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168
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AUTOMATICA
2005
15 years 7 months ago
2005
To apply time-varying port-controlled Hamiltonian (PCH) systems to practical control designs, two basic problems should be dealt with: one is how to provide such time-varying syst...
226
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JCAL
2010
15 years 2 months ago
2010
Personalized instruction is seen as a desideratum of today's e-learning systems. The focus of this paper is on those platforms that use learning styles as personalization crit...
182
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ACISICIS
2007
IEEE
16 years 1 months ago
2007
IEEE
This study aims to construct a 2D barcode and handheld augmented reality supported learning system called HELLO (Handheld English Language Learning Organization), to improve stude...
204
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COMPSAC
2007
IEEE
16 years 1 months ago
2007
IEEE
As Service Centric (SC) Systems are being increasingly adopted, new challenges and possibilities emerge. Business processes are now able to execute seamlessly across organizations...
207
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FSTTCS
2007
Springer
16 years 1 months ago
2007
Springer
Abstract. Pushdown systems (PDSs) are an automata-theoretic formalism for specifying a class of infinite-state transition systems. Infiniteness comes from the fact that each con...