We present the design, implementation, deployment and evaluation of novel urban
computing infrastructure called 'UBI-hotspot'. It is effectively a large interactive public display …

This study focuses on the appropriation process of two public computing infrastructures in
the City of Oulu, Finland, a municipal WiFi network and large interactive displays. We …

The UrBan Interactions (UBI) research program, coordinated by the University of Oulu, has
created a middleware layer on top of the panOULU wireless network and opened it up to …

Information services are an inherent part of our everyday life. Especially since ubiquitous
cities are being developed all over the world their number is increasing even faster. They …

In this paper, we suggest utilizing modern social networking services for building versatile
applications for interactive public displays. We demonstrate the functionality and potential of …

Recently ubiquitous cities have been developed all over the world. They aim at embedding
information and communication technology, information services and digital content in the …

In the northern city of Oulu, Finland, we have been pursuing a visible change to the local
society by building a functional prototype of what we call an open ubiquitous city. Today the …

In this paper we present HotCity, a service that demonstrates how collecting and mining the
interactions that users make with the urban environment through social networks, can help …

This paper introduces the UBI Challenge that challenged the global R&D community to
design, implement, deploy and evaluate novel applications and services in real world setting …

We present a multi-stakeholder study of the value propositions that various actors associate
with an open community testbed of interactive public displays. Our short-term objective is to …