Demographic Structural Theory: 25 Years On

Marr's vision: 25 years on

A review at the time of publication predicted that "Even if no single one of Marr's detailed hypotheses ultimately survives...[his] lifework will have been vindicated when neuroscientists cannot understand how it was ever possible to doubt the validity of his theoretical maxims." 25 years on, most would agree that Marr's recipe for investigating human vision and, in particular, his strategy of ...

Bulimia nervosa: 25 years on.

25 years of regular publishing

25 years of regular publishing Iranian Journal of Physics Research has been publishing since 1996. We are giving a short report on this experience and the progress of IJPR.

Orbital angular momentum 25 years on [Invited].

Twenty-five years ago Allen, Beijersbergen, Spreeuw, and Woerdman published their seminal paper establishing that light beams with helical phase-fronts carried an orbital angular momentum. Previously orbital angular momentum had been associated only with high-order atomic/molecular transitions and hence considered to be a rare occurrence. The realization that every photon in a laser beam could ...

Reflections on 25+ years of knowledge acquisition

In this paper I give a short reflection on Knowledge Acquisition as a subfield of AI and Knowledge Engineering over the last 25 years or so. My major message is that knowledge modeling is an underrated but still important method to reduce the complexity problems that arise in constructing knowledge-based applications. Scale -as apparent in the Semantic Webis an other important parameter in rece...