The validity of model assumptions, such as those on the hierarchical structure and the distributions at the top and bottom levels, is crucial for the successful application of hierarchical models.

One notable missing feature in most ANN models is top-down feedback, i.e. projections from higher-order layers to lower-order layers in the network. Top-down feedback is ubiquitous in the brain, and ...

Figure 4. Model evolution: Hierarchical pyramid structure (left) to network structured architecture (right). Can the concepts of ISA95 that have been well understood and accepted in industry be used ...

Canadian Journal of Education / Revue canadienne de l'éducation, Vol. 25, No. 1 (2000), pp. 41-55 (15 pages) Hierarchical linear modelling (HLM) and data from the New Brunswick School Climate Study ...

Merton, Robert C. "A Dynamic General Equilibrium Model of the Asset Market and Its Application to the Pricing of the Capital Structure of the Firm." Sloan School of Management Working Paper, No.