According to our database1, Roberto Willrich authored at least 24 papers between 1995 and 2018.
Legend:Book In proceedings Article PhD thesis Other
Hybrid Recommender System Based on Multi-Hierarchical Ontologies.
Proceedings of the 24th Brazilian Symposium on Multimedia and the Web, 2018
Using Implicit Feedback for Neighbors Selection: Alleviating the Sparsity Problem in Collaborative Recommendation Systems.
Proceedings of the 23rd Brazillian Symposium on Multimedia and the Web, 2017
Recommending Web Service Based on Ontologies for Digital Repositories.
Proceedings of the 21st Brazilian Symposium on Multimedia and the Web, 2015
System of Quality monitoring for IP Telephony Services.
Proceedings of the 20th Brazilian Symposium on Multimedia and the Web, 2014
A semantic approach for QoS specification of communication services using QoE parameters.
J. Braz. Comp. Soc., 2013
OurMap: Representing Crowdsourced Annotations on Geospatial Coordinates as Linked Open Data.
Proceedings of the Collaboration and Technology - 19th International Conference, 2013
A Loosely Coupled Integration Environment for Collaborative Applications.
IEEE Trans. Systems, Man, and Cybernetics, Part A, 2011
Custom ordering on digital library information retrieval.
Proceedings of the XV Brazilian Symposium on Multimedia and the Web, 2009
Supporting Collaborative Learning Activities with a Digital Library and Annotations.
Proceedings of the Education and Technology for a Better World, 2009
Quality of Service Specifications: A Semantic Approach.
Proceedings of The Eighth IEEE International Symposium on Networking Computing and Applications, 2009
User Profile-Based Authorization Policies for Network QoS Services.
Proceedings of The Seventh IEEE International Symposium on Networking Computing and Applications, 2008
An Extensible Co-browsing Environment with Conference Support.
Proceedings of the 16th IEEE International Workshops on Enabling Technologies: Infrastructures for Collaborative Enterprises (WETICE 2007), 2007
CoLab: A New Paradigm and Tool for Collaboratively Browsing the Web.
IEEE Trans. Systems, Man, and Cybernetics, Part A, 2006
Adaptive information retrieval system applied to digital libraries.
Proceedings of the 12th Brazilian Symposium on Multimedia and the Web, 2006
Collaborative Web Browsing Tool supporting Audio/Video Interactive Presentations.
Proceedings of the 14th IEEE International Workshops on Enabling Technologies (WETICE 2005), 2005
Implementing Traffic Engineering in MPLS-Based IP Networks with Lagrangean Relaxation.
Proceedings of the Eighth IEEE Symposium on Computers and Communications (ISCC 2003), 30 June, 2003
Multimedia Authoring with Hierarchical Timed Stream Petri Nets and Java.
Multimedia Tools Appl., 2002
MUSE: An Environment for the Conception of Java Multimedia Applications.
Multimedia Tools Appl., 1999
Design of Distributed Multimedia Applications (DAMD).
Proceedings of the Applied Formal Methods, 1998
Conception formelle de documents hypermedias portables.
PhD thesis, 1996
Hypermedia Document Design Using the HTSPN Model.
Proceedings of the 1996 MultiMedia Modeling: Towards The Information Society Superhighway, 1996
A Formal Framework for the Specification, Analysis and Generation of Standardized Hypermedia Documents.
Proceedings of the IEEE International Conference on Multimedia Computing and Systems, 1996
Hierarchical Time Stream Petri Net: A Model for Hypermedia Systems.
Proceedings of the Application and Theory of Petri Nets 1995, 1995