David Marr

Cognitive Science United Kingdom 1945 – 1980 104 quotes

British neuroscientist whose levels of analysis framework structures vision research.

Quotes by David Marr

The visual system is a highly specialized system.

Vision: A Computational Investigation into the Human Representation and Processing of Visual Information 1982

The brain is a learning machine.

Vision: A Computational Investigation into the Human Representation and Processing of Visual Information 1982

The computational approach provides a rigorous foundation for neuroscience.

Vision: A Computational Investigation into the Human Representation and Processing of Visual Information 1982

The visual system is a highly parallel and distributed system.

Vision: A Computational Investigation into the Human Representation and Processing of Visual Information 1982

The brain is a predictive machine.

Vision: A Computational Investigation into the Human Representation and Processing of Visual Information 1982

The computational theory helps to bridge the gap between psychology and neuroscience.

Vision: A Computational Investigation into the Human Representation and Processing of Visual Information 1982

The visual system is a highly adaptable system.

Vision: A Computational Investigation into the Human Representation and Processing of Visual Information 1982

The brain is a creative machine.

Vision: A Computational Investigation into the Human Representation and Processing of Visual Information 1982

The computational approach offers a new perspective on the brain.

Vision: A Computational Investigation into the Human Representation and Processing of Visual Information 1982

The visual system is a highly complex system, but it is understandable.

Vision: A Computational Investigation into the Human Representation and Processing of Visual Information 1982

The brain is a magnificent machine.

Vision: A Computational Investigation into the Human Representation and Processing of Visual Information 1982

To understand vision by studying only neurons is like trying to understand a newspaper by studying its ink and paper.

Lecture 1979

The computational level is concerned with what is computed and why.

Vision: A Computational Investigation 1982

The purpose of vision is to recover the three-dimensional structure of the world from the two-dimensional retinal image.

Vision: A Computational Investigation 1982

Any particular cognitive function can be analyzed at three distinct levels of description.

Vision: A Computational Investigation 1982

The algorithmic level specifies how the function is computed.

Vision: A Computational Investigation 1982

The implementational level is concerned with how the algorithm is physically realized.

Vision: A Computational Investigation 1982

Vision is not a passive process but an active inference about the environment.

Vision: A Computational Investigation 1982

We must reverse-engineer the visual system to understand its principles.

Interview 1980

The brain is a computational device, and cognition is computation.

Paper: Approaches to the Functions of the Neocortex 1978