 10.1016/j.comcom.2014.03.019

S. Mukherjee, Analysis of UE Outage Probability and Macrocellular Traffic Offloading for WCDMA Macro Network with Femto Overlay under Closed and Open Access, 2011 IEEE International Conference on Communications (ICC), pp.1-6, 2011.
DOI : 10.1109/icc.2011.5962616

J. Nash, Non-cooperative games, Annals of mathematics, pp.286-295, 1951.

Q. Nguyen-vuong, Y. Ghamri-doudane, and N. Agoulmine, On utility models for access network selection in wireless heterogeneous networks, NOMS 2008, 2008 IEEE Network Operations and Management Symposium, pp.144-151, 2008.
DOI : 10.1109/NOMS.2008.4575128

O. Ormond, J. Murphy, and G. Muntean, Utility-based Intelligent Network Selection in Beyond 3G Systems, 2006 IEEE International Conference on Communications, pp.1831-1836, 2006.
DOI : 10.1109/ICC.2006.254986

A. Osseiran, V. Braun, T. Hidekazu, P. Marsch, H. Schotten et al., The Foundation of the Mobile and Wireless Communications System for 2020 and Beyond: Challenges, Enablers and Technology Solutions, 2013 IEEE 77th Vehicular Technology Conference (VTC Spring), pp.2013-77, 2013.
DOI : 10.1109/VTCSpring.2013.6692781

B. Panagakis, A. Vaios, A. Stavrakakis, and I. , On the Effects of Cooperation in DTNs, 2007 2nd International Conference on Communication Systems Software and Middleware, pp.1-6, 2007.
DOI : 10.1109/COMSWA.2007.382571

J. Partan, J. Kurose, and B. N. Levine, A survey of practical issues in underwater networks, Underwater Networks, pp.17-24, 2006.

S. Paul, R. Yates, D. Raychaudhuri, and J. Kurose, The cache-and-forward network architecture for efficient mobile content delivery services in the future internet, 2008 First ITU-T Kaleidoscope Academic Conference, Innovations in NGN: Future Network and Services, pp.367-374, 2008.
DOI : 10.1109/KINGN.2008.4542289

C. Perkins and P. Bhagwat, Highly dynamic destination-sequenced distancevector routing (dsdv) for mobile computers, Proceedings of the conference on Communications architectures, protocols and applications, pp.234-244, 1994.

C. E. Perkins and E. M. Royer, Ad-hoc on-demand distance vector routing, proceedings of the 2nd IEEE Workshop on Mobile Computing Systems and Applications, pp.90-100, 1999.
DOI : 10.1109/mcsa.1999.749281

URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=

J. Qiao, X. S. Shen, J. W. Mark, Q. Shen, Y. He et al., Enabling device-to-device communications in millimeter-wave 5G cellular networks, IEEE Communications Magazine, vol.53, issue.1, pp.53209-215, 2015.
DOI : 10.1109/MCOM.2015.7010536

M. Ramadas, S. Burleigh, and S. Farrell, Licklider transmission protocol specification, 2008.
DOI : 10.17487/rfc5326

S. Reddy, D. Estrin, M. Hansen, and M. Srivastava, Examining micropayments for participatory sensing data collections, Proceedings of the 12th ACM International Conference on Ubiquitous Computing, Ubicomp '10, pp.33-36, 2010.

S. Sesia, I. Toufik, and M. Baker, LTE: the UMTS long term evolution, 2009.
DOI : 10.1002/9780470742891

S. Sinha and R. K. Pan, How a hit is born: The emergence of popularity from the dynamics of collective choice. Econophysics and Sociophysics: Trends and Perspectives, pp.417-447, 2006.

