default search action
Sandra Céspedes Umaña
Person information
- affiliation: Concordia University, Montreal, QC, Canada
- affiliation (former): Universidad de Chile
Refine list
refinements active!
zoomed in on ?? of ?? records
view refined list in
export refined list as
2020 – today
- 2024
- [j28]Sandy Bolufé, Jorge F. Silva, Cesar A. Azurdia-Meza, Ismael Soto, Sandra Céspedes:
Road Incident Detection Under Rate Adaptation-Based Congestion Control in Cooperative Vehicular Systems. IEEE Access 12: 111899-111914 (2024) - [j27]Sebastian Espinosa, Jorge F. Silva, Sandra Céspedes:
A Survey on Error Exponents in Distributed Hypothesis Testing: Connections with Information Theory, Interpretations, and Applications. Entropy 26(7): 596 (2024) - [c45]Jason Gerard, David C. Bonilla, Abdelhak Bentaleb, Sandra Céspedes:
Optimizing Quality and Energy Efficiency in Webrtc with ML-Powered Adaptive FEC. ICME Workshops 2024: 1-6 - 2023
- [j26]Pablo Ilabaca Parra, Samuel Montejo Sanchez, Juan A. Fraire, Richard Demo Souza, Sandra Céspedes:
Network Size Estimation for Direct-to-Satellite IoT. IEEE Internet Things J. 10(7): 6111-6125 (2023) - [c44]Alexis Yáñez, Sandra Céspedes, Cesar A. Azurdia-Meza:
Know Your Vulnerable Neighbors: Awareness Model for 5G C-V2X Communications Mode 2. DIVANet 2023: 17-21 - [c43]Jorge Ignacio Sandoval, Sandra Céspedes:
Performance Evaluation of Congestion Control Over B5G/6G Fluctuating Scenarios. DIVANet 2023: 85-92 - [i3]Juan Carlos Zúñiga, Carles Gomez, Sergio Aguilar, Laurent Toutain, Sandra Céspedes, Diego S. Wistuba La-Torre:
Static Context Header Compression (SCHC) Compound Acknowledgement (ACK). RFC 9441: 1-22 (2023) - [i2]Juan Carlos Zúñiga, Carles Gomez, Sergio Aguilar, Laurent Toutain, Sandra Céspedes, Diego S. Wistuba La-Torre, Julien Boite:
Static Context Header Compression (SCHC) over Sigfox Low-Power Wide Area Network (LPWAN). RFC 9442: 1-34 (2023) - 2022
- [j25]Guido Álvarez, Juan A. Fraire, Khaled Abdelfadeel Hassan, Sandra Céspedes, Dirk Pesch:
Uplink Transmission Policies for LoRa-Based Direct-to-Satellite IoT. IEEE Access 10: 72687-72701 (2022) - [j24]Sergio Aguilar, Diego S. Wistuba La-Torre, Antonis Platis, Rafael Vidal, Carles Gomez, Sandra Céspedes, Juan Carlos Zúñiga:
Packet Fragmentation Over Sigfox: Implementation and Performance Evaluation of SCHC ACK-on-Error. IEEE Internet Things J. 9(13): 11057-11070 (2022) - [j23]Milton Román Cañizares, Pablo Palacios Játiva, Cesar A. Azurdia-Meza, Samuel Montejo Sánchez, Sandra Céspedes:
Impact of diversity combining schemes in a multi-cell VLC system with angle diversity receivers. Photonic Netw. Commun. 43(1): 13-22 (2022) - [j22]Rodrigo Muñoz Lara, Juan Saez Hidalgo, Felipe Canales, Diego Dujovne, Sandra Céspedes:
SCHC over LoRaWAN Efficiency: Evaluation and Experimental Performance of Packet Fragmentation. Sensors 22(4): 1531 (2022) - [j21]Juan Felipe González-Saavedra, Miguel E. Figueroa, Sandra Céspedes, Samuel Montejo Sánchez:
Survey of Cooperative Advanced Driver Assistance Systems: From a Holistic and Systemic Vision. Sensors 22(8): 3040 (2022) - [j20]Adriana Arteaga, Sandra Céspedes, Cesar A. Azurdia-Meza:
Toward the Coexistence of Cognitive Networks for Vehicular Communications on TVWS for IEEE Std. 802.22. IEEE Trans. Cogn. Commun. Netw. 8(3): 1316-1331 (2022) - [c42]Diego S. Wistuba La-Torre, Sandra Céspedes, Javier Bustos-Jiménez:
Modeling SCHC ACK-on-Error Fragment Delivery over Sigfox. Q2SWinet 2022: 115-119 - 2021
- [j19]Raydel Ortigueira, Juan A. Fraire, Alex Becerra, Tomás Ferrer, Sandra Céspedes:
