Christoforos L. Raptopoulos

Publication Activity (10 Years)

Years Active: 2004-2024
Publications (10 Years): 47

Top Topics

Communication Networks

Simple Temporal

Top Venues

J. Comput. Syst. Sci.

Publications

George B. Mertzios, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Brief Announcement: On the Existence of δ-Temporal Cliques in Random Simple Temporal Graphs. SAND (2024)
George B. Mertzios, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
On the existence of δ-temporal cliques in random simple temporal graphs. CoRR (2024)
Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
MAX CUT in Weighted Random Intersection Graphs and Discrepancy of Sparse Random Set Systems. Algorithmica 85 (9) (2023)
Paul G. Spirakis, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos
Selected Combinatorial Problems Through the Prism of Random Intersection Graphs Models. CIAC (2023)
Filippos Christodoulou, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
A Spectral Algorithm for Finding Maximum Cliques in Dense Random Intersection Graphs. SOFSEM (2023)
Pantelis Tzamalis, Andreas Bardoutsos, Dimitris Markantonatos, Christoforos L. Raptopoulos, Sotiris E. Nikoletseas, Xenophon Aggelides, Nikos Papadopoulos
End-to-end Gesture Recognition Framework for the Identification of Allergic Rhinitis Symptoms. DCOSS (2022)
Themistoklis Melissourgos, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
An extension of the Moran process using type-specific connection graphs. J. Comput. Syst. Sci. 124 (2022)
Filippos Christodoulou, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
A spectral algorithm for finding maximum cliques in dense random intersection graphs. CoRR (2022)
Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
MAX CUT in Weighted Random Intersection Graphs and Discrepancy of Sparse Random Set Systems. ISAAC (2021)
Sotiris E. Nikoletseas, Theofanis P. Raptis, Christoforos L. Raptopoulos
Radiation-constrained algorithms for Wireless Energy Transfer in Ad hoc Networks. CoRR (2021)
Eleni C. Akrida, George B. Mertzios, Paul G. Spirakis, Christoforos L. Raptopoulos
The temporal explorer who returns to the base. J. Comput. Syst. Sci. 120 (2021)
Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Maximum cliques in graphs with small intersection number and random intersection graphs. Comput. Sci. Rev. 39 (2021)
Sotiris E. Nikoletseas, Theofanis P. Raptis, Christoforos L. Raptopoulos
Wireless charging for weighted energy balance in populations of mobile peers. CoRR (2021)
Ioannis Katsidimas, Sotiris E. Nikoletseas, Theofanis P. Raptis, Christoforos L. Raptopoulos
An algorithmic study in the vector model for Wireless Power Transfer maximization. CoRR (2021)
Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
MAX CUT in Weighted Random Intersection Graphs and Discrepancy of Sparse Random Set Systems. CoRR (2020)
Eleni C. Akrida, George B. Mertzios, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis, Viktor Zamaraev
How fast can we reach a target vertex in stochastic temporal graphs? J. Comput. Syst. Sci. 114 (2020)
Xenophon Aggelides, Andreas Bardoutsos, Sotiris E. Nikoletseas, Nikos Papadopoulos, Christoforos L. Raptopoulos, Pantelis Tzamalis
A Gesture Recognition approach to classifying Allergic Rhinitis gestures using Wrist-worn Devices : a multidisciplinary case study. DCOSS (2020)
Konstantinos Papalamprou, Christoforos L. Raptopoulos
Balance in random signed intersection graphs. Australas. J Comb. 75 (2019)
Eleni C. Akrida, George B. Mertzios, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis, Viktor Zamaraev
How fast can we reach a target vertex in stochastic temporal graphs? CoRR (2019)
Gabriel Filios, Adelina Madhja, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos
Characteristic Models and Algorithmic Methods for Efficient Electromagnetic Radiation Control in Wirelessly Powered Adhoc Communication Networks. DCOSS (2019)
Eleni C. Akrida, George B. Mertzios, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis, Viktor Zamaraev
How Fast Can We Reach a Target Vertex in Stochastic Temporal Graphs? ICALP (2019)
Ioannis Katsidimas, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos
Power Efficient Algorithms for Wireless Charging under Phase Shift in the Vector Model. DCOSS (2019)
Gabriel Filios, Adelina Madhja, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos
On Electromagnetic Radiation Control for Wireless Power Transfer in Adhoc Communication Networks: Key Issues and Challenges. IEEE Access 7 (2019)
Themistoklis Melissourgos, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Mutants and Residents with Different Connection Graphs in the Moran Process. LATIN (2018)