R. W. Sinnott, Virtues of the haversine, Sky and Telescope, vol.68, issue.2, p.159, 1984.

T. Small and Z. Haas, The shared wireless infostation model, Proceedings of the 4th ACM international symposium on Mobile ad hoc networking & computing , MobiHoc '03, pp.233-244, 2003.
DOI : 10.1145/778415.778443

P. Tournoux, J. Leguay, F. Benbadis, V. Conan, M. De-amorim et al., The Accordion Phenomenon: Analysis, Characterization, and Impact on DTN Routing, IEEE INFOCOM 2009, The 28th Conference on Computer Communications, pp.1116-1124, 2009.
DOI : 10.1109/INFCOM.2009.5062024

URL : https://hal.archives-ouvertes.fr/hal-01295162

E. Triantaphyllou and S. H. Mann, An examination of the effectiveness of multi-dimensional decision-making methods: A decision-making paradox, Decision Support Systems, vol.5, issue.3, pp.303-312, 1989.
DOI : 10.1016/0167-9236(89)90037-7

D. Tsolkas, E. Liotou, N. Passas, M. , and L. , Enabling D2D communications in LTE networks, 2013 IEEE 24th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC), pp.2846-2850, 2013.
DOI : 10.1109/PIMRC.2013.6666632

L. Valerio, F. B. Abdesslemy, A. Lindgreny, R. Bruno, A. Passarella et al., Offloading cellular traffic with opportunistic networks: a feasibility study, 2015 14th Annual Mediterranean Ad Hoc Networking Workshop (MED-HOC-NET), pp.1-8, 2015.
DOI : 10.1109/MedHocNet.2015.7173296

S. J. Vaughan-nichols, Achieving wireless broadband with WiMax, Computer, vol.37, issue.6, pp.10-13, 2004.
DOI : 10.1109/MC.2004.1266286

J. Von-neumann and O. Morgenstern, The Theory of Games and Economic Behavior, 1953.

R. Wang, T. Taleb, A. Jamalipour, and B. Sun, Protocols for reliable data transport in space internet, IEEE Communications Surveys & Tutorials, vol.11, issue.2, pp.21-32, 2009.
DOI : 10.1109/SURV.2009.090203

L. Wei, Z. Cao, and H. Zhu, MobiGame: A User-Centric Reputation Based Incentive Protocol for Delay/Disruption Tolerant Networks, 2011.

K. Werbach and D. Hunter, For the win: How game thinking can revolutionize your business, 2012.

J. Whitbeck, Y. Lopez, J. Leguay, V. Conan, and M. Amorim, Push-and-track: Saving infrastructure bandwidth through opportunistic forwarding, Pervasive and Mobile Computing, vol.8, issue.5, pp.682-697, 2012.
DOI : 10.1016/j.pmcj.2012.02.001

URL : https://hal.archives-ouvertes.fr/hal-01154476

D. Yang, G. Xue, X. Fang, and J. Tang, Crowdsourcing to smartphones, Proceedings of the 18th annual international conference on Mobile computing and networking, Mobicom '12, pp.173-184, 2012.
DOI : 10.1145/2348543.2348567

C. Yu, K. Doppler, C. B. Ribeiro, and O. Tirkkonen, Resource sharing optimization for device-to-device communication underlaying cellular networks, Wireless Communications IEEE Transactions on, issue.8, pp.102752-2763, 2011.

S. Zhang, J. Wu, Z. Qian, L. , and S. , MobiCache: Cellular traffic offloading leveraging cooperative caching in mobile social networks, Computer Networks, vol.83, issue.0, pp.184-198, 2015.
DOI : 10.1016/j.comnet.2015.03.011

Z. Zhang, Routing in intermittently connected mobile ad hoc networks and delay tolerant networks: overview and challenges, IEEE Communications Surveys & Tutorials, vol.8, issue.1, pp.24-37, 2006.
DOI : 10.1109/COMST.2006.323440

X. Zhuo, W. Gao, G. Cao, and S. Hua, An incentive framework for cellular traffic offloading. Mobile Computing, IEEE Transactions on, vol.13, issue.3, pp.541-555, 2014.