RESS-IoT: A Scalable Energy-Efficient MAC Protocol for Direct-to-Satellite IoT. IEEE Access 9: 164440-164453 (2021) - [j18]Sandy Bolufé, Cesar A. Azurdia-Meza, Sandra Céspedes, Samuel Montejo Sánchez:
Impact of Awareness Control on V2V-Based Overtaking Application in Autonomous Driving. IEEE Commun. Lett. 25(4): 1373-1377 (2021) - [j17]Quan Yuan, Miao Wang, Haibo Zhou, Jianbing Ni, Jiacheng Chen, Sandra Céspedes:
Guest Editorial Special Issue on Cybertwin-Driven 6G: Architectures, Methods, and Applications. IEEE Internet Things J. 8(22): 16191-16194 (2021) - [j16]Tomás Lara, Alexis Yáñez, Sandra Céspedes, Abdelhakim Senhaji Hafid:
Impact of Safety Message Generation Rules on the Awareness of Vulnerable Road Users. Sensors 21(10): 3375 (2021) - [j15]Felipe Augusto Tondo, Samuel Montejo Sánchez, Marcelo Eduardo Pellenz, Sandra Céspedes, Richard Demo Souza:
Direct-to-Satellite IoT Slotted Aloha Systems with Multiple Satellites and Unequal Erasure Probabilities. Sensors 21(21): 7099 (2021) - [j14]Felipe Valle, Sandra Céspedes, Abdelhakim Senhaji Hafid:
Automated Decision System to Exploit Network Diversity for Connected Vehicles. IEEE Trans. Veh. Technol. 70(1): 858-871 (2021) - [j13]Jaehoon Jeong, Yiwen Shen, Tae Tom Oh, Sandra Céspedes, Nabil Benamar, Michelle Wetterwald, Jérôme Härri:
A comprehensive survey on vehicular networks for smart roads: A focus on IP-based approaches. Veh. Commun. 29: 100334 (2021) - [c41]Tomás Núñez González, Julián López Salamanca, Samuel Montejo Sánchez, Cesar A. Azurdia-Meza, Sandra Céspedes:
Analysis of Channel Models for LoRa-based Direct-to-Satellite IoT Networks Served by LEO Nanosatellites. ICC Workshops 2021: 1-6 - [c40]Jorge Ignacio Sandoval, Sandra Céspedes:
Performance Evaluation of IEEE 802.11ax for Residential Networks. LATINCOM 2021: 1-7 - 2020
- [j12]Sandy Bolufé, Cesar A. Azurdia-Meza, Sandra Céspedes, Samuel Montejo Sánchez, Richard Demo Souza, Evelio M. García Fernández:
POSACC: Position-Accuracy Based Adaptive Beaconing Algorithm for Cooperative Vehicular Safety Systems. IEEE Access 8: 15484-15501 (2020) - [j11]Ioan Serban, Sandra Céspedes, Corneliu Marinescu, Cesar A. Azurdia-Meza, Juan S. Gómez, Doris Sáez Hueichapan:
Communication Requirements in Microgrids: A Practical Survey. IEEE Access 8: 47694-47712 (2020) - [c39]Diego S. Wistuba La-Torre, Sandra Céspedes, Juan Carlos Zúñiga, Rodrigo Muñoz Lara, Sergio Aguilar, Carles Gomez, Rafael Vidal:
An Implementation of IoT LPWAN SCHC Message Fragmentation and Reassembly. SSN 2020: 6-9 - [c38]Eduardo Carrasco, Rodrigo Muñoz Lara, Sandra Céspedes:
Guidance on LPWAN technology selection based on IoT applications requirements. SSN 2020: 28-31 - [c37]Alexis Yáñez, Sandra Céspedes:
Pedestrians also Have Something to Say: Integration of Connected VRU in Bidirectional Simulations. VNC 2020: 1-4 - [c36]Adriana Arteaga, Pablo Palacios Játiva, Sandra Céspedes, Cesar A. Azurdia-Meza:
Evaluation of Opportunistic Access Strategies for Vehicular Networking Over TVWS. VTC Fall 2020: 1-5
2010 – 2019
- 2019
- [j10]Adriana Arteaga, Sandra Céspedes Umaña, Cesar A. Azurdia-Meza:
Vehicular Communications Over TV White Spaces in the Presence of Secondary Users. IEEE Access 7: 53496-53508 (2019) - [j9]Tomás Ferrer, Sandra Céspedes, Alex Becerra:
Review and Evaluation of MAC Protocols for Satellite IoT Systems Using Nanosatellites. Sensors 19(8): 1947 (2019) - [j8]Sandra Céspedes, Juan Salamanca, Alexis Yáñez, Daniel Vinasco:
Group Cycling Meets Technology: A Cooperative Cycling Cyber-Physical System. IEEE Trans. Intell. Transp. Syst. 20(8): 3178-3188 (2019) - [c35]Juan A. Fraire, Sandra Céspedes, Nicola Accettura:
