Best paper award at the workshop for Semantic Web enabled software engineering 2009, at the International Semantic Web Conference 2009.
Full paper at: http://ceur-ws.org/Vol-524/swese2009_2.pdf
Summary of the slides and the paper:
* an empirical analysis of 98 Semantic Web applications based on an architectural analysis and an application functionality questionnaire
* a reference architecture for Semantic Web applications
* the main challenges of implementing Semantic Web technologies and their effect on an example application
* approaches for mitigating the challenges