Helio Waldman

Publication Activity (10 Years)

Years Active: 1981-2023
Publications (10 Years): 15

Top Topics

Routing And Wavelength Assignment

Optical Networks

Theoretic Framework

Flexible Manipulator

Top Venues

IEEE Trans. Netw. Serv. Manag.

Publications

Alexandra A. de Souza, Danilo Candido de Almeida, Thiago S. Barcelos, Rodrigo Campos Bortoletto, Roberto Muñoz, Helio Waldman, Miguel Angelo Goes, Leandro Augusto da Silva
Simple hemogram to support the decision-making of COVID-19 diagnosis using clusters analysis with self-organizing maps neural network. Soft Comput. 27 (6) (2023)
Henrique A. Dinarte, G. W. Teixeira, Raul C. Almeida, Karcius Day Rosario Assis, Helio Waldman, Daniel A. R. Chaves
Multipath provisioning for survivable elastic optical networks with optimized RSA ordering selection. ICTON (2023)
Helio Waldman, Rodrigo C. Bortoletto, Vinicius F. de Souza, Raul C. Almeida-Júnior
A Minimal Idleness Algorithm for Spectrum Assignment on a Single Elastic Link under Dynamic Traffic. ICTON (2023)
Helio Waldman, Rodrigo C. Bortoletto, Vinicius F. de Souza, Raul C. Almeida
A Proactive Algorithm for the Mitigation of Fragmentation Losses in Elastic Links. LATINCOM (2022)
Helio Waldman, Raul C. Almeida, Rodrigo C. Bortoletto, Vinicius F. de Souza
A number-theoretic framework for the mitigation of fragmentation loss in elastic optical links. Photonic Netw. Commun. 43 (1) (2022)
Karcius D. R. Assis, Raul C. Almeida, Helio Waldman
Revenue Optimization and Protection with Network Slicing over a Physical Optical Substrate. HPSR (2021)
Karcius Day Rosario Assis, Raul C. Almeida, Leonardo P. Dias, Helio Waldman
Squeezed Protection in Elastic Optical Networks Subject to Multiple Link Failures. IEEE Trans. Netw. Serv. Manag. 18 (3) (2021)
Karcius D. R. Assis, Raul C. Almeida, Helio Waldman, M. J. Reed, Brigitte Jaumard, Dimitra Simeonidou
Linear formulation for the design of elastic optical networks with squeezing protection and shared risk link group: Invited Paper. ICTON (2020)
Helio Waldman, Raul C. Almeida, Rodrigo C. Bortoletto
Performance Gains Imparted by Traffic-Awareness in an Elastic Single Link. ICTON (2020)
Rodrigo C. Bortoletto, Viktor Santos Moitinho, Helio Waldman
Utilização de Sistemas Multiagentes para a Simulação do Comportamento de Usuários em Redes de Telecomunicações. SBRC (2020)
Karcius D. R. Assis, Raul C. Almeida, Helio Waldman, Alex Ferreira dos Santos, M. S. Alencar, Martin J. Reed, Ali Hammad, Dimitra Simeonidou
SLA Formulation for Squeezed Protection in Elastic Optical Networks Considering the Modulation Format. JOCN 11 (5) (2019)
Helio Waldman, Raul C. Almeida, Rodrigo C. Bortoletto
Capacity Partitioning in the Defragmented Elastic Single Link. ICTON (2019)
Helio Waldman, Raul C. Almeida, Rodrigo C. Bortoletto
Spectral Idleness Minimization in the Elastic Single Link under Incremental Traffic. LATINCOM (2019)
Helio Waldman, I. D. T. de Souza, Raul C. Almeida, Rodrigo C. Bortoletto
A comparative discussion of some fairness-generating schemes in elastic networking. ICTON (2016)
Karcius D. R. Assis, Shuping Peng, Raul C. Almeida, Helio Waldman, Ali Hammad, Alex Ferreira dos Santos, Dimitra Simeonidou
Network Virtualization Over Elastic Optical Networks With Different Protection Schemes. JOCN 8 (4) (2016)
Helio Waldman, R. C. Almeida, Rodrigo C. Bortoletto, Karcius Day Rosario Assis
An analytical defragmentation bound on the performance of the elastic single link with dynamic traffic. ICTON (2015)
Helio Waldman, R. C. Almeida, Rodrigo C. Bortoletto, Karcius Day Rosario Assis
Deadlock avoidance under incremental traffic in the elastic single link. ICTON (2014)
Karcius D. R. Assis, Raul C. Almeida, Helio Waldman
MILP formulation for squeezed protection in Spectrum-Sliced Elastic Optical Path Networks. SPECTS (2012)
Darli A. A. Mello, Helio Waldman, Gustavo S. Quitério
Interval availability estimation for protected connections in optical networks. Comput. Networks 55 (1) (2011)
Gustavo Sousa Pavani, Helio Waldman
Routing and wavelength assignment with crankback re-routing extensions by means of ant colony optimization. IEEE J. Sel. Areas Commun. 28 (4) (2010)
Helio Waldman, Darli A. A. Mello
SLA-Aware Survivability. J. Networks 5 (2) (2010)
Gustavo Sousa Pavani, Helio Waldman
Co-scheduling in Lambda Grid Systems by means of Ant Colony Optimization. Future Gener. Comput. Syst. 25 (3) (2009)
Gustavo Sousa Pavani, Helio Waldman
Addressing self-similarity in optical switching networks by means of ant colony optimization. Photonic Netw. Commun. 15 (1) (2008)
Gustavo Sousa Pavani, Luiz Gustavo Zuliani, Helio Waldman, Maurício F. Magalhães