Sotiris E. Nikoletseas, Theofanis P. Raptis, Christoforos L. Raptopoulos
Wireless charging for weighted energy balance in populations of mobile peers. Ad Hoc Networks 60 (2017)
George Christodoulou, Martin Gairing, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
A 3-Player Protocol Preventing Persistence in Strategic Contention with Limited Feedback. SAGT (2017)
George Christodoulou, Martin Gairing, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul (Pavlos) Spirakis
A 3-player protocol preventing persistence in strategic contention with limited feedback. CoRR (2017)
Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
On the Chromatic Number of Non-Sparse Random Intersection Graphs. Theory Comput. Syst. 60 (1) (2017)
Ioannis Katsidimas, Sotiris E. Nikoletseas, Theofanis P. Raptis, Christoforos L. Raptopoulos
An algorithmic study in the vector model for Wireless Power Transfer maximization. Pervasive Mob. Comput. 42 (2017)
Sotiris E. Nikoletseas, Theofanis P. Raptis, Christoforos L. Raptopoulos
Radiation-constrained algorithms for Wireless Energy Transfer in Ad hoc Networks. Comput. Networks 124 (2017)
George B. Mertzios, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Determining majority in networks with local interactions and very small local memory. Distributed Comput. 30 (1) (2017)
Themistoklis Melissourgos, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Mutants and Residents with Different Connection Graphs in the Moran Process. CoRR (2017)
Adelina Madhja, Sotiris E. Nikoletseas, Theofanis P. Raptis, Christoforos L. Raptopoulos, Dimitrios Tsolovos
Peer-to-Peer Wireless Energy Transfer in Populations of Very Weak Mobile Nodes. WCNC Workshops (2017)
Sotiris E. Nikoletseas, Theofanis P. Raptis, Christoforos L. Raptopoulos
Towards more Realistic Models for Wireless Power Transfer Algorithm Design. DCOSS (2017)
Ioannis Katsidimas, Sotiris E. Nikoletseas, Theofanis P. Raptis, Christoforos L. Raptopoulos
Efficient Algorithms for Power Maximization in the Vector Model for Wireless Energy Transfer. ICDCN (2017)
George Christodoulou, Martin Gairing, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Strategic Contention Resolution with Limited Feedback. CoRR (2016)
Sotiris E. Nikoletseas, Theofanis P. Raptis, Christoforos L. Raptopoulos
Energy Balance with Peer-to-Peer Wireless Charging. MASS (2016)
Sotiris E. Nikoletseas, Theofanis P. Raptis, Christoforos L. Raptopoulos
Interactive Wireless Charging for Energy Balance. ICDCS (2016)
George Christodoulou, Martin Gairing, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Strategic Contention Resolution with Limited Feedback. ESA (2016)
Sotiris E. Nikoletseas, Theofanis P. Raptis, Christoforos L. Raptopoulos
Interactive Wireless Charging for Weighted Energy Balance. DCOSS (2016)
Adelina Madhja, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Dimitrios Tsolovos
Energy Aware Network Formation in Peer-to-Peer Wireless Power Transfer. MSWiM (2016)
George B. Mertzios, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Stably Computing Order Statistics with Arithmetic Population Protocols. MFCS (2016)
Constantinos Marios Angelopoulos, Sotiris E. Nikoletseas, Dimitra Patroumpa, Christoforos L. Raptopoulos
Efficient collection of sensor data via a new accelerated random walk. Concurr. Comput. Pract. Exp. 28 (6) (2016)
Sotiris E. Nikoletseas, Panagiota N. Panagopoulou, Christoforos L. Raptopoulos, Paul G. Spirakis
On the structure of equilibria in basic network formation. Theor. Comput. Sci. 590 (2015)
Constantinos Marios Angelopoulos, Sotiris E. Nikoletseas, Theofanis P. Raptis, Christoforos L. Raptopoulos, Filippos Vasilakis
Improving sensor network performance with wireless energy transfer. Int. J. Ad Hoc Ubiquitous Comput. 20 (3) (2015)
Sotiris E. Nikoletseas, Christoforos L. Raptopoulos
On Some Combinatorial Properties of Random Intersection Graphs. Algorithms, Probability, Networks, and Games (2015)
Sotiris E. Nikoletseas, Theofanis P. Raptis, Christoforos L. Raptopoulos
Low Radiation Efficient Wireless Energy Transfer in Wireless Distributed Systems. ICDCS (2015)
George B. Mertzios, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Determining Majority in Networks with Local Interactions and Very Small Local Memory. ICALP (1) (2014)
George B. Mertzios, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Determining Majority in Networks with Local Interactions and very Small Local Memory. CoRR (2014)
George B. Mertzios, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Natural models for evolution on networks. Theor. Comput. Sci. 477 (2013)
Paul G. Spirakis, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos
A Guided Tour in Random Intersection Graphs. ICALP (2) (2013)