Direct-To-Satellite IoT - A Survey of the State of the Art and Future Research Perspectives - Backhauling the IoT Through LEO Satellites. ADHOC-NOW 2019: 241-258 - [c34]Pablo Palacios Játiva, Cesar A. Azurdia-Meza, Milton Román Cañizares, Sandra Céspedes, Samuel Montejo Sánchez:
Performance Enhancement of VLC-Based Systems Using Diversity Combining Schemes in the Receiver. LATINCOM 2019: 1-6 - [c33]Rodrigo Muñoz Lara, Sandra Céspedes, Abdelhakim Hafid:
Understanding and Characterizing Transmission Times for Compressed IP packets over LoRaWAN. LATINCOM 2019: 1-6 - [c32]Salomón Torres, Sandra Céspedes, Javier Bustos-Jiménez, Martin Serrano:
IoT solutions for Sustainable Cities: An Online Adaptation for the Driver Intent Inference Algorithm. WF-IoT 2019: 967-972 - 2018
- [c31]Vicente Matus, Cesar A. Azurdia-Meza, Sandra Céspedes, Pablo Ortega, Samuel Montejo Sanchez, Javier Rojas, Ismael Soto:
Implementation of a Low-Cost Vehicular VLC System and CAN Bus Interface. CSNDSP 2018: 1-5 - [c30]Sandy Bolufé, Samuel Montejo Sánchez, Cesar A. Azurdia-Meza, Sandra Céspedes, Richard Demo Souza, Evelio M. García Fernández:
Dynamic control of beacon transmission rate and power with position error constraint in cooperative vehicular networks. SAC 2018: 2084-2091 - [c29]Tomás Lara, Adriana Arteaga, Sandra Céspedes:
Comparison of Path Loss Models for Vehicular Communications in TV White Spaces. SSN 2018: 6-8 - [c28]Jeisson Sánchez, Sandra Céspedes:
Proposal for an Intelligent Distribution Model of DNS Queries According to Time Zones. SSN 2018: 28-31 - [c27]Pablo Ortega, Sandy Bolufé, Sandra Céspedes, Cesar A. Azurdia-Meza, Samuel Montejo Sanchez, Fermín Maciel-Barbosa:
Connectivity Improvement in Urban Intersections Obstructed by Buildings using RSUs. SSN 2018: 42-45 - [c26]Tomás Ferrer, Sandra Céspedes, Alex Becerra:
Evaluation of MAC Protocols for IoT Satellite Systems. SSN 2018: 57-60 - [c25]Paula Bolaños, Sandra Céspedes, Juan Carlos Cuéllar:
Prototype of a Wireless Sensor Network for Monitoring the Coffee Drying Process. SSN 2018: 61-63 - [c24]Salomón Torres, Sandra Céspedes:
Proposal for Architecture and Simulated Implementation of an Early Warning System for Cyclists based on an Algorithm of Right Turn Predictions of Vehicles. SSN 2018: 65-67 - [c23]Sandy Bolufé, Cesar A. Azurdia-Meza, Sandra Céspedes, Samuel Montejo Sanchez, Richard Demo Souza, Evelio M. G. Fernández, Claudio Estevez:
Dynamic Beaconing using Probability Density Functions in Cooperative Vehicular Networks. VEHITS 2018: 636-642 - [e3]Sandra Céspedes, Javier Bustos-Jiménez:
Proceedings of the IV School on Systems and Networks, SSN 2018, Valdivia, Chile, October 29-31, 2018. CEUR Workshop Proceedings 2178, CEUR-WS.org 2018 [contents] - 2017
- [j7]Esteban Inga, Sandra Céspedes, Roberto C. Hincapié, César Cárdenas:
Scalable Route Map for Advanced Metering Infrastructure Based on Optimal Routing of Wireless Heterogeneous Networks. IEEE Wirel. Commun. 24(2): 26-33 (2017) - [c22]Alexis Yáñez, Sandra Céspedes, Javier Rubio:
Towards a Context-aware Dissemination Mechanism for Vehicular Networks. SSN 2017: 27-30 - [c21]Diego Londoño, Maite González, Sandra Céspedes, Javier Bustos-Jiménez, Gabriel Montenegro:
Performance Evaluation of HTTP/2 Window Size in the Internet of Things. SSN 2017: 31-33 - [c20]Sandy Bolufé, Samuel Montejo Sanchez, Cesar Azurdia, Sandra Céspedes, Richard Demo Souza, Evelio M. García Fernández:
