Integrated Context Management for Multi-domain Pervasive Environments (2009)
Rui José, Filipe Meneses, Adriano Moreira
Abstract. An important part of the value of ubiquitous computing environments is in their ability to interact with external domains. This paper addresses the issue of cross-domain context management...
How do I design a location-dependent application? (2008)
Filipe Meneses, Adriano Moreira, Rui José
The generalisation of the Internet and the recent technological developments in embedded systems and wireless networks contribute to the realisation of a vision where access to information is...
ActivitySpot: engaging, activity-centered experiences for occasional visitors (2008)
Abstract. This paper presents the concepts, implementation details, and evaluation objectives of ActivitySpot, an infrastructure and toolkit aiming at supporting localized activities performed by...
Integrating local services and applications into external user home environments (2008)
Abstract. Users moving between different ubiquitous computing environments should be able to take a full profit of the resources existent there, if their home environment (e.g. a mobile portal) could...
Beyond Application-Led Research in Pervasive Display Systems (2008)
Abstract. This position paper argues that more research is needed into identifying key abstractions and reference criteria for multi-purpose display systems. This would enable research in this area...
Proactive scheduling for situated displays (2007)
Ribeiro, F. Reinaldo, José, Rui
We present an approach to improve the usefulness of situated displays systems. Our approach is based on expected utility obtained by presenting each job. We use MAUT to specify job utility and a...
In this position paper, we argue that a wide deployment of Pervasive Computing should combine two complimentary approaches. The first is to make extensive use of global services as a way to provide...
An activity-centered ubiquitous computing framework for public spaces (2007)
This paper presents ActivitySpot, a ubiquitous computing framework for supporting localized activities, i.e., activities strongly associated to a specific physical environment, performed by...
Pinto, Helder, José, Rui, Campos, J. Creissac
This paper presents an interaction model for pervasive computing environments supporting localized activities, i.e., activities strongly associated to a specific physical environment. We are...
Display-centred applications in ubiquitous computing (2006)
Public displays can play an important enabling role in ubiquitous computing environments. This paper describes an on-going work for a multipurpose, multi-display infrastructure, designed to address...
Escalonamento sensível ao contexto para ecrãs públicos (2006)
Ribeiro, F. Reinaldo, José, Rui
Uma das principais questões no desenvolvimento do infra-estruturas de ecrãs públicos interactivos está relacionado com o escalonamento da informação que deve ser apresentada. O escalonamento...
Beyond application-led research in pervasive display systems (2006)
This position paper argues that more research is needed into identifying key abstractions and reference criteria for multi-purpose display systems. This would enable research in this area to go...
Activity-centered ubiquitous computing support to localized activities (2006)
This paper presents ActivitySpot, a ubiquitous computing framework for supporting localized activities, i.e., activities strongly associated to a specific physical environment, performed by...
A Web portal for situated Interaction (2005)
The combination between ubiquitous computing environments and ambient displays enables a broad range of new scenarios for situated interaction. In this paper, we describe our web based approach for...
ActivitySpot: engaging, activity-centered experiences for occasional visitors (2005)
This paper presents the concepts, implementation details, and evaluation objectives of ActivitySpot, an infrastructure and toolkit aiming at supporting localized activities performed by occasional...
Integrated context management for multi-domain pervasive environments (2005)
José, Rui, Meneses, Filipe, Moreira, Adriano
An important part of the value of ubiquitous computing environments is in their ability to interact with external domains. This paper addresses the issue of cross-domain context management in a...
Pervasive location-based systems : the fundamental challenges between vision and reality (2005)
Ideally, a pervasive location-based system should allow mobile users to go anywhere and benefit from personalized and pro-active services tailored for their current activity. However, existing...
Situated web portal for local awareness and transient interaction (2004)
When used as part of a larger ubiquitous computing infrastructure, public displays have a great potential for enriching transitional spaces. They can enable brief encounters with information that is...
Os sistemas de informação geográfica no suporte a serviços móveis para o cidadão (2004)
Arouca, David, Figueiredo, Carlos, José, Rui, Machado, Ricardo J., Monteiro, Paula, Moreira, Adriano, ...