Sotiris E. Nikoletseas, Panagiota N. Panagopoulou, Christoforos L. Raptopoulos, Paul G. Spirakis
On the Structure of Equilibria in Basic Network Formation. FCT (2013)
Sotiris E. Nikoletseas, Panagiota N. Panagopoulou, Christoforos L. Raptopoulos, Paul G. Spirakis
On the Structure of Equilibria in Basic Network Formation. CoRR (2013)
Sotiris E. Nikoletseas, Dimitra Patroumpa, Viktor K. Prasanna, Christoforos L. Raptopoulos, José D. P. Rolim
Radiation Awareness in Three-Dimensional Wireless Sensor Networks. DCOSS (2012)
Azzedine Boukerche, Dionysios Efstathiou, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos
Exploiting limited density information towards near-optimal energy balanced data propagation. Comput. Commun. 35 (18) (2012)
Vasiliki Liagkou, George Metakides, Apostolos Pyrgelis, Christoforos L. Raptopoulos, Paul G. Spirakis, Yannis C. Stamatiou
Privacy Preserving Course Evaluations in Greek Higher Education Institutes: An e-Participation Case Study with the Empowerment of Attribute Based Credentials. APF (2012)
Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Maximum Cliques in Graphs with Small Intersection Number and Random Intersection Graphs. MFCS (2012)
Constantinos Marios Angelopoulos, Sotiris E. Nikoletseas, Dimitra Patroumpa, Christoforos L. Raptopoulos
Radiation-aware data propagation in wireless sensor networks. MOBIWAC (2012)
Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Maximum Cliques in Graphs with Small Intersection Number and Random Intersection Graphs CoRR (2012)
Constantinos Marios Angelopoulos, Sotiris E. Nikoletseas, Theofanis P. Raptis, Christoforos L. Raptopoulos, Filippos Vasilakis
Efficient energy management in wireless rechargeable sensor networks. MSWiM (2012)
Constantinos Marios Angelopoulos, Sotiris E. Nikoletseas, Dimitra Patroumpa, Christoforos L. Raptopoulos
Work-in-progress: A new random walk for data collection in sensor networks. DCOSS (2011)
Sotiris E. Nikoletseas, Dimitra Patroumpa, Christoforos L. Raptopoulos, José D. P. Rolim
Work-in-progress: Efficient heuristics for low radiation paths in wireless sensor networks. DCOSS (2011)
Constantinos Marios Angelopoulos, Sotiris E. Nikoletseas, Dimitra Patroumpa, Christoforos L. Raptopoulos
A new random walk for efficient data collection in sensor networks. MOBIWAC (2011)
George B. Mertzios, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Natural Models for Evolution on Networks. WINE (2011)
Azzedine Boukerche, Dionysios Efstathiou, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos
Close-to-optimal energy balanced data propagation via limited, local network density information. MSWiM (2011)
Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Communication and security in random intersection graphs models. WOWMOM (2011)
Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
On the independence number and Hamiltonicity of uniform random intersection graphs. Theor. Comput. Sci. 412 (48) (2011)
George B. Mertzios, Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Natural Models for Evolution on Networks CoRR (2011)
Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Selected Combinatorial Properties of Random Intersection Graphs. Algebraic Foundations in Computer Science (2011)
Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Colouring Non-sparse Random Intersection Graphs. MFCS (2009)
Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Expander properties and the cover time of random intersection graphs. Theor. Comput. Sci. 410 (50) (2009)
Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Combinatorial properties for efficient communication in distributed networks with local interactions. IPDPS (2009)
Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
The survival of the weakest in networks. Comput. Math. Organ. Theory 15 (2) (2009)
Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Large independent sets in general random intersection graphs. Theor. Comput. Sci. 406 (3) (2008)
Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
The Second Eigenvalue of Random Walks On Symmetric Random Intersection Graphs. CAI (2007)
Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
Expander Properties and the Cover Time of Random Intersection Graphs. MFCS (2007)
Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
The Survival of the Weakest in Networks. WAOA (2006)
Christoforos L. Raptopoulos, Paul G. Spirakis
Simple and Efficient Greedy Algorithms for Hamilton Cycles in Random Intersection Graphs. ISAAC (2005)
Sotiris E. Nikoletseas, Christoforos L. Raptopoulos, Paul G. Spirakis
The Existence and Efficient Construction of Large Independent Sets in General Random Intersection Graphs. ICALP (2004)