Monitoring emerging IPv6 wireless access networks. - Pedro Marques; Helder F. Castro; Manuel Alberto Pereira Ricardo (IEEE Wirel. Commun., 2005)

A unified data model and system support for the context-aware access to multimedia content. - Pedro Carvalho; Maria Teresa Andrade; Claudio Alberti; Helder F. Castro; Catalin Calistru; Philippe de Cuetos (BTW Workshops, 2007)

An Integrated Management Supervisor for End-to-End Management of Heterogeneous Contents, Networks, and Terminals enabling Quality of Service. - Christian Timmerer; Michael Ransburg; Ingo Kofler; Hermann Hellwagner; Pedro Souto; Maria T. Andrade 001; Pedro Carvalho; Helder F. Castro; Mamadou Sidibé; Ahmed Mehaoua; Li Fang; Adam Lindsay; et al. (MobiMedia, 2008)

Cognitive Object Format. - Helder F. Castro; Artur P. Alves (KEOD, 2009)

A New Paradigm for Content Producers. - Helder F. Castro; Artur P. Alves; Carlos Serrão; Bretrett Caraway (IEEE Multim., 2010)

Digital forgetting in information-centric networks - the CONVERGENCE perspective. - Fernando Almeida 001; Helder F. Castro; Maria T. Andrade 001; Giuseppe Tropea; Nicola Blefari-Melazzi; Salvatore Signorello; Aziz S. Mousas; Angelos-Christos G. Anadiotis; Dimitra I. Kaklamani; Iakovos S. Venieris; Sam H. Minelli; Angelo Difino (New Rev. Hypermedia Multim., 2014)

Desenvolvimento de etiquetas RFID passivas e chipless para aplicação em produtos têxteis-lar - Helder F. Castro (2014)

Semantically connected web resources with MPEG-21. - Helder F. Castro; Maria T. Andrade 001; Fernando Almeida 001; Giuseppe Tropea; Nicola Blefari-Melazzi; Aziz S. Mousas; Dimitra I. Kaklamani; Leonardo Chiariglione; Angelo Difino (Multim. Tools Appl., 2015)

Cognition inspired format for the expression of computer vision metadata. - Helder F. Castro; João P. Monteiro; Américo Pereira; Diogo Silva; Gil Coelho; Pedro Carvalho (Multim. Tools Appl., 2016)

A Systematic Survey of ML Datasets for Prime CV Research Areas - Media and Metadata. - Helder F. Castro; Jaime S. Cardoso 001; Maria T. Andrade 001 (Data, 2021)

FiM's DE - the communication package for the creative pipeline. - Helder F. Castro; Maria T. Andrade 001; Paula Viana (Multim. Tools Appl., 2021)