O seguinte artigo descreve os trabalhos de investigação efectuados no âmbito do projecto USE-ME.GOV (USability-drivEn open platform for Mobile GOVernment), um projecto do 6º Programa Quadro, que...
Integrating local services and applications into external user home environments (2004)
Users moving between different ubiquitous computing environments should be able to take a full profit of the resources existent there, if their home environment (e.g. a mobile portal) could...
User-centered support to localized activities in ubiquitous computing environments (2004)
The design of pervasive and ubiquitous computing systems must be centered on users’ activity in order to bring computing systems closer to people. The adoption of an activity-centered approach to...
Aplicações móveis de valor acrescentado: um caso prático (2003)
Oliveira, Alexandre Rocha, Figueiredo, Pedro, Marcos, Adérito Fernandes, José, Rui
As tecnologias móveis estão a passar por um processo de massificação, assumindo-se como ferramentas a serem usadas em qualquer situação ou local. A rápida evolução deste tipo de tecnologias,...
System support for integrated ubiquitous computing environments (2003)
José, Rui, Pinto, Helder, Meneses, Filipe, Vilas Boas, Noé, Rodrigues, Helena, Moreira, Adriano
This paper describes an ongoing research on the issues of interoperability and seamless integration between a global user environment and the ubiquitous computing environments corresponding to the...
The around architecture for location-based services (2003)
José, Rui, Moreira, Adriano, Rodrigues, Helena, Davies, Nigel
This paper presents a generic concept of location-based service as an abstraction for supporting the association between computational resources and location. The objective is to extend the...
An expandable location-based portal for mobile users (2003)
Moreira, Adriano, José, Rui, Pinto, Helder, Vilas Boas, Noé
The provision of information and electronic services to citizens through wireless networks has already started a few years ago. In particular, most GSM network operators in Europe offer a...
Using a private UDDI for publishing location-based information to mobile users (2003)
Pinto, Helder, Vilas Boas, Noé, José, Rui
This paper describes our experience with the use of Universal Description, Discovery and Integration (UDDI) technology for supporting location-based service discovery. Our goal is to allow Web...
Hypergeo : context-aware access to geographic information for mobile users (2003)
Rodrigues, Helena, José, Rui, Moreira, Adriano, Pinto, Helder
The Hypergeo project aimed at providing technical tools to enable value-added, location-based information services to mobile users. Existing approaches are typically based on obtaining some...
Utilização do UDDI no suporte à descoberta de serviços baseados na localização (2003)
Pinto, Helder, Vilas Boas, Noé, José, Rui
Este artigo explora a utilização do registo UDDI como plataforma de suporte à descoberta de serviços baseados na localização. O registo UDDI é essencialmente vocacionado para o registo e...
R.: Using a Private UDDI for Publishing Location-Based Information to Mobile Users (2003)
Helder Pinto, Rui José, Noé Vilas Boas
This paper describes our experience with the use of Universal Description, Discovery and Integration (UDDI) technology for supporting location-based service discovery. Our goal is to allow Web...
Visitor : um sistema de informação dependente da localização (2001)
Os sistemas de informação com carácter de mobilidade oferecem novas possibilidades aos utilizadores, nomeadamente em relação aos serviços de que estes podem usufruir. Este tipo de modelo de...
How do I design a location-dependent application? (2001)
Meneses, Filipe, Moreira, Adriano, José, Rui
The generalisation of the Internet and the recent technological developments in embedded systems and wireless networks contribute to the realisation of a vision where access to information is...
An open architecture for developing mobile location-based applications over the internet (2001)
José, Rui, Meneses, Filipe, Moreira, Adriano, Coulson, Geoff
The mobile Internet is enabling a broad range of new applications that dynamically obtain information that is relevant to their current location. This type of application would greatly benefit from...
An Open Architecture for Developing Mobile Location-Based Applications over the Internet (2001)
Rui José, Adriano Moreira, Filipe Meneses
The mobile Internet is enabling a broad range of new applications that dynamically obtain information that is relevant to their current location. This type of application would greatly benefit from...
Scalable and flexible location-based services for ubiquitous information access (1999)
In mobile distributed environments applications often need to dynamically obtain information that is relevant to their current location. The current design of the Internet does not provide any...