School of BioSciences - Research Publications

Permanent URI for this collection

Search Results

Now showing 1 - 2 of 2
  • Item
    Thumbnail Image
    Using Computer-Assisted Argument Mapping to Teach Reasoning to Students
    Davies, W ; van Gelder, T ; Barnett, A ; Blair, A (Windsor Studies in Argumentation, 2021-03-01)
    Critical thinking deserves both imaginative teaching and serious theoretical attention. Studies in Critical Thinking assembles an all-star cast to serve both.
  • Item
    Thumbnail Image
    Model structures and structural identifiability:What? Why? How?
    Whyte, J ; Wood, D ; de Gier, J ; Praeger, C ; Tao, T (Springer Verlag, 2021-02-11)
    We may attempt to encapsulate what we know about a physical system by a model structure, S. This collection of related models is defined by parametric relationships between system features; say observables (outputs), unobservable variables (states), and applied inputs. Each parameter vector in some parameter space is associated with a completely specified model in S. Before choosing a model in S to predict system behaviour, we must estimate its parameters from system observations. Inconveniently, multiple models (associated with distinct parameter estimates) may approximate data equally well. Yet, if these equally valid alternatives produce dissimilar predictions of unobserved quantities, then we cannot confidently make predictions. Thus, our study may not yield any useful result. We may anticipate the non-uniqueness of parameter estimates ahead of data collection by testing S for structural global identifiability (SGI). Here we will provide an overview of the importance of SGI, some essential theory and distinctions, and demonstrate these in testing some examples.