research unit 1
 

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Raptopoulos, Christoforos    

Firstname:Christoforos 
Surname:Raptopoulos 
Email:raptopox@ceid.upatras.gr 
Institute:Research Academic Computer Technology Institute and University of Patras 
Homepage: 
Is RU1 member:NO 

53 publications (0 read)

22 Keywords relate to this author

Data Collection
Distributed Algorithms
Energy Eciency
Evolutionary dynamics
Fitness
Fixation probability
Hamiltonian cycle
Independent set
Intersection graphs
Markov chain
Mobility
Population structure
Potential function
Probabilistic methods
Radiation
Random Walks
Random graphs
Sensor Networks
Sink Mobility
Undirected graphs
Wireless Recharging
Wireless Sensor Networks




Publications as Author



2018

[RACTI-RU1-2018-14] Melissourgos, Themistoklis, Spirakis, Paul, Raptopoulos, Christoforos and Nikoletseas, Sotiris, Mutants and Residents with Di erent Connection Graphs in the Moran Process, in: LATIN 2018 proceedings, 2018.
 
[RACTI-RU1-2018-13] Nikoletseas, Sotiris, Raptis, Theofanis and Raptopoulos, Christoforos, Towards More Realistic Models for Wireless Power Transfer Algorithm Design, in: Towards More Realistic Models for Wireless Power Transfer Algorithm Design proceedings, 2018.
 

2017

[RACTI-RU1-2017-78] Christodoulou, George, Gairing, Martin, Nikoletseas, Sotiris, Spirakis, Paul and Raptopoulos, Christoforos, A 3-Player Protocol Preventing Persistence in Strategic Contention with Limited Feedback, in: SAGT 2017 proceedings, 2017.
 
[RACTI-RU1-2017-75] Madhja, Adelina, Nikoletseas, Sotiris, Raptis, Theofanis, Raptopoulos, Christoforos and Tsolovos, D., Peer-to-Peer Wireless Energy Transfer in Populations of Very Weak Mobile Nodes, in: 2017 IEEE Wireless Communications and Networking Conference Workshops (WCNCW), 2017.
 
[RACTI-RU1-2017-74] Katsidimas, Ioannis, Nikoletseas, Sotiris, Raptis, Theofanis and Raptopoulos, Christoforos, Efficient Algorithms for Power Maximization in the Vector Model for Wireless Energy Transfer., in: Proceedings of the 18th International Conference on Distributed Computing and Networking, Hyderabad, India, January 5-7, 2017. ACM 2017, ISBN 978-1-4503-4839-3, 2017.
 
[RACTI-RU1-2017-60] Katsidimas, Ioannis, Nikoletseas, Sotiris, Raptis, Theofanis and Raptopoulos, Christoforos, Efficient Algorithms for Power Maximization in the Vector Model for Wireless Energy Transfer, in: ICDCN 2017, 2017.
 
[RACTI-RU1-2017-59] Nikoletseas, Sotiris, Raptis, Theofanis and Raptopoulos, Christoforos, Towards more Realistic Models for Wireless Power Transfer Algorithm Design, in: DCOSS 2017, pages 191-198, 2017.
 
[RACTI-RU1-2017-58] Katsidimas, Ioannis, Nikoletseas, Sotiris, Raptis, Theofanis and Raptopoulos, Christoforos, An algorithmic study in the vector model for Wireless Power Transfer maximization, in: Pervasive and Mobile Computing, pages 108-123, 2017.
 
[RACTI-RU1-2017-57] Madhja, Adelina, Nikoletseas, Sotiris, Raptis, Theofanis, Raptopoulos, Christoforos and Tsolovos, D., Peer-to-Peer Wireless Energy Transfer in Populations of Very Weak Mobile Nodes, in: WCNC workshops, 2017.
 
[RACTI-RU1-2017-55] Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, On the Chromatic Number of Non-Sparse Random Intersection Graphs, in: Theory Comput. Syst., volume 60, number 1, pages 112-127, 2017.
 
[RACTI-RU1-2017-52] Nikoletseas, Sotiris, Raptis, Theofanis and Raptopoulos, Christoforos, Radiation-constrained algorithms for Wireless Energy Transfer in Ad hoc Networks, in: Computer Networks, volume 124, pages 1-10, 2017.
 
