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 Selected Presentations 

• Soft constraints for optimisation
     presented at Durham University, Durham, UK 02/2012. [pdf]
• The complexity of conservative valued CSPs,
     presented at Queen Mary, University of London, UK, 12/2011. [pdf]
• The complexity and expressive power of valued constraints (ACP Doctoral Research Award),
     presented at the 17th CP, Perugia, Italy, 09/2011. [pdf]
• Tractable triangles,
     presented at the 17th CP, Perugia, Italy, 09/2011. [pdf]
• Hierarchically nested convex VCSP,
     presented at the 17th CP, Perugia, Italy, 09/2011. [pdf]
• An algebraic theory of complexity for valued constraints: Establishing a Galois connection,
     presented at the 36th MFCS, Warsaw, Poland, 08/2011. [pdf]
• Hybrid tractability of soft constraint problems,
     presented at the Structural Recognition Workshop, Kiev, Ukraine, 10/2010. [pdf]
• The complexity of valued constraint models,
     presented at the 15th CP, Lisbon, Portugal, 09/2009. [pdf]
• The expressive power of binary submodular functions,
     presented at the 34th MFCS, Novy Smokovec, Slovakia, 08/2009. [pdf]
• The expressive power of valued constraints: Hierarchies and collapses,
     presented at St Andrews, UK, 12/2007. [pdf]