Tag Archives: statistics
Building a social detector, Mass Observation
FOREWORD By Professor Julian Huxley Science in its progress is advancing nearer to the human heart of things, The first great advances in the scientific renaissance were made in the remoter and simpler fields of astronomy and physics. Then followed chemistry and a little later general biology and physiology. The great revolution in regard to […]
Regression = prediction
[…] these sorts of problems break down into two types: regression problems, in which you need to predict some number, such as weight, given a bunch of other numbers, such as height; and classification problems, in which you need to assign a label, such as spam, given a bunch of numbers, for examples word counts […]
Francis Galton’s Composite Portraiture meets Wittgenstein’s camera
Galton also devised a technique called “composite portraiture” (produced by superimposing multiple photographic portraits of individuals’ faces registered on their eyes) to create an average face. In the 1990s, a hundred years after his discovery, much psychological research has examined the attractiveness of these faces, an aspect that Galton had remarked on in his original […]