— This paper describes improvement of sound source separation for a simultaneous automatic speech recognition (ASR) system of a humanoid robot. A recognition error in the system ...
In cognitive radio networks (CRN), primary users can lease out their unused bandwidth to secondary users in return for a fee. We study price competition in a CRN with multiple pri...
Location information is an important source of context for ubiquitous computing systems. We have previously developed a wearable location system that combines a foot-mounted inerti...
Running unit tests suites with contemporary tools such as JUNIT can show the presence of bugs, but not their locations. This is different from checking a program with a compiler, w...
In this paper we present CoWSAMI, a middleware infrastructure that enables context awareness in open ambient intelligence environments, consisting of mobile users and context sour...