Mind Matters Natural and Artificial Intelligence News and Analysis

Tagspurious correlations (in Big Data)

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Step Away From Stepwise Regression (and Other Data Mining)

Stepwise regression, which is making a comeback, is just another form of HARKing — Hypothesizing After the Results are Known

There is a strong correlation between the number of lawyers in Nevada and the number of people who died after tripping over their own two feet. There are similarly impressive correlations between U.S. crude oil imports and the per capita consumption of chicken — and the number of letters in the winning word in the Scripps National Spelling Bee and the number if people killed by venomous spiders. If you find these amusing (as I do), there are many more at the website Spurious Correlations. These silly statistical relationships are intended to demonstrate that correlation is not causation. But no matter how often or how loudly statisticians shout that warning, many people do not hear it. When there is a…

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Does Creativity Just Mean Bigger Data? Or Something Else?

Michael Egnor and Robert J. Marks look at claims that artificial intelligence can somehow be taught to be creative

In Define information before you talk about it, neurosurgeon Michael Egnor interviewed engineering prof Robert J. Marks on the way information, not matter, shapes our world (October 28, 2021). In the first portion, Egnor and Marks discussed questions like: Why do two identical snowflakes seem more meaningful than one snowflake? Now they turn to the relationship between information and creativity. Is creativity a function of more information? Or is there more to it? This portion begins at 10:46 min. A partial transcript and notes, Show Notes, and Additional Resources follow. Michael Egnor: How does biological information differ from information in nonliving things? Robert J. Marks: I don’t know if it does… I do believe after recent study that the mind…