Dynamic Control of Beacon Transmission Rate with Position Accuracy in Vehicular Networks. SSN 2017: 34-37 - [c19]Maite González, Benjamín Holloway, Alejandro Hevia, Sandra Céspedes, Javier Bustos-Jiménez:
Coordination of Autonomous Vehicles at Intersections with V2V (decentralized) communication. SSN 2017: 38-41 - [e2]Javier Bustos-Jiménez, Sandra Céspedes:
Proceedings of the 3rd Spring School on Networks co-located with (ChileCON 2017), Pucon, Chile, October 19-20, 2017. CEUR Workshop Proceedings 1950, CEUR-WS.org 2017 [contents] - 2016
- [c18]Felipe Valle, Sandra Céspedes:
Improving vehicular applications through network diversity. LATINCOM 2016: 1-6 - [c17]Adriana Arteaga, Sandra Céspedes, César Azurdia:
Spectrum Sensing for Vehicular Dynamic Spectrum Access. SSN 2016: 8-13 - [c16]Diego Londoño, Sandra Céspedes:
Performance Evaluation of CoAP and HTTP/2 in Web Applications. SSN 2016: 25-27 - [c15]Felipe Valle, Sandra Céspedes:
Enhancing Vehicular Applications by Exploiting Network Diversity. SSN 2016: 32-34 - [c14]Benjamín Holloway, Sandra Céspedes, Alejandro Hevia:
Analisys of Attacks to Automated Vehicular Coordination Systems at Intersections. SSN 2016: 38-40 - [c13]Juan Salamanca, Sandra Céspedes, Daniel Vinasco, Alexis Yáñez:
Demo: A prototype for a platoon-based cyclist cooperative system. VNC 2016: 1-2 - [e1]Sandra Céspedes, Javier Bustos-Jiménez, Alejandro Hevia:
Proceedings of the II Spring School on Networks 2016, Santiago, Chile, November 21-22, 2016. CEUR Workshop Proceedings 1727, CEUR-WS.org 2016 [contents] - 2015
- [j6]Claudio Estevez, Cesar A. Azurdia-Meza, Sandra Céspedes:
Overcoming Intrinsic Losses With a Physical-Transport Cross-Layer Control System for Low-SNR Links. IEEE Commun. Lett. 19(12): 2094-2097 (2015) - [j5]Diego F. Ramírez, Sandra Céspedes Umaña:
Routing in Neighborhood Area Networks: A survey in the context of AMI communications. J. Netw. Comput. Appl. 55: 68-80 (2015) - [j4]Sandra Céspedes Umaña, Xuemin Sherman Shen:
On Achieving Seamless IP Communications in Heterogeneous Vehicular Networks. IEEE Trans. Intell. Transp. Syst. 16(6): 3223-3237 (2015) - [c12]Claudio Estevez, Sandra Céspedes:
Improving performance of TCP-based applications in power line communications for smart grids. LATINCOM 2015: 1-5 - [c11]Sandra Céspedes, Juan Salamanca, Alexis Yáñez, Carlos Rivera, Juan Camilo Sacanamboy:
Platoon-based cyclists cooperative system. VNC 2015: 112-118 - 2014
- [c10]Petro Pesha Ernest, H. Anthony Chan, Olabisi Emmanuel Falowo, Linoh A. Magagula, Sandra Céspedes Umaña:
Network-based distributed mobility management for network mobility. CCNC 2014: 417-425 - [c9]Sandra Céspedes Umaña, Juan Salamanca, Juan Camilo Sacanamboy, Carlos Rivera:
Poster: Smart networked bicycles with platoon cooperation. VNC 2014: 199-200 - 2013
- [j3]Sandra Céspedes Umaña, Ning Lu, Xuemin Shen:
VIP-WAVE: On the Feasibility of IP Communications in 802.11p Vehicular Networks. IEEE Trans. Intell. Transp. Syst. 14(1): 82-97 (2013) - [j2]Sandra Céspedes Umaña, Sanaa Taha, Xuemin Shen:
A Multihop-Authenticated Proxy Mobile IP Scheme for Asymmetric VANETs. IEEE Trans. Veh. Technol. 62(7): 3271-3286 (2013) - [c8]Nizar Alsharif, Sandra Céspedes Umaña, Xuemin (Sherman) Shen:
iCAR: Intersection-based connectivity aware routing in vehicular ad hoc networks. ICC 2013: 1736-1741 - [i1]Ulrich Herberg, Alvaro A. Cárdenas, Tadashige Iwao, Michael L. Dow, Sandra Céspedes:
Depth-First Forwarding (DFF) in Unreliable Networks. RFC 6971: 1-41 (2013) - 2012
- [c7]Sandra Céspedes Umaña, Xuemin Shen:
