Category: Science
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Is Ockham’s razor losing its edge?
Is Ockham’s razor losing its edge? New perspectives on the principle of model parsimony The preference for simple explanations, known as the parsimony principle, has long guided the development of scientific theories, hypotheses, and models. Yet recent years have seen a number of successes in employing highly complex models for scientific inquiry (e.g., for 3D…
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Why probability probably doesn’t exist
(but it is useful to act like it does) David Spiegelhalter All of statistics and much of science depends on probability — an astonishing achievement, considering no one’s really sure what it is. In our everyday world, probability probably does not exist — but it is often useful to act as if it does.— David…
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Incompleteness and Computability
Incompleteness and Computability, An Open Introduction to Gödel’s Theorems is “Remixed by Richard Zach”. It is a textbook on Gödel’s incompleteness theorems and computability theory, developed for Calgary’s Logic III course, based on the Open Logic Project. The book covers recursive function theory, arithmetization of syntax, the first and second incompleteness theorem, models of arithmetic,…
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Explanation in Biology
The most recent publication from the series “Philisophy of Biology” is “Explanation in Biology“, available for free download at the site. The book introduces and elaborates scientific explanations in biology and the life sciences. Explanations are viewed as a “primary” objective of science – theyoffer deep understanding and knowledge of the world, as opposed to…
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The unbearable slowness of being …
The unbearable slowness of being: Why do we live at 10 bits/s? This article is about the neural conundrum behind the slowness of human behavior. The information throughput of a human being is about 10 bits/s. In comparison, our sensory systems gather data at ∼109 bits/s. The stark contrast between these numbers remains unexplained and touches…
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Bayesian Models of Cognition
“Bayesian Models of Cognition Reverse Engineering the Mind” is a new MIT-press Open Access book available for online reading. The definitive introduction to Bayesian cognitive science, written by pioneers of the field. How does human intelligence work, in engineering terms? How do our minds get so much from so little? Bayesian models of cognition provide…