[RACTI-RU1-2017-51] Nikoletseas, Sotiris, Raptis, Theofanis and Raptopoulos, Christoforos, Wireless charging for weighted energy balance in populations of mobile peers, in: Ad Hoc Networks, volume 60, pages 1-10, 2017.
 
[RACTI-RU1-2017-35] Christodoulou, George, Gairing, Martin, Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, A 3-Player Protocol Preventing Persistence in Strategic Contention with Limited Feedback, in: Algorithmic Game Theory - 10th International Symposium, SAGT 2017, L'Aquila, Italy, September 12-14, 2017, Proceedings, pages 240-251, 2017. [DOI]
 
[RACTI-RU1-2017-18] Mertzios, George, Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, Determining majority in networks with local interactions and very small local memory, in: Distributed Computing, volume 30, number 1, pages 1-16, 2017. [DOI]
 
[RACTI-RU1-2017-15] Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, On the Chromatic Number of Non-Sparse Random Intersection Graphs, in: Theory of Computing Systems, volume 60, number 1, pages 112-127, 2017. [DOI]
 

2016

[RACTI-RU1-2016-51] Christodoulou, George, Gairing, Martin, Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, Strategic Contention Resolution with Limited Feedback, in: 24th Annual European Symposium on Algorithms, ESA 2016, August 22-24, 2016, Aarhus, Denmark, pages 30:1-30:16, 2016. [DOI]
 
[RACTI-RU1-2016-43] Mertzios, George, Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, Stably Computing Order Statistics with Arithmetic Population Protocols, in: 41st International Symposium on Mathematical Foundations of Computer Science, MFCS 2016, August 22-26, 2016 - Kraków, Poland, pages 68:1-68:14, 2016. [DOI]
 
[RACTI-RU1-2016-34] Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, Independent Sets in Random Intersection Graphs, in: Encyclopedia of Algorithms, pages 961-964, 2016. [DOI]
 
[RACTI-RU1-2016-25] Christodoulou, George, Gairing, Martin, Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, Strategic Contention Resolution with Limited Feedback, in: CoRR, volume abs/1606.06580, 2016.
 
[RACTI-RU1-2016-24] Madhja, Adelina, Nikoletseas, Sotiris, Raptopoulos, Christoforos and Tsolovos, D., Energy Aware Network Formation in Peer-to-Peer Wireless Power Transfer, in: Proceedings of the 19th ACM International Symposium on Modeling, Analysis and Simulation of Wireless and Mobile Systems (MSWiM), pages 43-50, Malta, 2016.
 
[RACTI-RU1-2016-23] Nikoletseas, Sotiris, Raptis, Theofanis and Raptopoulos, Christoforos, Energy Balance with Peer-to-Peer Wireless Charging, in: 13th IEEE International Conference on Mobile Ad hoc and Sensor Systems, Brasília, Brazil, (MASS 2016), pages 101-108, 13th IEEE International Conference on Mobile Ad hoc and Sensor Systems, Brasília, Brazil, (MASS 2016), 2016.
 
[RACTI-RU1-2016-22] Mertzios, George, Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, Stably Computing Order Statistics with Arithmetic Population Protocols, in: Proceedings of the 41th International Symposium on Mathematical Foundations of Computer Science (MFCS) 2016, Kraków, Poland, 2016.
 
[RACTI-RU1-2016-21] Nikoletseas, Sotiris, Raptis, Theofanis and Raptopoulos, Christoforos, Interactive Wireless Charging for Energy Balance, in: 36th IEEE International Conference on Distributed Computing Systems (ICDCS 2016), pages 262-270, 36th IEEE International Conference on Distributed Computing Systems (ICDCS 2016), 2016.
 
[RACTI-RU1-2016-20] Christodoulou, George, Gairing, Martin, Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, Strategic Contention Resolution with Limited Feedback, in: 24th European Symposium on Algorithms (ESA) 2016, 24th European Symposium on Algorithms (ESA) 2016, Aarhus, Denmark, 2016.
 
[RACTI-RU1-2016-18] Angelopoulos, Constantinos Marios, Nikoletseas, Sotiris, Patroumpa, Dimitra and Raptopoulos, Christoforos, Efficient collection of sensor data via a new accelerated random walk, in: Concurrency and Computation: Practice and Experience, volume 6, number 28, pages 1796-1811, 2016.
 