Enabling relay-aided IP communications in 802.11p/WAVE Networks. GLOBECOM 2012: 5567-5572 - [c6]Sanaa Taha, Sandra Céspedes Umaña, Xuemin (Sherman) Shen:
EM3 A: Efficient mutual multi-hop mobile authentication scheme for PMIP networks. ICC 2012: 873-877 - [c5]Sandra Céspedes Umaña, Alvaro A. Cárdenas, Tadashige Iwao:
Comparison of data forwarding mechanisms for AMI networks. ISGT 2012: 1-8 - 2011
- [j1]Sandra Céspedes Umaña, Xuemin Shen, Christian Lazo Ramírez:
IP mobility management for vehicular communication networks: challenges and solutions. IEEE Commun. Mag. 49(5): 187-194 (2011) - [c4]Sandra Céspedes Umaña, Xuemin (Sherman) Shen:
A framework for ubiquitous IP communications in vehicle to grid networks. GLOBECOM Workshops 2011: 1231-1235 - [c3]Mahdi Asefi, Sandra Céspedes Umaña, Xuemin Shen, Jon W. Mark:
A Seamless Quality-Driven Multi-Hop Data Delivery Scheme for Video Streaming in Urban VANET Scenarios. ICC 2011: 1-5 - 2010
- [c2]Sandra Céspedes Umaña, Xuemin Shen:
An Efficient Hybrid HIP-PMIPv6 Scheme for Seamless Internet Access in Urban Vehicular Scenarios. GLOBECOM 2010: 1-5
2000 – 2009
- 2007
- [c1]Christian Lazo Ramírez, Sandra Céspedes Umaña, Manuel Fernández-Veiga:
QoS and multipath routing in vehicular network. EATIS 2007: 6
Coauthor Index
manage site settings
To protect your privacy, all features that rely on external API calls from your browser are turned off by default. You need to opt-in for them to become active. All settings here will be stored as cookies with your web browser. For more information see our F.A.Q.
Unpaywalled article links
Add open access links from to the list of external document links (if available).
Privacy notice: By enabling the option above, your browser will contact the API of unpaywall.org to load hyperlinks to open access articles. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Unpaywall privacy policy.
Archived links via Wayback Machine
For web page which are no longer available, try to retrieve content from the of the Internet Archive (if available).
Privacy notice: By enabling the option above, your browser will contact the API of archive.org to check for archived content of web pages that are no longer available. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Internet Archive privacy policy.
Reference lists
Add a list of references from , , and to record detail pages.
load references from crossref.org and opencitations.net
Privacy notice: By enabling the option above, your browser will contact the APIs of crossref.org, opencitations.net, and semanticscholar.org to load article reference information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Crossref privacy policy and the OpenCitations privacy policy, as well as the AI2 Privacy Policy covering Semantic Scholar.
Citation data
Add a list of citing articles from and to record detail pages.
load citations from opencitations.net
Privacy notice: By enabling the option above, your browser will contact the API of opencitations.net and semanticscholar.org to load citation information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the OpenCitations privacy policy as well as the AI2 Privacy Policy covering Semantic Scholar.
OpenAlex data
Load additional information about publications from .
Privacy notice: By enabling the option above, your browser will contact the API of openalex.org to load additional information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the information given by OpenAlex.
last updated on 2024-10-13 17:58 CEST by the dblp team
all metadata released as open data under CC0 1.0 license
see also: Terms of Use | Privacy Policy | Imprint