However, there have been no empirical theories established to explain how a polygraph measures deception.

This list of dismissals would be cheap skepticism if we didn't have a positive empirical theory on which to base it.

Its aim is to comprise all important aspects of an empirical theory in one formal framework.

Dennett suggested that we needed a well-confirmed, empirical theory of dreams before we could say whether dreams were like experiences or not.

He identifies utilitarianism as one of the empirical theories of ethics.

Popper holds that empirical theories are characterized by falsifiability.

An empirical theory of perception is a kind of explanation for how percepts arise.

Most empirical theories of visual perception begin with the observation that stimulation of the retina is fundamentally ambiguous.

Over the period of the next decade he became increasingly skeptical about neoclassical economics as an empirical theory.

Putnam and Fodor saw mental states in terms of an empirical computational theory of the mind.