Tag Archives: eigenvectors

Big Data vs Quality Data

theLoneFuturist: I’m not certain why learning Hadoop isn’t more attractive to you. If you are fine with R, doesn’t having lots of data interest you? theLoneFuturist: Don’t get me wrong, there are probably unexciting tasks associated with big data, but … Continue reading

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Linear Transformations will take you on a Trip Comparable to that of Magical Mushroom Sauce, And Perhaps cause More Lasting Damage Long after I was supposed to “get it”, I finally came to understand matrices by looking at the above … Continue reading

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What is an eigenvector?

The eigenvectors of a matrix summarise what it does. Think about a large, not-sparse matrix. A lot of computations are implied in that block of numbers. Some of those computations might overlap each other—2 steps forward, 1 step back, 3 steps … Continue reading

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Linear combinations of eigenfaces — images like the above — are the cheapest way to store and search photos of faces. Like if you want to computer analyse the faces of everyone at the Superbowl and see if there’s a … Continue reading

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Eigenstuff

Imagine you have a small collection of things {…}. You take linear combinations (in the spirit of “When Doves Cry inside a Convex Hull”) of them, making varied and interesting combinations that explore — even span — a “space”. Maybe it’s  the … Continue reading

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