Distributed approaches for impairment-aware routing and wavelength assignment algorithms in GMPLS networks. Comput. Networks 52 (10) (2008)
Gustavo Sousa Pavani, Helio Waldman
Restoration in wavelength-routed optical networks by means of ant colony optimization. Photonic Netw. Commun. 16 (1) (2008)
José Maranhão Neto, Helio Waldman, André Soares, William Giozza
Wavelength conversion architectures in OBS networks. NOMS (2008)
Raul C. Almeida Jr., Divanilson Campelo, Adolfo V. T. Cartaxo, Kenneth M. Guild, Helio Waldman
Efficient Wavelength Assignment Policy for XPM-Impaired WDM Networks. IEEE Commun. Lett. 12 (10) (2008)
Divanilson R. Campelo, Raul C. Almeida Jr., Helio Waldman
Analytical calculation of blocking probabilities in WDM rings with the first-fit algorithm. Photonic Netw. Commun. 14 (2) (2007)
Raul C. Almeida Jr., Divanilson Campelo, Helio Waldman, Kenneth M. Guild
Accounting for Link Load Correlation in the Estimation of Blocking Probabilities in Arbitrary Network Topologies. IEEE Commun. Lett. 11 (7) (2007)
Marcio S. Savasini, Paolo Monti, Marco Tacca, Andrea Fumagalli, Helio Waldman
Regenerator Placement with Guaranteed Connectivity in Optical Networks. ONDM (2007)
Darli A. A. Mello, Helio Waldman
Analytical Bounds on the Unavailability of Protected Connections in WDM Optical Networks. IEEE Commun. Lett. 11 (11) (2007)
Gustavo Sousa Pavani, Helio Waldman
Traffic Engineering and Restoration in Optical Packet Switching Networks by means of Ant Colony Optimization. BROADNETS (2006)
Divanilson Campelo, Helio Waldman
Throughput gains imparted by slotting on a blocking line medium. IEEE Commun. Lett. 10 (3) (2006)
Gustavo Sousa Pavani, Helio Waldman
Grid Resource Management by means of Ant Colony Optimization. BROADNETS (2006)
Marcio A. Silva, Tereza Cristina M. B. Carvalho, Regina Melo Silveira, Gélio M. Ferreira, Wilson Vicente Ruggiero, Hugo L. Fragnito, Helio Waldman, Carlos Ruggiero, Luiz F. Lopez
Fiber-based testbed architecture enabling advanced experimental research. TRIDENTCOM (2006)
Raul C. Almeida Jr., Jefferson U. Pelegrini, Helio Waldman
A generic-traffic optical buffer modeling for asynchronous optical switching networks. IEEE Commun. Lett. 9 (2) (2005)
Darli A. A. Mello, Dominic A. Schupke, Helio Waldman
A matrix-based analytical approach to connection unavailability estimation in shared backup path protection. IEEE Commun. Lett. 9 (9) (2005)
Helio Waldman, Divanilson Campelo
Asymptotic blocking probabilities in rings with single-circuit links. IEEE Commun. Lett. 9 (6) (2005)
Darli A. A. Mello, Dominic A. Schupke, Matthias Scheffel, Helio Waldman
Availability maps for connections in WDM optical networks. DRCN (2005)
Helio Waldman, Divanilson Campelo
Analytical calculation of blocking probabilities in WDM rings with wavelength conversion. BROADNETS (2005)
Darli A. A. Mello, Marcio S. Savasini, Jefferson U. Pelegrini, Helio Waldman
On-Arrival Planning for Sub-Graph Routing Protection in WDM Networks. OpNeTec (2004)
Karcius D. R. Assis, Marcio S. Savasini, Helio Waldman
Iterative Optimization in VTD to Maximize the Open Capacity of WDM Networks. ICT (2004)
Raul C. Almeida Jr., Jefferson U. Pelegrini, Helio Waldman
Optical buffer modelling for performance evaluation considering any packet inter-arrival time distribution. ICC (2004)
Iguatemi E. Fonseca, Raul C. Almeida Jr., Helio Waldman, Moisés R. N. Ribeiro
Meeting Optical QoS Requirements with Reduced Complexity in Dynamic Wavelength Assignment. BROADNETS (2004)
Darli A. A. Mello, Jefferson U. Pelegrini, Marcio S. Savasini, Gustavo Sousa Pavani, Helio Waldman
Inter-arrival Planning for Sub-graph Routing Protection in WDM Networks. ICT (2004)
Raul C. Almeida Jr., Jefferson U. Pelegrini, Helio Waldman
DiffServ implementation by a balking mechanism in delay-line buffering. GLOBECOM (2003)
Helio Waldman, Divanilson Campelo, Raul C. Almeida Jr.
A new analytical approach for the estimation of blocking probabilities in linear all-optical networks. GLOBECOM (2003)
Michel Daoud Yacoub, Carlos Eduardo Vassimon, Helio Waldman
Wireless communications track in Brazil. IEEE Commun. Mag. 40 (5) (2002)
Helio Waldman, Divanilson R. Campelo, R. Camelo
Dynamic priority strategies for wavelength assignment in WDM rings. GLOBECOM (2000)
Moisés R. N. Ribeiro, Helio Waldman, Jackson Klein, Leonardo de Souza Mendes
Error-Rate Patterns for the Modeling of Optically Amplified Transmission Systems. IEEE J. Sel. Areas Commun. 15 (4) (1997)
Helio Waldman, Eduardo Nisenbaum
Upper bounds and Hamming spheres under the DC constraint. IEEE Trans. Inf. Theory 41 (4) (1995)
Helio Waldman
Tolerable Q-Factor Variations in PCM Lines. IEEE Trans. Commun. 29 (7) (1981)