2015

[RACTI-RU1-2015-23] Nikoletseas, Sotiris, Panagopoulou, Panagiota, Raptopoulos, Christoforos and Spirakis, Paul, On the structure of equilibria in basic network formation, in: Theoretical Computer Science (TCS) Journal, number 590, pages 96-105, 2015.
 

2014

[RACTI-RU1-2014-43] Angelopoulos, Constantinos Marios, Nikoletseas, Sotiris, Raptis, Theofanis, Raptopoulos, Christoforos and Vasilakis, Filippos, Improving Sensor Network Performance with Wireless Energy Transfer, in: International Journal of Ad Hoc and Ubiquitous Computing, 2014.
 
[RACTI-RU1-2014-22] Mertzios, George, Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, Determining Majority in Networks with Local Intercations and very small Local Memory, in: 41st International Colloquium on Automata, Languages, and Programming - ICALP 2014, Copenhagen, Denmark, 2014.
 

2013

[RACTI-RU1-2013-21] Spirakis, Paul, Nikoletseas, Sotiris and Raptopoulos, Christoforos, A Guided Tour in Random Intersection Graphs, in: ICALP 2013, pages 29-35, 2013.
 
[RACTI-RU1-2013-20] Nikoletseas, Sotiris, Panagopoulou, Panagiota, Raptopoulos, Christoforos and Spirakis, Paul, On the Structure of Equilibria in Basic Network Formation, in: FCT 2013, pages 259-270, Liverpool, UK, 2013.
 
[RACTI-RU1-2013-17] Mertzios, George, Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, Natural models for evolution on networks, in: Theoretical Computer Science, volume 477, pages 76-95, 2013.
 

2012

[RACTI-RU1-2012-21] Nikoletseas, Sotiris, Patroumpa, Dimitra, Prasanna, Viktor and Raptopoulos, Christoforos, Radiation Awareness in Three-Dimensional Wireless Sensor Networks, in: Distributed Computing in Sensor Systems (DCOSS 2012), pages 176-185, 2012.
 
[RACTI-RU1-2012-15] Angelopoulos, Constantinos Marios, Nikoletseas, Sotiris, Raptis, Theofanis, Raptopoulos, Christoforos and Vasilakis, Filippos, Efficient energy management in wireless rechargeable sensor networks, in: 15th ACM International Symposium on Modeling, Analysis and Simulation of Wireless and Mobile Systems (IEEE MSWiM) 2012, pages 309-316, 15th ACM International Symposium on Modeling, Analysis and Simulation of Wireless and Mobile Systems (IEEE MSWiM) 2012, Paphos, Cyprus, 2012.
 
[RACTI-RU1-2012-12] Angelopoulos, Constantinos Marios, Nikoletseas, Sotiris, Patroumpa, Dimitra and Raptopoulos, Christoforos, Radiation-aware Data Propagation in Wireless Sensor Networks, in: MOBIWAC, pages 11-18, 10th ACM International Symposium on Mobility Management and Wireless Access (ACM MOBIWAC) 2012, Paphos, 2012.
 

2011

[RACTI-RU1-2011-72] Nikoletseas, Sotiris, Patroumpa, Dimitra, Raptopoulos, Christoforos and Rolim, Jose, Efficient Heuristics for Low Radiation Paths in Wireless Sensor Networks, in: 7th IEEE International Conference on Distributed Computing in Sensor Networks, pages 1-3, Springer Verlag, IEEE DCOSS 2011, 2011.
 
[RACTI-RU1-2011-71] Mertzios, George, Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, Natural Models for Evolution on Networks, in: 7th International Workshop on Internet & Network Economics, pages 290-301, Springer Verlag, WINE 2011, 2011.
 
[RACTI-RU1-2011-70] Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, Communication and security in random intersection graphs models, in: International Workshop on Data Security and Privacy in Wireless Networks, pages 1-6, D-SPAN 2011 - IEEE Press, 2011.
 
[RACTI-RU1-2011-68] Boukerche, Azzedine, Efstathiou, Dionysios, Nikoletseas, Sotiris and Raptopoulos, Christoforos, Close-to-optimal Energy Balanced Data Propagation via Limited, Local Network Density Information, in: 14th ACM International Symposium on Modeling, Analysis and Simulation of Wireless and Mobile Systems, ACM Press, MSWiM 2011, 2011.
 
[RACTI-RU1-2011-67] Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, Selected Combinatorial Properties of Random Intersection Graphs, Lecture Notes in Computer Science,, volume Algebraic Founda, pages 347-362, 2011.
 
[RACTI-RU1-2011-55] Angelopoulos, Constantinos Marios, Nikoletseas, Sotiris, Patroumpa, Dimitra and Raptopoulos, Christoforos, Work-in-progress: A new random walk for data collection in sensor networks, in: Distributed Computing in Sensor Systems and Workshops (DCOSS), pages 1-3, IEEE DCOSS 2011, Barcelona, Spain, 2011. [DOI]
 
[RACTI-RU1-2011-52] Angelopoulos, Constantinos Marios, Nikoletseas, Sotiris, Patroumpa, Dimitra and Raptopoulos, Christoforos, New Random Walk for Efficient Data Collection in Sensor Networks, in: 9th ACM international symposium on Mobility management and wireless access, ACM MOBIWAC 2011, Miami, USA, 2011. [DOI]
 
[RACTI-RU1-2011-49] Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, On the Independence Number and Hamiltonicity of Uniform Random Intersection Graphs, in: Theoretical Computer Science, volume 412, number 48, pages 6750-6760, 2011. [DOI]
 

2009

[RACTI-RU1-2009-104] Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, Combinatorial properties for efficient communication in distributed networks with local interactions, in: International Symposium on Parallel&Distributed Processing, Italy, 2009.
 
[RACTI-RU1-2009-53] Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, Colouring Non-Sparse Random Intersection Graphs, in: 34th International Symposium on Mathematical Foundations of Computer Science (MFCS 2009), Springer Verlag, High Tatras, Slovakia, 2009.
 

2007

[RACTI-RU1-2007-77] Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, The Second Eigenvalue of Random Walks on Symmetric Random Intersection Graphs, in: 2nd International Conference on Algebraic Informatics (CAI 2007), Lecture Notes in Computer Science (LNCS), pages 236-246, Springer Verlag, 2007. [DOI]
 
[RACTI-RU1-2007-28] Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, Large Independent Sets in General Random Intersection Graphs, in: Theoretical Computer Science (TCS), pages 215-224, 2007.
 
[RACTI-RU1-2007-16] Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, Expander Properties and the Cover Time of Random Intersection Graphs, in: International Symposium on Mathematical Foundations of Computer Science (MFCS 2007), pages 44-55, Springer Berlin / Heidelberg, Cesky Krumlov, CZech Republic, 2007.
 
[RACTI-RU1-2007-15] Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, The Second Eigenvalue of Random Walks on Symmetric Random Intersection Graphs, in: International Conference on Algebraic Informatics (CAI 2007), pages 236-246, Thessaloniki, Greece, 2007. [DOI]
 

2006

[RACTI-RU1-2006-6] Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, The Survival of the Weakest in Networks, in: 4th Workshop on Approximation and Online Algorithms (WAOA 2006), pages 316-329, 2006.
 
[RACTI-RU1-2006-5] Fotakis, Dimitris, Kontogiannis, Spyros, Panagopoulou, Panagiota, Raptopoulos, Christoforos and Spirakis, Paul, Algorithmic Issues in Coalitional and Dynamic Network Games, 2006.
 

2005

[RACTI-RU1-2005-4] Raptopoulos, Christoforos and Spirakis, Paul, Simple and Efficient Greedy Algorithms for Hamilton Cycles in Random Intersection Graphs, in: 16th Annual International Symposium on Algorithms and Computation (ISAAC 2005), pages 493-504, 2005.
 

2004

[RACTI-RU1-2004-45] Nikoletseas, Sotiris, Raptopoulos, Christoforos and Spirakis, Paul, The existence and Efficient Construction of Large Independent Sets in General Random Intersection Graphs, in: Theoretical Computer Science (TCS), volume 3142/2004, pages 1029-1040, ISSN 0302-9743, 2004. [DOI]
 
[RACTI-RU1-2004-10] Raptopoulos, Christoforos, Nikoletseas, Sotiris and Spirakis, Paul, The Existence and Efficient Construction of Large Independent Sets in General Random Intersection Graphs, in: 31st International Colloquium on Automata, Languages and Programming (ICALP 2004), pages 1029-1040, Turku, Finland, 2004.